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121 lines
4.2 KiB
Plaintext
121 lines
4.2 KiB
Plaintext
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 Corporation code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Matt Woodrow <mwoodrow@mozilla.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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#include "ImageLayerOGL.h"
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#include "MacIOSurfaceImageOGL.h"
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#include <AppKit/NSOpenGL.h>
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#include "OpenGL/OpenGL.h"
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using namespace mozilla::gl;
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namespace mozilla {
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namespace layers {
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MacIOSurfaceImageOGL::MacIOSurfaceImageOGL(LayerManagerOGL *aManager)
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: MacIOSurfaceImage(nsnull), mSize(0, 0), mPluginInstanceOwner(nsnull),
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mUpdateCallback(nsnull), mDestroyCallback(nsnull)
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{
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NS_ASSERTION(NS_IsMainThread(), "Should be on main thread to create a cairo image");
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if (aManager) {
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// Allocate texture now to grab a reference to the GLContext
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GLContext *gl = aManager->glForResources();
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mTexture.Allocate(gl);
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gl->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, mTexture.GetTextureID());
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gl->fTexParameteri(LOCAL_GL_TEXTURE_RECTANGLE_ARB,
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LOCAL_GL_TEXTURE_MIN_FILTER,
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LOCAL_GL_NEAREST);
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gl->fTexParameteri(LOCAL_GL_TEXTURE_RECTANGLE_ARB,
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LOCAL_GL_TEXTURE_MAG_FILTER,
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LOCAL_GL_NEAREST);
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gl->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
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}
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}
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MacIOSurfaceImageOGL::~MacIOSurfaceImageOGL()
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{
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if (mDestroyCallback) {
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mDestroyCallback(mPluginInstanceOwner);
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}
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}
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void
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MacIOSurfaceImageOGL::SetData(const MacIOSurfaceImage::Data &aData)
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{
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mIOSurface = nsIOSurface::LookupSurface(aData.mIOSurface->GetIOSurfaceID());
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mSize = gfxIntSize(mIOSurface->GetWidth(), mIOSurface->GetHeight());
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GLContext *gl = mTexture.GetGLContext();
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gl->MakeCurrent();
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gl->fActiveTexture(LOCAL_GL_TEXTURE0);
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gl->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, mTexture.GetTextureID());
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void *nativeCtx = gl->GetNativeData(GLContext::NativeGLContext);
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NSOpenGLContext* nsCtx = (NSOpenGLContext*)nativeCtx;
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mIOSurface->CGLTexImageIOSurface2D((CGLContextObj)[nsCtx CGLContextObj],
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LOCAL_GL_RGBA, LOCAL_GL_BGRA,
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LOCAL_GL_UNSIGNED_INT_8_8_8_8_REV, 0);
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gl->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
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}
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void
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MacIOSurfaceImageOGL::SetUpdateCallback(UpdateSurfaceCallback aCallback, void* aPluginInstanceOwner)
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{
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mUpdateCallback = aCallback;
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mPluginInstanceOwner = aPluginInstanceOwner;
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}
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void
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MacIOSurfaceImageOGL::SetDestroyCallback(DestroyCallback aCallback)
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{
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mDestroyCallback = aCallback;
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}
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void
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MacIOSurfaceImageOGL::Update(ImageContainer* aContainer)
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{
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if (mUpdateCallback) {
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mUpdateCallback(aContainer, mPluginInstanceOwner);
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}
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}
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} /* layers */
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} /* mozilla */
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