summaryrefslogtreecommitdiffstats
path: root/progs/glsl/convolution.frag
diff options
context:
space:
mode:
Diffstat (limited to 'progs/glsl/convolution.frag')
-rw-r--r--progs/glsl/convolution.frag21
1 files changed, 0 insertions, 21 deletions
diff --git a/progs/glsl/convolution.frag b/progs/glsl/convolution.frag
deleted file mode 100644
index e49b8acf545..00000000000
--- a/progs/glsl/convolution.frag
+++ /dev/null
@@ -1,21 +0,0 @@
-
-const int KernelSize = 9;
-
-//texture offsets
-uniform vec2 Offset[KernelSize];
-//convolution kernel
-uniform vec4 KernelValue[KernelSize];
-uniform sampler2D srcTex;
-uniform vec4 ScaleFactor;
-uniform vec4 BaseColor;
-
-void main(void)
-{
- int i;
- vec4 sum = vec4(0.0);
- for (i = 0; i < KernelSize; ++i) {
- vec4 tmp = texture2D(srcTex, gl_TexCoord[0].st + Offset[i]);
- sum += tmp * KernelValue[i];
- }
- gl_FragColor = sum * ScaleFactor + BaseColor;
-}