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Diffstat (limited to 'packages/noncvs/windows/extra/Gem/examples/10.glsl/T_distord.frag')
-rw-r--r--packages/noncvs/windows/extra/Gem/examples/10.glsl/T_distord.frag31
1 files changed, 31 insertions, 0 deletions
diff --git a/packages/noncvs/windows/extra/Gem/examples/10.glsl/T_distord.frag b/packages/noncvs/windows/extra/Gem/examples/10.glsl/T_distord.frag
new file mode 100644
index 00000000..385f427c
--- /dev/null
+++ b/packages/noncvs/windows/extra/Gem/examples/10.glsl/T_distord.frag
@@ -0,0 +1,31 @@
+// Cyrille Henry 2007
+
+uniform float K1, seed;
+uniform sampler2D tex0;
+
+void main()
+{
+
+ vec2 C = (gl_TextureMatrix[0] * gl_TexCoord[0]).st;
+
+ float xs1 = sin(gl_TexCoord[0].s*gl_TexCoord[0].t/(abs(seed)+1.));
+ float xs2 = sin(xs1*533.);
+ float xs3 = sin(xs2*1013.);
+
+ float ys1 = sin(gl_TexCoord[0].s*gl_TexCoord[0].t/(abs(seed)+1.));
+ float ys2 = sin(ys1*5313.);
+ float ys3 = sin(ys2*10113.);
+
+ gl_FragColor = texture2D(tex0, C + K1 * 0.01 *vec2(xs3,ys3)) ;
+
+}
+
+
+
+
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+