Revert "Delete CC."

cc/quads/render_pass_unittest.cc

+// Copyright 2012 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/quads/render_pass.h"
+
+#include "cc/base/math_util.h"
+#include "cc/base/scoped_ptr_vector.h"
+#include "cc/output/copy_output_request.h"
+#include "cc/quads/checkerboard_draw_quad.h"
+#include "cc/quads/render_pass_draw_quad.h"
+#include "cc/test/geometry_test_utils.h"
+#include "cc/test/render_pass_test_common.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/skia/include/effects/SkBlurImageFilter.h"
+#include "ui/gfx/transform.h"
+
+using cc::TestRenderPass;
+
+namespace cc {
+namespace {
+
+struct RenderPassSize {
+  // If you add a new field to this class, make sure to add it to the
+  // Copy() tests.
+  RenderPassId id;
+  QuadList quad_list;
+  SharedQuadStateList shared_quad_state_list;
+  gfx::Transform transform_to_root_target;
+  gfx::Rect output_rect;
+  gfx::Rect damage_rect;
+  bool has_transparent_background;
+  ScopedPtrVector<CopyOutputRequest> copy_callbacks;
+};
+
+static void CompareRenderPassLists(const RenderPassList& expected_list,
+                                   const RenderPassList& actual_list) {
+  EXPECT_EQ(expected_list.size(), actual_list.size());
+  for (size_t i = 0; i < actual_list.size(); ++i) {
+    RenderPass* expected = expected_list[i];
+    RenderPass* actual = actual_list[i];
+
+    EXPECT_EQ(expected->id, actual->id);
+    EXPECT_EQ(expected->output_rect, actual->output_rect);
+    EXPECT_EQ(expected->transform_to_root_target,
+              actual->transform_to_root_target);
+    EXPECT_EQ(expected->damage_rect, actual->damage_rect);
+    EXPECT_EQ(expected->has_transparent_background,
+              actual->has_transparent_background);
+
+    EXPECT_EQ(expected->shared_quad_state_list.size(),
+              actual->shared_quad_state_list.size());
+    EXPECT_EQ(expected->quad_list.size(), actual->quad_list.size());
+
+    for (auto exp_iter = expected->quad_list.cbegin(),
+              act_iter = actual->quad_list.cbegin();
+         exp_iter != expected->quad_list.cend();
+         ++exp_iter, ++act_iter) {
+      EXPECT_EQ(exp_iter->rect.ToString(), act_iter->rect.ToString());
+      EXPECT_EQ(exp_iter->shared_quad_state->content_bounds.ToString(),
+                act_iter->shared_quad_state->content_bounds.ToString());
+    }
+  }
+}
+
+TEST(RenderPassTest, CopyShouldBeIdenticalExceptIdAndQuads) {
+  RenderPassId id(3, 2);
+  gfx::Rect output_rect(45, 22, 120, 13);
+  gfx::Transform transform_to_root =
+      gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
+  gfx::Rect damage_rect(56, 123, 19, 43);
+  bool has_transparent_background = true;
+
+  scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
+  pass->SetAll(id,
+               output_rect,
+               damage_rect,
+               transform_to_root,
+               has_transparent_background);
+  pass->copy_requests.push_back(CopyOutputRequest::CreateEmptyRequest());
+
+  // Stick a quad in the pass, this should not get copied.
+  SharedQuadState* shared_state = pass->CreateAndAppendSharedQuadState();
+  shared_state->SetAll(gfx::Transform(),
+                       gfx::Size(),
+                       gfx::Rect(),
+                       gfx::Rect(),
+                       false,
+                       1,
+                       SkXfermode::kSrcOver_Mode,
+                       0);
+
+  CheckerboardDrawQuad* checkerboard_quad =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad->SetNew(pass->shared_quad_state_list.back(), gfx::Rect(),
+                            gfx::Rect(), SkColor(), 1.f);
+
+  RenderPassId new_id(63, 4);
+
+  scoped_ptr<RenderPass> copy = pass->Copy(new_id);
+  EXPECT_EQ(new_id, copy->id);
+  EXPECT_EQ(pass->output_rect, copy->output_rect);
+  EXPECT_EQ(pass->transform_to_root_target, copy->transform_to_root_target);
+  EXPECT_EQ(pass->damage_rect, copy->damage_rect);
+  EXPECT_EQ(pass->has_transparent_background, copy->has_transparent_background);
+  EXPECT_EQ(0u, copy->quad_list.size());
+
+  // The copy request should not be copied/duplicated.
+  EXPECT_EQ(1u, pass->copy_requests.size());
+  EXPECT_EQ(0u, copy->copy_requests.size());
+
+  EXPECT_EQ(sizeof(RenderPassSize), sizeof(RenderPass));
+}
+
+TEST(RenderPassTest, CopyAllShouldBeIdentical) {
+  RenderPassList pass_list;
+
+  RenderPassId id(3, 2);
+  gfx::Rect output_rect(45, 22, 120, 13);
+  gfx::Transform transform_to_root =
+      gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
+  gfx::Rect damage_rect(56, 123, 19, 43);
+  bool has_transparent_background = true;
+
+  scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
+  pass->SetAll(id,
+               output_rect,
+               damage_rect,
+               transform_to_root,
+               has_transparent_background);
+
+  // Two quads using one shared state.
+  SharedQuadState* shared_state1 = pass->CreateAndAppendSharedQuadState();
+  shared_state1->SetAll(gfx::Transform(),
+                        gfx::Size(1, 1),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  CheckerboardDrawQuad* checkerboard_quad1 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad1->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 1, 1, 1),
+                             SkColor(), 1.f);
+
+  CheckerboardDrawQuad* checkerboard_quad2 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad2->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(2, 2, 2, 2), gfx::Rect(2, 2, 2, 2),
+                             SkColor(), 1.f);
+
+  // And two quads using another shared state.
+  SharedQuadState* shared_state2 = pass->CreateAndAppendSharedQuadState();
+  shared_state2->SetAll(gfx::Transform(),
+                        gfx::Size(2, 2),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  CheckerboardDrawQuad* checkerboard_quad3 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad3->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3),
+                             SkColor(), 1.f);
+
+  CheckerboardDrawQuad* checkerboard_quad4 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad4->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(4, 4, 4, 4), gfx::Rect(4, 4, 4, 4),
+                             SkColor(), 1.f);
+
+  // A second render pass with a quad.
+  RenderPassId contrib_id(4, 1);
+  gfx::Rect contrib_output_rect(10, 15, 12, 17);
+  gfx::Transform contrib_transform_to_root =
+      gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
+  gfx::Rect contrib_damage_rect(11, 16, 10, 15);
+  bool contrib_has_transparent_background = true;
+
+  scoped_ptr<TestRenderPass> contrib = TestRenderPass::Create();
+  contrib->SetAll(contrib_id,
+                  contrib_output_rect,
+                  contrib_damage_rect,
+                  contrib_transform_to_root,
+                  contrib_has_transparent_background);
+
+  SharedQuadState* contrib_shared_state =
+      contrib->CreateAndAppendSharedQuadState();
+  contrib_shared_state->SetAll(gfx::Transform(),
+                               gfx::Size(2, 2),
+                               gfx::Rect(),
+                               gfx::Rect(),
+                               false,
+                               1,
+                               SkXfermode::kSrcOver_Mode,
+                               0);
+
+  CheckerboardDrawQuad* contrib_quad =
+      contrib->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  contrib_quad->SetNew(contrib->shared_quad_state_list.back(),
+                       gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3), SkColor(),
+                       1.f);
+
+  // And a RenderPassDrawQuad for the contributing pass.
+  scoped_ptr<RenderPassDrawQuad> pass_quad =
+      make_scoped_ptr(new RenderPassDrawQuad);
+  pass_quad->SetNew(pass->shared_quad_state_list.back(),
+                    contrib_output_rect,
+                    contrib_output_rect,
+                    contrib_id,
+                    0,
+                    gfx::Vector2dF(),
+                    gfx::Size(),
+                    FilterOperations(),
+                    gfx::Vector2dF(),
+                    FilterOperations());
+
+  pass_list.push_back(pass.Pass());
+  pass_list.push_back(contrib.Pass());
+
+  // Make a copy with CopyAll().
+  RenderPassList copy_list;
+  RenderPass::CopyAll(pass_list, &copy_list);
+
+  CompareRenderPassLists(pass_list, copy_list);
+}
+
+TEST(RenderPassTest, CopyAllWithCulledQuads) {
+  RenderPassList pass_list;
+
+  RenderPassId id(3, 2);
+  gfx::Rect output_rect(45, 22, 120, 13);
+  gfx::Transform transform_to_root =
+      gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
+  gfx::Rect damage_rect(56, 123, 19, 43);
+  bool has_transparent_background = true;
+
+  scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
+  pass->SetAll(id,
+               output_rect,
+               damage_rect,
+               transform_to_root,
+               has_transparent_background);
+
+  // A shared state with a quad.
+  SharedQuadState* shared_state1 = pass->CreateAndAppendSharedQuadState();
+  shared_state1->SetAll(gfx::Transform(),
+                        gfx::Size(1, 1),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  CheckerboardDrawQuad* checkerboard_quad1 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad1->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 1, 1, 1),
+                             SkColor(), 1.f);
+
+  // A shared state with no quads, they were culled.
+  SharedQuadState* shared_state2 = pass->CreateAndAppendSharedQuadState();
+  shared_state2->SetAll(gfx::Transform(),
+                        gfx::Size(2, 2),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  // A second shared state with no quads.
+  SharedQuadState* shared_state3 = pass->CreateAndAppendSharedQuadState();
+  shared_state3->SetAll(gfx::Transform(),
+                        gfx::Size(2, 2),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  // A last shared state with a quad again.
+  SharedQuadState* shared_state4 = pass->CreateAndAppendSharedQuadState();
+  shared_state4->SetAll(gfx::Transform(),
+                        gfx::Size(2, 2),
+                        gfx::Rect(),
+                        gfx::Rect(),
+                        false,
+                        1,
+                        SkXfermode::kSrcOver_Mode,
+                        0);
+
+  CheckerboardDrawQuad* checkerboard_quad2 =
+      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
+  checkerboard_quad2->SetNew(pass->shared_quad_state_list.back(),
+                             gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3),
+                             SkColor(), 1.f);
+
+  pass_list.push_back(pass.Pass());
+
+  // Make a copy with CopyAll().
+  RenderPassList copy_list;
+  RenderPass::CopyAll(pass_list, &copy_list);
+
+  CompareRenderPassLists(pass_list, copy_list);
+}
+
+}  // namespace
+}  // namespace cc