mesa/progs/vpglsl/varfor1f.glsl

23 lines
453 B
GLSL

const int KernelSize = 16;
uniform float KernelValue1f[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) {
float x, y, z, w;
x = KernelValue1f[i]; ++i;
y = KernelValue1f[i]; ++i;
z = KernelValue1f[i]; ++i;
w = KernelValue1f[i];
sum += tmp * vec4(x, y, z, w);
}
gl_FrontColor = sum;
}