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authorTravis CI <zmoelnig@travis-ci.umlaeute.mur.at>2015-03-19 20:12:11 +0000
committerTravis CI <zmoelnig@travis-ci.umlaeute.mur.at>2015-03-19 20:12:11 +0000
commit17dc0febb17888015be1e4ad1ed4b096a4909865 (patch)
tree0c32573795cf15c79d5e8f792772bf952dab415b /Gem/examples/10.glsl/T_distord.frag
parent454d0818e5ad0820771abebefa9758c66068b8d1 (diff)
Gem 206d71791bc3642e8c5391a4c59c30ba7411fab8 osx/i386
built 'master:206d71791bc3642e8c5391a4c59c30ba7411fab8' for osx/i386
Diffstat (limited to 'Gem/examples/10.glsl/T_distord.frag')
-rw-r--r--Gem/examples/10.glsl/T_distord.frag31
1 files changed, 31 insertions, 0 deletions
diff --git a/Gem/examples/10.glsl/T_distord.frag b/Gem/examples/10.glsl/T_distord.frag
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+// 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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