cc/quads/render_pass_unittest.cc

   1 // Copyright 2012 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 #include "cc/quads/render_pass.h"
   6
   7 #include "cc/base/math_util.h"
   8 #include "cc/base/scoped_ptr_vector.h"
   9 #include "cc/output/copy_output_request.h"
  10 #include "cc/quads/checkerboard_draw_quad.h"
  11 #include "cc/test/geometry_test_utils.h"
  12 #include "cc/test/render_pass_test_common.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14 #include "third_party/skia/include/effects/SkBlurImageFilter.h"
  15 #include "ui/gfx/transform.h"
  16
  17 using cc::TestRenderPass;
  18
  19 namespace cc {
  20 namespace {
  21
  22 struct RenderPassSize {
  23   // If you add a new field to this class, make sure to add it to the
  24   // Copy() tests.
  25   RenderPass::Id id;
  26   QuadList quad_list;
  27   SharedQuadStateList shared_quad_state_list;
  28   gfx::Transform transform_to_root_target;
  29   gfx::Rect output_rect;
  30   gfx::RectF damage_rect;
  31   bool has_transparent_background;
  32   bool has_occlusion_from_outside_target_surface;
  33   ScopedPtrVector<CopyOutputRequest> copy_callbacks;
  34 };
  35
  36 TEST(RenderPassTest, CopyShouldBeIdenticalExceptIdAndQuads) {
  37   RenderPass::Id id(3, 2);
  38   gfx::Rect output_rect(45, 22, 120, 13);
  39   gfx::Transform transform_to_root =
  40       gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
  41   gfx::Rect damage_rect(56, 123, 19, 43);
  42   bool has_transparent_background = true;
  43   bool has_occlusion_from_outside_target_surface = true;
  44
  45   scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
  46   pass->SetAll(id,
  47                output_rect,
  48                damage_rect,
  49                transform_to_root,
  50                has_transparent_background,
  51                has_occlusion_from_outside_target_surface);
  52   pass->copy_requests.push_back(CopyOutputRequest::CreateEmptyRequest());
  53
  54   // Stick a quad in the pass, this should not get copied.
  55   scoped_ptr<SharedQuadState> shared_state = SharedQuadState::Create();
  56   shared_state->SetAll(
  57       gfx::Transform(), gfx::Size(), gfx::Rect(), gfx::Rect(), false, 1);
  58   pass->AppendSharedQuadState(shared_state.Pass());
  59
  60   scoped_ptr<CheckerboardDrawQuad> checkerboard_quad =
  61       CheckerboardDrawQuad::Create();
  62   checkerboard_quad->SetNew(
  63       pass->shared_quad_state_list.back(), gfx::Rect(), SkColor());
  64   pass->quad_list.push_back(checkerboard_quad.PassAs<DrawQuad>());
  65
  66   RenderPass::Id new_id(63, 4);
  67
  68   scoped_ptr<RenderPass> copy = pass->Copy(new_id);
  69   EXPECT_EQ(new_id, copy->id);
  70   EXPECT_RECT_EQ(pass->output_rect, copy->output_rect);
  71   EXPECT_EQ(pass->transform_to_root_target, copy->transform_to_root_target);
  72   EXPECT_RECT_EQ(pass->damage_rect, copy->damage_rect);
  73   EXPECT_EQ(pass->has_transparent_background, copy->has_transparent_background);
  74   EXPECT_EQ(pass->has_occlusion_from_outside_target_surface,
  75             copy->has_occlusion_from_outside_target_surface);
  76   EXPECT_EQ(0u, copy->quad_list.size());
  77
  78   // The copy request should not be copied/duplicated.
  79   EXPECT_EQ(1u, pass->copy_requests.size());
  80   EXPECT_EQ(0u, copy->copy_requests.size());
  81
  82   EXPECT_EQ(sizeof(RenderPassSize), sizeof(RenderPass));
  83 }
  84
  85 }  // namespace
  86 }  // namespace cc