Hash :
4167cc91
Author :
Date :
2013-01-11T04:11:53
Incorporated BSD-licensed changes implementing array bounds clamping. BUG=none TEST=ran associated WebKit layout tests in Chromium Review URL: https://codereview.appspot.com/6999052 git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1701 736b8ea6-26fd-11df-bfd4-992fa37f6226
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//
// Copyright (c) 2002-2010 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.
//
#include "compiler/TranslatorGLSL.h"
#include "compiler/OutputGLSL.h"
#include "compiler/VersionGLSL.h"
static void writeVersion(ShShaderType type, TIntermNode* root,
TInfoSinkBase& sink) {
TVersionGLSL versionGLSL(type);
root->traverse(&versionGLSL);
int version = versionGLSL.getVersion();
// We need to write version directive only if it is greater than 110.
// If there is no version directive in the shader, 110 is implied.
if (version > 110) {
sink << "#version " << version << "\n";
}
}
TranslatorGLSL::TranslatorGLSL(ShShaderType type, ShShaderSpec spec)
: TCompiler(type, spec) {
}
void TranslatorGLSL::translate(TIntermNode* root) {
TInfoSinkBase& sink = getInfoSink().obj;
// Write GLSL version.
writeVersion(getShaderType(), root, sink);
// Write emulated built-in functions if needed.
getBuiltInFunctionEmulator().OutputEmulatedFunctionDefinition(
sink, false);
// Write array bounds clamping emulation if needed.
getArrayBoundsClamper().OutputClampingFunctionDefinition(sink);
// Write translated shader.
TOutputGLSL outputGLSL(sink, getHashFunction(), getNameMap(), getSymbolTable());
root->traverse(&outputGLSL);
}