const int KernelSize = 9; | |
uniform vec2 KernelValue2f[KernelSize]; | |
void main(void) | |
{ | |
int i; | |
vec4 sum = vec4(0.0); | |
vec4 tmp = gl_Color; | |
gl_Position = gl_Vertex; | |
for (i = 0; i < KernelSize; ++i) { | |
vec2 rg, ba; | |
rg = KernelValue2f[i]; | |
++i; | |
if (i < KernelSize) | |
ba = KernelValue2f[i]; | |
else | |
ba = vec2(0, 0); | |
sum += tmp * vec4(rg, ba); | |
} | |
gl_FrontColor = sum; | |
} |