diff options
Diffstat (limited to 'src/effects/shaders/+glslcore/conicalgradient_mask.frag')
-rw-r--r-- | src/effects/shaders/+glslcore/conicalgradient_mask.frag | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/src/effects/shaders/+glslcore/conicalgradient_mask.frag b/src/effects/shaders/+glslcore/conicalgradient_mask.frag deleted file mode 100644 index 5724ebb..0000000 --- a/src/effects/shaders/+glslcore/conicalgradient_mask.frag +++ /dev/null @@ -1,16 +0,0 @@ -#version 150 core -in vec2 qt_TexCoord0; -uniform sampler2D gradientSource; -uniform sampler2D maskSource; -uniform float qt_Opacity; -uniform float startAngle; -uniform vec2 center; -out vec4 fragColor; - -void main() { - float maskAlpha = texture(maskSource, qt_TexCoord0).a; - const float PI = 3.14159265; - const float PIx2inv = 0.1591549; - float a = (atan((center.y - qt_TexCoord0.t), (center.x - qt_TexCoord0.s)) + PI - startAngle) * PIx2inv; - fragColor = texture(gradientSource, vec2(0.0, fract(a))) * maskAlpha * qt_Opacity; -} |