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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h')
-rwxr-xr-x | gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h b/gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h new file mode 100755 index 000000000..09e8dae6d --- /dev/null +++ b/gfx/angle/src/compiler/translator/EmulateGLFragColorBroadcast.h @@ -0,0 +1,28 @@ +// +// Copyright (c) 2002-2016 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// +// Emulate gl_FragColor broadcast behaviors in ES2 where +// GL_EXT_draw_buffers is explicitly enabled in a fragment shader. +// + +#ifndef COMPILER_TRANSLATOR_EMULATEGLFRAGCOLORBROADCAST_H_ +#define COMPILER_TRANSLATOR_EMULATEGLFRAGCOLORBROADCAST_H_ + +#include <vector> + +namespace sh +{ +struct OutputVariable; +class TIntermNode; + +// Replace all gl_FragColor with gl_FragData[0], and in the end of main() function, +// assign gl_FragData[1] ... gl_FragData[maxDrawBuffers - 1] with gl_FragData[0]. +// If gl_FragColor is in outputVariables, it is replaced by gl_FragData. +void EmulateGLFragColorBroadcast(TIntermNode *root, + int maxDrawBuffers, + std::vector<OutputVariable> *outputVariables); +} + +#endif // COMPILER_TRANSLATOR_EMULATEGLFRAGCOLORBROADCAST_H_ |