Implements core logic for Pixel Canvas

cc/raster/raster_source_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/raster/raster_source.h"
 
 #include <stddef.h>
 
 #include <memory>
 
@@ skipping 35 matching lines @@
                                              solid_flags);
   recording_source->Rerecord();
 
   scoped_refptr<RasterSource> raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
 
   // Ensure everything is solid.
   for (int y = 0; y <= 300; y += 100) {
     for (int x = 0; x <= 300; x += 100) {
       gfx::Rect rect(x, y, 100, 100);
-      is_solid_color = raster->PerformSolidColorAnalysis(rect, 1.f, &color);
+      is_solid_color = raster->PerformSolidColorAnalysis(
+          rect, gfx::AxisTransform2d(1.f, gfx::Vector2dF()), &color);
       EXPECT_TRUE(is_solid_color) << rect.ToString();
       EXPECT_EQ(solid_color, color) << rect.ToString();
     }
   }
 
   // Add one non-solid pixel and recreate the raster source.
   recording_source->add_draw_rect_with_flags(gfx::Rect(50, 50, 1, 1),
                                              non_solid_flags);
   recording_source->Rerecord();
   raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
 
   color = SK_ColorTRANSPARENT;
-  is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 100, 100), 1.f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(0, 0, 100, 100), gfx::AxisTransform2d(1.f, gfx::Vector2dF()),
+      &color);
   EXPECT_FALSE(is_solid_color);
 
   color = SK_ColorTRANSPARENT;
   is_solid_color = raster->PerformSolidColorAnalysis(
-      gfx::Rect(100, 0, 100, 100), 1.f, &color);
+      gfx::Rect(100, 0, 100, 100), gfx::AxisTransform2d(1.f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(solid_color, color);
 
   // Boundaries should be clipped.
   color = SK_ColorTRANSPARENT;
   is_solid_color = raster->PerformSolidColorAnalysis(
-      gfx::Rect(350, 0, 100, 100), 1.f, &color);
+      gfx::Rect(350, 0, 100, 100), gfx::AxisTransform2d(1.f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(solid_color, color);
 
   color = SK_ColorTRANSPARENT;
   is_solid_color = raster->PerformSolidColorAnalysis(
-      gfx::Rect(0, 350, 100, 100), 1.f, &color);
+      gfx::Rect(0, 350, 100, 100), gfx::AxisTransform2d(1.f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(solid_color, color);
 
   color = SK_ColorTRANSPARENT;
   is_solid_color = raster->PerformSolidColorAnalysis(
-      gfx::Rect(350, 350, 100, 100), 1.f, &color);
+      gfx::Rect(350, 350, 100, 100),
+      gfx::AxisTransform2d(1.f, gfx::Vector2dF()), &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(solid_color, color);
 }
 
 TEST(RasterSourceTest, AnalyzeIsSolidScaled) {
   gfx::Size layer_bounds(400, 400);
 
   std::unique_ptr<FakeRecordingSource> recording_source =
       FakeRecordingSource::CreateFilledRecordingSource(layer_bounds);
 
@@ skipping 11 matching lines @@
                                              solid_flags);
   recording_source->Rerecord();
 
   scoped_refptr<RasterSource> raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
 
   // Ensure everything is solid.
   for (int y = 0; y <= 30; y += 10) {
     for (int x = 0; x <= 30; x += 10) {
       gfx::Rect rect(x, y, 10, 10);
-      is_solid_color = raster->PerformSolidColorAnalysis(rect, 0.1f, &color);
+      is_solid_color = raster->PerformSolidColorAnalysis(
+          rect, gfx::AxisTransform2d(0.1f, gfx::Vector2dF()), &color);
       EXPECT_TRUE(is_solid_color) << rect.ToString();
       EXPECT_EQ(color, solid_color) << rect.ToString();
     }
   }
 
   // Add one non-solid pixel and recreate the raster source.
   recording_source->add_draw_rect_with_flags(gfx::Rect(50, 50, 1, 1),
                                              non_solid_flags);
   recording_source->Rerecord();
   raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
 
   color = SK_ColorTRANSPARENT;
-  is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 10, 10), 0.1f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(0, 0, 10, 10), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
   EXPECT_FALSE(is_solid_color);
 
   color = SK_ColorTRANSPARENT;
-  is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(10, 0, 10, 10), 0.1f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(10, 0, 10, 10), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, solid_color);
 
   // Boundaries should be clipped.
   color = SK_ColorTRANSPARENT;
-  is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(35, 0, 10, 10), 0.1f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(35, 0, 10, 10), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, solid_color);
 
   color = SK_ColorTRANSPARENT;
-  is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(0, 35, 10, 10), 0.1f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(0, 35, 10, 10), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, solid_color);
 
   color = SK_ColorTRANSPARENT;
-  is_solid_color = raster->PerformSolidColorAnalysis(gfx::Rect(35, 35, 10, 10),
-                                                     0.1f, &color);
+  is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(35, 35, 10, 10), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, solid_color);
 }
 
 TEST(RasterSourceTest, AnalyzeIsSolidEmpty) {
   gfx::Size layer_bounds(400, 400);
 
   std::unique_ptr<FakeRecordingSource> recording_source =
       FakeRecordingSource::CreateFilledRecordingSource(layer_bounds);
   recording_source->Rerecord();
 
   scoped_refptr<RasterSource> raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
 
   SkColor color = SK_ColorTRANSPARENT;
-  bool is_solid_color =
-      raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 400, 400), 1.f, &color);
+  bool is_solid_color = raster->PerformSolidColorAnalysis(
+      gfx::Rect(0, 0, 400, 400), gfx::AxisTransform2d(0.1f, gfx::Vector2dF()),
+      &color);
 
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, SkColorSetARGB(0, 0, 0, 0));
 }
 
 TEST(RasterSourceTest, PixelRefIteratorDiscardableRefsOneTile) {
   gfx::Size layer_bounds(512, 512);
 
   std::unique_ptr<FakeRecordingSource> recording_source =
       FakeRecordingSource::CreateFilledRecordingSource(layer_bounds);
@@ skipping 425 matching lines @@
   EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(0, 24));
   EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(49, 24));
   for (int x = 0; x < 49; ++x)
     EXPECT_EQ(SK_ColorRED, bitmap.getColor(x, 12));
   for (int y = 0; y < 24; ++y)
     EXPECT_EQ(SK_ColorRED, bitmap.getColor(24, y));
 }
 
 }  // namespace
 }  // namespace cc