diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/DirectiveHandler.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/compiler/translator/DirectiveHandler.cpp | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/DirectiveHandler.cpp b/src/3rdparty/angle/src/compiler/translator/DirectiveHandler.cpp deleted file mode 100644 index 485e66670c..0000000000 --- a/src/3rdparty/angle/src/compiler/translator/DirectiveHandler.cpp +++ /dev/null @@ -1,203 +0,0 @@ -// -// Copyright (c) 2012-2013 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/translator/DirectiveHandler.h" - -#include <sstream> - -#include "angle_gl.h" -#include "common/debug.h" -#include "compiler/translator/Diagnostics.h" - -namespace sh -{ - -static TBehavior getBehavior(const std::string &str) -{ - const char kRequire[] = "require"; - const char kEnable[] = "enable"; - const char kDisable[] = "disable"; - const char kWarn[] = "warn"; - - if (str == kRequire) - return EBhRequire; - else if (str == kEnable) - return EBhEnable; - else if (str == kDisable) - return EBhDisable; - else if (str == kWarn) - return EBhWarn; - return EBhUndefined; -} - -TDirectiveHandler::TDirectiveHandler(TExtensionBehavior &extBehavior, - TDiagnostics &diagnostics, - int &shaderVersion, - sh::GLenum shaderType, - bool debugShaderPrecisionSupported) - : mExtensionBehavior(extBehavior), - mDiagnostics(diagnostics), - mShaderVersion(shaderVersion), - mShaderType(shaderType), - mDebugShaderPrecisionSupported(debugShaderPrecisionSupported) -{ -} - -TDirectiveHandler::~TDirectiveHandler() -{ -} - -void TDirectiveHandler::handleError(const pp::SourceLocation &loc, const std::string &msg) -{ - mDiagnostics.error(loc, msg.c_str(), ""); -} - -void TDirectiveHandler::handlePragma(const pp::SourceLocation &loc, - const std::string &name, - const std::string &value, - bool stdgl) -{ - if (stdgl) - { - const char kInvariant[] = "invariant"; - const char kAll[] = "all"; - - if (name == kInvariant && value == kAll) - { - if (mShaderVersion == 300 && mShaderType == GL_FRAGMENT_SHADER) - { - // ESSL 3.00.4 section 4.6.1 - mDiagnostics.error( - loc, "#pragma STDGL invariant(all) can not be used in fragment shader", - name.c_str()); - } - mPragma.stdgl.invariantAll = true; - } - // The STDGL pragma is used to reserve pragmas for use by future - // revisions of GLSL. Do not generate an error on unexpected - // name and value. - return; - } - else - { - const char kOptimize[] = "optimize"; - const char kDebug[] = "debug"; - const char kDebugShaderPrecision[] = "webgl_debug_shader_precision"; - const char kOn[] = "on"; - const char kOff[] = "off"; - - bool invalidValue = false; - if (name == kOptimize) - { - if (value == kOn) - mPragma.optimize = true; - else if (value == kOff) - mPragma.optimize = false; - else - invalidValue = true; - } - else if (name == kDebug) - { - if (value == kOn) - mPragma.debug = true; - else if (value == kOff) - mPragma.debug = false; - else - invalidValue = true; - } - else if (name == kDebugShaderPrecision && mDebugShaderPrecisionSupported) - { - if (value == kOn) - mPragma.debugShaderPrecision = true; - else if (value == kOff) - mPragma.debugShaderPrecision = false; - else - invalidValue = true; - } - else - { - mDiagnostics.report(pp::Diagnostics::PP_UNRECOGNIZED_PRAGMA, loc, name); - return; - } - - if (invalidValue) - { - mDiagnostics.error(loc, "invalid pragma value - 'on' or 'off' expected", value.c_str()); - } - } -} - -void TDirectiveHandler::handleExtension(const pp::SourceLocation &loc, - const std::string &name, - const std::string &behavior) -{ - const char kExtAll[] = "all"; - - TBehavior behaviorVal = getBehavior(behavior); - if (behaviorVal == EBhUndefined) - { - mDiagnostics.error(loc, "behavior invalid", name.c_str()); - return; - } - - if (name == kExtAll) - { - if (behaviorVal == EBhRequire) - { - mDiagnostics.error(loc, "extension cannot have 'require' behavior", name.c_str()); - } - else if (behaviorVal == EBhEnable) - { - mDiagnostics.error(loc, "extension cannot have 'enable' behavior", name.c_str()); - } - else - { - for (TExtensionBehavior::iterator iter = mExtensionBehavior.begin(); - iter != mExtensionBehavior.end(); ++iter) - iter->second = behaviorVal; - } - return; - } - - TExtensionBehavior::iterator iter = mExtensionBehavior.find(GetExtensionByName(name.c_str())); - if (iter != mExtensionBehavior.end()) - { - iter->second = behaviorVal; - return; - } - - switch (behaviorVal) - { - case EBhRequire: - mDiagnostics.error(loc, "extension is not supported", name.c_str()); - break; - case EBhEnable: - case EBhWarn: - case EBhDisable: - mDiagnostics.warning(loc, "extension is not supported", name.c_str()); - break; - default: - UNREACHABLE(); - break; - } -} - -void TDirectiveHandler::handleVersion(const pp::SourceLocation &loc, int version) -{ - if (version == 100 || version == 300 || version == 310) - { - mShaderVersion = version; - } - else - { - std::stringstream stream; - stream << version; - std::string str = stream.str(); - mDiagnostics.error(loc, "version number not supported", str.c_str()); - } -} - -} // namespace sh |