The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/angle/src/compiler/TranslatorESSL.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,43 @@
     1.4 +//
     1.5 +// Copyright (c) 2002-2011 The ANGLE Project Authors. All rights reserved.
     1.6 +// Use of this source code is governed by a BSD-style license that can be
     1.7 +// found in the LICENSE file.
     1.8 +//
     1.9 +
    1.10 +#include "compiler/TranslatorESSL.h"
    1.11 +
    1.12 +#include "compiler/OutputESSL.h"
    1.13 +
    1.14 +TranslatorESSL::TranslatorESSL(ShShaderType type, ShShaderSpec spec)
    1.15 +    : TCompiler(type, spec) {
    1.16 +}
    1.17 +
    1.18 +void TranslatorESSL::translate(TIntermNode* root) {
    1.19 +    TInfoSinkBase& sink = getInfoSink().obj;
    1.20 +
    1.21 +    // Write built-in extension behaviors.
    1.22 +    writeExtensionBehavior();
    1.23 +
    1.24 +    // Write emulated built-in functions if needed.
    1.25 +    getBuiltInFunctionEmulator().OutputEmulatedFunctionDefinition(
    1.26 +        sink, getShaderType() == SH_FRAGMENT_SHADER);
    1.27 +
    1.28 +    // Write array bounds clamping emulation if needed.
    1.29 +    getArrayBoundsClamper().OutputClampingFunctionDefinition(sink);
    1.30 +
    1.31 +    // Write translated shader.
    1.32 +    TOutputESSL outputESSL(sink, getArrayIndexClampingStrategy(), getHashFunction(), getNameMap(), getSymbolTable());
    1.33 +    root->traverse(&outputESSL);
    1.34 +}
    1.35 +
    1.36 +void TranslatorESSL::writeExtensionBehavior() {
    1.37 +    TInfoSinkBase& sink = getInfoSink().obj;
    1.38 +    const TExtensionBehavior& extensionBehavior = getExtensionBehavior();
    1.39 +    for (TExtensionBehavior::const_iterator iter = extensionBehavior.begin();
    1.40 +         iter != extensionBehavior.end(); ++iter) {
    1.41 +        if (iter->second != EBhUndefined) {
    1.42 +            sink << "#extension " << iter->first << " : "
    1.43 +                 << getBehaviorString(iter->second) << "\n";
    1.44 +        }
    1.45 +    }
    1.46 +}