diff options
Diffstat (limited to 'src/effects/shaders/+glslcore/rectangularglow.frag')
-rw-r--r-- | src/effects/shaders/+glslcore/rectangularglow.frag | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/src/effects/shaders/+glslcore/rectangularglow.frag b/src/effects/shaders/+glslcore/rectangularglow.frag deleted file mode 100644 index f749519..0000000 --- a/src/effects/shaders/+glslcore/rectangularglow.frag +++ /dev/null @@ -1,21 +0,0 @@ -#version 150 core -uniform float qt_Opacity; -uniform float relativeSizeX; -uniform float relativeSizeY; -uniform float spread; -uniform vec4 color; -in vec2 qt_TexCoord0; -out vec4 fragColor; - -float linearstep(float e0, float e1, float x) { - return clamp((x - e0) / (e1 - e0), 0.0, 1.0); -} - -void main() { - float alpha = - smoothstep(0.0, relativeSizeX, 0.5 - abs(0.5 - qt_TexCoord0.x)) * - smoothstep(0.0, relativeSizeY, 0.5 - abs(0.5 - qt_TexCoord0.y)); - - float spreadMultiplier = linearstep(spread, 1.0 - spread, alpha); - fragColor = color * qt_Opacity * spreadMultiplier * spreadMultiplier; -} |