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133 lines
4.8 KiB
Objective-C
133 lines
4.8 KiB
Objective-C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:set ts=2 sts=2 sw=2 et cin:
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2008
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* bgirard <b56girard@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsCoreAnimationSupport_h__
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#define nsCoreAnimationSupport_h__
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#ifdef XP_MACOSX
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#import <QuartzCore/QuartzCore.h>
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#import "ApplicationServices/ApplicationServices.h"
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#include "nscore.h"
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#include "gfxTypes.h"
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#include "nsAutoPtr.h"
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// Get the system color space.
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CGColorSpaceRef THEBES_API CreateSystemColorSpace();
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// Manages a CARenderer
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struct _CGLPBufferObject;
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struct _CGLContextObject;
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class nsIOSurface;
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typedef uint32_t IOSurfaceID;
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class THEBES_API nsCARenderer {
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NS_INLINE_DECL_REFCOUNTING(nsCARenderer)
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public:
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nsCARenderer() : mCARenderer(nsnull), mPixelBuffer(nsnull), mOpenGLContext(nsnull),
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mCGImage(nsnull), mCGData(nsnull), mIOSurface(nsnull), mFBO(nsnull),
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mIOTexture(nsnull),
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mUnsupportedWidth(UINT32_MAX), mUnsupportedHeight(UINT32_MAX) {}
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~nsCARenderer();
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nsresult SetupRenderer(void* aCALayer, int aWidth, int aHeight);
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nsresult Render(int aWidth, int aHeight, CGImageRef *aOutCAImage);
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bool isInit() { return mCARenderer != nsnull; }
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/*
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* Render the CALayer to an IOSurface. If no IOSurface
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* is attached then an internal pixel buffer will be
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* used.
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*/
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void AttachIOSurface(nsRefPtr<nsIOSurface> aSurface);
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IOSurfaceID GetIOSurfaceID();
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static nsresult DrawSurfaceToCGContext(CGContextRef aContext,
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nsIOSurface *surf,
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CGColorSpaceRef aColorSpace,
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int aX, int aY,
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size_t aWidth, size_t aHeight);
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// Remove & Add the layer without destroying
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// the renderer for fast back buffer swapping.
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void DettachCALayer();
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void AttachCALayer(void *aCALayer);
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#ifdef DEBUG
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static void SaveToDisk(nsIOSurface *surf);
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#endif
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private:
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void Destroy();
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void *mCARenderer;
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_CGLPBufferObject *mPixelBuffer;
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_CGLContextObject *mOpenGLContext;
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CGImageRef mCGImage;
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void *mCGData;
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nsRefPtr<nsIOSurface> mIOSurface;
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uint32_t mFBO;
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uint32_t mIOTexture;
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uint32_t mUnsupportedWidth;
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uint32_t mUnsupportedHeight;
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};
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class THEBES_API nsIOSurface {
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NS_INLINE_DECL_REFCOUNTING(nsIOSurface)
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public:
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static already_AddRefed<nsIOSurface> CreateIOSurface(int aWidth, int aHeight);
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static void ReleaseIOSurface(nsIOSurface *aIOSurface);
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static already_AddRefed<nsIOSurface> LookupSurface(IOSurfaceID aSurfaceID);
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nsIOSurface(CFTypeRef aIOSurfacePtr) : mIOSurfacePtr(aIOSurfacePtr) {}
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~nsIOSurface() { CFRelease(mIOSurfacePtr); }
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IOSurfaceID GetIOSurfaceID();
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void *GetBaseAddress();
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size_t GetWidth();
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size_t GetHeight();
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size_t GetBytesPerRow();
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void Lock();
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void Unlock();
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CGLError CGLTexImageIOSurface2D(CGLContextObj ctxt,
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GLenum internalFormat, GLenum format,
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GLenum type, GLuint plane);
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private:
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friend class nsCARenderer;
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CFTypeRef mIOSurfacePtr;
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};
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#endif // XP_MACOSX
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#endif // nsCoreAnimationSupport_h__
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