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Unified Diff: cc/resources/raster_worker_pool.cc

Issue 21159007: cc: Adding support for RGBA_4444 tile textures (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: cleanup Created 7 years, 4 months ago
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Index: cc/resources/raster_worker_pool.cc
diff --git a/cc/resources/raster_worker_pool.cc b/cc/resources/raster_worker_pool.cc
index aced03fcec6c8eb3c5e413d5213f8b635e3b756a..21c588c3311ee28cc1fa18b9f2813ccf074a44d3 100644
--- a/cc/resources/raster_worker_pool.cc
+++ b/cc/resources/raster_worker_pool.cc
@@ -48,7 +48,8 @@ class RasterWorkerPoolTaskImpl : public internal::RasterWorkerPoolTask {
int source_frame_number,
RenderingStatsInstrumentation* rendering_stats,
const RasterWorkerPool::RasterTask::Reply& reply,
- TaskVector* dependencies)
+ TaskVector* dependencies,
+ bool use_16bit_tiles)
: internal::RasterWorkerPoolTask(resource, dependencies),
picture_pile_(picture_pile),
content_rect_(content_rect),
@@ -60,7 +61,8 @@ class RasterWorkerPoolTaskImpl : public internal::RasterWorkerPoolTask {
tile_id_(tile_id),
source_frame_number_(source_frame_number),
rendering_stats_(rendering_stats),
- reply_(reply) {}
+ reply_(reply),
+ use_16bit_tiles_(use_16bit_tiles) {}
void RunAnalysisOnThread(unsigned thread_index) {
TRACE_EVENT1("cc",
@@ -111,7 +113,6 @@ class RasterWorkerPoolTaskImpl : public internal::RasterWorkerPoolTask {
picture_pile_->GetCloneForDrawingOnThread(thread_index);
SkCanvas canvas(device);
-
skia::RefPtr<SkDrawFilter> draw_filter;
switch (raster_mode_) {
case LOW_QUALITY_RASTER_MODE:
@@ -149,6 +150,14 @@ class RasterWorkerPoolTaskImpl : public internal::RasterWorkerPoolTask {
picture_clone->RasterToBitmap(
&canvas, content_rect_, contents_scale_, NULL);
}
+
+ if (use_16bit_tiles_) {
+ const SkBitmap& bitmap_32 = device->accessBitmap(true);
+ SkBitmap bitmap_16;
+ bitmap_32.copyTo(&bitmap_16, SkBitmap::kARGB_4444_Config);
+ canvas.drawBitmap(bitmap_16, 0, 0);
Sami 2013/08/08 10:11:01 |canvas| is still a 32-bit bitmap so this is reall
kaanb 2013/08/08 17:25:05 Let me check with Skia folks if they'd be willing
bsalomon 2013/08/08 18:40:15 Hi, What's the intent here? Are you trying to go f
+ }
+
return true;
}
@@ -189,6 +198,7 @@ class RasterWorkerPoolTaskImpl : public internal::RasterWorkerPoolTask {
int source_frame_number_;
RenderingStatsInstrumentation* rendering_stats_;
const RasterWorkerPool::RasterTask::Reply reply_;
+ bool use_16bit_tiles_;
DISALLOW_COPY_AND_ASSIGN(RasterWorkerPoolTaskImpl);
};
@@ -379,7 +389,8 @@ RasterWorkerPool::RasterTask RasterWorkerPool::CreateRasterTask(
int source_frame_number,
RenderingStatsInstrumentation* rendering_stats,
const RasterTask::Reply& reply,
- Task::Set* dependencies) {
+ Task::Set* dependencies,
+ bool use_16bit_tiles) {
return RasterTask(
new RasterWorkerPoolTaskImpl(resource,
picture_pile,
@@ -393,7 +404,8 @@ RasterWorkerPool::RasterTask RasterWorkerPool::CreateRasterTask(
source_frame_number,
rendering_stats,
reply,
- &dependencies->tasks_));
+ &dependencies->tasks_,
+ use_16bit_tiles));
}
// static

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