cc/surfaces/surface_aggregator_test_helpers.cc

   1 // Copyright 2014 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/surfaces/surface_aggregator_test_helpers.h"
   6
   7 #include "base/format_macros.h"
   8 #include "base/strings/stringprintf.h"
   9 #include "cc/layers/append_quads_data.h"
  10 #include "cc/output/compositor_frame.h"
  11 #include "cc/output/delegated_frame_data.h"
  12 #include "cc/quads/render_pass_draw_quad.h"
  13 #include "cc/quads/shared_quad_state.h"
  14 #include "cc/quads/solid_color_draw_quad.h"
  15 #include "cc/quads/surface_draw_quad.h"
  16 #include "cc/surfaces/surface.h"
  17 #include "cc/test/render_pass_test_utils.h"
  18 #include "testing/gtest/include/gtest/gtest.h"
  19 #include "third_party/skia/include/core/SkXfermode.h"
  20
  21 namespace cc {
  22 namespace test {
  23
  24 void AddSurfaceQuad(RenderPass* pass,
  25                     const gfx::Size& surface_size,
  26                     float opacity,
  27                     SurfaceId surface_id) {
  28   gfx::Transform layer_to_target_transform;
  29   gfx::Size layer_bounds = surface_size;
  30   gfx::Rect visible_layer_rect = gfx::Rect(surface_size);
  31   gfx::Rect clip_rect = gfx::Rect(surface_size);
  32   bool is_clipped = false;
  33   SkXfermode::Mode blend_mode = SkXfermode::kSrcOver_Mode;
  34
  35   SharedQuadState* shared_quad_state = pass->CreateAndAppendSharedQuadState();
  36   shared_quad_state->SetAll(layer_to_target_transform, layer_bounds,
  37                             visible_layer_rect, clip_rect, is_clipped, opacity,
  38                             blend_mode, 0);
  39
  40   SurfaceDrawQuad* surface_quad =
  41       pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
  42   gfx::Rect quad_rect = gfx::Rect(surface_size);
  43   surface_quad->SetNew(pass->shared_quad_state_list.back(),
  44                        gfx::Rect(surface_size),
  45                        gfx::Rect(surface_size),
  46                        surface_id);
  47 }
  48 void AddRenderPassQuad(RenderPass* pass, RenderPassId render_pass_id) {
  49   gfx::Rect output_rect = gfx::Rect(0, 0, 5, 5);
  50   SharedQuadState* shared_state = pass->CreateAndAppendSharedQuadState();
  51   shared_state->SetAll(gfx::Transform(),
  52                        output_rect.size(),
  53                        output_rect,
  54                        output_rect,
  55                        false,
  56                        1,
  57                        SkXfermode::kSrcOver_Mode,
  58                        0);
  59   RenderPassDrawQuad* quad =
  60       pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
  61   quad->SetNew(shared_state,
  62                output_rect,
  63                output_rect,
  64                render_pass_id,
  65                0,
  66                gfx::Vector2dF(),
  67                gfx::Size(),
  68                FilterOperations(),
  69                gfx::Vector2dF(),
  70                FilterOperations());
  71 }
  72
  73 void AddQuadInPass(RenderPass* pass, Quad desc) {
  74   switch (desc.material) {
  75     case DrawQuad::SOLID_COLOR:
  76       AddQuad(pass, gfx::Rect(0, 0, 5, 5), desc.color);
  77       break;
  78     case DrawQuad::SURFACE_CONTENT:
  79       AddSurfaceQuad(pass, gfx::Size(5, 5), desc.opacity, desc.surface_id);
  80       break;
  81     case DrawQuad::RENDER_PASS:
  82       AddRenderPassQuad(pass, desc.render_pass_id);
  83       break;
  84     default:
  85       NOTREACHED();
  86   }
  87 }
  88
  89 void AddPasses(RenderPassList* pass_list,
  90                const gfx::Rect& output_rect,
  91                Pass* passes,
  92                size_t pass_count) {
  93   gfx::Transform root_transform;
  94   for (size_t i = 0; i < pass_count; ++i) {
  95     Pass pass = passes[i];
  96     RenderPass* test_pass =
  97         AddRenderPass(pass_list, pass.id, output_rect, root_transform);
  98     for (size_t j = 0; j < pass.quad_count; ++j) {
  99       AddQuadInPass(test_pass, pass.quads[j]);
 100     }
 101   }
 102 }
 103
 104 void TestQuadMatchesExpectations(Quad expected_quad, const DrawQuad* quad) {
 105   switch (expected_quad.material) {
 106     case DrawQuad::SOLID_COLOR: {
 107       ASSERT_EQ(DrawQuad::SOLID_COLOR, quad->material);
 108
 109       const SolidColorDrawQuad* solid_color_quad =
 110           SolidColorDrawQuad::MaterialCast(quad);
 111
 112       EXPECT_EQ(expected_quad.color, solid_color_quad->color);
 113       break;
 114     }
 115     case DrawQuad::RENDER_PASS: {
 116       ASSERT_EQ(DrawQuad::RENDER_PASS, quad->material);
 117
 118       const RenderPassDrawQuad* render_pass_quad =
 119           RenderPassDrawQuad::MaterialCast(quad);
 120
 121       EXPECT_EQ(expected_quad.render_pass_id, render_pass_quad->render_pass_id);
 122       break;
 123     }
 124     default:
 125       NOTREACHED();
 126       break;
 127   }
 128 }
 129
 130 void TestPassMatchesExpectations(Pass expected_pass, const RenderPass* pass) {
 131   ASSERT_EQ(expected_pass.quad_count, pass->quad_list.size());
 132   for (auto iter = pass->quad_list.cbegin(); iter != pass->quad_list.cend();
 133        ++iter) {
 134     SCOPED_TRACE(base::StringPrintf("Quad number %" PRIuS, iter.index()));
 135     TestQuadMatchesExpectations(expected_pass.quads[iter.index()], *iter);
 136   }
 137 }
 138
 139 void TestPassesMatchExpectations(Pass* expected_passes,
 140                                  size_t expected_pass_count,
 141                                  const RenderPassList* passes) {
 142   ASSERT_EQ(expected_pass_count, passes->size());
 143
 144   for (size_t i = 0; i < passes->size(); ++i) {
 145     SCOPED_TRACE(base::StringPrintf("Pass number %" PRIuS, i));
 146     RenderPass* pass = passes->at(i);
 147     TestPassMatchesExpectations(expected_passes[i], pass);
 148   }
 149 }
 150
 151 }  // namespace test
 152 }  // namespace cc