summaryrefslogtreecommitdiff
path: root/progs/vpglsl/varfor2f.glsl
diff options
context:
space:
mode:
Diffstat (limited to 'progs/vpglsl/varfor2f.glsl')
-rw-r--r--progs/vpglsl/varfor2f.glsl24
1 files changed, 24 insertions, 0 deletions
diff --git a/progs/vpglsl/varfor2f.glsl b/progs/vpglsl/varfor2f.glsl
new file mode 100644
index 000000000..d98a11004
--- /dev/null
+++ b/progs/vpglsl/varfor2f.glsl
@@ -0,0 +1,24 @@
+const int KernelSize = 9;
+uniform vec2 KernelValue2f[KernelSize];
+
+void main(void)
+{
+ int i;
+ vec4 sum = vec4(0.0);
+ vec4 tmp = gl_Color;
+ gl_Position = gl_Vertex;
+
+ for (i = 0; i < KernelSize; ++i) {
+ vec2 rg, ba;
+
+ rg = KernelValue2f[i];
+ ++i;
+ if (i < KernelSize)
+ ba = KernelValue2f[i];
+ else
+ ba = vec2(0, 0);
+
+ sum += tmp * vec4(rg, ba);
+ }
+ gl_FrontColor = sum;
+}