void
ImageLayerOGL::RenderLayer(int,
const nsIntPoint& aOffset)
{
nsRefPtr<ImageContainer> container = GetContainer();
if (!container)
return;
mOGLManager->MakeCurrent();
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
NS_ASSERTION(image->GetFormat() != Image::REMOTE_IMAGE_BITMAP,
"Remote images aren't handled yet in OGL layers!");
NS_ASSERTION(mScaleMode == SCALE_NONE,
"Scale modes other than none not handled yet in OGL layers!");
if (image->GetFormat() == Image::PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->mBufferSize) {
return;
}
PlanarYCbCrOGLBackendData *data =
static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LayerManager::LAYERS_OPENGL));
if (data && data->mTextures->GetGLContext() != gl()) {
// If these textures were allocated by another layer manager,
// clear them out and re-allocate below.
data = nsnull;
yuvImage->SetBackendData(LayerManager::LAYERS_OPENGL, nsnull);
}
if (!data) {
AllocateTexturesYCbCr(yuvImage);
data = static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LayerManager::LAYERS_OPENGL));
}
if (!data || data->mTextures->GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
YCbCrTextureLayerProgram *program = mOGLManager->GetYCbCrLayerProgram();
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
yuvImage->mSize.width,
yuvImage->mSize.height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetYCbCrTextureUnits(0, 1, 2);
mOGLManager->BindAndDrawQuadWithTextureRect(program,
yuvImage->mData.GetPictureRect(),
nsIntSize(yuvImage->mData.mYSize.width,
yuvImage->mData.mYSize.height));
// We shouldn't need to do this, but do it anyway just in case
// someone else forgets.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
} else if (image->GetFormat() == Image::CAIRO_SURFACE) {
CairoImage *cairoImage =
static_cast<CairoImage*>(image);
if (!cairoImage->mSurface) {
return;
}
CairoOGLBackendData *data =
static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LayerManager::LAYERS_OPENGL));
if (data && data->mTexture.GetGLContext() != gl()) {
// If this texture was allocated by another layer manager, clear
// it out and re-allocate below.
data = nsnull;
cairoImage->SetBackendData(LayerManager::LAYERS_OPENGL, nsnull);
}
if (!data) {
AllocateTexturesCairo(cairoImage);
data = static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LayerManager::LAYERS_OPENGL));
}
if (!data || data->mTexture.GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
unsigned int iwidth = cairoImage->mSize.width;
unsigned int iheight = cairoImage->mSize.height;
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTexture.GetTextureID());
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
GLXPixmap pixmap;
if (cairoImage->mSurface) {
pixmap = sGLXLibrary.CreatePixmap(cairoImage->mSurface);
NS_ASSERTION(pixmap, "Failed to create pixmap!");
if (pixmap) {
sGLXLibrary.BindTexImage(pixmap);
}
}
#endif
ColorTextureLayerProgram *program =
mOGLManager->GetColorTextureLayerProgram(data->mLayerProgram);
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
// The following uniform controls the scaling of the vertex coords.
// Instead of setting the scale here and using coords in the range [0,1], we
// set an identity transform and use pixel coordinates below
program->SetLayerQuadRect(nsIntRect(0, 0, 1, 1));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
nsIntRect rect = GetVisibleRegion().GetBounds();
GLContext::RectTriangles triangleBuffer;
float tex_offset_u = float(rect.x % iwidth) / iwidth;
float tex_offset_v = float(rect.y % iheight) / iheight;
triangleBuffer.addRect(rect.x, rect.y,
rect.x + rect.width, rect.y + rect.height,
tex_offset_u, tex_offset_v,
tex_offset_u + float(rect.width) / float(iwidth),
tex_offset_v + float(rect.height) / float(iheight));
GLuint vertAttribIndex =
program->AttribLocation(LayerProgram::VertexAttrib);
GLuint texCoordAttribIndex =
program->AttribLocation(LayerProgram::TexCoordAttrib);
NS_ASSERTION(texCoordAttribIndex != GLuint(-1), "no texture coords?");
gl()->fBindBuffer(LOCAL_GL_ARRAY_BUFFER, 0);
gl()->fVertexAttribPointer(vertAttribIndex, 2,
LOCAL_GL_FLOAT, LOCAL_GL_FALSE, 0,
triangleBuffer.vertexPointer());
gl()->fVertexAttribPointer(texCoordAttribIndex, 2,
LOCAL_GL_FLOAT, LOCAL_GL_FALSE, 0,
triangleBuffer.texCoordPointer());
{
gl()->fEnableVertexAttribArray(texCoordAttribIndex);
{
gl()->fEnableVertexAttribArray(vertAttribIndex);
gl()->fDrawArrays(LOCAL_GL_TRIANGLES, 0, triangleBuffer.elements());
gl()->fDisableVertexAttribArray(vertAttribIndex);
}
gl()->fDisableVertexAttribArray(texCoordAttribIndex);
}
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
if (cairoImage->mSurface && pixmap) {
sGLXLibrary.ReleaseTexImage(pixmap);
sGLXLibrary.DestroyPixmap(pixmap);
}
#endif
#ifdef XP_MACOSX
} else if (image->GetFormat() == Image::MAC_IO_SURFACE) {
MacIOSurfaceImage *ioImage =
static_cast<MacIOSurfaceImage*>(image);
if (!mOGLManager->GetThebesLayerCallback()) {
// If its an empty transaction we still need to update
// the plugin IO Surface and make sure we grab the
// new image
ioImage->Update(GetContainer());
image = nsnull;
autoLock.Refresh();
image = autoLock.GetImage();
gl()->MakeCurrent();
ioImage = static_cast<MacIOSurfaceImage*>(image);
}
if (!ioImage) {
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LayerManager::LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
MacIOSurfaceImageOGLBackendData *data =
static_cast<MacIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LayerManager::LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, data->mTexture.GetTextureID());
ColorTextureLayerProgram *program =
mOGLManager->GetRGBARectLayerProgram();
program->Activate();
if (program->GetTexCoordMultiplierUniformLocation() != -1) {
// 2DRect case, get the multiplier right for a sampler2DRect
float f[] = { float(ioImage->GetSize().width), float(ioImage->GetSize().height) };
program->SetUniform(program->GetTexCoordMultiplierUniformLocation(),
2, f);
} else {
NS_ASSERTION(0, "no rects?");
}
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
mOGLManager->BindAndDrawQuad(program);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
#endif
}
GetContainer()->NotifyPaintedImage(image);
}
void
ImageLayerOGL::RenderLayer(int,
const nsIntPoint& aOffset)
{
nsRefPtr<ImageContainer> container = GetContainer();
if (!container || mOGLManager->CompositingDisabled())
return;
mOGLManager->MakeCurrent();
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
NS_ASSERTION(image->GetFormat() != REMOTE_IMAGE_BITMAP,
"Remote images aren't handled yet in OGL layers!");
if (image->GetFormat() == PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->IsValid()) {
return;
}
PlanarYCbCrOGLBackendData *data =
static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTextures->GetGLContext() != gl()) {
// If these textures were allocated by another layer manager,
// clear them out and re-allocate below.
data = nullptr;
yuvImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesYCbCr(yuvImage);
data = static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTextures->GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
ShaderProgramOGL *program = mOGLManager->GetProgram(YCbCrLayerProgramType,
GetMaskLayer());
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
yuvImage->GetSize().width,
yuvImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetYCbCrTextureUnits(0, 1, 2);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
yuvImage->GetData()->GetPictureRect(),
nsIntSize(yuvImage->GetData()->mYSize.width,
yuvImage->GetData()->mYSize.height));
// We shouldn't need to do this, but do it anyway just in case
// someone else forgets.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
} else if (image->GetFormat() == CAIRO_SURFACE) {
CairoImage *cairoImage =
static_cast<CairoImage*>(image);
if (!cairoImage->mSurface) {
return;
}
NS_ASSERTION(cairoImage->mSurface->GetContentType() != gfxASurface::CONTENT_ALPHA,
"Image layer has alpha image");
CairoOGLBackendData *data =
static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTexture.GetGLContext() != gl()) {
// If this texture was allocated by another layer manager, clear
// it out and re-allocate below.
data = nullptr;
cairoImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesCairo(cairoImage);
data = static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTexture.GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTexture.GetTextureID());
ShaderProgramOGL *program =
mOGLManager->GetProgram(data->mLayerProgram, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
cairoImage->GetSize().width,
cairoImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuad(program);
#ifdef XP_MACOSX
} else if (image->GetFormat() == MAC_IO_SURFACE) {
MacIOSurfaceImage *ioImage =
static_cast<MacIOSurfaceImage*>(image);
if (!mOGLManager->GetThebesLayerCallback()) {
// If its an empty transaction we still need to update
// the plugin IO Surface and make sure we grab the
// new image
ioImage->Update(GetContainer());
image = nullptr;
autoLock.Refresh();
image = autoLock.GetImage();
gl()->MakeCurrent();
ioImage = static_cast<MacIOSurfaceImage*>(image);
}
if (!ioImage) {
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
MacIOSurfaceImageOGLBackendData *data =
static_cast<MacIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, data->mTexture.GetTextureID());
ShaderProgramOGL *program =
mOGLManager->GetProgram(gl::RGBARectLayerProgramType, GetMaskLayer());
program->Activate();
if (program->GetTexCoordMultiplierUniformLocation() != -1) {
// 2DRect case, get the multiplier right for a sampler2DRect
program->SetTexCoordMultiplier(ioImage->GetSize().width, ioImage->GetSize().height);
} else {
NS_ASSERTION(0, "no rects?");
}
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuad(program);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
#endif
#ifdef MOZ_WIDGET_GONK
} else if (image->GetFormat() == GONK_IO_SURFACE) {
GonkIOSurfaceImage *ioImage = static_cast<GonkIOSurfaceImage*>(image);
if (!ioImage) {
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
GonkIOSurfaceImageOGLBackendData *data =
static_cast<GonkIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->BindExternalBuffer(data->mTexture.GetTextureID(), ioImage->GetNativeBuffer());
ShaderProgramOGL *program = mOGLManager->GetProgram(RGBAExternalLayerProgramType, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
GetVisibleRegion().GetBounds(),
nsIntSize(ioImage->GetSize().width,
ioImage->GetSize().height));
#endif
}
GetContainer()->NotifyPaintedImage(image);
}