mirror of https://github.com/yshui/picom.git
20 lines
487 B
GLSL
20 lines
487 B
GLSL
uniform float opacity;
|
|
uniform bool invert_color;
|
|
uniform sampler2D tex;
|
|
|
|
void main() {
|
|
vec4 c = texture2D(tex, gl_TexCoord[0]);
|
|
{
|
|
// Change vec4(1.0, 1.0, 1.0, 1.0) to your desired color
|
|
vec4 vdiff = abs(vec4(1.0, 1.0, 1.0, 1.0) - c);
|
|
float diff = max(max(max(vdiff.r, vdiff.g), vdiff.b), vdiff.a);
|
|
// Change 0.8 to your desired opacity
|
|
if (diff < 0.001)
|
|
c *= 0.8;
|
|
}
|
|
if (invert_color)
|
|
c = vec4(vec3(c.a, c.a, c.a) - vec3(c), c.a);
|
|
c *= opacity;
|
|
gl_FragColor = c;
|
|
}
|