kc3-lang/angle/src/compiler/translator/BuiltInFunctionEmulatorGLSL.h

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• Author : Geoff Lang
  Date : 2015-06-15 11:02:49
  Hash : 7b9b284b
  Message : Refactor GLSL version calculations for emulated functions. Pass the target GLSL version to InitBuiltInFunctionEmulatorForGLSL so that it can be updated to generate emulated functions for multiple versions. BUG=angleproject:1044 Change-Id: I34c408df52fd0f7d6c2f66d0579ac854afd93b87 Reviewed-on: https://chromium-review.googlesource.com/277700 Reviewed-by: Jamie Madill <jmadill@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• src/compiler/translator/BuiltInFunctionEmulatorGLSL.h

• //
  // Copyright (c) 2011 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_BUILTINFUNCTIONEMULATORGLSL_H_
  #define COMPILER_TRANSLATOR_BUILTINFUNCTIONEMULATORGLSL_H_
  
  #include "GLSLANG/ShaderLang.h"
  
  class BuiltInFunctionEmulator;
  
  //
  // This is only a workaround for OpenGL driver bugs, and isn't needed in general.
  //
  void InitBuiltInFunctionEmulatorForGLSLWorkarounds(BuiltInFunctionEmulator *emu, sh::GLenum shaderType);
  
  //
  // This function is emulating built-in functions missing from GLSL 1.30 and higher.
  //
  void InitBuiltInFunctionEmulatorForGLSLMissingFunctions(BuiltInFunctionEmulator *emu, sh::GLenum shaderType,
                                                          int targetGLSLVersion);
  
  #endif  // COMPILER_TRANSLATOR_BUILTINFUNCTIONEMULATORGLSL_H_