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-rw-r--r--gfx/gl/GLContextEGL.h142
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diff --git a/gfx/gl/GLContextEGL.h b/gfx/gl/GLContextEGL.h
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+/* -*- 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;
+
+ // 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_