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/Mandel.frag.glsl | 55 -----------------------------------------
 1 file changed, 55 deletions(-)
 delete mode 100644 assets/shaders/Mandel.frag.glsl

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

diff --git a/assets/shaders/Mandel.frag.glsl b/assets/shaders/Mandel.frag.glsl
deleted file mode 100644
index 6465899d..00000000
--- a/assets/shaders/Mandel.frag.glsl
+++ /dev/null
@@ -1,55 +0,0 @@
-#ifdef GL_ES
-precision highp float;
-#endif
-
-uniform vec2 u_resolution;
-uniform float u_time;
-
-void main(void)
-{
-    vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
-    p.x *= u_resolution.x/u_resolution.y;
-
-    float zoo = .62+.38*sin(.1*u_time);
-    float coa = cos( 0.1*(1.0-zoo)*u_time );
-    float sia = sin( 0.1*(1.0-zoo)*u_time );
-    zoo = pow( zoo,8.0);
-    vec2 xy = vec2( p.x*coa-p.y*sia, p.x*sia+p.y*coa);
-    vec2 cc = vec2(-.745,.186) + xy*zoo;
-
-    vec2 z  = vec2(0.0);
-    vec2 z2 = z*z;
-    float m2;
-    float co = 0.0;
-
-
-    // chrome/angelproject/nvidia/glslES don't seem to like to "break" a loop...
-    // so we have to rewrite it in another way
-/*
-    for( int i=0; i<256; i++ )
-    {
-        z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
-        m2 = dot(z,z);
-        if( m2>1024.0 ) break;
-        co += 1.0;
-    }
-*/
-
-    for( int i=0; i<256; i++ )
-    {
-        if( m2<1024.0 )
-        {
-            z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
-            m2 = dot(z,z);
-            co += 1.0;
-        }
-    }
-
-    co = co + 1.0 - log2(.5*log2(m2));
-
-    co = sqrt(co/256.0);
-    gl_FragColor = vec4( .5+.5*cos(6.2831*co+0.0),
-                         .5+.5*cos(6.2831*co+0.4),
-                         .5+.5*cos(6.2831*co+0.7),
-                         1.0 );
-}
\ No newline at end of file
-- 
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