Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 125 insertions, 0 deletions

diff --git a/gfx/angle/checkout/src/compiler/translator/OutputGLSLBase.h b/gfx/angle/checkout/src/compiler/translator/OutputGLSLBase.h
new file mode 100644
index 0000000000..d6f9416f33
--- /dev/null
+++ b/gfx/angle/checkout/src/compiler/translator/OutputGLSLBase.h
@@ -0,0 +1,125 @@
+//
+// Copyright (c) 2002-2013 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.
+//
+
+#ifndef COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_
+#define COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_
+
+#include <set>
+
+#include "compiler/translator/HashNames.h"
+#include "compiler/translator/InfoSink.h"
+#include "compiler/translator/tree_util/IntermTraverse.h"
+
+namespace sh
+{
+
+class TOutputGLSLBase : public TIntermTraverser
+{
+  public:
+    TOutputGLSLBase(TInfoSinkBase &objSink,
+                    ShArrayIndexClampingStrategy clampingStrategy,
+                    ShHashFunction64 hashFunction,
+                    NameMap &nameMap,
+                    TSymbolTable *symbolTable,
+                    sh::GLenum shaderType,
+                    int shaderVersion,
+                    ShShaderOutput output,
+                    ShCompileOptions compileOptions);
+
+    ShShaderOutput getShaderOutput() const { return mOutput; }
+
+    // Return the original name if hash function pointer is NULL;
+    // otherwise return the hashed name. Has special handling for internal names and built-ins,
+    // which are not hashed.
+    ImmutableString hashName(const TSymbol *symbol);
+
+  protected:
+    TInfoSinkBase &objSink() { return mObjSink; }
+    void writeFloat(TInfoSinkBase &out, float f);
+    void writeTriplet(Visit visit, const char *preStr, const char *inStr, const char *postStr);
+    std::string getCommonLayoutQualifiers(TIntermTyped *variable);
+    std::string getMemoryQualifiers(const TType &type);
+    virtual void writeLayoutQualifier(TIntermTyped *variable);
+    void writeInvariantQualifier(const TType &type);
+    virtual void writeVariableType(const TType &type, const TSymbol *symbol);
+    virtual bool writeVariablePrecision(TPrecision precision) = 0;
+    void writeFunctionParameters(const TFunction *func);
+    const TConstantUnion *writeConstantUnion(const TType &type, const TConstantUnion *pConstUnion);
+    void writeConstructorTriplet(Visit visit, const TType &type);
+    ImmutableString getTypeName(const TType &type);
+
+    void visitSymbol(TIntermSymbol *node) override;
+    void visitConstantUnion(TIntermConstantUnion *node) override;
+    bool visitSwizzle(Visit visit, TIntermSwizzle *node) override;
+    bool visitBinary(Visit visit, TIntermBinary *node) override;
+    bool visitUnary(Visit visit, TIntermUnary *node) override;
+    bool visitTernary(Visit visit, TIntermTernary *node) override;
+    bool visitIfElse(Visit visit, TIntermIfElse *node) override;
+    bool visitSwitch(Visit visit, TIntermSwitch *node) override;
+    bool visitCase(Visit visit, TIntermCase *node) override;
+    void visitFunctionPrototype(TIntermFunctionPrototype *node) override;
+    bool visitFunctionDefinition(Visit visit, TIntermFunctionDefinition *node) override;
+    bool visitAggregate(Visit visit, TIntermAggregate *node) override;
+    bool visitBlock(Visit visit, TIntermBlock *node) override;
+    bool visitInvariantDeclaration(Visit visit, TIntermInvariantDeclaration *node) override;
+    bool visitDeclaration(Visit visit, TIntermDeclaration *node) override;
+    bool visitLoop(Visit visit, TIntermLoop *node) override;
+    bool visitBranch(Visit visit, TIntermBranch *node) override;
+    void visitPreprocessorDirective(TIntermPreprocessorDirective *node) override;
+
+    void visitCodeBlock(TIntermBlock *node);
+
+    ImmutableString hashFieldName(const TField *field);
+    // Same as hashName(), but without hashing "main".
+    ImmutableString hashFunctionNameIfNeeded(const TFunction *func);
+    // Used to translate function names for differences between ESSL and GLSL
+    virtual ImmutableString translateTextureFunction(const ImmutableString &name) { return name; }
+
+    void declareStruct(const TStructure *structure);
+    virtual void writeQualifier(TQualifier qualifier, const TType &type, const TSymbol *symbol);
+    bool structDeclared(const TStructure *structure) const;
+
+  private:
+    void declareInterfaceBlockLayout(const TInterfaceBlock *interfaceBlock);
+    void declareInterfaceBlock(const TInterfaceBlock *interfaceBlock);
+
+    void writeBuiltInFunctionTriplet(Visit visit, TOperator op, bool useEmulatedFunction);
+
+    const char *mapQualifierToString(TQualifier qualifier);
+
+    TInfoSinkBase &mObjSink;
+    bool mDeclaringVariable;
+
+    // This set contains all the ids of the structs from every scope.
+    std::set<int> mDeclaredStructs;
+
+    ShArrayIndexClampingStrategy mClampingStrategy;
+
+    // name hashing.
+    ShHashFunction64 mHashFunction;
+
+    NameMap &mNameMap;
+
+    sh::GLenum mShaderType;
+
+    const int mShaderVersion;
+
+    ShShaderOutput mOutput;
+
+    ShCompileOptions mCompileOptions;
+};
+
+void WriteGeometryShaderLayoutQualifiers(TInfoSinkBase &out,
+                                         sh::TLayoutPrimitiveType inputPrimitive,
+                                         int invocations,
+                                         sh::TLayoutPrimitiveType outputPrimitive,
+                                         int maxVertices);
+
+bool NeedsToWriteLayoutQualifier(const TType &type);
+
+}  // namespace sh
+
+#endif  // COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_