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/render_pass_draw_quad.h"
  11 #include "cc/quads/solid_color_draw_quad.h"
  12 #include "cc/test/geometry_test_utils.h"
  13 #include "cc/test/render_pass_test_common.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "third_party/skia/include/effects/SkBlurImageFilter.h"
  16 #include "ui/gfx/transform.h"
  17
  18 using cc::TestRenderPass;
  19
  20 namespace cc {
  21 namespace {
  22
  23 struct RenderPassSize {
  24   // If you add a new field to this class, make sure to add it to the
  25   // Copy() tests.
  26   RenderPassId id;
  27   QuadList quad_list;
  28   SharedQuadStateList shared_quad_state_list;
  29   gfx::Transform transform_to_root_target;
  30   gfx::Rect output_rect;
  31   gfx::Rect damage_rect;
  32   bool has_transparent_background;
  33   std::vector<SurfaceId> referenced_surfaces;
  34   ScopedPtrVector<CopyOutputRequest> copy_callbacks;
  35 };
  36
  37 static void CompareRenderPassLists(const RenderPassList& expected_list,
  38                                    const RenderPassList& actual_list) {
  39   EXPECT_EQ(expected_list.size(), actual_list.size());
  40   for (size_t i = 0; i < actual_list.size(); ++i) {
  41     RenderPass* expected = expected_list[i];
  42     RenderPass* actual = actual_list[i];
  43
  44     EXPECT_EQ(expected->id, actual->id);
  45     EXPECT_EQ(expected->output_rect, actual->output_rect);
  46     EXPECT_EQ(expected->transform_to_root_target,
  47               actual->transform_to_root_target);
  48     EXPECT_EQ(expected->damage_rect, actual->damage_rect);
  49     EXPECT_EQ(expected->has_transparent_background,
  50               actual->has_transparent_background);
  51
  52     EXPECT_EQ(expected->shared_quad_state_list.size(),
  53               actual->shared_quad_state_list.size());
  54     EXPECT_EQ(expected->quad_list.size(), actual->quad_list.size());
  55     EXPECT_EQ(expected->referenced_surfaces, actual->referenced_surfaces);
  56
  57     for (auto exp_iter = expected->quad_list.cbegin(),
  58               act_iter = actual->quad_list.cbegin();
  59          exp_iter != expected->quad_list.cend();
  60          ++exp_iter, ++act_iter) {
  61       EXPECT_EQ(exp_iter->rect.ToString(), act_iter->rect.ToString());
  62       EXPECT_EQ(exp_iter->shared_quad_state->quad_layer_bounds.ToString(),
  63                 act_iter->shared_quad_state->quad_layer_bounds.ToString());
  64     }
  65   }
  66 }
  67
  68 TEST(RenderPassTest, CopyShouldBeIdenticalExceptIdAndQuads) {
  69   RenderPassId id(3, 2);
  70   gfx::Rect output_rect(45, 22, 120, 13);
  71   gfx::Transform transform_to_root =
  72       gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
  73   gfx::Rect damage_rect(56, 123, 19, 43);
  74   bool has_transparent_background = true;
  75
  76   scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
  77   pass->SetAll(id,
  78                output_rect,
  79                damage_rect,
  80                transform_to_root,
  81                has_transparent_background);
  82   pass->copy_requests.push_back(CopyOutputRequest::CreateEmptyRequest());
  83
  84   // Stick a quad in the pass, this should not get copied.
  85   SharedQuadState* shared_state = pass->CreateAndAppendSharedQuadState();
  86   shared_state->SetAll(gfx::Transform(),
  87                        gfx::Size(),
  88                        gfx::Rect(),
  89                        gfx::Rect(),
  90                        false,
  91                        1,
  92                        SkXfermode::kSrcOver_Mode,
  93                        0);
  94
  95   SolidColorDrawQuad* color_quad =
  96       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
  97   color_quad->SetNew(pass->shared_quad_state_list.back(), gfx::Rect(),
  98                      gfx::Rect(), SkColor(), false);
  99
 100   RenderPassId new_id(63, 4);
 101
 102   scoped_ptr<RenderPass> copy = pass->Copy(new_id);
 103   EXPECT_EQ(new_id, copy->id);
 104   EXPECT_EQ(pass->output_rect, copy->output_rect);
 105   EXPECT_EQ(pass->transform_to_root_target, copy->transform_to_root_target);
 106   EXPECT_EQ(pass->damage_rect, copy->damage_rect);
 107   EXPECT_EQ(pass->has_transparent_background, copy->has_transparent_background);
 108   EXPECT_EQ(0u, copy->quad_list.size());
 109   EXPECT_EQ(0u, copy->referenced_surfaces.size());
 110
 111   // The copy request should not be copied/duplicated.
 112   EXPECT_EQ(1u, pass->copy_requests.size());
 113   EXPECT_EQ(0u, copy->copy_requests.size());
 114
 115   EXPECT_EQ(sizeof(RenderPassSize), sizeof(RenderPass));
 116 }
 117
 118 TEST(RenderPassTest, CopyAllShouldBeIdentical) {
 119   RenderPassList pass_list;
 120
 121   RenderPassId id(3, 2);
 122   gfx::Rect output_rect(45, 22, 120, 13);
 123   gfx::Transform transform_to_root =
 124       gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
 125   gfx::Rect damage_rect(56, 123, 19, 43);
 126   bool has_transparent_background = true;
 127
 128   scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
 129   pass->SetAll(id,
 130                output_rect,
 131                damage_rect,
 132                transform_to_root,
 133                has_transparent_background);
 134
 135   // Two quads using one shared state.
 136   SharedQuadState* shared_state1 = pass->CreateAndAppendSharedQuadState();
 137   shared_state1->SetAll(gfx::Transform(),
 138                         gfx::Size(1, 1),
 139                         gfx::Rect(),
 140                         gfx::Rect(),
 141                         false,
 142                         1,
 143                         SkXfermode::kSrcOver_Mode,
 144                         0);
 145
 146   SolidColorDrawQuad* color_quad1 =
 147       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 148   color_quad1->SetNew(pass->shared_quad_state_list.back(),
 149                       gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 1, 1, 1), SkColor(),
 150                       false);
 151
 152   SolidColorDrawQuad* color_quad2 =
 153       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 154   color_quad2->SetNew(pass->shared_quad_state_list.back(),
 155                       gfx::Rect(2, 2, 2, 2), gfx::Rect(2, 2, 2, 2), SkColor(),
 156                       false);
 157
 158   // And two quads using another shared state.
 159   SharedQuadState* shared_state2 = pass->CreateAndAppendSharedQuadState();
 160   shared_state2->SetAll(gfx::Transform(),
 161                         gfx::Size(2, 2),
 162                         gfx::Rect(),
 163                         gfx::Rect(),
 164                         false,
 165                         1,
 166                         SkXfermode::kSrcOver_Mode,
 167                         0);
 168
 169   SolidColorDrawQuad* color_quad3 =
 170       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 171   color_quad3->SetNew(pass->shared_quad_state_list.back(),
 172                       gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3), SkColor(),
 173                       false);
 174
 175   SolidColorDrawQuad* color_quad4 =
 176       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 177   color_quad4->SetNew(pass->shared_quad_state_list.back(),
 178                       gfx::Rect(4, 4, 4, 4), gfx::Rect(4, 4, 4, 4), SkColor(),
 179                       false);
 180
 181   // A second render pass with a quad.
 182   RenderPassId contrib_id(4, 1);
 183   gfx::Rect contrib_output_rect(10, 15, 12, 17);
 184   gfx::Transform contrib_transform_to_root =
 185       gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
 186   gfx::Rect contrib_damage_rect(11, 16, 10, 15);
 187   bool contrib_has_transparent_background = true;
 188
 189   scoped_ptr<TestRenderPass> contrib = TestRenderPass::Create();
 190   contrib->SetAll(contrib_id,
 191                   contrib_output_rect,
 192                   contrib_damage_rect,
 193                   contrib_transform_to_root,
 194                   contrib_has_transparent_background);
 195
 196   SharedQuadState* contrib_shared_state =
 197       contrib->CreateAndAppendSharedQuadState();
 198   contrib_shared_state->SetAll(gfx::Transform(),
 199                                gfx::Size(2, 2),
 200                                gfx::Rect(),
 201                                gfx::Rect(),
 202                                false,
 203                                1,
 204                                SkXfermode::kSrcOver_Mode,
 205                                0);
 206
 207   SolidColorDrawQuad* contrib_quad =
 208       contrib->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 209   contrib_quad->SetNew(contrib->shared_quad_state_list.back(),
 210                        gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3), SkColor(),
 211                        false);
 212
 213   // And a RenderPassDrawQuad for the contributing pass.
 214   scoped_ptr<RenderPassDrawQuad> pass_quad =
 215       make_scoped_ptr(new RenderPassDrawQuad);
 216   pass_quad->SetNew(pass->shared_quad_state_list.back(),
 217                     contrib_output_rect,
 218                     contrib_output_rect,
 219                     contrib_id,
 220                     0,
 221                     gfx::Vector2dF(),
 222                     gfx::Size(),
 223                     FilterOperations(),
 224                     gfx::Vector2dF(),
 225                     FilterOperations());
 226
 227   pass_list.push_back(pass.Pass());
 228   pass_list.push_back(contrib.Pass());
 229
 230   // Make a copy with CopyAll().
 231   RenderPassList copy_list;
 232   RenderPass::CopyAll(pass_list, &copy_list);
 233
 234   CompareRenderPassLists(pass_list, copy_list);
 235 }
 236
 237 TEST(RenderPassTest, CopyAllWithCulledQuads) {
 238   RenderPassList pass_list;
 239
 240   RenderPassId id(3, 2);
 241   gfx::Rect output_rect(45, 22, 120, 13);
 242   gfx::Transform transform_to_root =
 243       gfx::Transform(1.0, 0.5, 0.5, -0.5, -1.0, 0.0);
 244   gfx::Rect damage_rect(56, 123, 19, 43);
 245   bool has_transparent_background = true;
 246
 247   scoped_ptr<TestRenderPass> pass = TestRenderPass::Create();
 248   pass->SetAll(id,
 249                output_rect,
 250                damage_rect,
 251                transform_to_root,
 252                has_transparent_background);
 253
 254   // A shared state with a quad.
 255   SharedQuadState* shared_state1 = pass->CreateAndAppendSharedQuadState();
 256   shared_state1->SetAll(gfx::Transform(),
 257                         gfx::Size(1, 1),
 258                         gfx::Rect(),
 259                         gfx::Rect(),
 260                         false,
 261                         1,
 262                         SkXfermode::kSrcOver_Mode,
 263                         0);
 264
 265   SolidColorDrawQuad* color_quad1 =
 266       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 267   color_quad1->SetNew(pass->shared_quad_state_list.back(),
 268                       gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 1, 1, 1), SkColor(),
 269                       false);
 270
 271   // A shared state with no quads, they were culled.
 272   SharedQuadState* shared_state2 = pass->CreateAndAppendSharedQuadState();
 273   shared_state2->SetAll(gfx::Transform(),
 274                         gfx::Size(2, 2),
 275                         gfx::Rect(),
 276                         gfx::Rect(),
 277                         false,
 278                         1,
 279                         SkXfermode::kSrcOver_Mode,
 280                         0);
 281
 282   // A second shared state with no quads.
 283   SharedQuadState* shared_state3 = pass->CreateAndAppendSharedQuadState();
 284   shared_state3->SetAll(gfx::Transform(),
 285                         gfx::Size(2, 2),
 286                         gfx::Rect(),
 287                         gfx::Rect(),
 288                         false,
 289                         1,
 290                         SkXfermode::kSrcOver_Mode,
 291                         0);
 292
 293   // A last shared state with a quad again.
 294   SharedQuadState* shared_state4 = pass->CreateAndAppendSharedQuadState();
 295   shared_state4->SetAll(gfx::Transform(),
 296                         gfx::Size(2, 2),
 297                         gfx::Rect(),
 298                         gfx::Rect(),
 299                         false,
 300                         1,
 301                         SkXfermode::kSrcOver_Mode,
 302                         0);
 303
 304   SolidColorDrawQuad* color_quad2 =
 305       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 306   color_quad2->SetNew(pass->shared_quad_state_list.back(),
 307                       gfx::Rect(3, 3, 3, 3), gfx::Rect(3, 3, 3, 3), SkColor(),
 308                       false);
 309
 310   pass_list.push_back(pass.Pass());
 311
 312   // Make a copy with CopyAll().
 313   RenderPassList copy_list;
 314   RenderPass::CopyAll(pass_list, &copy_list);
 315
 316   CompareRenderPassLists(pass_list, copy_list);
 317 }
 318
 319 }  // namespace
 320 }  // namespace cc