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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GL_GL_CONTEXT_EGL_H_
#define UI_GL_GL_CONTEXT_EGL_H_
#include "base/memory/raw_ptr.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/gl_export.h"
typedef void* EGLContext;
typedef void* EGLConfig;
namespace gl {
class GLDisplayEGL;
class GLSurface;
// Encapsulates an EGL OpenGL ES context.
class GL_EXPORT GLContextEGL : public GLContextReal {
public:
explicit GLContextEGL(GLShareGroup* share_group);
GLContextEGL(const GLContextEGL&) = delete;
GLContextEGL& operator=(const GLContextEGL&) = delete;
// Implement GLContext.
bool InitializeImpl(GLSurface* compatible_surface,
const GLContextAttribs& attribs) override;
bool MakeCurrentImpl(GLSurface* surface) override;
void ReleaseCurrent(GLSurface* surface) override;
bool IsCurrent(GLSurface* surface) override;
void* GetHandle() override;
unsigned int CheckStickyGraphicsResetStatusImpl() override;
void SetUnbindFboOnMakeCurrent() override;
void SetVisibility(bool visibility) override;
GLDisplayEGL* GetGLDisplayEGL() override;
GLContextEGL* AsGLContextEGL() override;
bool CanShareTexturesWithContext(GLContext* other_context) override;
protected:
~GLContextEGL() override;
private:
void Destroy();
void ReleaseBackpressureFences();
EGLContext context_ = nullptr;
raw_ptr<GLDisplayEGL> gl_display_ = nullptr;
EGLConfig config_ = nullptr;
unsigned int graphics_reset_status_ = 0; // GL_NO_ERROR;
bool unbind_fbo_on_makecurrent_ = false;
bool lost_ = false;
// Cached values used by |CanShareTexturesWithContext|.
bool global_texture_share_group_ = false;
AngleContextVirtualizationGroup angle_context_virtualization_group_number_ =
AngleContextVirtualizationGroup::kDefault;
};
} // namespace gl
#endif // UI_GL_GL_CONTEXT_EGL_H_
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