├── .firebaserc ├── .gitignore ├── .metadata ├── LICENSE ├── README.md ├── analysis_options.yaml ├── assets ├── 2.0x │ └── logo.png ├── background.jpg ├── logo.png └── roms │ ├── 82s123.7f │ ├── 82s126.1m │ ├── 82s126.3m │ ├── 82s126.4a │ ├── pacman.5e │ ├── pacman.5f │ ├── pacman.6e │ ├── pacman.6f │ ├── pacman.6h │ └── pacman.6j ├── audio_proc.def ├── audio_proc.dll ├── audio_proc ├── .gitignore ├── audio_proc.c ├── compile.bat ├── dart_api_dl.c └── include │ ├── dart_api.h │ ├── dart_api_dl.h │ ├── dart_api_dl_impl.h │ ├── dart_native_api.h │ └── dart_version.h ├── example ├── StarWars60.mp3 └── sound_out.dart ├── firebase.json ├── lib ├── assets.dart ├── config │ ├── configure.dart │ ├── configure_non_web.dart │ └── configure_web.dart ├── display │ ├── display.dart │ ├── display_app.dart │ └── display_web.dart ├── emulator.dart ├── main.dart ├── utils │ └── platform_view_web.dart └── win32_sound │ ├── constants.dart │ ├── functions.dart │ ├── structs.dart │ └── win32_sound.dart ├── pubspec.lock ├── pubspec.yaml ├── web ├── favicon.ico ├── favicon.png ├── icons │ ├── pac-man-128x128.png │ ├── pac-man-256x256.png │ └── pac-man-512x512.png ├── index.html └── manifest.json └── windows ├── .gitignore ├── CMakeLists.txt ├── flutter ├── .template_version ├── CMakeLists.txt ├── generated_plugin_registrant.cc ├── generated_plugin_registrant.h └── generated_plugins.cmake └── runner ├── CMakeLists.txt ├── Runner.rc ├── flutter_window.cpp ├── flutter_window.h ├── main.cpp ├── resource.h ├── resources └── app_icon.ico ├── run_loop.cpp ├── run_loop.h ├── runner.exe.manifest ├── utils.cpp ├── utils.h ├── win32_window.cpp ├── win32_window.h ├── window_configuration.cpp └── window_configuration.h /.firebaserc: -------------------------------------------------------------------------------- 1 | { 2 | "projects": { 3 | "default": "flutter-community-website" 4 | }, 5 | "targets": { 6 | "flutter-community-website": { 7 | "hosting": { 8 | "pacman": [ 9 | "pacman-flutter-community" 10 | ] 11 | } 12 | } 13 | } 14 | } -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Miscellaneous 2 | *.class 3 | *.log 4 | *.pyc 5 | *.swp 6 | .DS_Store 7 | .atom/ 8 | .buildlog/ 9 | .history 10 | .svn/ 11 | 12 | # IntelliJ related 13 | *.iml 14 | *.ipr 15 | *.iws 16 | .idea/ 17 | 18 | # The .vscode folder contains launch configuration and tasks you configure in 19 | # VS Code which you may wish to be included in version control, so this line 20 | # is commented out by default. 21 | #.vscode/ 22 | 23 | # Flutter/Dart/Pub related 24 | **/doc/api/ 25 | **/ios/Flutter/.last_build_id 26 | .dart_tool/ 27 | .flutter-plugins 28 | .flutter-plugins-dependencies 29 | .packages 30 | .pub-cache/ 31 | .pub/ 32 | /build/ 33 | 34 | # Web related 35 | lib/generated_plugin_registrant.dart 36 | 37 | # Symbolication related 38 | app.*.symbols 39 | 40 | # Obfuscation related 41 | app.*.map.json 42 | 43 | # Exceptions to above rules. 44 | !/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages 45 | 46 | .firebase/ 47 | release/ 48 | pacman_release.zip 49 | 50 | -------------------------------------------------------------------------------- /.metadata: -------------------------------------------------------------------------------- 1 | # This file tracks properties of this Flutter project. 2 | # Used by Flutter tool to assess capabilities and perform upgrades etc. 3 | # 4 | # This file should be version controlled and should not be manually edited. 5 | 6 | version: 7 | revision: "8495dee1fd4aacbe9de707e7581203232f591b2f" 8 | channel: "stable" 9 | 10 | project_type: app 11 | 12 | # Tracks metadata for the flutter migrate command 13 | migration: 14 | platforms: 15 | - platform: root 16 | create_revision: 8495dee1fd4aacbe9de707e7581203232f591b2f 17 | base_revision: 8495dee1fd4aacbe9de707e7581203232f591b2f 18 | - platform: web 19 | create_revision: 8495dee1fd4aacbe9de707e7581203232f591b2f 20 | base_revision: 8495dee1fd4aacbe9de707e7581203232f591b2f 21 | 22 | # User provided section 23 | 24 | # List of Local paths (relative to this file) that should be 25 | # ignored by the migrate tool. 26 | # 27 | # Files that are not part of the templates will be ignored by default. 28 | unmanaged_files: 29 | - 'lib/main.dart' 30 | - 'ios/Runner.xcodeproj/project.pbxproj' 31 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright 2021 Simon Lightfoot (simon@devangels.london) 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | 2 | 3 | # Pacman Emulator in Flutter 4 | 5 | Icons from: https://www.classicgaming.cc/classics/pac-man/icons 6 | 7 | Try now: https://pacman.fluttercommunity.dev/ 8 | -------------------------------------------------------------------------------- /analysis_options.yaml: -------------------------------------------------------------------------------- 1 | # This file configures the analyzer, which statically analyzes Dart code to 2 | # check for errors, warnings, and lints. 3 | # 4 | # The issues identified by the analyzer are surfaced in the UI of Dart-enabled 5 | # IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be 6 | # invoked from the command line by running `flutter analyze`. 7 | 8 | # The following line activates a set of recommended lints for Flutter apps, 9 | # packages, and plugins designed to encourage good coding practices. 10 | include: package:flutter_lints/flutter.yaml 11 | 12 | linter: 13 | # The lint rules applied to this project can be customized in the 14 | # section below to disable rules from the `package:flutter_lints/flutter.yaml` 15 | # included above or to enable additional rules. A list of all available lints 16 | # and their documentation is published at 17 | # https://dart-lang.github.io/linter/lints/index.html. 18 | # 19 | # Instead of disabling a lint rule for the entire project in the 20 | # section below, it can also be suppressed for a single line of code 21 | # or a specific dart file by using the `// ignore: name_of_lint` and 22 | # `// ignore_for_file: name_of_lint` syntax on the line or in the file 23 | # producing the lint. 24 | rules: 25 | # avoid_print: false # Uncomment to disable the `avoid_print` rule 26 | # prefer_single_quotes: true # Uncomment to enable the `prefer_single_quotes` rule 27 | constant_identifier_names: false 28 | 29 | # Additional information about this file can be found at 30 | # https://dart.dev/guides/language/analysis-options 31 | -------------------------------------------------------------------------------- /assets/2.0x/logo.png: -------------------------------------------------------------------------------- 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1 | LIBRARY audio_proc.dll 2 | 3 | EXPORTS 4 | AudioProc 5 | InitDartApiDL 6 | -------------------------------------------------------------------------------- /audio_proc.dll: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/audio_proc.dll -------------------------------------------------------------------------------- /audio_proc/.gitignore: -------------------------------------------------------------------------------- 1 | # IDE Files 2 | .idea/ 3 | *.iml 4 | -------------------------------------------------------------------------------- /audio_proc/audio_proc.c: -------------------------------------------------------------------------------- 1 | #include 2 | #include 3 | #include 4 | 5 | struct AudioProcResult { 6 | HANDLE hWaveOut; 7 | UINT uMsg; 8 | DWORD_PTR dwParam1; 9 | DWORD_PTR dwParam2; 10 | }; 11 | 12 | extern intptr_t InitDartApiDL(void* data) __attribute__((dllexport)) { 13 | return Dart_InitializeApiDL(data); 14 | } 15 | 16 | extern void CALLBACK AudioProc(HANDLE hWaveOut, UINT uMsg, DWORD_PTR dwInstance, 17 | DWORD_PTR dwParam1, DWORD_PTR dwParam2) __attribute__((dllexport)) 18 | { 19 | Dart_Port_DL nativePortId = (Dart_Port_DL)dwInstance; 20 | struct AudioProcResult *result = HeapAlloc(GetProcessHeap(), 0, sizeof(struct AudioProcResult)); 21 | result->hWaveOut = hWaveOut; 22 | result->uMsg = uMsg; 23 | result->dwParam1 = dwParam1; 24 | result->dwParam2 = dwParam2; 25 | const bool postResult = Dart_PostInteger_DL(nativePortId, (int64_t)result); 26 | if (!postResult) { 27 | printf("FATAL: Posting message to port failed."); 28 | abort(); 29 | } 30 | return; 31 | } 32 | -------------------------------------------------------------------------------- /audio_proc/compile.bat: -------------------------------------------------------------------------------- 1 | c:\tcc\tcc -m64 -I. -shared dart_api_dl.c audio_proc.c -o ..\audio_proc.dll 2 | -------------------------------------------------------------------------------- /audio_proc/dart_api_dl.c: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file 3 | * for details. All rights reserved. Use of this source code is governed by a 4 | * BSD-style license that can be found in the LICENSE file. 5 | */ 6 | 7 | #include "include/dart_api_dl.h" /* NOLINT */ 8 | #include "include/dart_version.h" /* NOLINT */ 9 | #include "include/dart_api_dl_impl.h" /* NOLINT */ 10 | 11 | #include 12 | 13 | #define DART_API_DL_DEFINITIONS(name, R, A) name##_Type name##_DL = NULL; 14 | 15 | DART_API_ALL_DL_SYMBOLS(DART_API_DL_DEFINITIONS) 16 | 17 | #undef DART_API_DL_DEFINITIONS 18 | 19 | typedef void* DartApiEntry_function; 20 | 21 | DartApiEntry_function FindFunctionPointer(const DartApiEntry* entries, 22 | const char* name) { 23 | while (entries->name != NULL) { 24 | if (strcmp(entries->name, name) == 0) return entries->function; 25 | entries++; 26 | } 27 | return NULL; 28 | } 29 | 30 | intptr_t Dart_InitializeApiDL(void* data) { 31 | DartApi* dart_api_data = (DartApi*)data; 32 | 33 | if (dart_api_data->major != DART_API_DL_MAJOR_VERSION) { 34 | // If the DartVM we're running on does not have the same version as this 35 | // file was compiled against, refuse to initialize. The symbols are not 36 | // compatible. 37 | return -1; 38 | } 39 | // Minor versions are allowed to be different. 40 | // If the DartVM has a higher minor version, it will provide more symbols 41 | // than we initialize here. 42 | // If the DartVM has a lower minor version, it will not provide all symbols. 43 | // In that case, we leave the missing symbols un-initialized. Those symbols 44 | // should not be used by the Dart and native code. The client is responsible 45 | // for checking the minor version number himself based on which symbols it 46 | // is using. 47 | // (If we would error out on this case, recompiling native code against a 48 | // newer SDK would break all uses on older SDKs, which is too strict.) 49 | 50 | const DartApiEntry* dart_api_function_pointers = dart_api_data->functions; 51 | 52 | #define DART_API_DL_INIT(name, R, A) \ 53 | name##_DL = \ 54 | (name##_Type)(FindFunctionPointer(dart_api_function_pointers, #name)); 55 | DART_API_ALL_DL_SYMBOLS(DART_API_DL_INIT) 56 | #undef DART_API_DL_INIT 57 | 58 | return 0; 59 | } 60 | -------------------------------------------------------------------------------- /audio_proc/include/dart_api_dl.h: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file 3 | * for details. All rights reserved. Use of this source code is governed by a 4 | * BSD-style license that can be found in the LICENSE file. 5 | */ 6 | 7 | #ifndef RUNTIME_INCLUDE_DART_API_DL_H_ 8 | #define RUNTIME_INCLUDE_DART_API_DL_H_ 9 | 10 | #include "dart_api.h" /* NOLINT */ 11 | #include "dart_native_api.h" /* NOLINT */ 12 | 13 | /** \mainpage Dynamically Linked Dart API 14 | * 15 | * This exposes a subset of symbols from dart_api.h and dart_native_api.h 16 | * available in every Dart embedder through dynamic linking. 17 | * 18 | * All symbols are postfixed with _DL to indicate that they are dynamically 19 | * linked and to prevent conflicts with the original symbol. 20 | * 21 | * Link `dart_api_dl.c` file into your library and invoke 22 | * `Dart_InitializeApiDL` with `NativeApi.initializeApiDLData`. 23 | */ 24 | 25 | DART_EXPORT intptr_t Dart_InitializeApiDL(void* data); 26 | 27 | // ============================================================================ 28 | // IMPORTANT! Never update these signatures without properly updating 29 | // DART_API_DL_MAJOR_VERSION and DART_API_DL_MINOR_VERSION. 30 | // 31 | // Verbatim copy of `dart_native_api.h` and `dart_api.h` symbol names and types 32 | // to trigger compile-time errors if the sybols in those files are updated 33 | // without updating these. 34 | // 35 | // Function return and argument types, and typedefs are carbon copied. Structs 36 | // are typechecked nominally in C/C++, so they are not copied, instead a 37 | // comment is added to their definition. 38 | typedef int64_t Dart_Port_DL; 39 | 40 | typedef void (*Dart_NativeMessageHandler_DL)(Dart_Port_DL dest_port_id, 41 | Dart_CObject* message); 42 | 43 | // dart_native_api.h symbols can be called on any thread. 44 | #define DART_NATIVE_API_DL_SYMBOLS(F) \ 45 | /***** dart_native_api.h *****/ \ 46 | /* Dart_Port */ \ 47 | F(Dart_PostCObject, bool, (Dart_Port_DL port_id, Dart_CObject * message)) \ 48 | F(Dart_PostInteger, bool, (Dart_Port_DL port_id, int64_t message)) \ 49 | F(Dart_NewNativePort, Dart_Port_DL, \ 50 | (const char* name, Dart_NativeMessageHandler_DL handler, \ 51 | bool handle_concurrently)) \ 52 | F(Dart_CloseNativePort, bool, (Dart_Port_DL native_port_id)) 53 | 54 | // dart_api.h symbols can only be called on Dart threads. 55 | #define DART_API_DL_SYMBOLS(F) \ 56 | /***** dart_api.h *****/ \ 57 | /* Errors */ \ 58 | F(Dart_IsError, bool, (Dart_Handle handle)) \ 59 | F(Dart_IsApiError, bool, (Dart_Handle handle)) \ 60 | F(Dart_IsUnhandledExceptionError, bool, (Dart_Handle handle)) \ 61 | F(Dart_IsCompilationError, bool, (Dart_Handle handle)) \ 62 | F(Dart_IsFatalError, bool, (Dart_Handle handle)) \ 63 | F(Dart_GetError, const char*, (Dart_Handle handle)) \ 64 | F(Dart_ErrorHasException, bool, (Dart_Handle handle)) \ 65 | F(Dart_ErrorGetException, Dart_Handle, (Dart_Handle handle)) \ 66 | F(Dart_ErrorGetStackTrace, Dart_Handle, (Dart_Handle handle)) \ 67 | F(Dart_NewApiError, Dart_Handle, (const char* error)) \ 68 | F(Dart_NewCompilationError, Dart_Handle, (const char* error)) \ 69 | F(Dart_NewUnhandledExceptionError, Dart_Handle, (Dart_Handle exception)) \ 70 | F(Dart_PropagateError, void, (Dart_Handle handle)) \ 71 | /* Dart_Handle, Dart_PersistentHandle, Dart_WeakPersistentHandle */ \ 72 | F(Dart_HandleFromPersistent, Dart_Handle, (Dart_PersistentHandle object)) \ 73 | F(Dart_HandleFromWeakPersistent, Dart_Handle, \ 74 | (Dart_WeakPersistentHandle object)) \ 75 | F(Dart_NewPersistentHandle, Dart_PersistentHandle, (Dart_Handle object)) \ 76 | F(Dart_SetPersistentHandle, void, \ 77 | (Dart_PersistentHandle obj1, Dart_Handle obj2)) \ 78 | F(Dart_DeletePersistentHandle, void, (Dart_PersistentHandle object)) \ 79 | F(Dart_NewWeakPersistentHandle, Dart_WeakPersistentHandle, \ 80 | (Dart_Handle object, void* peer, intptr_t external_allocation_size, \ 81 | Dart_HandleFinalizer callback)) \ 82 | F(Dart_DeleteWeakPersistentHandle, void, (Dart_WeakPersistentHandle object)) \ 83 | F(Dart_UpdateExternalSize, void, \ 84 | (Dart_WeakPersistentHandle object, intptr_t external_allocation_size)) \ 85 | F(Dart_NewFinalizableHandle, Dart_FinalizableHandle, \ 86 | (Dart_Handle object, void* peer, intptr_t external_allocation_size, \ 87 | Dart_HandleFinalizer callback)) \ 88 | F(Dart_DeleteFinalizableHandle, void, \ 89 | (Dart_FinalizableHandle object, Dart_Handle strong_ref_to_object)) \ 90 | F(Dart_UpdateFinalizableExternalSize, void, \ 91 | (Dart_FinalizableHandle object, Dart_Handle strong_ref_to_object, \ 92 | intptr_t external_allocation_size)) \ 93 | /* Dart_Port */ \ 94 | F(Dart_Post, bool, (Dart_Port_DL port_id, Dart_Handle object)) \ 95 | F(Dart_NewSendPort, Dart_Handle, (Dart_Port_DL port_id)) \ 96 | F(Dart_SendPortGetId, Dart_Handle, \ 97 | (Dart_Handle port, Dart_Port_DL * port_id)) \ 98 | /* Scopes */ \ 99 | F(Dart_EnterScope, void, (void)) \ 100 | F(Dart_ExitScope, void, (void)) 101 | 102 | #define DART_API_ALL_DL_SYMBOLS(F) \ 103 | DART_NATIVE_API_DL_SYMBOLS(F) \ 104 | DART_API_DL_SYMBOLS(F) 105 | // IMPORTANT! Never update these signatures without properly updating 106 | // DART_API_DL_MAJOR_VERSION and DART_API_DL_MINOR_VERSION. 107 | // 108 | // End of verbatim copy. 109 | // ============================================================================ 110 | 111 | // Copy of definition of DART_EXPORT without 'used' attribute. 112 | // 113 | // The 'used' attribute cannot be used with DART_API_ALL_DL_SYMBOLS because 114 | // they are not function declarations, but variable declarations with a 115 | // function pointer type. 116 | // 117 | // The function pointer variables are initialized with the addresses of the 118 | // functions in the VM. If we were to use function declarations instead, we 119 | // would need to forward the call to the VM adding indirection. 120 | #if defined(__CYGWIN__) 121 | #error Tool chain and platform not supported. 122 | #elif defined(_WIN32) 123 | #if defined(DART_SHARED_LIB) 124 | #define DART_EXPORT_DL DART_EXTERN_C __declspec(dllexport) 125 | #else 126 | #define DART_EXPORT_DL DART_EXTERN_C 127 | #endif 128 | #else 129 | #if __GNUC__ >= 4 130 | #if defined(DART_SHARED_LIB) 131 | #define DART_EXPORT_DL DART_EXTERN_C __attribute__((visibility("default"))) 132 | #else 133 | #define DART_EXPORT_DL DART_EXTERN_C 134 | #endif 135 | #else 136 | #error Tool chain not supported. 137 | #endif 138 | #endif 139 | 140 | #define DART_API_DL_DECLARATIONS(name, R, A) \ 141 | typedef R(*name##_Type) A; \ 142 | DART_EXPORT_DL name##_Type name##_DL; 143 | 144 | DART_API_ALL_DL_SYMBOLS(DART_API_DL_DECLARATIONS) 145 | 146 | #undef DART_API_DL_DECLARATIONS 147 | 148 | #undef DART_EXPORT_DL 149 | 150 | #endif /* RUNTIME_INCLUDE_DART_API_DL_H_ */ /* NOLINT */ 151 | -------------------------------------------------------------------------------- /audio_proc/include/dart_api_dl_impl.h: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file 3 | * for details. All rights reserved. Use of this source code is governed by a 4 | * BSD-style license that can be found in the LICENSE file. 5 | */ 6 | 7 | #ifndef RUNTIME_INCLUDE_INTERNAL_DART_API_DL_IMPL_H_ 8 | #define RUNTIME_INCLUDE_INTERNAL_DART_API_DL_IMPL_H_ 9 | 10 | typedef struct { 11 | const char* name; 12 | void (*function)(void); 13 | } DartApiEntry; 14 | 15 | typedef struct { 16 | const int major; 17 | const int minor; 18 | const DartApiEntry* const functions; 19 | } DartApi; 20 | 21 | #endif /* RUNTIME_INCLUDE_INTERNAL_DART_API_DL_IMPL_H_ */ /* NOLINT */ 22 | -------------------------------------------------------------------------------- /audio_proc/include/dart_native_api.h: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 3 | * for details. All rights reserved. Use of this source code is governed by a 4 | * BSD-style license that can be found in the LICENSE file. 5 | */ 6 | 7 | #ifndef RUNTIME_INCLUDE_DART_NATIVE_API_H_ 8 | #define RUNTIME_INCLUDE_DART_NATIVE_API_H_ 9 | 10 | #include "dart_api.h" /* NOLINT */ 11 | 12 | /* 13 | * ========================================== 14 | * Message sending/receiving from native code 15 | * ========================================== 16 | */ 17 | 18 | /** 19 | * A Dart_CObject is used for representing Dart objects as native C 20 | * data outside the Dart heap. These objects are totally detached from 21 | * the Dart heap. Only a subset of the Dart objects have a 22 | * representation as a Dart_CObject. 23 | * 24 | * The string encoding in the 'value.as_string' is UTF-8. 25 | * 26 | * All the different types from dart:typed_data are exposed as type 27 | * kTypedData. The specific type from dart:typed_data is in the type 28 | * field of the as_typed_data structure. The length in the 29 | * as_typed_data structure is always in bytes. 30 | * 31 | * The data for kTypedData is copied on message send and ownership remains with 32 | * the caller. The ownership of data for kExternalTyped is passed to the VM on 33 | * message send and returned when the VM invokes the 34 | * Dart_HandleFinalizer callback; a non-NULL callback must be provided. 35 | * 36 | * Note that Dart_CObject_kNativePointer is intended for internal use by 37 | * dart:io implementation and has no connection to dart:ffi Pointer class. 38 | * It represents a pointer to a native resource of a known type. 39 | * The receiving side will only see this pointer as an integer and will not 40 | * see the specified finalizer. 41 | * The specified finalizer will only be invoked if the message is not delivered. 42 | */ 43 | typedef enum { 44 | Dart_CObject_kNull = 0, 45 | Dart_CObject_kBool, 46 | Dart_CObject_kInt32, 47 | Dart_CObject_kInt64, 48 | Dart_CObject_kDouble, 49 | Dart_CObject_kString, 50 | Dart_CObject_kArray, 51 | Dart_CObject_kTypedData, 52 | Dart_CObject_kExternalTypedData, 53 | Dart_CObject_kSendPort, 54 | Dart_CObject_kCapability, 55 | Dart_CObject_kNativePointer, 56 | Dart_CObject_kUnsupported, 57 | Dart_CObject_kNumberOfTypes 58 | } Dart_CObject_Type; 59 | 60 | typedef struct _Dart_CObject { 61 | Dart_CObject_Type type; 62 | union { 63 | bool as_bool; 64 | int32_t as_int32; 65 | int64_t as_int64; 66 | double as_double; 67 | char* as_string; 68 | struct { 69 | Dart_Port id; 70 | Dart_Port origin_id; 71 | } as_send_port; 72 | struct { 73 | int64_t id; 74 | } as_capability; 75 | struct { 76 | intptr_t length; 77 | struct _Dart_CObject** values; 78 | } as_array; 79 | struct { 80 | Dart_TypedData_Type type; 81 | intptr_t length; /* in elements, not bytes */ 82 | uint8_t* values; 83 | } as_typed_data; 84 | struct { 85 | Dart_TypedData_Type type; 86 | intptr_t length; /* in elements, not bytes */ 87 | uint8_t* data; 88 | void* peer; 89 | Dart_HandleFinalizer callback; 90 | } as_external_typed_data; 91 | struct { 92 | intptr_t ptr; 93 | intptr_t size; 94 | Dart_HandleFinalizer callback; 95 | } as_native_pointer; 96 | } value; 97 | } Dart_CObject; 98 | // This struct is versioned by DART_API_DL_MAJOR_VERSION, bump the version when 99 | // changing this struct. 100 | 101 | /** 102 | * Posts a message on some port. The message will contain the Dart_CObject 103 | * object graph rooted in 'message'. 104 | * 105 | * While the message is being sent the state of the graph of Dart_CObject 106 | * structures rooted in 'message' should not be accessed, as the message 107 | * generation will make temporary modifications to the data. When the message 108 | * has been sent the graph will be fully restored. 109 | * 110 | * If true is returned, the message was enqueued, and finalizers for external 111 | * typed data will eventually run, even if the receiving isolate shuts down 112 | * before processing the message. If false is returned, the message was not 113 | * enqueued and ownership of external typed data in the message remains with the 114 | * caller. 115 | * 116 | * This function may be called on any thread when the VM is running (that is, 117 | * after Dart_Initialize has returned and before Dart_Cleanup has been called). 118 | * 119 | * \param port_id The destination port. 120 | * \param message The message to send. 121 | * 122 | * \return True if the message was posted. 123 | */ 124 | DART_EXPORT bool Dart_PostCObject(Dart_Port port_id, Dart_CObject* message); 125 | 126 | /** 127 | * Posts a message on some port. The message will contain the integer 'message'. 128 | * 129 | * \param port_id The destination port. 130 | * \param message The message to send. 131 | * 132 | * \return True if the message was posted. 133 | */ 134 | DART_EXPORT bool Dart_PostInteger(Dart_Port port_id, int64_t message); 135 | 136 | /** 137 | * A native message handler. 138 | * 139 | * This handler is associated with a native port by calling 140 | * Dart_NewNativePort. 141 | * 142 | * The message received is decoded into the message structure. The 143 | * lifetime of the message data is controlled by the caller. All the 144 | * data references from the message are allocated by the caller and 145 | * will be reclaimed when returning to it. 146 | */ 147 | typedef void (*Dart_NativeMessageHandler)(Dart_Port dest_port_id, 148 | Dart_CObject* message); 149 | 150 | /** 151 | * Creates a new native port. When messages are received on this 152 | * native port, then they will be dispatched to the provided native 153 | * message handler. 154 | * 155 | * \param name The name of this port in debugging messages. 156 | * \param handler The C handler to run when messages arrive on the port. 157 | * \param handle_concurrently Is it okay to process requests on this 158 | * native port concurrently? 159 | * 160 | * \return If successful, returns the port id for the native port. In 161 | * case of error, returns ILLEGAL_PORT. 162 | */ 163 | DART_EXPORT Dart_Port Dart_NewNativePort(const char* name, 164 | Dart_NativeMessageHandler handler, 165 | bool handle_concurrently); 166 | /* TODO(turnidge): Currently handle_concurrently is ignored. */ 167 | 168 | /** 169 | * Closes the native port with the given id. 170 | * 171 | * The port must have been allocated by a call to Dart_NewNativePort. 172 | * 173 | * \param native_port_id The id of the native port to close. 174 | * 175 | * \return Returns true if the port was closed successfully. 176 | */ 177 | DART_EXPORT bool Dart_CloseNativePort(Dart_Port native_port_id); 178 | 179 | /* 180 | * ================== 181 | * Verification Tools 182 | * ================== 183 | */ 184 | 185 | /** 186 | * Forces all loaded classes and functions to be compiled eagerly in 187 | * the current isolate.. 188 | * 189 | * TODO(turnidge): Document. 190 | */ 191 | DART_EXPORT DART_WARN_UNUSED_RESULT Dart_Handle Dart_CompileAll(void); 192 | 193 | /** 194 | * Finalizes all classes. 195 | */ 196 | DART_EXPORT DART_WARN_UNUSED_RESULT Dart_Handle Dart_FinalizeAllClasses(void); 197 | 198 | /* This function is intentionally undocumented. 199 | * 200 | * It should not be used outside internal tests. 201 | */ 202 | DART_EXPORT void* Dart_ExecuteInternalCommand(const char* command, void* arg); 203 | 204 | #endif /* INCLUDE_DART_NATIVE_API_H_ */ /* NOLINT */ 205 | -------------------------------------------------------------------------------- /audio_proc/include/dart_version.h: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file 3 | * for details. All rights reserved. Use of this source code is governed by a 4 | * BSD-style license that can be found in the LICENSE file. 5 | */ 6 | 7 | #ifndef RUNTIME_INCLUDE_DART_VERSION_H_ 8 | #define RUNTIME_INCLUDE_DART_VERSION_H_ 9 | 10 | // On breaking changes the major version is increased. 11 | // On backwards compatible changes the minor version is increased. 12 | // The versioning covers the symbols exposed in dart_api_dl.h 13 | #define DART_API_DL_MAJOR_VERSION 2 14 | #define DART_API_DL_MINOR_VERSION 0 15 | 16 | #endif /* RUNTIME_INCLUDE_DART_VERSION_H_ */ /* NOLINT */ 17 | -------------------------------------------------------------------------------- /example/StarWars60.mp3: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/example/StarWars60.mp3 -------------------------------------------------------------------------------- /example/sound_out.dart: -------------------------------------------------------------------------------- 1 | import 'dart:async'; 2 | import 'dart:io'; 3 | import 'dart:math' as math; 4 | 5 | import 'package:pacman/win32_sound/win32_sound.dart'; 6 | 7 | // win32 lib issues 8 | // 9 | // WAVEHDR.lpData is Utf8 when it should be Uint8 10 | // WAVEOUTCAPS._szPname should be Utf16 and name is null terminated 11 | 12 | Future main() async { 13 | final count = WaveOut.deviceCount; 14 | for (var i = 0; i < count; i++) { 15 | final device = WaveOut(i); 16 | print('${device.deviceId}: ${device.name} -> ${device.supportsVolumeControl}'); 17 | device.dispose(); 18 | } 19 | 20 | final data = File('example/StarWars60.mp3').readAsBytesSync().buffer.asUint8List(0x2C); 21 | final device = WaveOut.defaultDevice; 22 | try { 23 | device.openMp3(); 24 | device.volume = 0.5; 25 | for (var i = 0; i < data.length; i += 2048) { 26 | await device.write(data.sublist(i, math.min(i + 2048, data.length))); 27 | //print( 28 | // 'pos:${device.position}: ' 29 | // '${device.volume.toStringAsFixed(2)} ' 30 | // '${device.playbackRate.toStringAsFixed(2)}', 31 | //); 32 | } 33 | await device.wait(); 34 | } finally { 35 | await device.dispose(); 36 | } 37 | } 38 | -------------------------------------------------------------------------------- /firebase.json: -------------------------------------------------------------------------------- 1 | { 2 | "hosting": { 3 | "target": "pacman", 4 | "public": "build/web", 5 | "ignore": [ 6 | "firebase.json", 7 | "**/.*", 8 | "**/node_modules/**" 9 | ], 10 | "rewrites": [ 11 | { 12 | "source": "**", 13 | "destination": "/index.html" 14 | } 15 | ] 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /lib/assets.dart: -------------------------------------------------------------------------------- 1 | 2 | class Assets { 3 | const Assets._(); 4 | 5 | static const backgroundImage = 'assets/background.jpg'; 6 | static const logoImage = 'assets/logo.png'; 7 | 8 | /// Pac-Man (Midway) - ROM Chip 1 9 | /// File: pacman.6e, 4096 bytes 10 | static const rom_data_6e = 'assets/roms/pacman.6e'; 11 | 12 | /// Pac-Man (Midway) - ROM Chip 2 13 | /// File: pacman.6f, 4096 bytes 14 | static const rom_data_6f = 'assets/roms/pacman.6f'; 15 | 16 | /// Pac-Man (Midway) - ROM Chip 3 17 | /// File: pacman.6h, 4096 bytes 18 | static const rom_data_6h = 'assets/roms/pacman.6h'; 19 | 20 | /// Pac-Man (Midway) - ROM Chip 4 21 | /// File: pacman.6j, 4096 bytes 22 | static const rom_data_6j = 'assets/roms/pacman.6j'; 23 | 24 | /// Game Char Set 25 | /// File: pacman.5e, 4096 bytes 26 | static const rom_data_5e = 'assets/roms/pacman.5e'; 27 | 28 | /// Game Sprite Set 29 | /// File: pacman.5f, 4096 bytes 30 | static const rom_data_5f = 'assets/roms/pacman.5f'; 31 | 32 | /// Namco Palette Definition 33 | /// File: 82s123.7f, 32 bytes 34 | static const palette_data = 'assets/roms/82s123.7f'; 35 | 36 | /// Namco Color Definition 37 | /// File: 82s126.4a, 256 bytes 38 | static const color_data = 'assets/roms/82s126.4a'; 39 | 40 | /// Namco Sound Waveform Data 41 | /// File: 82s126.1m, 256 bytes 42 | static const sound_data = 'assets/roms/82s126.1m'; 43 | } 44 | -------------------------------------------------------------------------------- /lib/config/configure.dart: -------------------------------------------------------------------------------- 1 | export 'configure_non_web.dart' if (dart.library.html) 'configure_web.dart'; 2 | -------------------------------------------------------------------------------- /lib/config/configure_non_web.dart: -------------------------------------------------------------------------------- 1 | void configureApp() { 2 | // No-op for non-web builds. 3 | } 4 | -------------------------------------------------------------------------------- /lib/config/configure_web.dart: -------------------------------------------------------------------------------- 1 | import 'package:flutter_web_plugins/flutter_web_plugins.dart'; 2 | 3 | void configureApp() { 4 | setUrlStrategy(PathUrlStrategy()); 5 | } 6 | -------------------------------------------------------------------------------- /lib/display/display.dart: -------------------------------------------------------------------------------- 1 | import 'package:flutter/cupertino.dart'; 2 | import 'package:pacman/emulator.dart'; 3 | 4 | import 'display_app.dart' if (dart.library.html) 'display_web.dart' as display; 5 | 6 | abstract class Display extends StatefulWidget { 7 | factory Display({ 8 | Key? key, 9 | required ArcadeMachineEmu emulator, 10 | }) { 11 | return display.Display( 12 | key: key, 13 | emulator: emulator, 14 | ); 15 | } 16 | 17 | @override 18 | DisplayState createState(); 19 | } 20 | 21 | abstract class DisplayState extends State { 22 | void outputVideoFrame(Duration elapsed, Duration delta); 23 | 24 | void outputAudioFrame(Duration elapsed, Duration delta); 25 | } 26 | -------------------------------------------------------------------------------- /lib/display/display_app.dart: -------------------------------------------------------------------------------- 1 | import 'dart:async'; 2 | import 'dart:typed_data'; 3 | import 'dart:ui' as ui; 4 | 5 | import 'package:flutter/material.dart'; 6 | import 'package:pacman/display/display.dart' as display; 7 | import 'package:pacman/emulator.dart'; 8 | import 'package:pacman/win32_sound/win32_sound.dart'; 9 | 10 | class Display extends StatefulWidget implements display.Display { 11 | const Display({ 12 | super.key, 13 | required this.emulator, 14 | }); 15 | 16 | final ArcadeMachineEmu emulator; 17 | 18 | @override 19 | display.DisplayState createState() => _DisplayState(); 20 | } 21 | 22 | class _DisplayState extends display.DisplayState { 23 | final _video = Uint32List(VIDEO_WIDTH * VIDEO_HEIGHT); 24 | final _frame = ValueNotifier(null); 25 | final _audioFrame = Float32List(44100 ~/ 60); 26 | 27 | double _frameCount = 0.0; 28 | Duration _elapsed = Duration.zero; 29 | Completer? _completer; 30 | 31 | double get fps => (_frameCount / (_elapsed.inMicroseconds / Duration.microsecondsPerSecond)); 32 | 33 | final WaveOut device = WaveOut(WAVE_MAPPER, bufferCount: 8, bufferSizeInBytes: 4 * (44100 ~/ 60)); 34 | 35 | @override 36 | void initState() { 37 | super.initState(); 38 | if (device.isFormatSupported(SupportedWaveFormat.formatFloat44kM32b)) { 39 | device.open(SupportedWaveFormat.formatFloat44kM32b); 40 | device.volume = 0.5; 41 | } 42 | } 43 | 44 | @override 45 | void dispose() { 46 | device.dispose(); 47 | super.dispose(); 48 | } 49 | 50 | @override 51 | void outputVideoFrame(Duration elapsed, Duration delta) { 52 | _elapsed = elapsed; 53 | if (!widget.emulator.paused) { 54 | if (_completer?.isCompleted ?? true) { 55 | final completer = _completer = Completer(); 56 | _render().then( 57 | (_) { 58 | completer.complete(); 59 | _frameCount++; 60 | }, 61 | onError: completer.completeError, 62 | ); 63 | } 64 | } else { 65 | _frameCount++; 66 | // ignore: invalid_use_of_visible_for_testing_member, invalid_use_of_protected_member 67 | _frame.notifyListeners(); 68 | } 69 | } 70 | 71 | @override 72 | void outputAudioFrame(Duration elapsed, Duration delta) { 73 | widget.emulator.renderSound(_audioFrame, 44100); 74 | device.write(_audioFrame.buffer.asUint8List()); 75 | } 76 | 77 | Future _render() async { 78 | widget.emulator.renderVideo(_video); 79 | final completer = Completer(); 80 | ui.decodeImageFromPixels(_video.buffer.asUint8List(), VIDEO_WIDTH, VIDEO_HEIGHT, 81 | ui.PixelFormat.rgba8888, completer.complete); 82 | _frame.value = await completer.future; 83 | } 84 | 85 | @override 86 | Widget build(BuildContext context) { 87 | return ValueListenableBuilder( 88 | valueListenable: _frame, 89 | builder: (BuildContext context, ui.Image? image, Widget? child) { 90 | return Stack( 91 | children: [ 92 | if (image != null) 93 | Positioned.fill( 94 | child: RepaintBoundary( 95 | child: FittedBox( 96 | fit: BoxFit.contain, 97 | child: RawImage( 98 | image: image, 99 | filterQuality: FilterQuality.none, 100 | ), 101 | ), 102 | ), 103 | ), 104 | Positioned( 105 | left: 8.0, 106 | top: 8.0, 107 | child: RepaintBoundary( 108 | child: SafeArea( 109 | child: Text( 110 | fps.toStringAsFixed(2), 111 | style: const TextStyle( 112 | fontSize: 16.0, 113 | color: Colors.red, 114 | ), 115 | ), 116 | ), 117 | ), 118 | ), 119 | ], 120 | ); 121 | }, 122 | ); 123 | } 124 | } 125 | -------------------------------------------------------------------------------- /lib/display/display_web.dart: -------------------------------------------------------------------------------- 1 | import 'dart:js_interop'; 2 | import 'dart:typed_data'; 3 | 4 | import 'package:flutter/material.dart'; 5 | import 'package:flutter/rendering.dart'; 6 | import 'package:pacman/display/display.dart' as display; 7 | import 'package:pacman/emulator.dart'; 8 | import 'package:pacman/utils/platform_view_web.dart'; 9 | import 'package:web/web.dart' 10 | show 11 | AudioContext, 12 | AudioProcessingEvent, 13 | CanvasRenderingContext2D, 14 | HTMLCanvasElement, 15 | ImageData, 16 | ScriptProcessorNode; 17 | 18 | class Display extends StatefulWidget implements display.Display { 19 | const Display({ 20 | super.key, 21 | required this.emulator, 22 | }); 23 | 24 | final ArcadeMachineEmu emulator; 25 | 26 | @override 27 | display.DisplayState createState() => _DisplayState(); 28 | } 29 | 30 | class _DisplayState extends display.DisplayState { 31 | final _key = UniqueKey(); 32 | late HTMLCanvasElement _canvas; 33 | late CanvasRenderingContext2D _context2d; 34 | 35 | final _video = Uint8ClampedList(VIDEO_WIDTH * VIDEO_HEIGHT * 4); 36 | late ImageData _imageData; 37 | 38 | late AudioContext _audioCtx; 39 | late ScriptProcessorNode _scriptNode; 40 | 41 | @override 42 | void initState() { 43 | super.initState(); 44 | _canvas = HTMLCanvasElement() 45 | ..width = VIDEO_WIDTH 46 | ..height = VIDEO_HEIGHT; 47 | _context2d = _canvas.getContext('2d') as CanvasRenderingContext2D; 48 | _context2d.imageSmoothingEnabled = false; 49 | _imageData = _context2d.createImageData(VIDEO_WIDTH.toJS, VIDEO_HEIGHT); 50 | 51 | registerViewFactory('pacman-display-${_key.hashCode}', (int viewId) { 52 | return _canvas; 53 | }); 54 | 55 | _audioCtx = AudioContext(); 56 | _scriptNode = _audioCtx.createScriptProcessor(1024, 0, 1); 57 | _scriptNode.connect(_audioCtx.destination); 58 | _scriptNode.onaudioprocess = _onAudioProcess.toJS; 59 | } 60 | 61 | @override 62 | void dispose() { 63 | _scriptNode.onaudioprocess = null; 64 | _audioCtx.close(); 65 | super.dispose(); 66 | } 67 | 68 | @override 69 | void outputAudioFrame(Duration elapsed, Duration delta) { 70 | // Skipping un-front rendering 71 | } 72 | 73 | void _onAudioProcess(AudioProcessingEvent audioEvent) { 74 | try { 75 | final channelData = audioEvent.outputBuffer.getChannelData(0).toDart; 76 | if (widget.emulator.paused) { 77 | channelData.fillRange(0, channelData.length, 0); 78 | } else { 79 | widget.emulator.renderSound(channelData, _audioCtx.sampleRate.toInt()); 80 | } 81 | } catch (e) { 82 | debugPrint('Web Audio API error playing back audio: $e'); 83 | } 84 | } 85 | 86 | @override 87 | void outputVideoFrame(Duration elapsed, Duration delta) { 88 | if (!widget.emulator.paused) { 89 | widget.emulator.renderVideo(_video.buffer.asUint32List()); 90 | _imageData.data.toDart.setAll(0, _video); 91 | _context2d.putImageData(_imageData, 0, 0); 92 | } 93 | } 94 | 95 | @override 96 | Widget build(BuildContext context) { 97 | return FittedBox( 98 | child: ConstrainedBox( 99 | constraints: BoxConstraints.tightFor( 100 | width: VIDEO_WIDTH.toDouble(), 101 | height: VIDEO_HEIGHT.toDouble(), 102 | ), 103 | child: HtmlElementView( 104 | key: _key, 105 | viewType: 'pacman-display-${_key.hashCode}', 106 | ), 107 | ), 108 | ); 109 | } 110 | } 111 | -------------------------------------------------------------------------------- /lib/emulator.dart: -------------------------------------------------------------------------------- 1 | import 'dart:typed_data'; 2 | 3 | import 'package:flutter/services.dart' show LogicalKeyboardKey, rootBundle; 4 | import 'package:pacman/assets.dart'; 5 | import 'package:z80/z80.dart'; 6 | 7 | const int VIDEO_WIDTH = 224; // pixels 8 | const int VIDEO_HEIGHT = 288; // pixels 9 | const int VIDEO_FREQ = 60; // 60Hhz 10 | const int CPU_CLOCK = 3072000; // 3MHz 11 | const int CPU_CYCLES_PER_FRAME = CPU_CLOCK ~/ VIDEO_FREQ; 12 | const int SOUND_FREQ = CPU_CLOCK ~/ 32; // = 96000 (96kHz) 13 | 14 | const int R220 = 0x97; 15 | const int R470 = 0x47; 16 | const int R1000 = 0x21; 17 | 18 | const int CHEAT_EXTRALIFE1 = 0x4E14; 19 | const int CHEAT_EXTRALIFE2 = 0x4E15; 20 | const int CHEAT_LEVELEND = 0x4E0E; // 0xF4 21 | 22 | const int R0_ROM = 0x0000; 23 | const int R0_ROMMAX = 0x4000; 24 | const int R0_ROMCHARSET = 0x4000; 25 | const int R0_ROMSPRITESET = 0x5000; 26 | const int R0_RAMMAX = 0x5000; 27 | const int R0_RAMMASK = 0x7FFF; 28 | const int R0_RANGEMASK = 0xFFC0; 29 | 30 | const int RW_VRAM_CHAR = 0x4000; 31 | const int RW_VRAM_COLOR = 0x4400; 32 | const int RW_RAM = 0x4800; 33 | const int R0_IN0 = 0x5000; 34 | const int R0_IN1 = 0x5040; 35 | const int R0_DSW1 = 0x5080; 36 | const int R0_WATCHDOG = 0x50C0; 37 | const int RW_CHARMAP = 0x8000; 38 | const int RW_SPRITEMAP = 0xC000; 39 | const int RW_INTVAL = 0xFFFF; 40 | 41 | const int W0_INTENABLE = 0x5000; 42 | const int W0_SNDENABLE = 0x5001; 43 | const int W0_AUXENABLE = 0x5002; 44 | const int W0_SCREENFLIP = 0x5003; 45 | const int W0_PLAY1LAMP = 0x5004; 46 | const int W0_PLAY2LAMP = 0x5005; 47 | const int W0_COINLOCK = 0x5006; 48 | const int W0_COINCOUNT = 0x5007; 49 | const int W0_WATCHDOG = 0x50C0; 50 | const int W0_SNDREGS = 0x5040; 51 | const int W0_SPRITEPOS = 0x5060; 52 | const int W0_SPRITESHAPE = 0x4FF0; 53 | 54 | const int DSW1_PLAYFREE = 0x00; // coins per play 55 | const int DSW1_PLAY1COIN1GAME = 0x01; 56 | const int DSW1_PLAY1COIN2GAMES = 0x02; 57 | const int DSW1_PLAY2COINS1GAME = 0x03; 58 | const int DSW1_PLAYMASK = 0x03; 59 | 60 | const int DSW1_LIVES1 = 0x00; // lives per game 61 | const int DSW1_LIVES2 = 0x04; 62 | const int DSW1_LIVES3 = 0x08; 63 | const int DSW1_LIVES5 = 0x0C; 64 | const int DSW1_LIVESMASK = 0x0C; 65 | 66 | const int DSW1_BONUS10000 = 0x00; // bonus life 67 | const int DSW1_BONUS15000 = 0x10; 68 | const int DSW1_BONUS20000 = 0x20; 69 | const int DSW1_BONUSNONE = 0x30; 70 | const int DSW1_BONUSMASK = 0x30; 71 | 72 | const int DSW1_DIFFHARD = 0x00; // difficulty 73 | const int DSW1_DIFFNORMAL = 0x40; 74 | const int DSW1_DIFFMASK = 0x40; 75 | 76 | const int DSW1_GHOSTNAMESALT = 0x00; // ghost names 77 | const int DSW1_GHOSTNAMESNORMAL = 0x80; 78 | const int DSW1_GHOSTNAMESMASK = 0x80; 79 | 80 | const int IN0_UP = 0x01; 81 | const int IN0_LEFT = 0x02; 82 | const int IN0_RIGHT = 0x04; 83 | const int IN0_DOWN = 0x08; 84 | const int IN0_DIP6 = 0x10; 85 | const int IN0_COIN1 = 0x20; 86 | const int IN0_COIN2 = 0x40; 87 | const int IN0_CREDIT = 0x60; 88 | 89 | const int IN1_UP = 0x01; 90 | const int IN1_LEFT = 0x02; 91 | const int IN1_RIGHT = 0x04; 92 | const int IN1_DOWN = 0x08; 93 | const int IN1_TEST = 0x10; 94 | const int IN1_START1 = 0x20; 95 | const int IN1_START2 = 0x40; 96 | const int IN1_TABLE = 0x60; 97 | 98 | const int SND_WAVFM = 0x05; 99 | const int SND_FREQ1 = 0x10; 100 | const int SND_FREQ2 = 0x11; 101 | const int SND_FREQ3 = 0x12; 102 | const int SND_FREQ4 = 0x13; 103 | const int SND_FREQ5 = 0x14; 104 | const int SND_VOL = 0x15; 105 | 106 | class ArcadeMachineEmu implements Z80Core { 107 | ArcadeMachineEmu(); 108 | 109 | late final _cpu = Z80CPU(this); 110 | late final _ram = Uint8ClampedList(0x10000); // 64KB 111 | late Uint8ClampedList _soundData; 112 | late List _palette; 113 | 114 | int _cycles = 0; 115 | bool _paused = false; 116 | bool _muted = false; 117 | double _masterVolume = 0.25; 118 | 119 | bool get paused => _paused; 120 | 121 | Future init() async { 122 | var base = 0x0000; 123 | for (final asset in [ 124 | Assets.rom_data_6e, 125 | Assets.rom_data_6f, 126 | Assets.rom_data_6h, 127 | Assets.rom_data_6j, 128 | Assets.rom_data_5e, 129 | Assets.rom_data_5f, 130 | ]) { 131 | _ram.setAll(base, await loadAsset(asset)); 132 | base += 0x1000; 133 | } 134 | 135 | createPalette( 136 | await loadAsset(Assets.palette_data), 137 | await loadAsset(Assets.color_data), 138 | ); 139 | 140 | decodeVideoRoms( 141 | await loadAsset(Assets.rom_data_5e), 142 | await loadAsset(Assets.rom_data_5f), 143 | ); 144 | 145 | _soundData = await loadAsset(Assets.sound_data); 146 | 147 | _ram[W0_INTENABLE] = 0x00; 148 | _ram[RW_INTVAL] = 0x00; 149 | _ram[R0_IN0] = 0xFF; 150 | _ram[R0_IN1] = 0xFF; 151 | _ram[R0_DSW1] = DSW1_PLAY1COIN1GAME | 152 | DSW1_BONUS10000 | 153 | DSW1_LIVES3 | 154 | DSW1_DIFFNORMAL | 155 | DSW1_GHOSTNAMESNORMAL; 156 | 157 | muteSound(); 158 | } 159 | 160 | Future loadAsset(String asset) async { 161 | final data = await rootBundle.load(asset); 162 | return data.buffer.asUint8ClampedList(); 163 | } 164 | 165 | void createPalette(List palRom, List colorRom) { 166 | final palette = List.filled(16, 0, growable: false); 167 | for (int i = 0; i < 16; i++) { 168 | int v = palRom[i]; 169 | int r = R1000 * ((v >> 0) & 1) + R470 * ((v >> 1) & 1) + R220 * ((v >> 2) & 1); 170 | int g = R1000 * ((v >> 3) & 1) + R470 * ((v >> 4) & 1) + R220 * ((v >> 5) & 1); 171 | int b = R1000 * 0 + R470 * ((v >> 6) & 1) + R220 * ((v >> 7) & 1); 172 | palette[i] = 0xff000000 | (r & 0xff) | ((g & 0xff) << 8) | ((b & 0xff) << 16); 173 | } 174 | _palette = List.filled(256, 0); 175 | for (int i = 0; i < 256; i++) { 176 | _palette[i] = palette[colorRom[i] & 0x0F]; 177 | } 178 | } 179 | 180 | void decodeVideoRoms(List charSet, List spriteSet) { 181 | for (int i = 0; i < 256; i++) { 182 | final src = charSet.sublist(i * 16); 183 | final dst = _ram.buffer.asUint8ClampedList(RW_CHARMAP + i * 64); 184 | decodePixels(src, 0, dst, 0, 4, 8); 185 | decodePixels(src, 8, dst, 0, 0, 8); 186 | } 187 | for (int i = 0; i < 64; i++) { 188 | final src = spriteSet.sublist(i * 64); 189 | final dst = _ram.buffer.asUint8ClampedList(RW_SPRITEMAP + i * 256); 190 | decodePixels(src, 0, dst, 8, 12, 16); 191 | decodePixels(src, 8, dst, 8, 0, 16); 192 | decodePixels(src, 16, dst, 8, 4, 16); 193 | decodePixels(src, 24, dst, 8, 8, 16); 194 | decodePixels(src, 32, dst, 0, 12, 16); 195 | decodePixels(src, 40, dst, 0, 0, 16); 196 | decodePixels(src, 48, dst, 0, 4, 16); 197 | decodePixels(src, 56, dst, 0, 8, 16); 198 | } 199 | } 200 | 201 | void decodePixels( 202 | List srcData, int srcOffset, List charBuffer, int x, int y, int width) { 203 | int offset = srcOffset; 204 | for (int dx = 7; dx >= 0; dx--) { 205 | int b = srcData[offset++]; 206 | for (int dy = 3; dy >= 0; dy--) { 207 | charBuffer[(y + dy) * width + (x + dx)] = ((b >> 3) & 2) | (b & 1); 208 | b >>= 1; 209 | } 210 | } 211 | } 212 | 213 | void renderVideo(Uint32List videoBuffer) { 214 | final vrChar = _ram.buffer.asUint8ClampedList(RW_VRAM_CHAR); 215 | final vrColor = _ram.buffer.asUint8ClampedList(RW_VRAM_COLOR); 216 | for (int i = 2, x = (27 * 8); i < 30; i++, x -= 8) { 217 | _renderChar(videoBuffer, vrChar[0x3C0 + i], x, (0 * 8), vrColor[0x3C0 + i], VIDEO_WIDTH); 218 | _renderChar(videoBuffer, vrChar[0x3E0 + i], x, (1 * 8), vrColor[0x3E0 + i], VIDEO_WIDTH); 219 | _renderChar(videoBuffer, vrChar[0x000 + i], x, (34 * 8), vrColor[0x000 + i], VIDEO_WIDTH); 220 | _renderChar(videoBuffer, vrChar[0x020 + i], x, (35 * 8), vrColor[0x020 + i], VIDEO_WIDTH); 221 | } 222 | for (int i = 0x40, x = (28 * 8), y = 0; i < 0x3C0; i++, y += 8) { 223 | if (i % 0x20 == 0) { 224 | y = (2 * 8); 225 | x -= 8; 226 | } 227 | _renderChar(videoBuffer, vrChar[i], x, y, vrColor[i], VIDEO_WIDTH); 228 | } 229 | for (int i = 7; i >= 0; i--) { 230 | _renderSprite(videoBuffer, i); 231 | } 232 | } 233 | 234 | void _renderChar(List buffer, int index, int ox, int oy, int color, int pitch) { 235 | int offset = (oy * pitch) + ox; 236 | index *= 64; 237 | color = (color & 0x3F) * 4; 238 | for (int y = 0; y < 8; y++) { 239 | for (int x = 0; x < 8; x++) { 240 | buffer[offset + x] = _palette[_ram[RW_CHARMAP + index] + color]; 241 | index++; 242 | } 243 | offset += pitch; 244 | } 245 | } 246 | 247 | void _renderSprite(List buffer, int index) { 248 | final spriteShape = _ram[W0_SPRITESHAPE + (index * 2) + 0] >> 2; // Shape 249 | final spriteMode = _ram[W0_SPRITESHAPE + (index * 2) + 0] & 3; // Shape 250 | final spriteColor = _ram[W0_SPRITESHAPE + (index * 2) + 1]; // Color 251 | final spriteY = (256 + 16) - _ram[W0_SPRITEPOS + (index * 2) + 1]; // Pos Y 252 | int spriteX = (256 - 17) - _ram[W0_SPRITEPOS + (index * 2) + 0]; // Pos X 253 | if (index <= 2) { 254 | spriteX--; 255 | } 256 | if ((spriteColor == 0) || 257 | (spriteX >= VIDEO_WIDTH) || 258 | (spriteY < 16) || 259 | (spriteY >= (VIDEO_HEIGHT - 32))) { 260 | return; 261 | } 262 | 263 | final startX = (spriteX < 0) ? 0 : spriteX; 264 | final endX = (spriteX < (VIDEO_WIDTH - 16)) ? spriteX + 16 : VIDEO_WIDTH; 265 | final color = (spriteColor & 0x3F) * 4; 266 | final spriteMap = _ram.buffer.asUint8ClampedList(RW_SPRITEMAP + (spriteShape & 0x3F) * 256); 267 | 268 | int offset = VIDEO_WIDTH * spriteY; 269 | for (int y = 0; y < 16; y++) { 270 | for (int x = startX; x < endX; x++) { 271 | int c = 0, o = (x - spriteX); 272 | switch (spriteMode) { 273 | case 0: 274 | c = spriteMap[o + y * 16]; 275 | break; 276 | case 1: 277 | c = spriteMap[o + (15 - y) * 16]; 278 | break; 279 | case 2: 280 | c = spriteMap[15 - o + y * 16]; 281 | break; 282 | case 3: 283 | c = spriteMap[15 - o + (15 - y) * 16]; 284 | break; 285 | } 286 | if (c != 0) { 287 | buffer[offset + x] = _palette[(color + c & 0xFF)]; 288 | } 289 | } 290 | offset += VIDEO_WIDTH; 291 | } 292 | } 293 | 294 | void onKeyDown(LogicalKeyboardKey key) { 295 | if (key == LogicalKeyboardKey.space) { 296 | _ram[R0_IN0] &= ~IN0_COIN1; 297 | } else if (key == LogicalKeyboardKey.digit1) { 298 | _ram[R0_IN1] &= ~IN1_START1; 299 | } else if (key == LogicalKeyboardKey.digit2) { 300 | _ram[R0_IN1] &= ~IN1_START2; 301 | } else if (key == LogicalKeyboardKey.arrowUp) { 302 | _ram[R0_IN0] &= ~IN0_UP; 303 | } else if (key == LogicalKeyboardKey.arrowDown) { 304 | _ram[R0_IN0] &= ~IN0_DOWN; 305 | } else if (key == LogicalKeyboardKey.arrowRight) { 306 | _ram[R0_IN0] &= ~IN0_RIGHT; 307 | } else if (key == LogicalKeyboardKey.arrowLeft) { 308 | _ram[R0_IN0] &= ~IN0_LEFT; 309 | } 310 | } 311 | 312 | void onKeyUp(LogicalKeyboardKey key) { 313 | if (key == LogicalKeyboardKey.space) { 314 | _ram[R0_IN0] |= IN0_COIN1; 315 | } else if (key == LogicalKeyboardKey.digit1) { 316 | _ram[R0_IN1] |= IN1_START1; 317 | } else if (key == LogicalKeyboardKey.digit2) { 318 | _ram[R0_IN1] |= IN1_START2; 319 | } else if (key == LogicalKeyboardKey.keyP) { 320 | _paused = !_paused; 321 | } else if (key == LogicalKeyboardKey.arrowUp) { 322 | _ram[R0_IN0] |= IN0_UP; 323 | } else if (key == LogicalKeyboardKey.arrowDown) { 324 | _ram[R0_IN0] |= IN0_DOWN; 325 | } else if (key == LogicalKeyboardKey.arrowRight) { 326 | _ram[R0_IN0] |= IN0_RIGHT; 327 | } else if (key == LogicalKeyboardKey.arrowLeft) { 328 | _ram[R0_IN0] |= IN0_LEFT; 329 | } else if (key == LogicalKeyboardKey.f1) { 330 | _ram[CHEAT_EXTRALIFE1]++; 331 | _ram[CHEAT_EXTRALIFE2]++; 332 | } else if (key == LogicalKeyboardKey.f2) { 333 | _ram[CHEAT_LEVELEND] = 0xF4; 334 | } else if (key == LogicalKeyboardKey.audioVolumeDown || 335 | key == LogicalKeyboardKey.numpadSubtract) { 336 | _masterVolume = (_masterVolume - 0.1).clamp(0.0, 1.0); 337 | } else if (key == LogicalKeyboardKey.audioVolumeUp || key == LogicalKeyboardKey.numpadAdd) { 338 | _masterVolume = (_masterVolume + 0.1).clamp(0.0, 1.0); 339 | } else if (key == LogicalKeyboardKey.audioVolumeMute || // 340 | key == LogicalKeyboardKey.numpad0) { 341 | _muted = !_muted; 342 | } 343 | } 344 | 345 | void tick() { 346 | if (!_paused) { 347 | if (_ram[W0_INTENABLE] != 0) { 348 | _cpu.interrupt(false, _ram[RW_INTVAL]); 349 | } 350 | _cycles += CPU_CYCLES_PER_FRAME; 351 | while (_cycles > 0) { 352 | _cycles -= _cpu.runInstruction(); 353 | } 354 | } 355 | } 356 | 357 | final List waveOffset = [0, 0, 0]; 358 | 359 | void muteSound() { 360 | int baseReg = 0; 361 | for (int voice = 0; voice < 3; voice++) { 362 | _ram[W0_SNDREGS + (baseReg + SND_VOL)] = 0; 363 | baseReg += 5; 364 | } 365 | } 366 | 367 | /// Generates floating point PCM at sampleRate 368 | void renderSound(Float32List buf, int sampleRate) { 369 | _ram[W0_SNDREGS]; 370 | 371 | final divisor = ((SOUND_FREQ << 10) ~/ sampleRate); 372 | buf.fillRange(0, buf.length, 0.0); 373 | int baseReg = 0; 374 | for (int voice = 0; voice < 3; voice++) { 375 | final waveform = (_ram[W0_SNDREGS + (baseReg + SND_WAVFM)] & 0x07); 376 | final volume = _muted ? 0 : (_ram[W0_SNDREGS + (baseReg + SND_VOL)] & 0x0F); 377 | int freq = ((_ram[W0_SNDREGS + (baseReg + SND_FREQ5)] & 0x0F) << 16); 378 | freq |= ((_ram[W0_SNDREGS + (baseReg + SND_FREQ4)] & 0x0F) << 12); 379 | freq |= ((_ram[W0_SNDREGS + (baseReg + SND_FREQ3)] & 0x0F) << 8); 380 | freq |= ((_ram[W0_SNDREGS + (baseReg + SND_FREQ2)] & 0x0F) << 4); 381 | if (voice == 0) { 382 | freq |= (_ram[W0_SNDREGS + (baseReg + SND_FREQ1)] & 0x0F); 383 | } 384 | if (freq > 0 && volume > 0) { 385 | final waveSample = _soundData.sublist(32 * waveform); 386 | final step = (freq * divisor); 387 | int offset = waveOffset[voice]; 388 | for (int i = 0; i < buf.length; i++) { 389 | buf[i] += (waveSample[(offset >> 25) & 0x1F] * volume * _masterVolume); 390 | offset += step; 391 | } 392 | waveOffset[voice] = offset; 393 | } 394 | baseReg += 5; 395 | } 396 | for (int i = 0; i < buf.length; i++) { 397 | buf[i] /= 0xFF; // resample 8-bit to float 398 | } 399 | } 400 | 401 | @override 402 | int memRead(int address) { 403 | address &= R0_RAMMASK; 404 | if (address < R0_RAMMAX) return _ram[address]; 405 | switch (address & R0_RANGEMASK) { 406 | case R0_IN0: 407 | return _ram[R0_IN0]; 408 | case R0_IN1: 409 | return _ram[R0_IN1] & 0xF0 | _ram[R0_IN0] & 0x0F; 410 | case R0_DSW1: 411 | return _ram[R0_DSW1]; 412 | case R0_WATCHDOG: 413 | return 0xFF; 414 | default: 415 | return _ram[address]; 416 | } 417 | } 418 | 419 | @override 420 | void memWrite(int address, int value) { 421 | address &= R0_RAMMASK; 422 | if (address >= R0_ROM && address < R0_ROMMAX) { 423 | return; 424 | } 425 | if (address == R0_DSW1 || address == R0_IN0 || address == R0_IN1) { 426 | return; 427 | } 428 | _ram[address] = value; 429 | } 430 | 431 | @override 432 | int ioRead(int port) => 0; 433 | 434 | @override 435 | void ioWrite(int port, int value) { 436 | if ((port >> 8) == value) { 437 | _ram[RW_INTVAL] = value; 438 | } 439 | } 440 | } 441 | -------------------------------------------------------------------------------- /lib/main.dart: -------------------------------------------------------------------------------- 1 | import 'dart:ui' as ui; 2 | 3 | import 'package:flutter/material.dart'; 4 | import 'package:flutter/rendering.dart' show RenderErrorBox; 5 | import 'package:flutter/scheduler.dart' show Ticker; 6 | import 'package:flutter/services.dart'; 7 | import 'package:pacman/assets.dart'; 8 | import 'package:pacman/emulator.dart'; 9 | 10 | import 'config/configure.dart'; 11 | import 'display/display.dart'; 12 | 13 | void main() { 14 | configureApp(); 15 | runApp(const App()); 16 | } 17 | 18 | class App extends StatelessWidget { 19 | const App({super.key}); 20 | 21 | @override 22 | Widget build(BuildContext context) { 23 | return MaterialApp( 24 | debugShowCheckedModeBanner: false, 25 | title: 'Pacman Emulator in Flutter', 26 | theme: ThemeData( 27 | brightness: Brightness.dark, 28 | colorScheme: const ColorScheme.dark( 29 | primary: Color(0xFFFFE311), 30 | background: Colors.black, 31 | brightness: Brightness.dark, 32 | ), 33 | visualDensity: VisualDensity.adaptivePlatformDensity, 34 | ), 35 | home: const Game(), 36 | ); 37 | } 38 | } 39 | 40 | @immutable 41 | class Game extends StatefulWidget { 42 | const Game({super.key}); 43 | 44 | @override 45 | State createState() => _GameState(); 46 | } 47 | 48 | class _GameState extends State with SingleTickerProviderStateMixin { 49 | final _displayKey = GlobalKey(); 50 | bool _loaded = false; 51 | bool _started = false; 52 | late ArcadeMachineEmu _emulator; 53 | late Future _loading; 54 | late FocusNode _focusNode; 55 | late Ticker _ticker; 56 | Duration? _last; 57 | 58 | @override 59 | void initState() { 60 | super.initState(); 61 | _emulator = ArcadeMachineEmu(); 62 | _focusNode = FocusNode(); 63 | _ticker = createTicker(_onTick); 64 | _loading = _emulator.init().then((_) { 65 | setState(() => _loaded = true); 66 | }); 67 | } 68 | 69 | void _onStart() { 70 | if (!_loaded) return; 71 | setState(() => _started = true); 72 | _focusNode.requestFocus(); 73 | _ticker.start(); 74 | } 75 | 76 | void _onTick(Duration elapsed) { 77 | final delta = elapsed - (_last ?? elapsed); 78 | if (delta > Duration.zero) { 79 | _emulator.tick(); 80 | _displayKey.currentState!.outputVideoFrame(elapsed, delta); 81 | if (!_emulator.paused) { 82 | _displayKey.currentState!.outputAudioFrame(elapsed, delta); 83 | } 84 | } 85 | _last = elapsed; 86 | } 87 | 88 | @override 89 | void dispose() { 90 | _ticker.dispose(); 91 | _focusNode.dispose(); 92 | super.dispose(); 93 | } 94 | 95 | @override 96 | Widget build(BuildContext context) { 97 | return SizedBox.expand( 98 | child: Material( 99 | color: Colors.black, 100 | child: Builder( 101 | builder: (BuildContext context) { 102 | if (_started) { 103 | return RawKeyboardListener( 104 | focusNode: _focusNode, 105 | onKey: (RawKeyEvent event) { 106 | if (event is RawKeyDownEvent) { 107 | _emulator.onKeyDown(event.logicalKey); 108 | } else if (event is RawKeyUpEvent) { 109 | _emulator.onKeyUp(event.logicalKey); 110 | } 111 | }, 112 | child: Display( 113 | key: _displayKey, 114 | emulator: _emulator, 115 | ), 116 | ); 117 | } else { 118 | return Ink.image( 119 | image: const AssetImage(Assets.backgroundImage), 120 | repeat: ImageRepeat.repeat, 121 | child: GestureDetector( 122 | behavior: HitTestBehavior.opaque, 123 | onTap: _onStart, 124 | child: DefaultTextStyle.merge( 125 | style: const TextStyle( 126 | fontWeight: FontWeight.w500, 127 | fontSize: 20.0, 128 | ), 129 | child: Column( 130 | mainAxisAlignment: MainAxisAlignment.center, 131 | children: [ 132 | Image.asset(Assets.logoImage), 133 | Padding( 134 | padding: const EdgeInsets.symmetric(vertical: 32.0), 135 | child: Text( 136 | 'Pacman Emulator', 137 | style: TextStyle( 138 | color: Theme.of(context).colorScheme.primary, 139 | fontWeight: FontWeight.w500, 140 | fontSize: 48.0, 141 | ), 142 | textAlign: TextAlign.center, 143 | ), 144 | ), 145 | FutureBuilder( 146 | future: _loading, 147 | builder: (BuildContext context, AsyncSnapshot snapshot) { 148 | if (snapshot.hasError) { 149 | return const Text('Sorry, cannot load game.'); 150 | } else if (snapshot.connectionState != ConnectionState.done) { 151 | return const CircularProgressIndicator(); 152 | } else { 153 | return const Padding( 154 | padding: EdgeInsets.symmetric(horizontal: 24.0), 155 | child: Text( 156 | 'Press space to insert coin.\n' 157 | 'Press 1 or 2 to start one or two player game.\n' 158 | 'Use the arrow keys to move pacman.\n' 159 | 'Press P to pause the game.\n' 160 | 'Press numpad +/- changes volume.\n' 161 | '\n' 162 | 'Cheaters:\nF1 for extra-life and F2 to skip level.\n\n' 163 | 'Click to start\n\n', 164 | textAlign: TextAlign.center, 165 | ), 166 | ); 167 | } 168 | }, 169 | ), 170 | ], 171 | ), 172 | ), 173 | ), 174 | ); 175 | } 176 | }, 177 | ), 178 | ), 179 | ); 180 | } 181 | } 182 | -------------------------------------------------------------------------------- /lib/utils/platform_view_web.dart: -------------------------------------------------------------------------------- 1 | import 'dart:ui_web'; 2 | 3 | typedef PlatformViewFactory = dynamic Function(int viewId); 4 | 5 | bool registerViewFactory(String viewTypeId, PlatformViewFactory factory) { 6 | // ignore: undefined_prefixed_name 7 | return platformViewRegistry.registerViewFactory(viewTypeId, factory); 8 | } 9 | -------------------------------------------------------------------------------- /lib/win32_sound/constants.dart: -------------------------------------------------------------------------------- 1 | // waveform audio error return values 2 | const _WAVERR_BASE = 32; 3 | const WAVERR_BADFORMAT = _WAVERR_BASE + 0; // unsupported wave format 4 | const WAVERR_STILLPLAYING = _WAVERR_BASE + 1; // still something playing 5 | const WAVERR_UNPREPARED = _WAVERR_BASE + 2; // header not prepared 6 | const WAVERR_SYNC = _WAVERR_BASE + 3; // device is synchronous 7 | const WAVERR_LASTERROR = _WAVERR_BASE + 3; // last error in range 8 | 9 | // device ID for wave device mapper 10 | const WAVE_MAPPER = -1; 11 | 12 | // flags for dwFlags field of WAVEHDR 13 | const WHDR_DONE = 0x00000001; // done bit 14 | const WHDR_PREPARED = 0x00000002; // set if this header has been prepared 15 | const WHDR_BEGINLOOP = 0x00000004; // loop start block 16 | const WHDR_ENDLOOP = 0x00000008; // loop end block 17 | const WHDR_INQUEUE = 0x00000010; // reserved for driver 18 | 19 | // flags for dwSupport field of WAVEOUTCAPS 20 | const WAVECAPS_PITCH = 0x0001; // supports pitch control 21 | const WAVECAPS_PLAYBACKRATE = 0x0002; // supports playback rate control 22 | const WAVECAPS_VOLUME = 0x0004; // supports volume control 23 | const WAVECAPS_LRVOLUME = 0x0008; // separate left-right volume control 24 | const WAVECAPS_SYNC = 0x0010; 25 | const WAVECAPS_SAMPLEACCURATE = 0x0020; 26 | 27 | // defines for dwFormat field of WAVEINCAPS and WAVEOUTCAPS 28 | const WAVE_INVALIDFORMAT = 0x00000000; // invalid format 29 | const WAVE_FORMAT_1M08 = 0x00000001; // 11.025 kHz, Mono, 8-bit 30 | const WAVE_FORMAT_1S08 = 0x00000002; // 11.025 kHz, Stereo, 8-bit 31 | const WAVE_FORMAT_1M16 = 0x00000004; // 11.025 kHz, Mono, 16-bit 32 | const WAVE_FORMAT_1S16 = 0x00000008; // 11.025 kHz, Stereo, 16-bit 33 | const WAVE_FORMAT_2M08 = 0x00000010; // 22.05 kHz, Mono, 8-bit 34 | const WAVE_FORMAT_2S08 = 0x00000020; // 22.05 kHz, Stereo, 8-bit 35 | const WAVE_FORMAT_2M16 = 0x00000040; // 22.05 kHz, Mono, 16-bit 36 | const WAVE_FORMAT_2S16 = 0x00000080; // 22.05 kHz, Stereo, 16-bit 37 | const WAVE_FORMAT_4M08 = 0x00000100; // 44.1 kHz, Mono, 8-bit 38 | const WAVE_FORMAT_4S08 = 0x00000200; // 44.1 kHz, Stereo, 8-bit 39 | const WAVE_FORMAT_4M16 = 0x00000400; // 44.1 kHz, Mono, 16-bit 40 | const WAVE_FORMAT_4S16 = 0x00000800; // 44.1 kHz, Stereo, 16-bit 41 | const WAVE_FORMAT_44M08 = 0x00000100; // 44.1 kHz, Mono, 8-bit 42 | const WAVE_FORMAT_44S08 = 0x00000200; // 44.1 kHz, Stereo, 8-bit 43 | const WAVE_FORMAT_44M16 = 0x00000400; // 44.1 kHz, Mono, 16-bit 44 | const WAVE_FORMAT_44S16 = 0x00000800; // 44.1 kHz, Stereo, 16-bit 45 | const WAVE_FORMAT_48M08 = 0x00001000; // 48 kHz, Mono, 8-bit 46 | const WAVE_FORMAT_48S08 = 0x00002000; // 48 kHz, Stereo, 8-bit 47 | const WAVE_FORMAT_48M16 = 0x00004000; // 48 kHz, Mono, 16-bit 48 | const WAVE_FORMAT_48S16 = 0x00008000; // 48 kHz, Stereo, 16-bit 49 | const WAVE_FORMAT_96M08 = 0x00010000; // 96 kHz, Mono, 8-bit 50 | const WAVE_FORMAT_96S08 = 0x00020000; // 96 kHz, Stereo, 8-bit 51 | const WAVE_FORMAT_96M16 = 0x00040000; // 96 kHz, Mono, 16-bit 52 | const WAVE_FORMAT_96S16 = 0x00080000; // 96 kHz, Stereo, 16-bit 53 | 54 | //flags for wFormatTag field of WAVEFORMAT 55 | const WAVE_FORMAT_UNKNOWN = 0x0000; 56 | //const WAVE_FORMAT_PCM = 0x0001; 57 | const WAVE_FORMAT_ADPCM = 0x0002; 58 | //const WAVE_FORMAT_IEEE_FLOAT = 0x0003; 59 | const WAVE_FORMAT_ALAW = 0x0006; 60 | const WAVE_FORMAT_MULAW = 0x0007; 61 | const WAVE_FORMAT_DTS = 0x0008; 62 | const WAVE_FORMAT_MPEG = 0x0050; 63 | const WAVE_FORMAT_MPEGLAYER3 = 0x0055; 64 | const WAVE_FORMAT_MPEG_ADTS_AAC = 0x1600; 65 | const WAVE_FORMAT_MPEG_RAW_AAC = 0x1601; 66 | const WAVE_FORMAT_DTS2 = 0x200; 67 | const WAVE_FORMAT_OGG_VORBIS_MODE_1 = 0x674F; 68 | const WAVE_FORMAT_OGG_VORBIS_MODE_2 = 0x6750; 69 | const WAVE_FORMAT_OGG_VORBIS_MODE_3 = 0x6751; 70 | const WAVE_FORMAT_OGG_VORBIS_MODE_1_PLUS = 0x676F; 71 | const WAVE_FORMAT_OGG_VORBIS_MODE_2_PLUS = 0x6770; 72 | const WAVE_FORMAT_OGG_VORBIS_MODE_3_PLUS = 0x6771; 73 | const WAVE_FORMAT_MPEG4_AAC = 0xA106; 74 | const WAVE_FORMAT_FLAC = 0xF1AC; 75 | -------------------------------------------------------------------------------- /lib/win32_sound/functions.dart: -------------------------------------------------------------------------------- 1 | import 'dart:ffi'; 2 | 3 | final _winmm = DynamicLibrary.open('winmm.dll'); 4 | 5 | /// The waveOutBreakLoop function breaks a loop on the given waveform-audio 6 | /// output device and allows playback to continue with the next block in 7 | /// the driver list. 8 | /// 9 | /// ```c 10 | /// MMRESULT WINAPI waveOutBreakLoop( 11 | /// _In_ HWAVEOUT hwo 12 | /// ); 13 | /// ``` 14 | /// {@category winmm} 15 | int waveOutBreakLoop(int hwo) => _waveOutBreakLoop(hwo); 16 | 17 | final _waveOutBreakLoop = 18 | _winmm.lookupFunction('waveOutBreakLoop'); 19 | -------------------------------------------------------------------------------- /lib/win32_sound/structs.dart: -------------------------------------------------------------------------------- 1 | import 'dart:ffi'; 2 | 3 | @Packed(1) 4 | final class MPEGLAYER3WAVEFORMAT extends Struct { 5 | @Uint16() 6 | external int wFormatTag; 7 | 8 | @Uint16() 9 | external int nChannels; 10 | 11 | @Uint32() 12 | external int nSamplesPerSec; 13 | 14 | @Uint32() 15 | external int nAvgBytesPerSec; 16 | 17 | @Uint16() 18 | external int nBlockAlign; 19 | 20 | @Uint16() 21 | external int wBitsPerSample; 22 | 23 | @Uint16() 24 | external int cbSize; 25 | 26 | @Uint16() 27 | external int wID; 28 | 29 | @Uint32() 30 | external int fdwFlags; 31 | 32 | @Uint16() 33 | external int nBlockSize; 34 | 35 | @Uint16() 36 | external int nFramesPerBlock; 37 | 38 | @Uint16() 39 | external int nCodecDelay; 40 | } 41 | -------------------------------------------------------------------------------- /lib/win32_sound/win32_sound.dart: -------------------------------------------------------------------------------- 1 | import 'dart:async'; 2 | import 'dart:ffi'; 3 | import 'dart:isolate'; 4 | import 'dart:math' as math; 5 | import 'dart:typed_data'; 6 | 7 | import 'package:ffi/ffi.dart'; 8 | import 'package:pacman/win32_sound/functions.dart'; 9 | import 'package:pacman/win32_sound/structs.dart'; 10 | import 'package:semaphore_plus/semaphore_plus.dart'; 11 | import 'package:win32/win32.dart'; 12 | 13 | import 'constants.dart'; 14 | export 'constants.dart'; 15 | 16 | typedef _MmFunc = int Function(); 17 | 18 | int _throwOnError(_MmFunc func) { 19 | final mmError = func(); 20 | if (mmError != MMSYSERR_NOERROR) { 21 | throw MmException(mmError); 22 | } 23 | return mmError; 24 | } 25 | 26 | final class _AudioProcResult extends Struct { 27 | @IntPtr() 28 | external int hWaveOut; 29 | @Uint32() 30 | external int uMsg; 31 | @IntPtr() 32 | external int dwParam1; 33 | @IntPtr() 34 | external int dwParam2; 35 | } 36 | 37 | class WaveOut { 38 | static final WaveOut defaultDevice = WaveOut(WAVE_MAPPER); 39 | 40 | static int get deviceCount => waveOutGetNumDevs(); 41 | 42 | static bool _audioProcSetup = false; 43 | static late Pointer _audioProcPtr; 44 | 45 | factory WaveOut(int deviceId, {int bufferCount = 4, int bufferSizeInBytes = 2048}) { 46 | if (!_audioProcSetup) { 47 | // print('NativeApi: ${NativeApi.majorVersion}.${NativeApi.minorVersion}'); 48 | if (NativeApi.majorVersion == 2) (NativeApi.minorVersion >= 0); 49 | final dl = DynamicLibrary.open('audio_proc.dll'); 50 | final initializeApi = 51 | dl.lookupFunction), int Function(Pointer)>( 52 | "InitDartApiDL"); 53 | final initResult = initializeApi(NativeApi.initializeApiDLData); 54 | if (initResult != 0) { 55 | throw 'Init failed'; 56 | } 57 | _audioProcPtr = dl.lookup('AudioProc'); 58 | _audioProcSetup = true; 59 | } 60 | 61 | final waveOutCaps = calloc(); 62 | final mmError = waveOutGetDevCaps(deviceId, waveOutCaps, sizeOf()); 63 | if (mmError != MMSYSERR_NOERROR) { 64 | throw MmException(mmError); 65 | } 66 | return WaveOut._( 67 | deviceId, 68 | waveOutCaps, 69 | List.unmodifiable(SupportedWaveFormat.fromBitField(waveOutCaps.ref.dwFormats)), 70 | bufferCount, 71 | bufferSizeInBytes, 72 | ); 73 | } 74 | 75 | WaveOut._( 76 | this.deviceId, this._waveOutCaps, this.waveFormats, this._bufferCount, int _bufferSizeInBytes) 77 | : _bufferSemaphore = LocalSemaphore(_bufferCount) { 78 | _audioProcSub = _audioProcPort.listen(_waveOutProc); 79 | _buffers = List.generate( 80 | _bufferCount, 81 | (int index) => WaveBuffer(this, index, _bufferSizeInBytes), 82 | ); 83 | } 84 | 85 | final _audioProcPort = ReceivePort(); 86 | final int deviceId; 87 | final Pointer _waveOutCaps; 88 | late final LocalSemaphore _bufferSemaphore; 89 | late StreamSubscription _audioProcSub; 90 | late List _buffers; 91 | 92 | int? _hWaveOut; 93 | Completer? _closeCompleter; 94 | 95 | final int _bufferCount; 96 | int _currentBuffer = 0; 97 | bool _noBuffer = true; 98 | 99 | // Device Capabilities 100 | 101 | final List waveFormats; 102 | 103 | int get manufacturerId => _waveOutCaps.ref.wMid; 104 | 105 | int get productId => _waveOutCaps.ref.wPid; 106 | 107 | String get driverVersion => '${HIBYTE(_waveOutCaps.ref.vDriverVersion)}.' 108 | '${LOBYTE(_waveOutCaps.ref.vDriverVersion)}'; 109 | 110 | String get name => 111 | String.fromCharCodes(_waveOutCaps.ref.szPname.codeUnits.where((el) => el != 0)); 112 | 113 | int get channelCount => _waveOutCaps.ref.wChannels; 114 | 115 | bool get supportsPitchControl => (_waveOutCaps.ref.dwSupport & WAVECAPS_PITCH) != 0; 116 | 117 | bool get supportsPlaybackRateControl => (_waveOutCaps.ref.dwSupport & WAVECAPS_PLAYBACKRATE) != 0; 118 | 119 | bool get supportsVolumeControl => (_waveOutCaps.ref.dwSupport & WAVECAPS_VOLUME) != 0; 120 | 121 | bool get supportsLRVolumeControl => (_waveOutCaps.ref.dwSupport & WAVECAPS_LRVOLUME) != 0; 122 | 123 | bool get supportsSync => (_waveOutCaps.ref.dwSupport & WAVECAPS_SYNC) != 0; 124 | 125 | bool get supportsSampleAccurate => (_waveOutCaps.ref.dwSupport & WAVECAPS_SAMPLEACCURATE) != 0; 126 | 127 | /// Determines whether the specified waveform-audio output device 128 | /// supports a specified waveform-audio format. 129 | bool isFormatSupported(SupportedWaveFormat format) { 130 | final waveFormatEx = format._allocatePcmWaveFormat(); 131 | try { 132 | final mmError = waveOutOpen( 133 | nullptr, // ptr can be NULL for query 134 | deviceId, // the device identifier 135 | waveFormatEx, // defines requested format 136 | NULL, // no callback 137 | NULL, // no instance data 138 | WAVE_FORMAT_QUERY, // query only, do not open device 139 | ); 140 | if (mmError == MMSYSERR_NOERROR) { 141 | return true; 142 | } else if (mmError == WAVERR_BADFORMAT) { 143 | return false; 144 | } 145 | throw MmException(mmError); 146 | } finally { 147 | free(waveFormatEx); 148 | } 149 | } 150 | 151 | Future dispose() async { 152 | if (_hWaveOut != null) { 153 | reset(); 154 | } 155 | for (final hdr in _buffers) { 156 | hdr.dispose(); 157 | } 158 | await close(); 159 | free(_waveOutCaps); 160 | _audioProcSub.cancel(); 161 | } 162 | 163 | // Device Control 164 | 165 | void open(SupportedWaveFormat format) { 166 | assert(_hWaveOut == null, 'Device closed'); 167 | final phWo = malloc(); 168 | final waveFormatEx = format._allocatePcmWaveFormat(); 169 | try { 170 | _throwOnError( 171 | () => waveOutOpen( 172 | phWo, 173 | deviceId, 174 | waveFormatEx, 175 | _audioProcPtr.address, 176 | _audioProcPort.sendPort.nativePort, 177 | WAVE_ALLOWSYNC | CALLBACK_FUNCTION, 178 | ), 179 | ); 180 | _hWaveOut = phWo.value; 181 | } finally { 182 | free(waveFormatEx); 183 | free(phWo); 184 | } 185 | } 186 | 187 | void openMp3() { 188 | assert(_hWaveOut == null, 'Device closed'); 189 | final phWo = calloc(); 190 | // http://damb.dk/snip/playmp3.html 191 | // https://docs.microsoft.com/en-us/windows/win32/api/mmreg/ns-mmreg-mpeglayer3waveformat 192 | final waveFormatEx = calloc(); 193 | waveFormatEx.ref 194 | ..wFormatTag = WAVE_FORMAT_MPEGLAYER3 195 | ..nChannels = 1 196 | ..nSamplesPerSec = 22050 // hz 197 | ..nBlockAlign = 1 198 | ..wBitsPerSample = 0 199 | ..cbSize = 12 // MPEGLAYER3_WFX_EXTRA_BYTES 200 | ..wID = 1 // MPEGLAYER3_ID_MPEG 201 | ..fdwFlags = 2 // MPEGLAYER3_FLAG_PADDING_OFF 202 | ..nAvgBytesPerSec = 64 * (1024 ~/ 8) // 64kbps 203 | ..nBlockSize = 2048 // or 522 204 | ..nFramesPerBlock = 1; 205 | try { 206 | _throwOnError( 207 | () => waveOutOpen( 208 | phWo, 209 | deviceId, 210 | waveFormatEx.cast(), 211 | _audioProcPtr.address, 212 | _audioProcPort.sendPort.nativePort, 213 | WAVE_ALLOWSYNC | CALLBACK_FUNCTION, 214 | ), 215 | ); 216 | _hWaveOut = phWo.value; 217 | } finally { 218 | free(waveFormatEx); 219 | free(phWo); 220 | } 221 | } 222 | 223 | void _waveOutProc(dynamic message) { 224 | final _ptr = Pointer<_AudioProcResult>.fromAddress(message as int); 225 | try { 226 | final result = _ptr.ref; 227 | switch (result.uMsg) { 228 | case MM_WOM_OPEN: 229 | //print('device opened'); 230 | break; 231 | case MM_WOM_DONE: 232 | //WAVEHDR waveHdr = Pointer.fromAddress(result.dwParam1).ref; 233 | //print('buffer done ${waveHdr.dwUser}'); 234 | _bufferSemaphore.release(); 235 | break; 236 | case MM_WOM_CLOSE: 237 | //print('device closed'); 238 | _closeCompleter?.complete(); 239 | _hWaveOut = null; 240 | break; 241 | } 242 | } finally { 243 | free(_ptr); 244 | } 245 | } 246 | 247 | Future write(Uint8List data) async { 248 | var start = 0; 249 | var nBytes = data.length; 250 | final nWritten = List.filled(1, 0); 251 | while (nBytes != 0) { 252 | // Get a buffer if necessary. 253 | if (_noBuffer) { 254 | await _bufferSemaphore.acquire(); 255 | _noBuffer = false; 256 | } 257 | // Write into a buffer. 258 | if (_buffers[_currentBuffer].write(Uint8List.sublistView(data, start), nWritten)) { 259 | start += nWritten[0]; 260 | nBytes -= nWritten[0]; 261 | _noBuffer = true; 262 | _currentBuffer = (_currentBuffer + 1) % _bufferCount; 263 | } 264 | } 265 | } 266 | 267 | void flush() { 268 | if (!_noBuffer) { 269 | _buffers[_currentBuffer].flush(); 270 | _noBuffer = true; 271 | _currentBuffer = (_currentBuffer + 1) % _bufferCount; 272 | } 273 | } 274 | 275 | Future wait() async { 276 | // Send any remaining buffers. 277 | flush(); 278 | // Wait for the buffers back. 279 | for (var i = 0; i < _bufferCount; i++) { 280 | await _bufferSemaphore.acquire(); 281 | } 282 | for (var i = 0; i < _bufferCount; i++) { 283 | _bufferSemaphore.release(); 284 | } 285 | } 286 | 287 | Future close() async { 288 | if (_hWaveOut != null) { 289 | _closeCompleter = Completer(); 290 | _throwOnError(() => waveOutClose(_hWaveOut!)); 291 | await _closeCompleter?.future; 292 | } 293 | } 294 | 295 | // Volume Control 296 | 297 | // Get current volume combined 298 | double get volume => volumeLR.jointStereo; 299 | 300 | set volume(double value) => volumeLR = LRVolume(value, value); 301 | 302 | /// Get current volume for both channels 303 | LRVolume get volumeLR { 304 | assert(_hWaveOut != null, 'Device not open'); 305 | assert(supportsVolumeControl, 'Device does not support volume control.'); 306 | final result = calloc(); 307 | try { 308 | _throwOnError(() => waveOutGetVolume(_hWaveOut!, result)); 309 | final volume = LRVolume.from32bit(result.value); 310 | if (!supportsLRVolumeControl) { 311 | // https://docs.microsoft.com/en-us/windows/win32/api/mmeapi/nf-mmeapi-waveoutgetvolume 312 | // If a device does not support both left and right volume control, the 313 | // low-order word of the specified location contains the mono volume level. 314 | return LRVolume(volume.left, volume.left); 315 | } else { 316 | return volume; 317 | } 318 | } finally { 319 | free(result); 320 | } 321 | } 322 | 323 | set volumeLR(LRVolume value) { 324 | assert(_hWaveOut != null, 'Device not open'); 325 | assert(supportsVolumeControl, 'Device does not support volume control.'); 326 | _throwOnError(() => waveOutSetVolume(_hWaveOut!, value.volume32bit)); 327 | } 328 | 329 | // Pitch Control 330 | 331 | double get pitch { 332 | assert(_hWaveOut != null, 'Device not open'); 333 | final result = calloc(); 334 | try { 335 | _throwOnError(() => waveOutGetPitch(_hWaveOut!, result)); 336 | return _fixedToDouble(result.value); 337 | } finally { 338 | free(result); 339 | } 340 | } 341 | 342 | set pitch(double value) { 343 | assert(_hWaveOut != null, 'Device not open'); 344 | assert(value >= 0, 'Cannot set pitch to negative value'); 345 | _throwOnError(() => waveOutSetPitch(_hWaveOut!, _doubleToFixed(value))); 346 | } 347 | 348 | // Playback Rate Control 349 | 350 | double get playbackRate { 351 | assert(_hWaveOut != null, 'Device not open'); 352 | final result = calloc(); 353 | try { 354 | _throwOnError(() => waveOutGetPlaybackRate(_hWaveOut!, result)); 355 | return _fixedToDouble(result.value); 356 | } finally { 357 | free(result); 358 | } 359 | } 360 | 361 | set playbackRate(double value) { 362 | assert(_hWaveOut != null, 'Device not open'); 363 | assert(value >= 0, 'Cannot set playback rate to negative value'); 364 | _throwOnError(() => waveOutSetPlaybackRate(_hWaveOut!, _doubleToFixed(value))); 365 | } 366 | 367 | /// Get position in samples-per-channel 368 | int get position { 369 | assert(_hWaveOut != null, 'Device not open'); 370 | final result = calloc()..ref.wType = TIME_SAMPLES; 371 | try { 372 | _throwOnError( 373 | () => waveOutGetPosition(_hWaveOut!, result, sizeOf()), 374 | ); 375 | return result.ref.u.sample; 376 | } finally { 377 | free(result); 378 | } 379 | } 380 | 381 | // Playback Control 382 | 383 | /// Pause playback 384 | void pause() { 385 | assert(_hWaveOut != null, 'Device not open'); 386 | _throwOnError(() => waveOutPause(_hWaveOut!)); 387 | } 388 | 389 | /// Restart paused playback 390 | void restart() { 391 | assert(_hWaveOut != null, 'Device not open'); 392 | _throwOnError(() => waveOutRestart(_hWaveOut!)); 393 | } 394 | 395 | /// Reset device 396 | /// Halt's all activity and generates a WOM_DONE message for all buffers in chain. 397 | void reset() { 398 | assert(_hWaveOut != null, 'Device not open'); 399 | _throwOnError(() => waveOutReset(_hWaveOut!)); 400 | } 401 | 402 | void breakLoop() { 403 | assert(_hWaveOut != null, 'Device not open'); 404 | _throwOnError(() => waveOutBreakLoop(_hWaveOut!)); 405 | } 406 | 407 | // Convert double to 32-bit (16.16) fixed-point 408 | int _doubleToFixed(double input) => (input * (1 << 16)).round(); 409 | 410 | // Convert 32-bit (16.16) fixed-point to double 411 | double _fixedToDouble(int input) => input.toDouble() / (1 << 16); 412 | } 413 | 414 | class WaveBuffer { 415 | WaveBuffer(this.waveOut, this._index, this._bufferSizeInBytes) { 416 | _waveHdr = calloc(); 417 | _waveHdr.ref 418 | ..lpData = (calloc(_bufferSizeInBytes)).cast() 419 | ..dwUser = _index; 420 | } 421 | 422 | final WaveOut waveOut; 423 | final int _index; 424 | final int _bufferSizeInBytes; 425 | late Pointer _waveHdr; 426 | int _bytesUsed = 0; 427 | 428 | int? get _hDeviceOut => waveOut._hWaveOut; 429 | 430 | bool get done => (_waveHdr.ref.dwFlags & WHDR_DONE) != 0; 431 | 432 | Future wait() { 433 | // FIXME 434 | return Future.doWhile( 435 | () => Future.delayed(const Duration(milliseconds: 10), () => !done), 436 | ); 437 | } 438 | 439 | void dispose() { 440 | if ((_waveHdr.ref.dwFlags & WHDR_PREPARED) != 0) { 441 | _throwOnError( 442 | () => waveOutUnprepareHeader(_hDeviceOut!, _waveHdr, sizeOf()), 443 | ); 444 | } 445 | free(_waveHdr.ref.lpData); 446 | free(_waveHdr); 447 | } 448 | 449 | void flush() { 450 | assert(_hDeviceOut != null, 'Device not opened'); 451 | _waveHdr.ref.dwBufferLength = _bytesUsed; 452 | _bytesUsed = 0; 453 | if ((_waveHdr.ref.dwFlags & WHDR_PREPARED) == 0) { 454 | _throwOnError( 455 | () => waveOutPrepareHeader(_hDeviceOut!, _waveHdr, sizeOf()), 456 | ); 457 | } 458 | _throwOnError( 459 | () => waveOutWrite(_hDeviceOut!, _waveHdr, sizeOf()), 460 | ); 461 | } 462 | 463 | bool write(Uint8List data, List bytesWritten) { 464 | final bytes = math.min(_bufferSizeInBytes - _bytesUsed, data.length); 465 | final buffer = _waveHdr.ref.lpData.cast().asTypedList(_bufferSizeInBytes); 466 | buffer.setRange(_bytesUsed, _bytesUsed + bytes, data); 467 | _bytesUsed += bytes; 468 | bytesWritten[0] = bytes; 469 | if (_bytesUsed == _bufferSizeInBytes) { 470 | flush(); 471 | return true; 472 | } 473 | return false; 474 | } 475 | } 476 | 477 | class LRVolume { 478 | const LRVolume(this.left, this.right); 479 | 480 | LRVolume.from32bit(int value) 481 | : left = LOWORD(value) / 0xFFFF, 482 | right = HIWORD(value) / 0xFFFF; 483 | 484 | final double left; 485 | final double right; 486 | 487 | double get jointStereo => (left + right) / 2; 488 | 489 | int get left16bit => (left * 0xFFFF).toInt(); 490 | 491 | int get right16bit => (right * 0xFFFF).toInt(); 492 | 493 | int get volume32bit => MAKELONG(left16bit, right16bit); 494 | 495 | @override 496 | String toString() => 'LRVolume{$left, $right => 0x${volume32bit.toHexString(32)}}'; 497 | } 498 | 499 | class SupportedWaveFormat { 500 | static const formatPcm08kM08b = SupportedWaveFormat(0x00000000, 8000, 1, 8); 501 | static const formatPcm08kS08b = SupportedWaveFormat(0x00000000, 8000, 2, 8); 502 | static const formatPcm08kM16b = SupportedWaveFormat(0x00000000, 8000, 1, 16); 503 | static const formatPcm08kS16b = SupportedWaveFormat(0x00000000, 8000, 2, 16); 504 | static const formatPcm11kM08b = SupportedWaveFormat(0x00000001, 11025, 1, 8); 505 | static const formatPcm11kS08b = SupportedWaveFormat(0x00000002, 11025, 2, 8); 506 | static const formatPcm11kM16b = SupportedWaveFormat(0x00000004, 11025, 1, 16); 507 | static const formatPcm11kS16b = SupportedWaveFormat(0x00000008, 11025, 2, 16); 508 | static const formatPcm22kM08b = SupportedWaveFormat(0x00000010, 22050, 1, 8); 509 | static const formatPcm22kS08b = SupportedWaveFormat(0x00000020, 22050, 2, 8); 510 | static const formatPcm22kM16b = SupportedWaveFormat(0x00000040, 22050, 1, 16); 511 | static const formatPcm22kS16b = SupportedWaveFormat(0x00000080, 22050, 2, 16); 512 | static const formatPcm44kM08b = SupportedWaveFormat(0x00000100, 44100, 1, 8); 513 | static const formatPcm44kS08b = SupportedWaveFormat(0x00000200, 44100, 2, 8); 514 | static const formatPcm44kM16b = SupportedWaveFormat(0x00000400, 44100, 1, 16); 515 | static const formatPcm44kS16b = SupportedWaveFormat(0x00000800, 44100, 2, 16); 516 | static const formatPcm48kM08b = SupportedWaveFormat(0x00001000, 48000, 1, 8); 517 | static const formatPcm48kS08b = SupportedWaveFormat(0x00002000, 48000, 2, 8); 518 | static const formatPcm48kM16b = SupportedWaveFormat(0x00004000, 48000, 1, 16); 519 | static const formatPcm48kS16b = SupportedWaveFormat(0x00008000, 48000, 2, 16); 520 | static const formatPcm96kM08b = SupportedWaveFormat(0x00010000, 96000, 1, 8); 521 | static const formatPcm96kS08b = SupportedWaveFormat(0x00020000, 96000, 2, 8); 522 | static const formatPcm96kM16b = SupportedWaveFormat(0x00040000, 96000, 1, 16); 523 | static const formatPcm96kS16b = SupportedWaveFormat(0x00080000, 96000, 2, 16); 524 | static const formatFloat44kM32b = 525 | SupportedWaveFormat(0x00000000, 44100, 1, 32, WAVE_FORMAT_IEEE_FLOAT); 526 | 527 | const SupportedWaveFormat(this.id, this.sampleRate, this.channelCount, this.bitPerSample, 528 | [this.tag = WAVE_FORMAT_PCM]); 529 | 530 | final int tag; 531 | final int id; 532 | final int sampleRate; 533 | final int channelCount; 534 | final int bitPerSample; 535 | 536 | int get avgBytesPerSecond => (sampleRate * channelCount * bitPerSample) ~/ 8; 537 | 538 | int get blockAlign => (channelCount * bitPerSample) ~/ 8; 539 | 540 | Pointer _allocatePcmWaveFormat() { 541 | final waveFormatEx = calloc(); 542 | waveFormatEx.ref 543 | ..wFormatTag = tag 544 | ..nChannels = channelCount 545 | ..nSamplesPerSec = sampleRate 546 | ..nAvgBytesPerSec = avgBytesPerSecond 547 | ..nBlockAlign = blockAlign 548 | ..wBitsPerSample = bitPerSample; 549 | return waveFormatEx; 550 | } 551 | 552 | @override 553 | String toString() => 554 | 'SupportedWaveFormat{$tag, ${sampleRate / 1000}kHz, $channelCount, $bitPerSample-bit}'; 555 | 556 | static List fromBitField(int value) => 557 | values.where((el) => value & el.id != 0).toList(growable: false); 558 | 559 | static const values = [ 560 | formatPcm08kM08b, 561 | formatPcm08kS08b, 562 | formatPcm08kM16b, 563 | formatPcm08kS16b, 564 | formatPcm11kM08b, 565 | formatPcm11kS08b, 566 | formatPcm11kM16b, 567 | formatPcm11kS16b, 568 | formatPcm22kM08b, 569 | formatPcm22kS08b, 570 | formatPcm22kM16b, 571 | formatPcm22kS16b, 572 | formatPcm44kM08b, 573 | formatPcm44kS08b, 574 | formatPcm44kM16b, 575 | formatPcm44kS16b, 576 | formatPcm48kM08b, 577 | formatPcm48kS08b, 578 | formatPcm48kM16b, 579 | formatPcm48kS16b, 580 | formatPcm96kM08b, 581 | formatPcm96kS08b, 582 | formatPcm96kM16b, 583 | formatPcm96kS16b, 584 | ]; 585 | } 586 | 587 | class MmException implements Exception { 588 | const MmException(this.code) : assert(code != 0); 589 | 590 | final int code; 591 | 592 | @override 593 | String toString() => 'MmException{$message}'; 594 | 595 | String get message { 596 | final buffer = calloc(256).cast(); 597 | try { 598 | final result = waveOutGetErrorText(code, buffer, 256); 599 | if (result == MMSYSERR_NOERROR) { 600 | final message = buffer.toDartString(length: result); 601 | if (message.isNotEmpty) { 602 | return message; 603 | } 604 | } 605 | switch (code) { 606 | case MMSYSERR_NOERROR: 607 | return 'no error'; 608 | case MMSYSERR_ERROR: 609 | return 'unspecified error'; 610 | case MMSYSERR_BADDEVICEID: 611 | return 'device ID out of range'; 612 | case MMSYSERR_NOTENABLED: 613 | return 'driver failed enable'; 614 | case MMSYSERR_ALLOCATED: 615 | return 'device already allocated'; 616 | case MMSYSERR_INVALHANDLE: 617 | return 'device handle is invalid'; 618 | case MMSYSERR_NODRIVER: 619 | return 'no device driver present'; 620 | case MMSYSERR_NOMEM: 621 | return 'memory allocation error'; 622 | case MMSYSERR_NOTSUPPORTED: 623 | return "function isn't supported"; 624 | case MMSYSERR_BADERRNUM: 625 | return 'error value out of range'; 626 | case MMSYSERR_INVALFLAG: 627 | return 'invalid flag passed'; 628 | case MMSYSERR_INVALPARAM: 629 | return 'invalid parameter passed'; 630 | case MMSYSERR_HANDLEBUSY: 631 | return 'handle being used simultaneously on another thread (eg callback)'; 632 | case MMSYSERR_INVALIDALIAS: 633 | return 'specified alias not found'; 634 | case MMSYSERR_BADDB: 635 | return 'bad registry database'; 636 | case MMSYSERR_KEYNOTFOUND: 637 | return 'registry key not found'; 638 | case MMSYSERR_READERROR: 639 | return 'registry read error'; 640 | case MMSYSERR_WRITEERROR: 641 | return 'registry write error'; 642 | case MMSYSERR_DELETEERROR: 643 | return 'registry delete error'; 644 | case MMSYSERR_VALNOTFOUND: 645 | return 'registry value not found'; 646 | case MMSYSERR_NODRIVERCB: 647 | return 'driver does not call DriverCallback'; 648 | case MMSYSERR_MOREDATA: 649 | return 'more data to be returned'; 650 | case WAVERR_BADFORMAT: 651 | return 'unsupported wave format'; 652 | case WAVERR_STILLPLAYING: 653 | return 'still something playing'; 654 | case WAVERR_UNPREPARED: 655 | return 'header not prepared'; 656 | case WAVERR_SYNC: 657 | return 'device is synchronous'; 658 | default: 659 | return 'Error [$code]>'; 660 | } 661 | } finally { 662 | free(buffer); 663 | } 664 | } 665 | } 666 | -------------------------------------------------------------------------------- /pubspec.lock: -------------------------------------------------------------------------------- 1 | # Generated by pub 2 | # See https://dart.dev/tools/pub/glossary#lockfile 3 | packages: 4 | async: 5 | dependency: transitive 6 | description: 7 | name: async 8 | sha256: d2872f9c19731c2e5f10444b14686eb7cc85c76274bd6c16e1816bff9a3bab63 9 | url: "https://pub.dev" 10 | source: hosted 11 | version: "2.12.0" 12 | boolean_selector: 13 | dependency: transitive 14 | description: 15 | name: boolean_selector 16 | sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" 17 | url: "https://pub.dev" 18 | source: hosted 19 | version: "2.1.2" 20 | characters: 21 | dependency: transitive 22 | description: 23 | name: characters 24 | sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803 25 | url: "https://pub.dev" 26 | source: hosted 27 | version: "1.4.0" 28 | clock: 29 | dependency: transitive 30 | description: 31 | name: clock 32 | sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b 33 | url: "https://pub.dev" 34 | source: hosted 35 | version: "1.1.2" 36 | collection: 37 | dependency: transitive 38 | description: 39 | name: collection 40 | sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" 41 | url: "https://pub.dev" 42 | source: hosted 43 | version: "1.19.1" 44 | fake_async: 45 | dependency: transitive 46 | description: 47 | name: fake_async 48 | sha256: "6a95e56b2449df2273fd8c45a662d6947ce1ebb7aafe80e550a3f68297f3cacc" 49 | url: "https://pub.dev" 50 | source: hosted 51 | version: "1.3.2" 52 | ffi: 53 | dependency: "direct main" 54 | description: 55 | name: ffi 56 | sha256: "16ed7b077ef01ad6170a3d0c57caa4a112a38d7a2ed5602e0aca9ca6f3d98da6" 57 | url: "https://pub.dev" 58 | source: hosted 59 | version: "2.1.3" 60 | flutter: 61 | dependency: "direct main" 62 | description: flutter 63 | source: sdk 64 | version: "0.0.0" 65 | flutter_lints: 66 | dependency: "direct dev" 67 | description: 68 | name: flutter_lints 69 | sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1" 70 | url: "https://pub.dev" 71 | source: hosted 72 | version: "5.0.0" 73 | flutter_test: 74 | dependency: "direct dev" 75 | description: flutter 76 | source: sdk 77 | version: "0.0.0" 78 | flutter_web_plugins: 79 | dependency: "direct main" 80 | description: flutter 81 | source: sdk 82 | version: "0.0.0" 83 | leak_tracker: 84 | dependency: transitive 85 | description: 86 | name: leak_tracker 87 | sha256: c35baad643ba394b40aac41080300150a4f08fd0fd6a10378f8f7c6bc161acec 88 | url: "https://pub.dev" 89 | source: hosted 90 | version: "10.0.8" 91 | leak_tracker_flutter_testing: 92 | dependency: transitive 93 | description: 94 | name: leak_tracker_flutter_testing 95 | sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573 96 | url: "https://pub.dev" 97 | source: hosted 98 | version: "3.0.9" 99 | leak_tracker_testing: 100 | dependency: transitive 101 | description: 102 | name: leak_tracker_testing 103 | sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3" 104 | url: "https://pub.dev" 105 | source: hosted 106 | version: "3.0.1" 107 | lints: 108 | dependency: transitive 109 | description: 110 | name: lints 111 | sha256: c35bb79562d980e9a453fc715854e1ed39e24e7d0297a880ef54e17f9874a9d7 112 | url: "https://pub.dev" 113 | source: hosted 114 | version: "5.1.1" 115 | matcher: 116 | dependency: transitive 117 | description: 118 | name: matcher 119 | sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2 120 | url: "https://pub.dev" 121 | source: hosted 122 | version: "0.12.17" 123 | material_color_utilities: 124 | dependency: transitive 125 | description: 126 | name: material_color_utilities 127 | sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec 128 | url: "https://pub.dev" 129 | source: hosted 130 | version: "0.11.1" 131 | meta: 132 | dependency: transitive 133 | description: 134 | name: meta 135 | sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c 136 | url: "https://pub.dev" 137 | source: hosted 138 | version: "1.16.0" 139 | path: 140 | dependency: transitive 141 | description: 142 | name: path 143 | sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" 144 | url: "https://pub.dev" 145 | source: hosted 146 | version: "1.9.1" 147 | semaphore_plus: 148 | dependency: "direct main" 149 | description: 150 | name: semaphore_plus 151 | sha256: "2e05324ace8f4db9aa7ac9a9fa77e97082da4b0caff692e90a2c6f780658878f" 152 | url: "https://pub.dev" 153 | source: hosted 154 | version: "0.3.1" 155 | sky_engine: 156 | dependency: transitive 157 | description: flutter 158 | source: sdk 159 | version: "0.0.0" 160 | source_span: 161 | dependency: transitive 162 | description: 163 | name: source_span 164 | sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" 165 | url: "https://pub.dev" 166 | source: hosted 167 | version: "1.10.1" 168 | stack_trace: 169 | dependency: transitive 170 | description: 171 | name: stack_trace 172 | sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" 173 | url: "https://pub.dev" 174 | source: hosted 175 | version: "1.12.1" 176 | stream_channel: 177 | dependency: transitive 178 | description: 179 | name: stream_channel 180 | sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" 181 | url: "https://pub.dev" 182 | source: hosted 183 | version: "2.1.4" 184 | string_scanner: 185 | dependency: transitive 186 | description: 187 | name: string_scanner 188 | sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" 189 | url: "https://pub.dev" 190 | source: hosted 191 | version: "1.4.1" 192 | term_glyph: 193 | dependency: transitive 194 | description: 195 | name: term_glyph 196 | sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" 197 | url: "https://pub.dev" 198 | source: hosted 199 | version: "1.2.2" 200 | test_api: 201 | dependency: transitive 202 | description: 203 | name: test_api 204 | sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd 205 | url: "https://pub.dev" 206 | source: hosted 207 | version: "0.7.4" 208 | vector_math: 209 | dependency: transitive 210 | description: 211 | name: vector_math 212 | sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803" 213 | url: "https://pub.dev" 214 | source: hosted 215 | version: "2.1.4" 216 | vm_service: 217 | dependency: transitive 218 | description: 219 | name: vm_service 220 | sha256: "0968250880a6c5fe7edc067ed0a13d4bae1577fe2771dcf3010d52c4a9d3ca14" 221 | url: "https://pub.dev" 222 | source: hosted 223 | version: "14.3.1" 224 | web: 225 | dependency: "direct main" 226 | description: 227 | name: web 228 | sha256: cd3543bd5798f6ad290ea73d210f423502e71900302dde696f8bff84bf89a1cb 229 | url: "https://pub.dev" 230 | source: hosted 231 | version: "1.1.0" 232 | win32: 233 | dependency: "direct main" 234 | description: 235 | name: win32 236 | sha256: daf97c9d80197ed7b619040e86c8ab9a9dad285e7671ee7390f9180cc828a51e 237 | url: "https://pub.dev" 238 | source: hosted 239 | version: "5.10.1" 240 | z80: 241 | dependency: "direct main" 242 | description: 243 | name: z80 244 | sha256: f28cc12edd6755e582eb71925fc050a1a8cac486511fb5abaead0db11bf75d32 245 | url: "https://pub.dev" 246 | source: hosted 247 | version: "1.0.0" 248 | sdks: 249 | dart: ">=3.7.0-0 <4.0.0" 250 | flutter: ">=3.27.0" 251 | -------------------------------------------------------------------------------- /pubspec.yaml: -------------------------------------------------------------------------------- 1 | name: pacman 2 | description: Pacman Emulator in Flutter 3 | publish_to: 'none' # Remove this line if you wish to publish to pub.dev 4 | version: 1.0.0+1 5 | 6 | environment: 7 | sdk: ">=3.6.0 <4.0.0" 8 | flutter: ">=3.27.0" 9 | 10 | dependencies: 11 | z80: ^1.0.0 12 | win32: ^5.10.1 13 | semaphore_plus: ^0.3.1 14 | web: ^1.0.0 15 | ffi: ^2.1.3 16 | flutter: 17 | sdk: flutter 18 | flutter_web_plugins: 19 | sdk: flutter 20 | 21 | dev_dependencies: 22 | flutter_lints: ^5.0.0 23 | flutter_test: 24 | sdk: flutter 25 | 26 | flutter: 27 | uses-material-design: true 28 | assets: 29 | - assets/ 30 | - assets/roms/ 31 | -------------------------------------------------------------------------------- /web/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/web/favicon.ico -------------------------------------------------------------------------------- /web/favicon.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/web/favicon.png -------------------------------------------------------------------------------- /web/icons/pac-man-128x128.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/web/icons/pac-man-128x128.png -------------------------------------------------------------------------------- /web/icons/pac-man-256x256.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/web/icons/pac-man-256x256.png -------------------------------------------------------------------------------- /web/icons/pac-man-512x512.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/web/icons/pac-man-512x512.png -------------------------------------------------------------------------------- /web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | Pacman Emulator in Flutter 14 | 15 | 16 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /web/manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "Pacman", 3 | "short_name": "Pacman", 4 | "start_url": ".", 5 | "display": "standalone", 6 | "background_color": "#000000", 7 | "theme_color": "#FFE311", 8 | "description": "Pacman Emulator in Flutter", 9 | "orientation": "portrait-primary", 10 | "prefer_related_applications": false, 11 | "icons": [ 12 | { 13 | "src": "icons/pac-man-128x128.png", 14 | "sizes": "128x128", 15 | "type": "image/png" 16 | }, 17 | { 18 | "src": "icons/pac-man-256x256.png", 19 | "sizes": "256x256", 20 | "type": "image/png" 21 | }, 22 | { 23 | "src": "icons/pac-man-512x512.png", 24 | "sizes": "512x512", 25 | "type": "image/png" 26 | } 27 | ] 28 | } 29 | -------------------------------------------------------------------------------- /windows/.gitignore: -------------------------------------------------------------------------------- 1 | flutter/ephemeral/ 2 | 3 | # Visual Studio user-specific files. 4 | *.suo 5 | *.user 6 | *.userosscache 7 | *.sln.docstates 8 | 9 | # Visual Studio build-related files. 10 | x64/ 11 | x86/ 12 | 13 | # Visual Studio cache files 14 | # files ending in .cache can be ignored 15 | *.[Cc]ache 16 | # but keep track of directories ending in .cache 17 | !*.[Cc]ache/ 18 | -------------------------------------------------------------------------------- /windows/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | cmake_minimum_required(VERSION 3.15) 2 | project(pacman LANGUAGES CXX) 3 | 4 | set(BINARY_NAME "pacman") 5 | 6 | cmake_policy(SET CMP0063 NEW) 7 | 8 | set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") 9 | 10 | # Configure build options. 11 | get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) 12 | if(IS_MULTICONFIG) 13 | set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" 14 | CACHE STRING "" FORCE) 15 | else() 16 | if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) 17 | set(CMAKE_BUILD_TYPE "Debug" CACHE 18 | STRING "Flutter build mode" FORCE) 19 | set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS 20 | "Debug" "Profile" "Release") 21 | endif() 22 | endif() 23 | 24 | set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}") 25 | set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}") 26 | set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}") 27 | set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}") 28 | 29 | # Use Unicode for all projects. 30 | add_definitions(-DUNICODE -D_UNICODE) 31 | 32 | # Compilation settings that should be applied to most targets. 33 | function(APPLY_STANDARD_SETTINGS TARGET) 34 | target_compile_features(${TARGET} PUBLIC cxx_std_17) 35 | target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100") 36 | target_compile_options(${TARGET} PRIVATE /EHsc) 37 | target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0") 38 | target_compile_definitions(${TARGET} PRIVATE "$<$:_DEBUG>") 39 | endfunction() 40 | 41 | set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") 42 | 43 | # Flutter library and tool build rules. 44 | add_subdirectory(${FLUTTER_MANAGED_DIR}) 45 | 46 | # Application build 47 | add_subdirectory("runner") 48 | 49 | # Generated plugin build rules, which manage building the plugins and adding 50 | # them to the application. 51 | include(flutter/generated_plugins.cmake) 52 | 53 | 54 | # === Installation === 55 | # Support files are copied into place next to the executable, so that it can 56 | # run in place. This is done instead of making a separate bundle (as on Linux) 57 | # so that building and running from within Visual Studio will work. 58 | set(BUILD_BUNDLE_DIR "$") 59 | # Make the "install" step default, as it's required to run. 60 | set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1) 61 | if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) 62 | set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) 63 | endif() 64 | 65 | set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") 66 | set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}") 67 | 68 | install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" 69 | COMPONENT Runtime) 70 | 71 | install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" 72 | COMPONENT Runtime) 73 | 74 | install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 75 | COMPONENT Runtime) 76 | 77 | if(PLUGIN_BUNDLED_LIBRARIES) 78 | install(FILES "${PLUGIN_BUNDLED_LIBRARIES}" 79 | DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 80 | COMPONENT Runtime) 81 | endif() 82 | 83 | # Fully re-copy the assets directory on each build to avoid having stale files 84 | # from a previous install. 85 | set(FLUTTER_ASSET_DIR_NAME "flutter_assets") 86 | install(CODE " 87 | file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") 88 | " COMPONENT Runtime) 89 | install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" 90 | DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) 91 | 92 | # Install the AOT library on non-Debug builds only. 93 | install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" 94 | CONFIGURATIONS Profile;Release 95 | COMPONENT Runtime) 96 | -------------------------------------------------------------------------------- /windows/flutter/.template_version: -------------------------------------------------------------------------------- 1 | 7 2 | -------------------------------------------------------------------------------- /windows/flutter/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | cmake_minimum_required(VERSION 3.15) 2 | 3 | set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") 4 | 5 | # Configuration provided via flutter tool. 6 | include(${EPHEMERAL_DIR}/generated_config.cmake) 7 | 8 | # TODO: Move the rest of this into files in ephemeral. See 9 | # https://github.com/flutter/flutter/issues/57146. 10 | set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper") 11 | 12 | # === Flutter Library === 13 | set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll") 14 | 15 | # Published to parent scope for install step. 16 | set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) 17 | set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) 18 | set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) 19 | set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE) 20 | 21 | list(APPEND FLUTTER_LIBRARY_HEADERS 22 | "flutter_export.h" 23 | "flutter_windows.h" 24 | "flutter_messenger.h" 25 | "flutter_plugin_registrar.h" 26 | ) 27 | list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/") 28 | add_library(flutter INTERFACE) 29 | target_include_directories(flutter INTERFACE 30 | "${EPHEMERAL_DIR}" 31 | ) 32 | target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib") 33 | add_dependencies(flutter flutter_assemble) 34 | 35 | # === Wrapper === 36 | list(APPEND CPP_WRAPPER_SOURCES_CORE 37 | "core_implementations.cc" 38 | "standard_codec.cc" 39 | ) 40 | list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/") 41 | list(APPEND CPP_WRAPPER_SOURCES_PLUGIN 42 | "plugin_registrar.cc" 43 | ) 44 | list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/") 45 | list(APPEND CPP_WRAPPER_SOURCES_APP 46 | "flutter_engine.cc" 47 | "flutter_view_controller.cc" 48 | ) 49 | list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/") 50 | 51 | # Wrapper sources needed for a plugin. 52 | add_library(flutter_wrapper_plugin STATIC 53 | ${CPP_WRAPPER_SOURCES_CORE} 54 | ${CPP_WRAPPER_SOURCES_PLUGIN} 55 | ) 56 | apply_standard_settings(flutter_wrapper_plugin) 57 | set_target_properties(flutter_wrapper_plugin PROPERTIES 58 | POSITION_INDEPENDENT_CODE ON) 59 | set_target_properties(flutter_wrapper_plugin PROPERTIES 60 | CXX_VISIBILITY_PRESET hidden) 61 | target_link_libraries(flutter_wrapper_plugin PUBLIC flutter) 62 | target_include_directories(flutter_wrapper_plugin PUBLIC 63 | "${WRAPPER_ROOT}/include" 64 | ) 65 | add_dependencies(flutter_wrapper_plugin flutter_assemble) 66 | 67 | # Wrapper sources needed for the runner. 68 | add_library(flutter_wrapper_app STATIC 69 | ${CPP_WRAPPER_SOURCES_CORE} 70 | ${CPP_WRAPPER_SOURCES_APP} 71 | ) 72 | apply_standard_settings(flutter_wrapper_app) 73 | target_link_libraries(flutter_wrapper_app PUBLIC flutter) 74 | target_include_directories(flutter_wrapper_app PUBLIC 75 | "${WRAPPER_ROOT}/include" 76 | ) 77 | add_dependencies(flutter_wrapper_app flutter_assemble) 78 | 79 | # === Flutter tool backend === 80 | # _phony_ is a non-existent file to force this command to run every time, 81 | # since currently there's no way to get a full input/output list from the 82 | # flutter tool. 83 | set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_") 84 | set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE) 85 | add_custom_command( 86 | OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} 87 | ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN} 88 | ${CPP_WRAPPER_SOURCES_APP} 89 | ${PHONY_OUTPUT} 90 | COMMAND ${CMAKE_COMMAND} -E env 91 | ${FLUTTER_TOOL_ENVIRONMENT} 92 | "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat" 93 | windows-x64 $ 94 | VERBATIM 95 | ) 96 | add_custom_target(flutter_assemble DEPENDS 97 | "${FLUTTER_LIBRARY}" 98 | ${FLUTTER_LIBRARY_HEADERS} 99 | ${CPP_WRAPPER_SOURCES_CORE} 100 | ${CPP_WRAPPER_SOURCES_PLUGIN} 101 | ${CPP_WRAPPER_SOURCES_APP} 102 | ) 103 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugin_registrant.cc: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #include "generated_plugin_registrant.h" 8 | 9 | 10 | void RegisterPlugins(flutter::PluginRegistry* registry) { 11 | } 12 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugin_registrant.h: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #ifndef GENERATED_PLUGIN_REGISTRANT_ 8 | #define GENERATED_PLUGIN_REGISTRANT_ 9 | 10 | #include 11 | 12 | // Registers Flutter plugins. 13 | void RegisterPlugins(flutter::PluginRegistry* registry); 14 | 15 | #endif // GENERATED_PLUGIN_REGISTRANT_ 16 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugins.cmake: -------------------------------------------------------------------------------- 1 | # 2 | # Generated file, do not edit. 3 | # 4 | 5 | list(APPEND FLUTTER_PLUGIN_LIST 6 | ) 7 | 8 | list(APPEND FLUTTER_FFI_PLUGIN_LIST 9 | ) 10 | 11 | set(PLUGIN_BUNDLED_LIBRARIES) 12 | 13 | foreach(plugin ${FLUTTER_PLUGIN_LIST}) 14 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin}) 15 | target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) 16 | list(APPEND PLUGIN_BUNDLED_LIBRARIES $) 17 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) 18 | endforeach(plugin) 19 | 20 | foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST}) 21 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin}) 22 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries}) 23 | endforeach(ffi_plugin) 24 | -------------------------------------------------------------------------------- /windows/runner/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | cmake_minimum_required(VERSION 3.15) 2 | project(runner LANGUAGES CXX) 3 | 4 | add_executable(${BINARY_NAME} WIN32 5 | "flutter_window.cpp" 6 | "main.cpp" 7 | "run_loop.cpp" 8 | "utils.cpp" 9 | "win32_window.cpp" 10 | "window_configuration.cpp" 11 | "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" 12 | "Runner.rc" 13 | "runner.exe.manifest" 14 | ) 15 | apply_standard_settings(${BINARY_NAME}) 16 | target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) 17 | target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") 18 | add_dependencies(${BINARY_NAME} flutter_assemble) 19 | -------------------------------------------------------------------------------- /windows/runner/Runner.rc: -------------------------------------------------------------------------------- 1 | // Microsoft Visual C++ generated resource script. 2 | // 3 | #pragma code_page(65001) 4 | #include "resource.h" 5 | 6 | #define APSTUDIO_READONLY_SYMBOLS 7 | ///////////////////////////////////////////////////////////////////////////// 8 | // 9 | // Generated from the TEXTINCLUDE 2 resource. 10 | // 11 | #include "winres.h" 12 | 13 | ///////////////////////////////////////////////////////////////////////////// 14 | #undef APSTUDIO_READONLY_SYMBOLS 15 | 16 | ///////////////////////////////////////////////////////////////////////////// 17 | // English (United States) resources 18 | 19 | #if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) 20 | LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US 21 | 22 | #ifdef APSTUDIO_INVOKED 23 | ///////////////////////////////////////////////////////////////////////////// 24 | // 25 | // TEXTINCLUDE 26 | // 27 | 28 | 1 TEXTINCLUDE 29 | BEGIN 30 | "resource.h\0" 31 | END 32 | 33 | 2 TEXTINCLUDE 34 | BEGIN 35 | "#include ""winres.h""\r\n" 36 | "\0" 37 | END 38 | 39 | 3 TEXTINCLUDE 40 | BEGIN 41 | "\r\n" 42 | "\0" 43 | END 44 | 45 | #endif // APSTUDIO_INVOKED 46 | 47 | 48 | ///////////////////////////////////////////////////////////////////////////// 49 | // 50 | // Icon 51 | // 52 | 53 | // Icon with lowest ID value placed first to ensure application icon 54 | // remains consistent on all systems. 55 | IDI_APP_ICON ICON "resources\\app_icon.ico" 56 | 57 | #endif // English (United States) resources 58 | ///////////////////////////////////////////////////////////////////////////// 59 | 60 | 61 | 62 | #ifndef APSTUDIO_INVOKED 63 | ///////////////////////////////////////////////////////////////////////////// 64 | // 65 | // Generated from the TEXTINCLUDE 3 resource. 66 | // 67 | 68 | 69 | ///////////////////////////////////////////////////////////////////////////// 70 | #endif // not APSTUDIO_INVOKED 71 | -------------------------------------------------------------------------------- /windows/runner/flutter_window.cpp: -------------------------------------------------------------------------------- 1 | #include "flutter_window.h" 2 | 3 | #include 4 | 5 | #include "flutter/generated_plugin_registrant.h" 6 | 7 | FlutterWindow::FlutterWindow(RunLoop* run_loop, 8 | const flutter::DartProject& project) 9 | : run_loop_(run_loop), project_(project) {} 10 | 11 | FlutterWindow::~FlutterWindow() {} 12 | 13 | bool FlutterWindow::OnCreate() { 14 | if (!Win32Window::OnCreate()) { 15 | return false; 16 | } 17 | 18 | RECT frame = GetClientArea(); 19 | 20 | // The size here must match the window dimensions to avoid unnecessary surface 21 | // creation / destruction in the startup path. 22 | flutter_controller_ = std::make_unique( 23 | frame.right - frame.left, frame.bottom - frame.top, project_); 24 | // Ensure that basic setup of the controller was successful. 25 | if (!flutter_controller_->engine() || !flutter_controller_->view()) { 26 | return false; 27 | } 28 | RegisterPlugins(flutter_controller_->engine()); 29 | run_loop_->RegisterFlutterInstance(flutter_controller_->engine()); 30 | SetChildContent(flutter_controller_->view()->GetNativeWindow()); 31 | return true; 32 | } 33 | 34 | void FlutterWindow::OnDestroy() { 35 | if (flutter_controller_) { 36 | run_loop_->UnregisterFlutterInstance(flutter_controller_->engine()); 37 | flutter_controller_ = nullptr; 38 | } 39 | 40 | Win32Window::OnDestroy(); 41 | } 42 | 43 | LRESULT 44 | FlutterWindow::MessageHandler(HWND hwnd, UINT const message, 45 | WPARAM const wparam, 46 | LPARAM const lparam) noexcept { 47 | // Give Flutter, including plugins, an opporutunity to handle window messages. 48 | if (flutter_controller_) { 49 | std::optional result = 50 | flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam, 51 | lparam); 52 | if (result) { 53 | return *result; 54 | } 55 | } 56 | return Win32Window::MessageHandler(hwnd, message, wparam, lparam); 57 | } 58 | -------------------------------------------------------------------------------- /windows/runner/flutter_window.h: -------------------------------------------------------------------------------- 1 | #ifndef FLUTTER_WINDOW_H_ 2 | #define FLUTTER_WINDOW_H_ 3 | 4 | #include 5 | #include 6 | 7 | #include 8 | 9 | #include "run_loop.h" 10 | #include "win32_window.h" 11 | 12 | // A window that does nothing but host a Flutter view. 13 | class FlutterWindow : public Win32Window { 14 | public: 15 | // Creates a new FlutterWindow driven by the |run_loop|, hosting a 16 | // Flutter view running |project|. 17 | explicit FlutterWindow(RunLoop* run_loop, 18 | const flutter::DartProject& project); 19 | virtual ~FlutterWindow(); 20 | 21 | protected: 22 | // Win32Window: 23 | bool OnCreate() override; 24 | void OnDestroy() override; 25 | LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam, 26 | LPARAM const lparam) noexcept override; 27 | 28 | private: 29 | // The run loop driving events for this window. 30 | RunLoop* run_loop_; 31 | 32 | // The project to run. 33 | flutter::DartProject project_; 34 | 35 | // The Flutter instance hosted by this window. 36 | std::unique_ptr flutter_controller_; 37 | }; 38 | 39 | #endif // FLUTTER_WINDOW_H_ 40 | -------------------------------------------------------------------------------- /windows/runner/main.cpp: -------------------------------------------------------------------------------- 1 | #include 2 | #include 3 | #include 4 | 5 | #include "flutter_window.h" 6 | #include "run_loop.h" 7 | #include "utils.h" 8 | #include "window_configuration.h" 9 | 10 | int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev, 11 | _In_ wchar_t *command_line, _In_ int show_command) { 12 | // Attach to console when present (e.g., 'flutter run') or create a 13 | // new console when running with a debugger. 14 | if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) { 15 | CreateAndAttachConsole(); 16 | } 17 | 18 | // Initialize COM, so that it is available for use in the library and/or 19 | // plugins. 20 | ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); 21 | 22 | RunLoop run_loop; 23 | 24 | flutter::DartProject project(L"data"); 25 | FlutterWindow window(&run_loop, project); 26 | Win32Window::Point origin(kFlutterWindowOriginX, kFlutterWindowOriginY); 27 | Win32Window::Size size(kFlutterWindowWidth, kFlutterWindowHeight); 28 | if (!window.CreateAndShow(kFlutterWindowTitle, origin, size)) { 29 | return EXIT_FAILURE; 30 | } 31 | window.SetQuitOnClose(true); 32 | 33 | run_loop.Run(); 34 | 35 | ::CoUninitialize(); 36 | return EXIT_SUCCESS; 37 | } 38 | -------------------------------------------------------------------------------- /windows/runner/resource.h: -------------------------------------------------------------------------------- 1 | //{{NO_DEPENDENCIES}} 2 | // Microsoft Visual C++ generated include file. 3 | // Used by Runner.rc 4 | // 5 | #define IDI_APP_ICON 101 6 | 7 | // Next default values for new objects 8 | // 9 | #ifdef APSTUDIO_INVOKED 10 | #ifndef APSTUDIO_READONLY_SYMBOLS 11 | #define _APS_NEXT_RESOURCE_VALUE 102 12 | #define _APS_NEXT_COMMAND_VALUE 40001 13 | #define _APS_NEXT_CONTROL_VALUE 1001 14 | #define _APS_NEXT_SYMED_VALUE 101 15 | #endif 16 | #endif 17 | -------------------------------------------------------------------------------- /windows/runner/resources/app_icon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/slightfoot/flutter-pacman/6150aaa7eaffedee4b9d09b2238ff22040235986/windows/runner/resources/app_icon.ico -------------------------------------------------------------------------------- /windows/runner/run_loop.cpp: -------------------------------------------------------------------------------- 1 | #include "run_loop.h" 2 | 3 | #include 4 | // Don't stomp std::min/std::max 5 | #undef max 6 | #undef min 7 | 8 | #include 9 | 10 | RunLoop::RunLoop() {} 11 | 12 | RunLoop::~RunLoop() {} 13 | 14 | void RunLoop::Run() { 15 | bool keep_running = true; 16 | TimePoint next_flutter_event_time = TimePoint::clock::now(); 17 | while (keep_running) { 18 | std::chrono::nanoseconds wait_duration = 19 | std::max(std::chrono::nanoseconds(0), 20 | next_flutter_event_time - TimePoint::clock::now()); 21 | ::MsgWaitForMultipleObjects( 22 | 0, nullptr, FALSE, static_cast(wait_duration.count() / 1000), 23 | QS_ALLINPUT); 24 | bool processed_events = false; 25 | MSG message; 26 | // All pending Windows messages must be processed; MsgWaitForMultipleObjects 27 | // won't return again for items left in the queue after PeekMessage. 28 | while (::PeekMessage(&message, nullptr, 0, 0, PM_REMOVE)) { 29 | processed_events = true; 30 | if (message.message == WM_QUIT) { 31 | keep_running = false; 32 | break; 33 | } 34 | ::TranslateMessage(&message); 35 | ::DispatchMessage(&message); 36 | // Allow Flutter to process messages each time a Windows message is 37 | // processed, to prevent starvation. 38 | next_flutter_event_time = 39 | std::min(next_flutter_event_time, ProcessFlutterMessages()); 40 | } 41 | // If the PeekMessage loop didn't run, process Flutter messages. 42 | if (!processed_events) { 43 | next_flutter_event_time = 44 | std::min(next_flutter_event_time, ProcessFlutterMessages()); 45 | } 46 | } 47 | } 48 | 49 | void RunLoop::RegisterFlutterInstance( 50 | flutter::FlutterEngine* flutter_instance) { 51 | flutter_instances_.insert(flutter_instance); 52 | } 53 | 54 | void RunLoop::UnregisterFlutterInstance( 55 | flutter::FlutterEngine* flutter_instance) { 56 | flutter_instances_.erase(flutter_instance); 57 | } 58 | 59 | RunLoop::TimePoint RunLoop::ProcessFlutterMessages() { 60 | TimePoint next_event_time = TimePoint::max(); 61 | for (auto instance : flutter_instances_) { 62 | std::chrono::nanoseconds wait_duration = instance->ProcessMessages(); 63 | if (wait_duration != std::chrono::nanoseconds::max()) { 64 | next_event_time = 65 | std::min(next_event_time, TimePoint::clock::now() + wait_duration); 66 | } 67 | } 68 | return next_event_time; 69 | } 70 | -------------------------------------------------------------------------------- /windows/runner/run_loop.h: -------------------------------------------------------------------------------- 1 | #ifndef RUN_LOOP_H_ 2 | #define RUN_LOOP_H_ 3 | 4 | #include 5 | 6 | #include 7 | #include 8 | 9 | // A runloop that will service events for Flutter instances as well 10 | // as native messages. 11 | class RunLoop { 12 | public: 13 | RunLoop(); 14 | ~RunLoop(); 15 | 16 | // Prevent copying 17 | RunLoop(RunLoop const&) = delete; 18 | RunLoop& operator=(RunLoop const&) = delete; 19 | 20 | // Runs the run loop until the application quits. 21 | void Run(); 22 | 23 | // Registers the given Flutter instance for event servicing. 24 | void RegisterFlutterInstance( 25 | flutter::FlutterEngine* flutter_instance); 26 | 27 | // Unregisters the given Flutter instance from event servicing. 28 | void UnregisterFlutterInstance( 29 | flutter::FlutterEngine* flutter_instance); 30 | 31 | private: 32 | using TimePoint = std::chrono::steady_clock::time_point; 33 | 34 | // Processes all currently pending messages for registered Flutter instances. 35 | TimePoint ProcessFlutterMessages(); 36 | 37 | std::set flutter_instances_; 38 | }; 39 | 40 | #endif // RUN_LOOP_H_ 41 | -------------------------------------------------------------------------------- /windows/runner/runner.exe.manifest: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | PerMonitorV2 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /windows/runner/utils.cpp: -------------------------------------------------------------------------------- 1 | #include "utils.h" 2 | 3 | #include 4 | #include 5 | #include 6 | #include 7 | 8 | #include 9 | 10 | void CreateAndAttachConsole() { 11 | if (::AllocConsole()) { 12 | FILE *unused; 13 | if (freopen_s(&unused, "CONOUT$", "w", stdout)) { 14 | _dup2(_fileno(stdout), 1); 15 | } 16 | if (freopen_s(&unused, "CONOUT$", "w", stderr)) { 17 | _dup2(_fileno(stdout), 2); 18 | } 19 | std::ios::sync_with_stdio(); 20 | FlutterDesktopResyncOutputStreams(); 21 | } 22 | } 23 | -------------------------------------------------------------------------------- /windows/runner/utils.h: -------------------------------------------------------------------------------- 1 | #ifndef CONSOLE_UTILS_H_ 2 | #define CONSOLE_UTILS_H_ 3 | 4 | // Creates a console for the process, and redirects stdout and stderr to 5 | // it for both the runner and the Flutter library. 6 | void CreateAndAttachConsole(); 7 | 8 | #endif // CONSOLE_UTILS_H_ 9 | -------------------------------------------------------------------------------- /windows/runner/win32_window.cpp: -------------------------------------------------------------------------------- 1 | #include "win32_window.h" 2 | 3 | #include 4 | 5 | #include "resource.h" 6 | 7 | namespace { 8 | 9 | constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; 10 | 11 | // The number of Win32Window objects that currently exist. 12 | static int g_active_window_count = 0; 13 | 14 | using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd); 15 | 16 | // Scale helper to convert logical scaler values to physical using passed in 17 | // scale factor 18 | int Scale(int source, double scale_factor) { 19 | return static_cast(source * scale_factor); 20 | } 21 | 22 | // Dynamically loads the |EnableNonClientDpiScaling| from the User32 module. 23 | // This API is only needed for PerMonitor V1 awareness mode. 24 | void EnableFullDpiSupportIfAvailable(HWND hwnd) { 25 | HMODULE user32_module = LoadLibraryA("User32.dll"); 26 | if (!user32_module) { 27 | return; 28 | } 29 | auto enable_non_client_dpi_scaling = 30 | reinterpret_cast( 31 | GetProcAddress(user32_module, "EnableNonClientDpiScaling")); 32 | if (enable_non_client_dpi_scaling != nullptr) { 33 | enable_non_client_dpi_scaling(hwnd); 34 | FreeLibrary(user32_module); 35 | } 36 | } 37 | 38 | } // namespace 39 | 40 | // Manages the Win32Window's window class registration. 41 | class WindowClassRegistrar { 42 | public: 43 | ~WindowClassRegistrar() = default; 44 | 45 | // Returns the singleton registar instance. 46 | static WindowClassRegistrar* GetInstance() { 47 | if (!instance_) { 48 | instance_ = new WindowClassRegistrar(); 49 | } 50 | return instance_; 51 | } 52 | 53 | // Returns the name of the window class, registering the class if it hasn't 54 | // previously been registered. 55 | const wchar_t* GetWindowClass(); 56 | 57 | // Unregisters the window class. Should only be called if there are no 58 | // instances of the window. 59 | void UnregisterWindowClass(); 60 | 61 | private: 62 | WindowClassRegistrar() = default; 63 | 64 | static WindowClassRegistrar* instance_; 65 | 66 | bool class_registered_ = false; 67 | }; 68 | 69 | WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr; 70 | 71 | const wchar_t* WindowClassRegistrar::GetWindowClass() { 72 | if (!class_registered_) { 73 | WNDCLASS window_class{}; 74 | window_class.hCursor = LoadCursor(nullptr, IDC_ARROW); 75 | window_class.lpszClassName = kWindowClassName; 76 | window_class.style = CS_HREDRAW | CS_VREDRAW; 77 | window_class.cbClsExtra = 0; 78 | window_class.cbWndExtra = 0; 79 | window_class.hInstance = GetModuleHandle(nullptr); 80 | window_class.hIcon = 81 | LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON)); 82 | window_class.hbrBackground = 0; 83 | window_class.lpszMenuName = nullptr; 84 | window_class.lpfnWndProc = Win32Window::WndProc; 85 | RegisterClass(&window_class); 86 | class_registered_ = true; 87 | } 88 | return kWindowClassName; 89 | } 90 | 91 | void WindowClassRegistrar::UnregisterWindowClass() { 92 | UnregisterClass(kWindowClassName, nullptr); 93 | class_registered_ = false; 94 | } 95 | 96 | Win32Window::Win32Window() { 97 | ++g_active_window_count; 98 | } 99 | 100 | Win32Window::~Win32Window() { 101 | --g_active_window_count; 102 | Destroy(); 103 | } 104 | 105 | bool Win32Window::CreateAndShow(const std::wstring& title, 106 | const Point& origin, 107 | const Size& size) { 108 | Destroy(); 109 | 110 | const wchar_t* window_class = 111 | WindowClassRegistrar::GetInstance()->GetWindowClass(); 112 | 113 | const POINT target_point = {static_cast(origin.x), 114 | static_cast(origin.y)}; 115 | HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST); 116 | UINT dpi = FlutterDesktopGetDpiForMonitor(monitor); 117 | double scale_factor = dpi / 96.0; 118 | 119 | HWND window = CreateWindow( 120 | window_class, title.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE, 121 | Scale(origin.x, scale_factor), Scale(origin.y, scale_factor), 122 | Scale(size.width, scale_factor), Scale(size.height, scale_factor), 123 | nullptr, nullptr, GetModuleHandle(nullptr), this); 124 | 125 | if (!window) { 126 | return false; 127 | } 128 | 129 | return OnCreate(); 130 | } 131 | 132 | // static 133 | LRESULT CALLBACK Win32Window::WndProc(HWND const window, 134 | UINT const message, 135 | WPARAM const wparam, 136 | LPARAM const lparam) noexcept { 137 | if (message == WM_NCCREATE) { 138 | auto window_struct = reinterpret_cast(lparam); 139 | SetWindowLongPtr(window, GWLP_USERDATA, 140 | reinterpret_cast(window_struct->lpCreateParams)); 141 | 142 | auto that = static_cast(window_struct->lpCreateParams); 143 | EnableFullDpiSupportIfAvailable(window); 144 | that->window_handle_ = window; 145 | } else if (Win32Window* that = GetThisFromHandle(window)) { 146 | return that->MessageHandler(window, message, wparam, lparam); 147 | } 148 | 149 | return DefWindowProc(window, message, wparam, lparam); 150 | } 151 | 152 | LRESULT 153 | Win32Window::MessageHandler(HWND hwnd, 154 | UINT const message, 155 | WPARAM const wparam, 156 | LPARAM const lparam) noexcept { 157 | switch (message) { 158 | case WM_DESTROY: 159 | window_handle_ = nullptr; 160 | Destroy(); 161 | if (quit_on_close_) { 162 | PostQuitMessage(0); 163 | } 164 | return 0; 165 | 166 | case WM_DPICHANGED: { 167 | auto newRectSize = reinterpret_cast(lparam); 168 | LONG newWidth = newRectSize->right - newRectSize->left; 169 | LONG newHeight = newRectSize->bottom - newRectSize->top; 170 | 171 | SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth, 172 | newHeight, SWP_NOZORDER | SWP_NOACTIVATE); 173 | 174 | return 0; 175 | } 176 | case WM_SIZE: 177 | RECT rect = GetClientArea(); 178 | if (child_content_ != nullptr) { 179 | // Size and position the child window. 180 | MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left, 181 | rect.bottom - rect.top, TRUE); 182 | } 183 | return 0; 184 | 185 | case WM_ACTIVATE: 186 | if (child_content_ != nullptr) { 187 | SetFocus(child_content_); 188 | } 189 | return 0; 190 | 191 | // Messages that are directly forwarded to embedding. 192 | case WM_FONTCHANGE: 193 | SendMessage(child_content_, WM_FONTCHANGE, NULL, NULL); 194 | return 0; 195 | } 196 | 197 | return DefWindowProc(window_handle_, message, wparam, lparam); 198 | } 199 | 200 | void Win32Window::Destroy() { 201 | OnDestroy(); 202 | 203 | if (window_handle_) { 204 | DestroyWindow(window_handle_); 205 | window_handle_ = nullptr; 206 | } 207 | if (g_active_window_count == 0) { 208 | WindowClassRegistrar::GetInstance()->UnregisterWindowClass(); 209 | } 210 | } 211 | 212 | Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept { 213 | return reinterpret_cast( 214 | GetWindowLongPtr(window, GWLP_USERDATA)); 215 | } 216 | 217 | void Win32Window::SetChildContent(HWND content) { 218 | child_content_ = content; 219 | SetParent(content, window_handle_); 220 | RECT frame = GetClientArea(); 221 | 222 | MoveWindow(content, frame.left, frame.top, frame.right - frame.left, 223 | frame.bottom - frame.top, true); 224 | 225 | SetFocus(child_content_); 226 | } 227 | 228 | RECT Win32Window::GetClientArea() { 229 | RECT frame; 230 | GetClientRect(window_handle_, &frame); 231 | return frame; 232 | } 233 | 234 | HWND Win32Window::GetHandle() { 235 | return window_handle_; 236 | } 237 | 238 | void Win32Window::SetQuitOnClose(bool quit_on_close) { 239 | quit_on_close_ = quit_on_close; 240 | } 241 | 242 | bool Win32Window::OnCreate() { 243 | // No-op; provided for subclasses. 244 | return true; 245 | } 246 | 247 | void Win32Window::OnDestroy() { 248 | // No-op; provided for subclasses. 249 | } 250 | -------------------------------------------------------------------------------- /windows/runner/win32_window.h: -------------------------------------------------------------------------------- 1 | #ifndef WIN32_WINDOW_H_ 2 | #define WIN32_WINDOW_H_ 3 | 4 | #include 5 | #include 6 | 7 | #include 8 | #include 9 | #include 10 | 11 | // A class abstraction for a high DPI-aware Win32 Window. Intended to be 12 | // inherited from by classes that wish to specialize with custom 13 | // rendering and input handling 14 | class Win32Window { 15 | public: 16 | struct Point { 17 | unsigned int x; 18 | unsigned int y; 19 | Point(unsigned int x, unsigned int y) : x(x), y(y) {} 20 | }; 21 | 22 | struct Size { 23 | unsigned int width; 24 | unsigned int height; 25 | Size(unsigned int width, unsigned int height) 26 | : width(width), height(height) {} 27 | }; 28 | 29 | Win32Window(); 30 | virtual ~Win32Window(); 31 | 32 | // Creates and shows a win32 window with |title| and position and size using 33 | // |origin| and |size|. New windows are created on the default monitor. Window 34 | // sizes are specified to the OS in physical pixels, hence to ensure a 35 | // consistent size to will treat the width height passed in to this function 36 | // as logical pixels and scale to appropriate for the default monitor. Returns 37 | // true if the window was created successfully. 38 | bool CreateAndShow(const std::wstring& title, 39 | const Point& origin, 40 | const Size& size); 41 | 42 | // Release OS resources associated with window. 43 | void Destroy(); 44 | 45 | // Inserts |content| into the window tree. 46 | void SetChildContent(HWND content); 47 | 48 | // Returns the backing Window handle to enable clients to set icon and other 49 | // window properties. Returns nullptr if the window has been destroyed. 50 | HWND GetHandle(); 51 | 52 | // If true, closing this window will quit the application. 53 | void SetQuitOnClose(bool quit_on_close); 54 | 55 | // Return a RECT representing the bounds of the current client area. 56 | RECT GetClientArea(); 57 | 58 | protected: 59 | // Processes and route salient window messages for mouse handling, 60 | // size change and DPI. Delegates handling of these to member overloads that 61 | // inheriting classes can handle. 62 | virtual LRESULT MessageHandler(HWND window, 63 | UINT const message, 64 | WPARAM const wparam, 65 | LPARAM const lparam) noexcept; 66 | 67 | // Called when CreateAndShow is called, allowing subclass window-related 68 | // setup. Subclasses should return false if setup fails. 69 | virtual bool OnCreate(); 70 | 71 | // Called when Destroy is called. 72 | virtual void OnDestroy(); 73 | 74 | private: 75 | friend class WindowClassRegistrar; 76 | 77 | // OS callback called by message pump. Handles the WM_NCCREATE message which 78 | // is passed when the non-client area is being created and enables automatic 79 | // non-client DPI scaling so that the non-client area automatically 80 | // responsponds to changes in DPI. All other messages are handled by 81 | // MessageHandler. 82 | static LRESULT CALLBACK WndProc(HWND const window, 83 | UINT const message, 84 | WPARAM const wparam, 85 | LPARAM const lparam) noexcept; 86 | 87 | // Retrieves a class instance pointer for |window| 88 | static Win32Window* GetThisFromHandle(HWND const window) noexcept; 89 | 90 | bool quit_on_close_ = false; 91 | 92 | // window handle for top level window. 93 | HWND window_handle_ = nullptr; 94 | 95 | // window handle for hosted content. 96 | HWND child_content_ = nullptr; 97 | }; 98 | 99 | #endif // WIN32_WINDOW_H_ 100 | -------------------------------------------------------------------------------- /windows/runner/window_configuration.cpp: -------------------------------------------------------------------------------- 1 | #include "window_configuration.h" 2 | 3 | const wchar_t* kFlutterWindowTitle = L"Pacman Emulator"; 4 | const unsigned int kFlutterWindowOriginX = 10; 5 | const unsigned int kFlutterWindowOriginY = 10; 6 | const unsigned int kFlutterWindowWidth = 224 * 3; 7 | const unsigned int kFlutterWindowHeight = 288 * 3 + 18; 8 | -------------------------------------------------------------------------------- /windows/runner/window_configuration.h: -------------------------------------------------------------------------------- 1 | #ifndef WINDOW_CONFIGURATION_ 2 | #define WINDOW_CONFIGURATION_ 3 | 4 | // This is a temporary approach to isolate changes that people are likely to 5 | // make to main.cpp, where the APIs are still in flux. This will reduce the 6 | // need to resolve conflicts or re-create changes slightly differently every 7 | // time the Windows Flutter API surface changes. 8 | // 9 | // Longer term there should be simpler configuration options for common 10 | // customizations like this, without requiring native code changes. 11 | 12 | extern const wchar_t* kFlutterWindowTitle; 13 | extern const unsigned int kFlutterWindowOriginX; 14 | extern const unsigned int kFlutterWindowOriginY; 15 | extern const unsigned int kFlutterWindowWidth; 16 | extern const unsigned int kFlutterWindowHeight; 17 | 18 | #endif // WINDOW_CONFIGURATION_ 19 | --------------------------------------------------------------------------------