/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* vim: set ts=8 sts=4 et sw=4 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef GLCONTEXTEGL_H_ #define GLCONTEXTEGL_H_ #include "GLContext.h" #include "GLLibraryEGL.h" namespace mozilla { namespace gl { class GLContextEGL : public GLContext { friend class TextureImageEGL; static already_AddRefed<GLContextEGL> CreateGLContext(CreateContextFlags flags, const SurfaceCaps& caps, GLContextEGL* shareContext, bool isOffscreen, EGLConfig config, EGLSurface surface, nsACString* const out_failureId); public: MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextEGL, override) GLContextEGL(CreateContextFlags flags, const SurfaceCaps& caps, GLContext* shareContext, bool isOffscreen, EGLConfig config, EGLSurface surface, EGLContext context); ~GLContextEGL(); virtual GLContextType GetContextType() const override { return GLContextType::EGL; } static GLContextEGL* Cast(GLContext* gl) { MOZ_ASSERT(gl->GetContextType() == GLContextType::EGL); return static_cast<GLContextEGL*>(gl); } static EGLSurface CreateSurfaceForWindow(nsIWidget* aWidget); static void DestroySurface(EGLSurface aSurface); bool Init() override; virtual bool IsDoubleBuffered() const override { return mIsDoubleBuffered; } void SetIsDoubleBuffered(bool aIsDB) { mIsDoubleBuffered = aIsDB; } virtual bool SupportsRobustness() const override { return sEGLLibrary.HasRobustness(); } virtual bool IsANGLE() const override { return sEGLLibrary.IsANGLE(); } virtual bool IsWARP() const override { return sEGLLibrary.IsWARP(); } virtual bool BindTexImage() override; virtual bool ReleaseTexImage() override; void SetEGLSurfaceOverride(EGLSurface surf); virtual bool MakeCurrentImpl(bool aForce) override; virtual bool IsCurrent() override; virtual bool RenewSurface(nsIWidget* aWidget) override; virtual void ReleaseSurface() override; virtual bool SetupLookupFunction() override; virtual bool SwapBuffers() override; virtual void GetWSIInfo(nsCString* const out) const override; // hold a reference to the given surface // for the lifetime of this context. void HoldSurface(gfxASurface* aSurf); EGLSurface GetEGLSurface() const { return mSurface; } EGLDisplay GetEGLDisplay() const { return sEGLLibrary.Display(); } bool BindTex2DOffscreen(GLContext* aOffscreen); void UnbindTex2DOffscreen(GLContext* aOffscreen); void BindOffscreenFramebuffer(); static already_AddRefed<GLContextEGL> CreateEGLPBufferOffscreenContext(CreateContextFlags flags, const gfx::IntSize& size, const SurfaceCaps& minCaps, nsACString* const out_FailureId); protected: friend class GLContextProviderEGL; public: const EGLConfig mConfig; protected: EGLSurface mSurface; public: const EGLContext mContext; protected: EGLSurface mSurfaceOverride; RefPtr<gfxASurface> mThebesSurface; bool mBound; bool mIsPBuffer; bool mIsDoubleBuffered; bool mCanBindToTexture; bool mShareWithEGLImage; bool mOwnsContext; static EGLSurface CreatePBufferSurfaceTryingPowerOfTwo(EGLConfig config, EGLenum bindToTextureFormat, gfx::IntSize& pbsize); }; } // namespace gl } // namespace mozilla #endif // GLCONTEXTEGL_H_