| // |
| // Copyright (c) 2002-2010 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_UTIL_H_ |
| #define COMPILER_TRANSLATOR_UTIL_H_ |
| |
| #include <stack> |
| |
| #include "angle_gl.h" |
| #include <GLSLANG/ShaderLang.h> |
| |
| #include "compiler/translator/HashNames.h" |
| #include "compiler/translator/Operator.h" |
| #include "compiler/translator/Types.h" |
| |
| // If overflow happens, clamp the value to UINT_MIN or UINT_MAX. |
| // Return false if overflow happens. |
| bool atoi_clamp(const char *str, unsigned int *value); |
| |
| namespace sh |
| { |
| class TSymbolTable; |
| |
| float NumericLexFloat32OutOfRangeToInfinity(const std::string &str); |
| |
| // strtof_clamp is like strtof but |
| // 1. it forces C locale, i.e. forcing '.' as decimal point. |
| // 2. it sets the value to infinity if overflow happens. |
| // 3. str should be guaranteed to be in the valid format for a floating point number as defined |
| // by the grammar in the ESSL 3.00.6 spec section 4.1.4. |
| // Return false if overflow happens. |
| bool strtof_clamp(const std::string &str, float *value); |
| |
| GLenum GLVariableType(const TType &type); |
| GLenum GLVariablePrecision(const TType &type); |
| bool IsVaryingIn(TQualifier qualifier); |
| bool IsVaryingOut(TQualifier qualifier); |
| bool IsVarying(TQualifier qualifier); |
| bool IsGeometryShaderInput(GLenum shaderType, TQualifier qualifier); |
| InterpolationType GetInterpolationType(TQualifier qualifier); |
| |
| // Returns array brackets including size with outermost array size first, as specified in GLSL ES |
| // 3.10 section 4.1.9. |
| TString ArrayString(const TType &type); |
| |
| TString GetTypeName(const TType &type, ShHashFunction64 hashFunction, NameMap *nameMap); |
| |
| TType GetShaderVariableBasicType(const sh::ShaderVariable &var); |
| |
| bool IsBuiltinOutputVariable(TQualifier qualifier); |
| bool IsBuiltinFragmentInputVariable(TQualifier qualifier); |
| bool CanBeInvariantESSL1(TQualifier qualifier); |
| bool CanBeInvariantESSL3OrGreater(TQualifier qualifier); |
| bool IsOutputESSL(ShShaderOutput output); |
| bool IsOutputGLSL(ShShaderOutput output); |
| bool IsOutputHLSL(ShShaderOutput output); |
| bool IsOutputVulkan(ShShaderOutput output); |
| } // namespace sh |
| |
| #endif // COMPILER_TRANSLATOR_UTIL_H_ |