cc/raster/gpu_rasterizer.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_RASTER_GPU_RASTERIZER_H_
   6 #define CC_RASTER_GPU_RASTERIZER_H_
   7
   8 #include <vector>
   9
  10 #include "cc/base/cc_export.h"
  11 #include "cc/resources/resource_pool.h"
  12 #include "cc/tiles/tile.h"
  13 #include "third_party/skia/include/core/SkMultiPictureDraw.h"
  14
  15 namespace cc {
  16
  17 class ContextProvider;
  18 class ResourceProvider;
  19 class RasterSource;
  20
  21 class CC_EXPORT GpuRasterizer {
  22  public:
  23   ~GpuRasterizer();
  24
  25   void RasterizeSource(ResourceProvider::ScopedWriteLockGr* write_lock,
  26                        const RasterSource* raster_source,
  27                        const gfx::Rect& rect,
  28                        float scale);
  29
  30   ResourceProvider* resource_provider() { return resource_provider_; }
  31
  32  private:
  33   GpuRasterizer(ContextProvider* context_provider,
  34                 ResourceProvider* resource_provider,
  35                 bool use_distance_filed_text,
  36                 int msaa_sample_count);
  37
  38   ResourceProvider* resource_provider_;
  39
  40   bool use_distance_field_text_;
  41   int msaa_sample_count_;
  42
  43   friend class GpuTileTaskWorkerPool;
  44   DISALLOW_COPY_AND_ASSIGN(GpuRasterizer);
  45 };
  46
  47 }  // namespace cc
  48
  49 #endif  // CC_RASTER_GPU_RASTERIZER_H_