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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/shader.h" | 5 #include "cc/shader.h" |
6 | 6 |
7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include <public/WebGraphicsContext3D.h> | 9 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3
D.h" |
10 | 10 |
11 #define SHADER0(Src) #Src | 11 #define SHADER0(Src) #Src |
12 #define SHADER(Src) SHADER0(Src) | 12 #define SHADER(Src) SHADER0(Src) |
13 | 13 |
14 using WebKit::WebGraphicsContext3D; | 14 using WebKit::WebGraphicsContext3D; |
15 | 15 |
16 namespace cc { | 16 namespace cc { |
17 | 17 |
18 namespace { | 18 namespace { |
19 | 19 |
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896 vec4 color2 = color; | 896 vec4 color2 = color; |
897 vec2 texCoord = clamp(v_texCoord, 0.0, 1.0) * texTransform.zw + texT
ransform.xy; | 897 vec2 texCoord = clamp(v_texCoord, 0.0, 1.0) * texTransform.zw + texT
ransform.xy; |
898 vec2 coord = mod(floor(texCoord * frequency * 2.0), 2.0); | 898 vec2 coord = mod(floor(texCoord * frequency * 2.0), 2.0); |
899 float picker = abs(coord.x - coord.y); | 899 float picker = abs(coord.x - coord.y); |
900 gl_FragColor = mix(color1, color2, picker) * alpha; | 900 gl_FragColor = mix(color1, color2, picker) * alpha; |
901 } | 901 } |
902 ); | 902 ); |
903 } | 903 } |
904 | 904 |
905 } // namespace cc | 905 } // namespace cc |
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