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gerrit-public.fairphone.software / platform / external / angle / 652468c48502fffb8f25a8dbc97f93ed61498de4 / . / src / compiler / OutputHLSL.h
blob: fafc04f0f1c7710f853434811d4bc4bbb0c1331b [file] [log] [blame]
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]1//
daniel@transgaming.com35342dc2012-02-28 02:01:22 +0000[diff] [blame]2// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]3// Use of this source code is governed by a BSD-style license that can be
4// found in the LICENSE file.
5//
6
7#ifndef COMPILER_OUTPUTHLSL_H_
8#define COMPILER_OUTPUTHLSL_H_
9
alokp@chromium.org4e89d232010-05-14 19:37:21 +0000[diff] [blame]10#include <list>
11#include <set>
daniel@transgaming.com652468c2012-12-20 21:11:57 +0000[diff] [blame^]12#include <map>
13
14#define GL_APICALL
15#include <GLES2/gl2.h>
alokp@chromium.org4e89d232010-05-14 19:37:21 +0000[diff] [blame]16
daniel@transgaming.combbf56f72010-04-20 18:52:13 +0000[diff] [blame]17#include "compiler/intermediate.h"
18#include "compiler/ParseHelper.h"
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]19
20namespace sh
21{
daniel@transgaming.comf8f8f362012-04-28 00:35:00 +0000[diff] [blame]22class UnfoldShortCircuit;
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]23
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]24class OutputHLSL : public TIntermTraverser
25{
26 public:
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]27 explicit OutputHLSL(TParseContext &context);
28 ~OutputHLSL();
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]29
daniel@transgaming.com950f9932010-04-13 03:26:14 +0000[diff] [blame]30 void output();
31
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]32 TInfoSinkBase &getBodyStream();
33
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]34 TString typeString(const TType &type);
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]35 static TString qualifierString(TQualifier qualifier);
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]36 static TString arrayString(const TType &type);
37 static TString initializer(const TType &type);
daniel@transgaming.comc72c6412011-09-20 16:09:17 +0000[diff] [blame]38 static TString decorate(const TString &string); // Prepends an underscore to avoid naming clashes
apatrick@chromium.org65756022012-01-17 21:45:38 +0000[diff] [blame]39 static TString decorateUniform(const TString &string, const TType &type);
daniel@transgaming.com2e793f02012-04-11 19:41:35 +0000[diff] [blame]40 static TString decorateField(const TString &string, const TType &structure);
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]41
daniel@transgaming.com950f9932010-04-13 03:26:14 +0000[diff] [blame]42 protected:
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]43 void header();
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]44
daniel@transgaming.com950f9932010-04-13 03:26:14 +0000[diff] [blame]45 // Visit AST nodes and output their code to the body stream
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]46 void visitSymbol(TIntermSymbol*);
47 void visitConstantUnion(TIntermConstantUnion*);
48 bool visitBinary(Visit visit, TIntermBinary*);
49 bool visitUnary(Visit visit, TIntermUnary*);
50 bool visitSelection(Visit visit, TIntermSelection*);
51 bool visitAggregate(Visit visit, TIntermAggregate*);
52 bool visitLoop(Visit visit, TIntermLoop*);
53 bool visitBranch(Visit visit, TIntermBranch*);
54
daniel@transgaming.com44fffee2012-04-28 00:34:20 +0000[diff] [blame]55 void traverseStatements(TIntermNode *node);
daniel@transgaming.comb5875982010-04-15 20:44:53 +0000[diff] [blame]56 bool isSingleStatement(TIntermNode *node);
daniel@transgaming.com4a35ef22010-04-08 03:51:06 +0000[diff] [blame]57 bool handleExcessiveLoop(TIntermLoop *node);
daniel@transgaming.com67de6d62010-04-29 03:35:30 +0000[diff] [blame]58 void outputTriplet(Visit visit, const TString &preString, const TString &inString, const TString &postString);
apatrick@chromium.org0f4cefe2011-01-26 19:30:57 +0000[diff] [blame]59 void outputLineDirective(int line);
daniel@transgaming.com005c7392010-04-15 20:45:27 +0000[diff] [blame]60 TString argumentString(const TIntermSymbol *symbol);
daniel@transgaming.com0b6b8342010-04-26 15:33:45 +0000[diff] [blame]61 int vectorSize(const TType &type) const;
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]62
daniel@transgaming.com67de6d62010-04-29 03:35:30 +0000[diff] [blame]63 void addConstructor(const TType &type, const TString &name, const TIntermSequence *parameters);
daniel@transgaming.coma54da4e2010-05-07 13:03:28 +0000[diff] [blame]64 const ConstantUnion *writeConstantUnion(const TType &type, const ConstantUnion *constUnion);
daniel@transgaming.com63691862010-04-29 03:32:42 +0000[diff] [blame]65
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]66 TString scopeString(unsigned int depthLimit);
67 TString scopedStruct(const TString &typeName);
68 TString structLookup(const TString &typeName);
69
daniel@transgaming.com950f9932010-04-13 03:26:14 +0000[diff] [blame]70 TParseContext &mContext;
daniel@transgaming.comf8f8f362012-04-28 00:35:00 +0000[diff] [blame]71 UnfoldShortCircuit *mUnfoldShortCircuit;
daniel@transgaming.comf9ef1072010-04-22 13:35:16 +0000[diff] [blame]72 bool mInsideFunction;
daniel@transgaming.com950f9932010-04-13 03:26:14 +0000[diff] [blame]73
74 // Output streams
75 TInfoSinkBase mHeader;
76 TInfoSinkBase mBody;
77 TInfoSinkBase mFooter;
daniel@transgaming.comd91cfe72010-04-13 03:26:17 +0000[diff] [blame]78
daniel@transgaming.com8803b852012-12-20 21:11:47 +0000[diff] [blame]79 typedef std::map<TString, TIntermSymbol*> ReferencedSymbols;
80 ReferencedSymbols mReferencedUniforms;
81 ReferencedSymbols mReferencedAttributes;
82 ReferencedSymbols mReferencedVaryings;
daniel@transgaming.com86f7c9d2010-04-20 18:52:06 +0000[diff] [blame]83
daniel@transgaming.comd91cfe72010-04-13 03:26:17 +0000[diff] [blame]84 // Parameters determining what goes in the header output
daniel@transgaming.com5024cc42010-04-20 18:52:04 +0000[diff] [blame]85 bool mUsesTexture2D;
86 bool mUsesTexture2D_bias;
daniel@transgaming.com15795192011-05-11 15:36:20 +0000[diff] [blame]87 bool mUsesTexture2DLod;
daniel@transgaming.com5024cc42010-04-20 18:52:04 +0000[diff] [blame]88 bool mUsesTexture2DProj;
89 bool mUsesTexture2DProj_bias;
daniel@transgaming.com15795192011-05-11 15:36:20 +0000[diff] [blame]90 bool mUsesTexture2DProjLod;
daniel@transgaming.com5024cc42010-04-20 18:52:04 +0000[diff] [blame]91 bool mUsesTextureCube;
92 bool mUsesTextureCube_bias;
daniel@transgaming.com15795192011-05-11 15:36:20 +0000[diff] [blame]93 bool mUsesTextureCubeLod;
daniel@transgaming.coma54f5182012-05-31 01:20:16 +0000[diff] [blame]94 bool mUsesTexture2DLod0;
95 bool mUsesTexture2DLod0_bias;
96 bool mUsesTexture2DProjLod0;
97 bool mUsesTexture2DProjLod0_bias;
98 bool mUsesTextureCubeLod0;
99 bool mUsesTextureCubeLod0_bias;
daniel@transgaming.comd7c98102010-05-14 17:30:48 +0000[diff] [blame]100 bool mUsesDepthRange;
daniel@transgaming.com4af7acc2010-05-14 17:30:53 +0000[diff] [blame]101 bool mUsesFragCoord;
102 bool mUsesPointCoord;
103 bool mUsesFrontFacing;
104 bool mUsesPointSize;
daniel@transgaming.comd7c98102010-05-14 17:30:48 +0000[diff] [blame]105 bool mUsesXor;
106 bool mUsesMod1;
daniel@transgaming.com4229f592011-11-24 22:34:04 +0000[diff] [blame]107 bool mUsesMod2v;
108 bool mUsesMod2f;
109 bool mUsesMod3v;
110 bool mUsesMod3f;
111 bool mUsesMod4v;
112 bool mUsesMod4f;
daniel@transgaming.com0bbb0312010-04-26 15:33:39 +0000[diff] [blame]113 bool mUsesFaceforward1;
114 bool mUsesFaceforward2;
115 bool mUsesFaceforward3;
116 bool mUsesFaceforward4;
daniel@transgaming.comd91cfe72010-04-13 03:26:17 +0000[diff] [blame]117 bool mUsesEqualMat2;
118 bool mUsesEqualMat3;
119 bool mUsesEqualMat4;
120 bool mUsesEqualVec2;
121 bool mUsesEqualVec3;
122 bool mUsesEqualVec4;
123 bool mUsesEqualIVec2;
124 bool mUsesEqualIVec3;
125 bool mUsesEqualIVec4;
126 bool mUsesEqualBVec2;
127 bool mUsesEqualBVec3;
128 bool mUsesEqualBVec4;
daniel@transgaming.com35342dc2012-02-28 02:01:22 +0000[diff] [blame]129 bool mUsesAtan2_1;
130 bool mUsesAtan2_2;
131 bool mUsesAtan2_3;
132 bool mUsesAtan2_4;
daniel@transgaming.com005c7392010-04-15 20:45:27 +0000[diff] [blame]133
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]134 typedef std::set<TString> Constructors;
135 Constructors mConstructors;
daniel@transgaming.com63691862010-04-29 03:32:42 +0000[diff] [blame]136
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]137 typedef std::set<TString> StructNames;
138 StructNames mStructNames;
daniel@transgaming.com63691862010-04-29 03:32:42 +0000[diff] [blame]139
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]140 typedef std::list<TString> StructDeclarations;
141 StructDeclarations mStructDeclarations;
daniel@transgaming.com63691862010-04-29 03:32:42 +0000[diff] [blame]142
daniel@transgaming.coma2a95e72010-05-20 19:17:55 +0000[diff] [blame]143 typedef std::vector<int> ScopeBracket;
144 ScopeBracket mScopeBracket;
145 unsigned int mScopeDepth;
daniel@transgaming.com7a7003c2010-04-29 03:35:33 +0000[diff] [blame]146
daniel@transgaming.comb6ef8f12010-11-15 16:41:14 +0000[diff] [blame]147 int mUniqueIndex; // For creating unique names
daniel@transgaming.com89431aa2012-05-31 01:20:29 +0000[diff] [blame]148
149 bool mContainsLoopDiscontinuity;
150 bool mOutputLod0Function;
daniel@transgaming.come11100c2012-05-31 01:20:32 +0000[diff] [blame]151 bool mInsideDiscontinuousLoop;
daniel@transgaming.come9b3f602012-07-11 20:37:31 +0000[diff] [blame]152
153 TIntermSymbol *mExcessiveLoopIndex;
daniel@transgaming.com652468c2012-12-20 21:11:57 +0000[diff] [blame^]154
155 int mUniformRegister;
156 int mSamplerRegister;
157
158 TString registerString(TIntermSymbol *operand);
159 int samplerRegister(TIntermSymbol *sampler);
160 int uniformRegister(TIntermSymbol *uniform);
daniel@transgaming.com4f39fd92010-03-08 20:26:45 +0000[diff] [blame]161};
162}
163
164#endif // COMPILER_OUTPUTHLSL_H_