Index: third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp |
diff --git a/third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp b/third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp |
index 890eac6113d11496c250b27019dbdc0febb3d6bd..72e85946ba18f2ac8005b4e9bf4416328c9de968 100644 |
--- a/third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp |
+++ b/third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp |
@@ -65,75 +65,64 @@ void OffscreenCanvasFrameDispatcherImpl::dispatchFrame( |
sqs->SetAll(gfx::Transform(), bounds.size(), bounds, bounds, false, 1.f, |
SkXfermode::kSrcOver_Mode, 0); |
- if (!image->isTextureBacked() && !isMainThread()) { |
- // TODO(xlai): Implement unaccelerated 2d canvas on worker. |
- // See crbug.com/563858. |
- // This is a temporary code that submits a solidColor frame. |
- cc::SolidColorDrawQuad* quad = |
- pass->CreateAndAppendDrawQuad<cc::SolidColorDrawQuad>(); |
- const bool forceAntialiasingOff = false; |
- quad->SetNew(sqs, bounds, bounds, SK_ColorGREEN, forceAntialiasingOff); |
+ cc::TransferableResource resource; |
+ resource.id = m_nextResourceId; |
+ resource.format = cc::ResourceFormat::RGBA_8888; |
+ // TODO(crbug.com/645590): filter should respect the image-rendering CSS property of associated canvas element. |
+ resource.filter = GL_LINEAR; |
+ resource.size = gfx::Size(m_width, m_height); |
+ if (image->isTextureBacked()) { |
+ image->ensureMailbox(); |
+ resource.mailbox_holder = gpu::MailboxHolder( |
+ image->getMailbox(), image->getSyncToken(), GL_TEXTURE_2D); |
+ resource.read_lock_fences_enabled = false; |
+ resource.is_software = false; |
+ |
+ // Hold ref to |image|, to keep it alive until the browser ReturnResources. |
+ // It guarantees that the resource is not re-used or deleted. |
+ m_cachedImages.add(getNextResourceIdAndIncrement(), std::move(image)); |
} else { |
- cc::TransferableResource resource; |
- resource.id = m_nextResourceId; |
- resource.format = cc::ResourceFormat::RGBA_8888; |
- // TODO(crbug.com/645590): filter should respect the image-rendering CSS property of associated canvas element. |
- resource.filter = GL_LINEAR; |
- resource.size = gfx::Size(m_width, m_height); |
- if (!image->isTextureBacked()) { |
- std::unique_ptr<cc::SharedBitmap> bitmap = |
- Platform::current()->allocateSharedBitmap(IntSize(m_width, m_height)); |
- if (!bitmap) |
- return; |
- unsigned char* pixels = bitmap->pixels(); |
- DCHECK(pixels); |
- SkImageInfo imageInfo = |
- SkImageInfo::Make(m_width, m_height, kN32_SkColorType, |
- image->isPremultiplied() ? kPremul_SkAlphaType |
- : kUnpremul_SkAlphaType); |
- // TODO(xlai): Optimize to avoid copying pixels. See crbug.com/651456. |
- image->imageForCurrentFrame()->readPixels(imageInfo, pixels, |
- imageInfo.minRowBytes(), 0, 0); |
- resource.mailbox_holder.mailbox = bitmap->id(); |
- resource.is_software = true; |
- |
- // Hold ref to |bitmap|, to keep it alive until the browser ReturnResources. |
- // It guarantees that the shared bitmap is not re-used or deleted. |
- m_sharedBitmaps.add(getNextResourceIdAndIncrement(), std::move(bitmap)); |
- } else { |
- image->ensureMailbox(); |
- resource.mailbox_holder = gpu::MailboxHolder( |
- image->getMailbox(), image->getSyncToken(), GL_TEXTURE_2D); |
- resource.read_lock_fences_enabled = false; |
- resource.is_software = false; |
- |
- // Hold ref to |image|, to keep it alive until the browser ReturnResources. |
- // It guarantees that the resource is not re-used or deleted. |
- m_cachedImages.add(getNextResourceIdAndIncrement(), std::move(image)); |
- } |
- // TODO(crbug.com/646022): making this overlay-able. |
- resource.is_overlay_candidate = false; |
- |
- frame.delegated_frame_data->resource_list.push_back(std::move(resource)); |
- |
- cc::TextureDrawQuad* quad = |
- pass->CreateAndAppendDrawQuad<cc::TextureDrawQuad>(); |
- gfx::Size rectSize(m_width, m_height); |
- |
- const bool needsBlending = true; |
- // TOOD(crbug.com/645993): this should be inherited from WebGL context's creation settings. |
- const bool premultipliedAlpha = true; |
- const gfx::PointF uvTopLeft(0.f, 0.f); |
- const gfx::PointF uvBottomRight(1.f, 1.f); |
- float vertexOpacity[4] = {1.f, 1.f, 1.f, 1.f}; |
- const bool yflipped = false; |
- // TODO(crbug.com/645994): this should be true when using style "image-rendering: pixelated". |
- const bool nearestNeighbor = false; |
- quad->SetAll(sqs, bounds, bounds, bounds, needsBlending, resource.id, |
- gfx::Size(), premultipliedAlpha, uvTopLeft, uvBottomRight, |
- SK_ColorTRANSPARENT, vertexOpacity, yflipped, nearestNeighbor, |
- false); |
+ std::unique_ptr<cc::SharedBitmap> bitmap = |
+ Platform::current()->allocateSharedBitmap(IntSize(m_width, m_height)); |
+ if (!bitmap) |
+ return; |
+ unsigned char* pixels = bitmap->pixels(); |
+ DCHECK(pixels); |
+ SkImageInfo imageInfo = SkImageInfo::Make( |
+ m_width, m_height, kN32_SkColorType, |
+ image->isPremultiplied() ? kPremul_SkAlphaType : kUnpremul_SkAlphaType); |
+ // TODO(xlai): Optimize to avoid copying pixels. See crbug.com/651456. |
+ image->imageForCurrentFrame()->readPixels(imageInfo, pixels, |
+ imageInfo.minRowBytes(), 0, 0); |
+ resource.mailbox_holder.mailbox = bitmap->id(); |
+ resource.is_software = true; |
+ |
+ // Hold ref to |bitmap|, to keep it alive until the browser ReturnResources. |
+ // It guarantees that the shared bitmap is not re-used or deleted. |
+ m_sharedBitmaps.add(getNextResourceIdAndIncrement(), std::move(bitmap)); |
} |
+ // TODO(crbug.com/646022): making this overlay-able. |
+ resource.is_overlay_candidate = false; |
+ |
+ frame.delegated_frame_data->resource_list.push_back(std::move(resource)); |
+ |
+ cc::TextureDrawQuad* quad = |
+ pass->CreateAndAppendDrawQuad<cc::TextureDrawQuad>(); |
+ gfx::Size rectSize(m_width, m_height); |
+ |
+ const bool needsBlending = true; |
+ // TOOD(crbug.com/645993): this should be inherited from WebGL context's creation settings. |
+ const bool premultipliedAlpha = true; |
+ const gfx::PointF uvTopLeft(0.f, 0.f); |
+ const gfx::PointF uvBottomRight(1.f, 1.f); |
+ float vertexOpacity[4] = {1.f, 1.f, 1.f, 1.f}; |
+ const bool yflipped = false; |
+ // TODO(crbug.com/645994): this should be true when using style "image-rendering: pixelated". |
+ const bool nearestNeighbor = false; |
+ quad->SetAll(sqs, bounds, bounds, bounds, needsBlending, resource.id, |
+ gfx::Size(), premultipliedAlpha, uvTopLeft, uvBottomRight, |
+ SK_ColorTRANSPARENT, vertexOpacity, yflipped, nearestNeighbor, |
+ false); |
frame.delegated_frame_data->render_pass_list.push_back(std::move(pass)); |