diff options
Diffstat (limited to 'src/effects/shaders_ng/desaturate.frag')
-rw-r--r-- | src/effects/shaders_ng/desaturate.frag | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/src/effects/shaders_ng/desaturate.frag b/src/effects/shaders_ng/desaturate.frag deleted file mode 100644 index b54b3ac..0000000 --- a/src/effects/shaders_ng/desaturate.frag +++ /dev/null @@ -1,21 +0,0 @@ -#version 440 - -layout(location = 0) in vec2 qt_TexCoord0; -layout(location = 0) out vec4 fragColor; - -layout(std140, binding = 0) uniform buf { - // qt_Matrix and qt_Opacity must always be both present - // if the built-in vertex shader is used. - mat4 qt_Matrix; - float qt_Opacity; - float desaturation; -}; - -layout(binding = 1) uniform sampler2D source; - -void main(void) -{ - vec4 textureColor = texture(source, qt_TexCoord0.st); - float grayColor = (textureColor.r + textureColor.g + textureColor.b) / 3.0; - fragColor = mix(textureColor, vec4(vec3(grayColor), textureColor.a), desaturation) * qt_Opacity; -} |