Imported Upstream version 2012.12HEADupstream/2012.12upstreammaster

1 files changed, 21 insertions, 0 deletions

diff --git a/data/shaders/jellyfish.frag b/data/shaders/jellyfish.frag
new file mode 100644
index 0000000..62c9960
--- /dev/null
+++ b/data/shaders/jellyfish.frag
@@ -0,0 +1,21 @@
+#ifdef GL_ES
+precision highp float;
+#endif
+  
+uniform sampler2D uSampler;
+uniform sampler2D uSampler1;
+uniform float uCurrentTime;
+  
+varying vec2 vTextureCoord;
+varying vec4 vWorld;
+varying vec3 vDiffuse;
+varying vec3 vAmbient;
+varying vec3 vFresnel;
+
+void main(void)
+{
+    vec4 caustics = texture2D(uSampler1, vec2(vWorld.x / 24.0 + uCurrentTime / 20.0, (vWorld.z - vWorld.y)/48.0 + uCurrentTime / 40.0));
+    vec4 colorMap = texture2D(uSampler, vTextureCoord);
+    float transparency = colorMap.a + pow(vFresnel.r, 2.0) - 0.3;
+    gl_FragColor = vec4(((vAmbient + vDiffuse + caustics.rgb) * colorMap.rgb), transparency);
+}