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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/angle/src/libANGLE/Surface.h
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/angle/src/libANGLE/Surface.h')
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diff --git a/gfx/angle/src/libANGLE/Surface.h b/gfx/angle/src/libANGLE/Surface.h
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+//
+// Copyright (c) 2002-2014 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.
+//
+
+// Surface.h: Defines the egl::Surface class, representing a drawing surface
+// such as the client area of a window, including any back buffers.
+// Implements EGLSurface and related functionality. [EGL 1.4] section 2.2 page 3.
+
+#ifndef LIBANGLE_SURFACE_H_
+#define LIBANGLE_SURFACE_H_
+
+#include <EGL/egl.h>
+
+#include "common/angleutils.h"
+#include "libANGLE/Error.h"
+#include "libANGLE/FramebufferAttachment.h"
+#include "libANGLE/RefCountObject.h"
+#include "libANGLE/formatutils.h"
+#include "libANGLE/renderer/SurfaceImpl.h"
+
+namespace gl
+{
+class Framebuffer;
+class Texture;
+}
+
+namespace rx
+{
+class EGLImplFactory;
+}
+
+namespace egl
+{
+class AttributeMap;
+class Display;
+struct Config;
+
+struct SurfaceState final : angle::NonCopyable
+{
+ SurfaceState();
+
+ gl::Framebuffer *defaultFramebuffer;
+};
+
+class Surface : public gl::FramebufferAttachmentObject
+{
+ public:
+ virtual ~Surface();
+
+ rx::SurfaceImpl *getImplementation() const { return mImplementation; }
+
+ EGLint getType() const;
+
+ Error initialize();
+ Error swap();
+ Error swapWithDamage(EGLint *rects, EGLint n_rects);
+ Error postSubBuffer(EGLint x, EGLint y, EGLint width, EGLint height);
+ Error querySurfacePointerANGLE(EGLint attribute, void **value);
+ Error bindTexImage(gl::Texture *texture, EGLint buffer);
+ Error releaseTexImage(EGLint buffer);
+
+ EGLint isPostSubBufferSupported() const;
+
+ void setSwapInterval(EGLint interval);
+ void setIsCurrent(bool isCurrent);
+ void onDestroy();
+
+ const Config *getConfig() const;
+
+ // width and height can change with client window resizing
+ EGLint getWidth() const;
+ EGLint getHeight() const;
+ EGLint getPixelAspectRatio() const;
+ EGLenum getRenderBuffer() const;
+ EGLenum getSwapBehavior() const;
+ EGLenum getTextureFormat() const;
+ EGLenum getTextureTarget() const;
+
+ gl::Texture *getBoundTexture() const { return mTexture.get(); }
+ gl::Framebuffer *getDefaultFramebuffer() { return mState.defaultFramebuffer; }
+
+ EGLint isFixedSize() const;
+
+ // FramebufferAttachmentObject implementation
+ gl::Extents getAttachmentSize(const gl::FramebufferAttachment::Target &target) const override;
+ const gl::Format &getAttachmentFormat(
+ const gl::FramebufferAttachment::Target &target) const override;
+ GLsizei getAttachmentSamples(const gl::FramebufferAttachment::Target &target) const override;
+
+ void onAttach() override {}
+ void onDetach() override {}
+ GLuint getId() const override;
+
+ bool flexibleSurfaceCompatibilityRequested() const
+ {
+ return mFlexibleSurfaceCompatibilityRequested;
+ }
+ EGLint getOrientation() const { return mOrientation; }
+
+ bool directComposition() const { return mDirectComposition; }
+
+ protected:
+ Surface(EGLint surfaceType, const egl::Config *config, const AttributeMap &attributes);
+ rx::FramebufferAttachmentObjectImpl *getAttachmentImpl() const override { return mImplementation; }
+
+ gl::Framebuffer *createDefaultFramebuffer();
+
+ // ANGLE-only method, used internally
+ friend class gl::Texture;
+ void releaseTexImageFromTexture();
+
+ SurfaceState mState;
+ rx::SurfaceImpl *mImplementation;
+ int mCurrentCount;
+ bool mDestroyed;
+
+ EGLint mType;
+
+ const egl::Config *mConfig;
+
+ bool mPostSubBufferRequested;
+ bool mFlexibleSurfaceCompatibilityRequested;
+
+ bool mFixedSize;
+ size_t mFixedWidth;
+ size_t mFixedHeight;
+
+ bool mDirectComposition;
+
+ EGLenum mTextureFormat;
+ EGLenum mTextureTarget;
+
+ EGLint mPixelAspectRatio; // Display aspect ratio
+ EGLenum mRenderBuffer; // Render buffer
+ EGLenum mSwapBehavior; // Buffer swap behavior
+
+ EGLint mOrientation;
+
+ BindingPointer<gl::Texture> mTexture;
+
+ gl::Format mBackFormat;
+ gl::Format mDSFormat;
+};
+
+class WindowSurface final : public Surface
+{
+ public:
+ WindowSurface(rx::EGLImplFactory *implFactory,
+ const Config *config,
+ EGLNativeWindowType window,
+ const AttributeMap &attribs);
+ ~WindowSurface() override;
+};
+
+class PbufferSurface final : public Surface
+{
+ public:
+ PbufferSurface(rx::EGLImplFactory *implFactory,
+ const Config *config,
+ const AttributeMap &attribs);
+ PbufferSurface(rx::EGLImplFactory *implFactory,
+ const Config *config,
+ EGLenum buftype,
+ EGLClientBuffer clientBuffer,
+ const AttributeMap &attribs);
+ ~PbufferSurface() override;
+};
+
+class PixmapSurface final : public Surface
+{
+ public:
+ PixmapSurface(rx::EGLImplFactory *implFactory,
+ const Config *config,
+ NativePixmapType nativePixmap,
+ const AttributeMap &attribs);
+ ~PixmapSurface() override;
+};
+
+} // namespace egl
+
+#endif // LIBANGLE_SURFACE_H_