25 lines
540 B
GLSL
25 lines
540 B
GLSL
uniform sampler2D samp9;
|
|
|
|
out vec4 ocol0;
|
|
in vec2 uv0;
|
|
|
|
uniform vec4 resolution;
|
|
|
|
void main()
|
|
{
|
|
float4 c0 = texture(samp9, uv0).rgba;
|
|
float4 c1 = texture(samp9, uv0 + float2(5.0,5.0)*resolution.zw).rgba;
|
|
float y = (0.222 * c1.r) + (0.707 * c1.g) + (0.071 * c1.b);
|
|
float y2 = ((0.222 * c0.r) + (0.707 * c0.g) + (0.071 * c0.b)) / 3.0;
|
|
float red = c0.r;
|
|
float green = c0.g;
|
|
float blue = c0.b;
|
|
float alpha = c0.a;
|
|
|
|
red = y2 + (1.0 - y);
|
|
green = y2 + (1.0 - y);
|
|
blue = y2 + (1.0 - y);
|
|
|
|
ocol0 = float4(red, green, blue, alpha);
|
|
}
|