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//
// Copyright 2015 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.
//
// FunctionsGL.h: Defines the FuntionsGL class to contain loaded GL functions
#ifndef LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_
#define LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_
#include "common/debug.h"
#include "libANGLE/Version.h"
#include "libANGLE/renderer/gl/DispatchTableGL_autogen.h"
#include "libANGLE/renderer/gl/functionsgl_enums.h"
#include "libANGLE/renderer/gl/functionsgl_typedefs.h"
namespace egl
{
class AttributeMap;
} // namespace egl
namespace rx
{
enum StandardGL
{
STANDARD_GL_DESKTOP,
STANDARD_GL_ES,
};
class FunctionsGL : public DispatchTableGL
{
public:
FunctionsGL();
~FunctionsGL() override;
void initialize(const egl::AttributeMap &displayAttributes);
// Version information
gl::Version version;
StandardGL standard;
GLint profile;
bool isAtLeastGL(const gl::Version &glVersion) const;
bool isAtMostGL(const gl::Version &glVersion) const;
bool isAtLeastGLES(const gl::Version &glesVersion) const;
bool isAtMostGLES(const gl::Version &glesVersion) const;
// Extensions
std::vector<std::string> extensions;
bool hasExtension(const std::string &ext) const;
bool hasGLExtension(const std::string &ext) const;
bool hasGLESExtension(const std::string &ext) const;
private:
void *loadProcAddress(const std::string &function) const override = 0;
void initializeStubFunctionsForNULLDriver(const std::set<std::string> &extensionSet);
};
} // namespace rx
#endif // LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_