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C-/C++-Quelltext

void main(void){
        gl_Position = ftransform();
        gl_TexCoord[0] = gl_MultiTexCoord0;
        gl_FrontColor = gl_Color;
        }

C-/C++-Quelltext

uniform sampler2D uTexture;
        uniform float textureWidth;
        uniform float textureHeight;
        uniform float radius;
        
        const int gaussRadius = 11;
        const float gaussFilter[gaussRadius] = float[gaussRadius](
            0.0402,0.0623,0.0877,
            0.1120,0.1297,0.1362,
            0.1297,0.1120,0.0877,
            0.0623,0.0402
        );
        
        void main() {
            vec2 uShift = vec2(textureWidth,textureHeight);
            vec2 texCoord = gl_TexCoord[0].xy - float(int(gaussRadius/2)) * uShift;
            vec3 color = vec3(0.0, 0.0, 0.0); 
            for (int i = 0; i < gaussRadius; ++i) { 
                color += (gaussFilter[i]+(radius/100.0)) * texture2D(uTexture, texCoord).rgb;
                texCoord += uShift;
            }
            gl_FragColor = vec4(color,1.0);
            gl_FragColor = min(gl_FragColor,gl_Color);
        }