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comparison: gfx/angle/src/compiler/TranslatorGLSL.cpp
gfx/angle/src/compiler/TranslatorGLSL.cpp
- branch
- TOR_BUG_9701
- changeset 3
- 141e0f1194b1
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| -1:000000000000 | 0:87bf9170f57b |
|---|---|
| 1 // | |
| 2 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. | |
| 3 // Use of this source code is governed by a BSD-style license that can be | |
| 4 // found in the LICENSE file. | |
| 5 // | |
| 6 | |
| 7 #include "compiler/TranslatorGLSL.h" | |
| 8 | |
| 9 #include "compiler/OutputGLSL.h" | |
| 10 #include "compiler/VersionGLSL.h" | |
| 11 | |
| 12 static void writeVersion(ShShaderType type, TIntermNode* root, | |
| 13 TInfoSinkBase& sink) { | |
| 14 TVersionGLSL versionGLSL(type); | |
| 15 root->traverse(&versionGLSL); | |
| 16 int version = versionGLSL.getVersion(); | |
| 17 // We need to write version directive only if it is greater than 110. | |
| 18 // If there is no version directive in the shader, 110 is implied. | |
| 19 if (version > 110) { | |
| 20 sink << "#version " << version << "\n"; | |
| 21 } | |
| 22 } | |
| 23 | |
| 24 TranslatorGLSL::TranslatorGLSL(ShShaderType type, ShShaderSpec spec) | |
| 25 : TCompiler(type, spec) { | |
| 26 } | |
| 27 | |
| 28 void TranslatorGLSL::translate(TIntermNode* root) { | |
| 29 TInfoSinkBase& sink = getInfoSink().obj; | |
| 30 | |
| 31 // Write GLSL version. | |
| 32 writeVersion(getShaderType(), root, sink); | |
| 33 | |
| 34 // Write emulated built-in functions if needed. | |
| 35 getBuiltInFunctionEmulator().OutputEmulatedFunctionDefinition( | |
| 36 sink, false); | |
| 37 | |
| 38 // Write array bounds clamping emulation if needed. | |
| 39 getArrayBoundsClamper().OutputClampingFunctionDefinition(sink); | |
| 40 | |
| 41 // Write translated shader. | |
| 42 TOutputGLSL outputGLSL(sink, getArrayIndexClampingStrategy(), getHashFunction(), getNameMap(), getSymbolTable()); | |
| 43 root->traverse(&outputGLSL); | |
| 44 } |
