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      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_common.h"
     18 #include "cc/test/render_pass_test_utils.h"
     19 #include "testing/gtest/include/gtest/gtest.h"
     20 #include "third_party/skia/include/core/SkXfermode.h"
     21 
     22 namespace cc {
     23 namespace test {
     24 
     25 void AddTestSurfaceQuad(TestRenderPass* pass,
     26                         const gfx::Size& surface_size,
     27                         SurfaceId surface_id) {
     28   gfx::Transform content_to_target_transform;
     29   gfx::Size content_bounds = surface_size;
     30   gfx::Rect visible_content_rect = gfx::Rect(surface_size);
     31   gfx::Rect clip_rect = gfx::Rect(surface_size);
     32   bool is_clipped = false;
     33   float opacity = 1.0;
     34   SkXfermode::Mode blend_mode = SkXfermode::kSrcOver_Mode;
     35 
     36   SharedQuadState* shared_quad_state = pass->CreateAndAppendSharedQuadState();
     37   shared_quad_state->SetAll(content_to_target_transform,
     38                             content_bounds,
     39                             visible_content_rect,
     40                             clip_rect,
     41                             is_clipped,
     42                             opacity,
     43                             blend_mode,
     44                             0);
     45 
     46   SurfaceDrawQuad* surface_quad =
     47       pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
     48   gfx::Rect quad_rect = gfx::Rect(surface_size);
     49   surface_quad->SetNew(pass->shared_quad_state_list.back(),
     50                        gfx::Rect(surface_size),
     51                        gfx::Rect(surface_size),
     52                        surface_id);
     53 }
     54 void AddTestRenderPassQuad(TestRenderPass* pass, RenderPassId render_pass_id) {
     55   gfx::Rect output_rect = gfx::Rect(0, 0, 5, 5);
     56   SharedQuadState* shared_state = pass->CreateAndAppendSharedQuadState();
     57   shared_state->SetAll(gfx::Transform(),
     58                        output_rect.size(),
     59                        output_rect,
     60                        output_rect,
     61                        false,
     62                        1,
     63                        SkXfermode::kSrcOver_Mode,
     64                        0);
     65   RenderPassDrawQuad* quad =
     66       pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
     67   quad->SetNew(shared_state,
     68                output_rect,
     69                output_rect,
     70                render_pass_id,
     71                0,
     72                gfx::RectF(),
     73                FilterOperations(),
     74                gfx::Vector2dF(),
     75                FilterOperations());
     76 }
     77 
     78 void AddQuadInPass(TestRenderPass* pass, Quad desc) {
     79   switch (desc.material) {
     80     case DrawQuad::SOLID_COLOR:
     81       AddQuad(pass, gfx::Rect(0, 0, 5, 5), desc.color);
     82       break;
     83     case DrawQuad::SURFACE_CONTENT:
     84       AddTestSurfaceQuad(pass, gfx::Size(5, 5), desc.surface_id);
     85       break;
     86     case DrawQuad::RENDER_PASS:
     87       AddTestRenderPassQuad(pass, desc.render_pass_id);
     88       break;
     89     default:
     90       NOTREACHED();
     91   }
     92 }
     93 
     94 void AddPasses(RenderPassList* pass_list,
     95                const gfx::Rect& output_rect,
     96                Pass* passes,
     97                size_t pass_count) {
     98   gfx::Transform root_transform;
     99   for (size_t i = 0; i < pass_count; ++i) {
    100     Pass pass = passes[i];
    101     TestRenderPass* test_pass =
    102         AddRenderPass(pass_list, pass.id, output_rect, root_transform);
    103     for (size_t j = 0; j < pass.quad_count; ++j) {
    104       AddQuadInPass(test_pass, pass.quads[j]);
    105     }
    106   }
    107 }
    108 
    109 void TestQuadMatchesExpectations(Quad expected_quad, const DrawQuad* quad) {
    110   switch (expected_quad.material) {
    111     case DrawQuad::SOLID_COLOR: {
    112       ASSERT_EQ(DrawQuad::SOLID_COLOR, quad->material);
    113 
    114       const SolidColorDrawQuad* solid_color_quad =
    115           SolidColorDrawQuad::MaterialCast(quad);
    116 
    117       EXPECT_EQ(expected_quad.color, solid_color_quad->color);
    118       break;
    119     }
    120     case DrawQuad::RENDER_PASS: {
    121       ASSERT_EQ(DrawQuad::RENDER_PASS, quad->material);
    122 
    123       const RenderPassDrawQuad* render_pass_quad =
    124           RenderPassDrawQuad::MaterialCast(quad);
    125 
    126       EXPECT_EQ(expected_quad.render_pass_id, render_pass_quad->render_pass_id);
    127       break;
    128     }
    129     default:
    130       NOTREACHED();
    131       break;
    132   }
    133 }
    134 
    135 void TestPassMatchesExpectations(Pass expected_pass, const RenderPass* pass) {
    136   ASSERT_EQ(expected_pass.quad_count, pass->quad_list.size());
    137   size_t i = 0;
    138   for (QuadList::ConstIterator iter = pass->quad_list.begin();
    139        iter != pass->quad_list.end();
    140        ++iter) {
    141     SCOPED_TRACE(base::StringPrintf("Quad number %" PRIuS, i));
    142     TestQuadMatchesExpectations(expected_pass.quads[i], &*iter);
    143     ++i;
    144   }
    145 }
    146 
    147 void TestPassesMatchExpectations(Pass* expected_passes,
    148                                  size_t expected_pass_count,
    149                                  const RenderPassList* passes) {
    150   ASSERT_EQ(expected_pass_count, passes->size());
    151 
    152   for (size_t i = 0; i < passes->size(); ++i) {
    153     SCOPED_TRACE(base::StringPrintf("Pass number %" PRIuS, i));
    154     RenderPass* pass = passes->at(i);
    155     TestPassMatchesExpectations(expected_passes[i], pass);
    156   }
    157 }
    158 
    159 }  // namespace test
    160 }  // namespace cc
    161