diff options
Diffstat (limited to '3rdparty/bgfx/3rdparty/glslang/hlsl/hlslAttributes.cpp')
-rw-r--r-- | 3rdparty/bgfx/3rdparty/glslang/hlsl/hlslAttributes.cpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/3rdparty/bgfx/3rdparty/glslang/hlsl/hlslAttributes.cpp b/3rdparty/bgfx/3rdparty/glslang/hlsl/hlslAttributes.cpp new file mode 100644 index 00000000000..966ff352101 --- /dev/null +++ b/3rdparty/bgfx/3rdparty/glslang/hlsl/hlslAttributes.cpp @@ -0,0 +1,110 @@ +// +//Copyright (C) 2016 LunarG, Inc. +// +//All rights reserved. +// +//Redistribution and use in source and binary forms, with or without +//modification, are permitted provided that the following conditions +//are met: +// +// Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// +// Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following +// disclaimer in the documentation and/or other materials provided +// with the distribution. +// +// Neither the name of Google, Inc., nor the names of its +// contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +//POSSIBILITY OF SUCH DAMAGE. +// + +#include "hlslAttributes.h" +#include <cstdlib> +#include <cctype> + +namespace glslang { + // Map the given string to an attribute enum from TAttributeType, + // or EatNone if invalid. + TAttributeType TAttributeMap::attributeFromName(const TString& name) + { + // These are case insensitive. + TString lowername(name); + std::transform(lowername.begin(), lowername.end(), lowername.begin(), ::tolower); + + if (lowername == "allow_uav_condition") + return EatAllow_uav_condition; + else if (lowername == "branch") + return EatBranch; + else if (lowername == "call") + return EatCall; + else if (lowername == "domain") + return EatDomain; + else if (lowername == "earlydepthstencil") + return EatEarlyDepthStencil; + else if (lowername == "fastopt") + return EatFastOpt; + else if (lowername == "flatten") + return EatFlatten; + else if (lowername == "forcecase") + return EatForceCase; + else if (lowername == "instance") + return EatInstance; + else if (lowername == "maxtessfactor") + return EatMaxTessFactor; + else if (lowername == "maxvertexcount") + return EatMaxVertexCount; + else if (lowername == "numthreads") + return EatNumThreads; + else if (lowername == "outputcontrolpoints") + return EatOutputControlPoints; + else if (lowername == "outputtopology") + return EatOutputTopology; + else if (lowername == "partitioning") + return EatPartitioning; + else if (lowername == "patchconstantfunc") + return EatPatchConstantFunc; + else if (lowername == "unroll") + return EatUnroll; + else + return EatNone; + } + + // Look up entry, inserting if it's not there, and if name is a valid attribute name + // as known by attributeFromName. + TAttributeType TAttributeMap::setAttribute(const TString* name, TIntermAggregate* value) + { + if (name == nullptr) + return EatNone; + + const TAttributeType attr = attributeFromName(*name); + + if (attr != EatNone) + attributes[attr] = value; + + return attr; + } + + // Look up entry (const version), and return aggregate node. This cannot change the map. + const TIntermAggregate* TAttributeMap::operator[](TAttributeType attr) const + { + const auto entry = attributes.find(attr); + + return (entry == attributes.end()) ? nullptr : entry->second; + } + +} // end namespace glslang |