From b1a90a7f915e7779aad975a70b503788b0a1b228 Mon Sep 17 00:00:00 2001 From: raysan5 Date: Wed, 2 Sep 2015 02:44:16 +0200 Subject: Added some useful postprocessing shaders Shaders come in two flavours: - shaders/gl330: OpenGL 3.3+ (Windows, Linux, OSX) - shaders/gles100: OpenGL ES 2.0 (Android, RPI, HTML5) --- shaders/gl330/pixel.fs | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 shaders/gl330/pixel.fs (limited to 'shaders/gl330/pixel.fs') diff --git a/shaders/gl330/pixel.fs b/shaders/gl330/pixel.fs new file mode 100644 index 00000000..ec9e13d7 --- /dev/null +++ b/shaders/gl330/pixel.fs @@ -0,0 +1,28 @@ +#version 330 + +in vec2 fragTexCoord; + +out vec4 fragColor; + +uniform sampler2D texture0; +uniform vec4 tintColor; + +// NOTE: Add here your custom variables + +const float renderWidth = 1280; +const float renderHeight = 720; + +uniform float pixelWidth = 5.0f; +uniform float pixelHeight = 5.0f; + +void main() +{ + float dx = pixelWidth*(1.0/renderWidth); + float dy = pixelHeight*(1.0/renderHeight); + + vec2 coord = vec2(dx*floor(fragTexCoord.x/dx), dy*floor(fragTexCoord.y/dy)); + + vec3 tc = texture2D(texture0, coord).rgb; + + fragColor = vec4(tc, 1.0); +} \ No newline at end of file -- cgit v1.2.3