raylib/shaders/gl330/pixel.fs
raysan5 b1a90a7f91 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)
2015-09-02 02:44:16 +02:00

28 lines
554 B
GLSL

#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);
}