├── .DS_Store
├── README.md
├── index.glsl
└── package.json


/.DS_Store:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/Samsy/glsl-screenspace/ccbf0d3d4def959390996398ac4e86753f5e2a27/.DS_Store


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | # glsl-screenspace [![experimental](http://badges.github.io/stability-badges/dist/experimental.svg)](http://github.com/badges/stability-badges)
 2 | 
 3 | Retrieves screen space position in a vertex shader
 4 | 
 5 | ## usage
 6 | 
 7 | ```glsl
 8 | #pragma glslify: screenspace = require(glsl-screenspace)
 9 | 
10 | vec2 ss = screenspace(projectionMatrix, modelviewmatrix, position);
11 | ```
12 | 
13 | 


--------------------------------------------------------------------------------
/index.glsl:
--------------------------------------------------------------------------------
 1 | vec2 screenspace(mat4 projectionmatrix, mat4 modelviewmatrix, vec3 position){
 2 | 
 3 |   vec4 temp = projectionmatrix * modelviewmatrix * vec4(position, 1.0);
 4 |   temp.xyz /= temp.w;
 5 |   temp.xy = (0.5)+(temp.xy)*0.5;
 6 |   return temp.xy;
 7 | }
 8 | 
 9 | 
10 | #pragma glslify: export(screenspace)


--------------------------------------------------------------------------------
/package.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "name": "glsl-screenspace",
 3 |   "version": "1.0.2",
 4 |   "description": "glslify module to retrieve screen space position in a vertex shader",
 5 |   "main": "index.js",
 6 |   "scripts": {
 7 |     "test": "echo \"Error: no test specified\" && exit 1"
 8 |   },
 9 |   "repository": {
10 |     "type": "git",
11 |     "url": "git+https://github.com/Samsy/glsl-screenspace.git"
12 |   },
13 |   "author": "Samsy",
14 |   "license": "ISC",
15 |   "bugs": {
16 |     "url": "https://github.com/Samsy/glsl-screenspace/issues"
17 |   },
18 |   "homepage": "https://github.com/Samsy/glsl-screenspace#readme"
19 | }
20 | 


--------------------------------------------------------------------------------