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Bug 688844 - Stop using PBuffers for plugins on OS X. r=jrmuizel

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This commit is contained in:
Benoit Girard 2011-10-13 10:36:59 -04:00
parent 50052a640f
commit 9784f12f4d
2 changed files with 56 additions and 57 deletions
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16
gfx/thebes/nsCoreAnimationSupport.h
View File

@ -60,9 +60,9 @@ typedef uint32_t IOSurfaceID;
class THEBES_API nsCARenderer {
NS_INLINE_DECL_REFCOUNTING(nsCARenderer)
public:
nsCARenderer() : mCARenderer(nsnull), mPixelBuffer(nsnull), mOpenGLContext(nsnull),
nsCARenderer() : mCARenderer(nsnull), mFBOTexture(nsnull), mOpenGLContext(nsnull),
mCGImage(nsnull), mCGData(nsnull), mIOSurface(nsnull), mFBO(nsnull),
mIOTexture(nsnull),
mIOTexture(nsnull),
mUnsupportedWidth(UINT32_MAX), mUnsupportedHeight(UINT32_MAX) {}
~nsCARenderer();
nsresult SetupRenderer(void* aCALayer, int aWidth, int aHeight);
@ -72,15 +72,15 @@ public:
* Render the CALayer to an IOSurface. If no IOSurface
* is attached then an internal pixel buffer will be
* used.
*/
*/
void AttachIOSurface(nsRefPtr<nsIOSurface> aSurface);
IOSurfaceID GetIOSurfaceID();
static nsresult DrawSurfaceToCGContext(CGContextRef aContext,
nsIOSurface *surf,
CGColorSpaceRef aColorSpace,
static nsresult DrawSurfaceToCGContext(CGContextRef aContext,
nsIOSurface *surf,
CGColorSpaceRef aColorSpace,
int aX, int aY,
size_t aWidth, size_t aHeight);
// Remove & Add the layer without destroying
// the renderer for fast back buffer swapping.
void DettachCALayer();
@ -92,7 +92,7 @@ private:
void Destroy();
void *mCARenderer;
_CGLPBufferObject *mPixelBuffer;
GLuint mFBOTexture;
_CGLContextObject *mOpenGLContext;
CGImageRef mCGImage;
void *mCGData;

97
gfx/thebes/nsCoreAnimationSupport.mm
View File

@ -402,15 +402,15 @@ void nsCARenderer::Destroy() {
caRenderer.layer = nsnull;
[caRenderer release];
}
if (mPixelBuffer) {
::CGLDestroyPBuffer((CGLPBufferObj)mPixelBuffer);
}
if (mOpenGLContext) {
if (mFBO || mIOTexture) {
if (mFBO || mIOTexture || mFBOTexture) {
// Release these resources with the context that allocated them
CGLContextObj oldContext = ::CGLGetCurrentContext();
::CGLSetCurrentContext(mOpenGLContext);
if (mFBOTexture) {
::glDeleteTextures(1, &mFBOTexture);
}
if (mIOTexture) {
::glDeleteTextures(1, &mIOTexture);
}
@ -430,7 +430,7 @@ void nsCARenderer::Destroy() {
// mCGData is deallocated by cgdata_release_callback
mCARenderer = nil;
mPixelBuffer = nsnull;
mFBOTexture = 0;
mOpenGLContext = nsnull;
mCGImage = nsnull;
mIOSurface = nsnull;
@ -442,7 +442,7 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
if (aWidth == 0 || aHeight == 0)
return NS_ERROR_FAILURE;
if (aWidth == mUnsupportedWidth &&
if (aWidth == mUnsupportedWidth &&
aHeight == mUnsupportedHeight) {
return NS_ERROR_FAILURE;
}
@ -457,17 +457,6 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
(CGLPixelFormatAttribute)0
};
if (!mIOSurface) {
CGLError result = ::CGLCreatePBuffer(aWidth, aHeight,
GL_TEXTURE_2D, GL_RGBA, 0, &mPixelBuffer);
if (result != kCGLNoError) {
mUnsupportedWidth = aWidth;
mUnsupportedHeight = aHeight;
Destroy();
return NS_ERROR_FAILURE;
}
}
GLint screen;
CGLPixelFormatObj format;
if (::CGLChoosePixelFormat(attributes, &format, &screen) != kCGLNoError) {
@ -516,7 +505,7 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
caRenderer.bounds = CGRectMake(0, 0, aWidth, aHeight);
[CATransaction commit];
// We either target rendering to a CGImage or IOSurface.
// We target rendering to a CGImage if no shared IOSurface are given.
if (!mIOSurface) {
mCGData = malloc(aWidth*aHeight*4);
if (!mCGData) {
@ -528,7 +517,7 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
CGDataProviderRef dataProvider = nsnull;
dataProvider = ::CGDataProviderCreateWithData(mCGData,
mCGData, aHeight*aWidth*4,
mCGData, aHeight*aWidth*4,
cgdata_release_callback);
if (!dataProvider) {
cgdata_release_callback(mCGData, mCGData, aHeight*aWidth*4);
@ -540,7 +529,7 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
CGColorSpaceRef colorSpace = CreateSystemColorSpace();
mCGImage = ::CGImageCreate(aWidth, aHeight, 8, 32, aWidth * 4, colorSpace,
mCGImage = ::CGImageCreate(aWidth, aHeight, 8, 32, aWidth * 4, colorSpace,
kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host,
dataProvider, NULL, true, kCGRenderingIntentDefault);
@ -554,10 +543,12 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
Destroy();
return NS_ERROR_FAILURE;
}
} else {
CGLContextObj oldContext = ::CGLGetCurrentContext();
::CGLSetCurrentContext(mOpenGLContext);
}
CGLContextObj oldContext = ::CGLGetCurrentContext();
::CGLSetCurrentContext(mOpenGLContext);
if (mIOSurface) {
// Create the IOSurface mapped texture.
::glGenTextures(1, &mIOTexture);
::glBindTexture(GL_TEXTURE_RECTANGLE_ARB, mIOTexture);
@ -565,35 +556,41 @@ nsresult nsCARenderer::SetupRenderer(void *aCALayer, int aWidth, int aHeight) {
::glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
nsIOSurfaceLib::CGLTexImageIOSurface2D(mOpenGLContext, GL_TEXTURE_RECTANGLE_ARB,
GL_RGBA, aWidth, aHeight,
GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
mIOSurface->mIOSurfacePtr, 0);
::glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
// Create the fbo
::glGenFramebuffersEXT(1, &mFBO);
::glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, mFBO);
::glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_RECTANGLE_ARB, mIOTexture, 0);
// Make sure that the Framebuffer configuration is supported on the client machine
GLenum fboStatus;
fboStatus = ::glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if (fboStatus != GL_FRAMEBUFFER_COMPLETE_EXT) {
NS_ERROR("FBO not supported");
if (oldContext)
::CGLSetCurrentContext(oldContext);
mUnsupportedWidth = aWidth;
mUnsupportedHeight = aHeight;
Destroy();
return NS_ERROR_FAILURE;
}
if (oldContext)
::CGLSetCurrentContext(oldContext);
} else {
::glGenTextures(1, &mFBOTexture);
::glBindTexture(GL_TEXTURE_RECTANGLE_ARB, mFBOTexture);
::glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
::glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
::glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
}
CGLContextObj oldContext = ::CGLGetCurrentContext();
::CGLSetCurrentContext(mOpenGLContext);
// Create the fbo
::glGenFramebuffersEXT(1, &mFBO);
::glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, mFBO);
if (mIOSurface) {
::glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_RECTANGLE_ARB, mIOTexture, 0);
} else {
::glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_RECTANGLE_ARB, mFBOTexture, 0);
}
// Make sure that the Framebuffer configuration is supported on the client machine
GLenum fboStatus;
fboStatus = ::glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if (fboStatus != GL_FRAMEBUFFER_COMPLETE_EXT) {
NS_ERROR("FBO not supported");
if (oldContext)
::CGLSetCurrentContext(oldContext);
mUnsupportedWidth = aWidth;
mUnsupportedHeight = aHeight;
Destroy();
return NS_ERROR_FAILURE;
}
::glViewport(0.0, 0.0, aWidth, aHeight);
::glMatrixMode(GL_PROJECTION);
@ -682,7 +679,9 @@ nsresult nsCARenderer::Render(int aWidth, int aHeight,
CGLContextObj oldContext = ::CGLGetCurrentContext();
::CGLSetCurrentContext(mOpenGLContext);
if (!mIOSurface) {
::CGLSetPBuffer(mOpenGLContext, mPixelBuffer, 0, 0, 0);
// If no shared IOSurface is given render to our own
// texture for readback.
::glGenTextures(1, &mFBOTexture);
}
GLenum result = ::glGetError();