From f775fb752cac57a0c1f6c42c8c60f5ff329eab32 Mon Sep 17 00:00:00 2001
From: Nivesh Rajbhandari
Date: Wed, 22 Feb 2012 11:36:19 -0800
Subject: Revert "Integrating canvas-2d drawing and WebGL fixes, including
 adding back WebGL materials."

This reverts commit 96a0a8c916533eb5625816192ed38488f639326d.
---
 assets/shaders/Water2.frag.glsl | 66 -----------------------------------------
 1 file changed, 66 deletions(-)
 delete mode 100644 assets/shaders/Water2.frag.glsl

(limited to 'assets/shaders/Water2.frag.glsl')

diff --git a/assets/shaders/Water2.frag.glsl b/assets/shaders/Water2.frag.glsl
deleted file mode 100644
index 39b6aa55..00000000
--- a/assets/shaders/Water2.frag.glsl
+++ /dev/null
@@ -1,66 +0,0 @@
-#ifdef GL_ES
-precision highp float;
-#endif
-
-uniform sampler2D u_tex0;
-uniform float u_time;
-uniform vec2 u_resolution;
-const float PI = 3.1415926535897932;
-
-//speed
-const float speed = 0.2;
-const float speed_x = 0.3;
-const float speed_y = 0.3;
-
-// geometry
-const float intensity = 3.;
-const int steps = 8;
-const float frequency = 4.0;
-const int angle = 7; // better when a prime
-
-// reflection and emboss
-const float delta = 20.;
-const float intence = 400.;
-const float emboss = 0.3;
-
-//---------- crystals effect
-
-  float col(vec2 coord)
-  {
-    float delta_theta = 2.0 * PI / float(angle);
-    float col = 0.0;
-    float theta = 0.0;
-    for (int i = 0; i < steps; i++)
-    {
-      vec2 adjc = coord;
-      theta = delta_theta*float(i);
-      adjc.x += cos(theta)*u_time*speed + u_time * speed_x;
-      adjc.y -= sin(theta)*u_time*speed - u_time * speed_y;
-      col = col + cos( (adjc.x*cos(theta) - adjc.y*sin(theta))*frequency)*intensity;
-    }
-
-    return cos(col);
-  }
-
-//---------- main
-
-void main(void)
-{
-vec2 p = (gl_FragCoord.xy) / u_resolution.xy, c1 = p, c2 = p;
-float cc1 = col(c1);
-
-c2.x += u_resolution.x/delta;
-float dx = emboss*(cc1-col(c2))/delta;
-
-c2.x = p.x;
-c2.y += u_resolution.y/delta;
-float dy = emboss*(cc1-col(c2))/delta;
-
-c1.x += dx;
-c1.y = -(c1.y+dy);
-
-float alpha = 1.+dot(dx,dy)*intence;
-gl_FragColor = texture2D(u_tex0,c1)*(alpha);
-// gl_FragColor = vec4(col(p),0,0,1);
-
-}
-- 
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