1 files changed, 0 insertions, 21 deletions
diff --git a/src/quickcontrols2/material/shaders/+hlsl/RectangularGlow.frag b/src/quickcontrols2/material/shaders/+hlsl/RectangularGlow.frag
deleted file mode 100644
index 69d9f852..00000000
--- a/src/quickcontrols2/material/shaders/+hlsl/RectangularGlow.frag
+++ /dev/null
@@ -1,21 +0,0 @@
-cbuffer ConstantBuffer : register(b0)
-{
-    float4x4 qt_Matrix;
-    float qt_Opacity;
-    float relativeSizeX;
-    float relativeSizeY;
-    float spread;
-    float4 color;
-}
-
-float linearstep(float e0, float e1, float x) { return clamp((x - e0) / (e1 - e0), 0.0, 1.0); }
-
-float4 main(float4 position : SV_POSITION, float2 coord : TEXCOORD0) : SV_TARGET
-{
-    float alpha =
-        smoothstep(0.0, relativeSizeX, 0.5 - abs(0.5 - coord.x)) *
-        smoothstep(0.0, relativeSizeY, 0.5 - abs(0.5 - coord.y));
-
-    float spreadMultiplier = linearstep(spread, 1.0 - spread, alpha);
-    return color * qt_Opacity * spreadMultiplier * spreadMultiplier;
-}