1 // 2 // Copyright (C) 2017 LunarG, Inc. 3 // Copyright (C) 2018 Google, Inc. 4 // 5 // All rights reserved. 6 // 7 // Redistribution and use in source and binary forms, with or without 8 // modification, are permitted provided that the following conditions 9 // are met: 10 // 11 // Redistributions of source code must retain the above copyright 12 // notice, this list of conditions and the following disclaimer. 13 // 14 // Redistributions in binary form must reproduce the above 15 // copyright notice, this list of conditions and the following 16 // disclaimer in the documentation and/or other materials provided 17 // with the distribution. 18 // 19 // Neither the name of 3Dlabs Inc. Ltd. nor the names of its 20 // contributors may be used to endorse or promote products derived 21 // from this software without specific prior written permission. 22 // 23 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 26 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 27 // COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 28 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 29 // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 30 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 31 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 33 // ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 // POSSIBILITY OF SUCH DAMAGE. 35 // 36 37 #ifndef _ATTRIBUTE_INCLUDED_ 38 #define _ATTRIBUTE_INCLUDED_ 39 40 #include "../Include/Common.h" 41 #include "../Include/ConstantUnion.h" 42 43 namespace glslang { 44 45 enum TAttributeType { 46 EatNone, 47 EatAllow_uav_condition, 48 EatBranch, 49 EatCall, 50 EatDomain, 51 EatEarlyDepthStencil, 52 EatFastOpt, 53 EatFlatten, 54 EatForceCase, 55 EatInstance, 56 EatMaxTessFactor, 57 EatNumThreads, 58 EatMaxVertexCount, 59 EatOutputControlPoints, 60 EatOutputTopology, 61 EatPartitioning, 62 EatPatchConstantFunc, 63 EatPatchSize, 64 EatUnroll, 65 EatLoop, 66 EatBinding, 67 EatGlobalBinding, 68 EatLocation, 69 EatInputAttachment, 70 EatBuiltIn, 71 EatPushConstant, 72 EatConstantId, 73 EatDependencyInfinite, 74 EatDependencyLength 75 }; 76 77 class TIntermAggregate; 78 79 struct TAttributeArgs { 80 TAttributeType name; 81 const TIntermAggregate* args; 82 83 // Obtain attribute as integer 84 // Return false if it cannot be obtained 85 bool getInt(int& value, int argNum = 0) const; 86 87 // Obtain attribute as string, with optional to-lower transform 88 // Return false if it cannot be obtained 89 bool getString(TString& value, int argNum = 0, bool convertToLower = true) const; 90 91 // How many arguments were provided to the attribute? 92 int size() const; 93 94 protected: 95 const TConstUnion* getConstUnion(TBasicType basicType, int argNum) const; 96 }; 97 98 typedef TList<TAttributeArgs> TAttributes; 99 100 } // end namespace glslang 101 102 #endif // _ATTRIBUTE_INCLUDED_ 103