| Flutter Impeller |

render_pass_cache_unittests.cc
Go to the documentation of this file.
1 // Copyright 2013 The Flutter 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 "flutter/testing/testing.h"
6 #include "gtest/gtest.h"
7 #include "impeller/core/formats.h"
8 #include "impeller/playground/playground_test.h"
9 #include "impeller/renderer/backend/vulkan/texture_vk.h"
10 #include "impeller/renderer/render_target.h"
11
12 namespace impeller {
13 namespace testing {
14
15 using RendererTest = PlaygroundTest;
16
17 TEST_P(RendererTest, CachesRenderPassAndFramebuffer) {
18 if (GetBackend() != PlaygroundBackend::kVulkan) {
19 GTEST_SKIP() << "Test only applies to Vulkan";
20 }
21
22 auto allocator = std::make_shared<RenderTargetAllocator>(
23 GetContext()->GetResourceAllocator());
24
25 RenderTarget render_target =
26 allocator->CreateOffscreenMSAA(*GetContext(), {100, 100}, 1);
27 std::shared_ptr<Texture> resolve_texture =
28 render_target.GetColorAttachment(0).resolve_texture;
29 TextureVK& texture_vk = TextureVK::Cast(*resolve_texture);
30
31 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
32 nullptr);
33 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
34 nullptr);
35
36 auto buffer = GetContext()->CreateCommandBuffer();
37 auto render_pass = buffer->CreateRenderPass(render_target);
38
39 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
40 nullptr);
41 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
42 nullptr);
43
44 render_pass->EncodeCommands();
45 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
46
47 // Can be reused without error.
48 auto buffer_2 = GetContext()->CreateCommandBuffer();
49 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
50
51 EXPECT_TRUE(render_pass_2->EncodeCommands());
52 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
53 }
54
55 TEST_P(RendererTest, CachesRenderPassAndFramebufferNonMSAA) {
56 if (GetBackend() != PlaygroundBackend::kVulkan) {
57 GTEST_SKIP() << "Test only applies to Vulkan";
58 }
59
60 auto allocator = std::make_shared<RenderTargetAllocator>(
61 GetContext()->GetResourceAllocator());
62
63 RenderTarget render_target =
64 allocator->CreateOffscreen(*GetContext(), {100, 100}, 1);
65 std::shared_ptr<Texture> color_texture =
66 render_target.GetColorAttachment(0).texture;
67 TextureVK& texture_vk = TextureVK::Cast(*color_texture);
68
69 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
70 nullptr);
71 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
72 nullptr);
73
74 auto buffer = GetContext()->CreateCommandBuffer();
75 auto render_pass = buffer->CreateRenderPass(render_target);
76
77 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
78 nullptr);
79 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
80 nullptr);
81
82 render_pass->EncodeCommands();
83 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
84
85 // Can be reused without error.
86 auto buffer_2 = GetContext()->CreateCommandBuffer();
87 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
88
89 EXPECT_TRUE(render_pass_2->EncodeCommands());
90 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
91 }
92
93 TEST_P(RendererTest, CachesRenderPassAndFramebufferMixed) {
94 if (GetBackend() != PlaygroundBackend::kVulkan) {
95 GTEST_SKIP() << "Test only applies to Vulkan";
96 }
97
98 auto allocator = std::make_shared<RenderTargetAllocator>(
99 GetContext()->GetResourceAllocator());
100
101 RenderTarget render_target =
102 allocator->CreateOffscreenMSAA(*GetContext(), {100, 100}, 1);
103 std::shared_ptr<Texture> resolve_texture =
104 render_target.GetColorAttachment(0).resolve_texture;
105 TextureVK& texture_vk = TextureVK::Cast(*resolve_texture);
106
107 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
108 nullptr);
109 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
110 nullptr);
111
112 auto buffer = GetContext()->CreateCommandBuffer();
113 auto render_pass = buffer->CreateRenderPass(render_target);
114
115 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
116 nullptr);
117 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
118 nullptr);
119
120 render_pass->EncodeCommands();
121 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
122
123 // Can be reused without error.
124 auto buffer_2 = GetContext()->CreateCommandBuffer();
125 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
126
127 EXPECT_TRUE(render_pass_2->EncodeCommands());
128 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
129
130 // Now switch to single sample count and demonstrate no validation errors.
131 {
132 RenderTarget other_target;
133 ColorAttachment color0;
134 color0.load_action = LoadAction::kLoad;
135 color0.store_action = StoreAction::kStore;
136 color0.texture = resolve_texture;
137 other_target.SetColorAttachment(color0, 0);
138 other_target.SetDepthAttachment(std::nullopt);
139 other_target.SetStencilAttachment(std::nullopt);
140
141 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
142 nullptr);
143 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
144 nullptr);
145
146 auto buffer_3 = GetContext()->CreateCommandBuffer();
147 auto render_pass_3 = buffer_3->CreateRenderPass(other_target);
148
149 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
150 nullptr);
151 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
152 nullptr);
153
154 EXPECT_TRUE(render_pass_3->EncodeCommands());
155 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_3}).ok());
156 }
157 }
158
159 } // namespace testing
160 } // namespace impeller
impeller::BackendCast< TextureVK, Texture >::Cast
static TextureVK & Cast(Texture &base)
Definition: backend_cast.h:13
impeller::PlaygroundTest
Definition: playground_test.h:23
impeller::RenderTarget
Definition: render_target.h:38
impeller::RenderTarget::GetColorAttachment
ColorAttachment GetColorAttachment(size_t index) const
Get the color attachment at [index].
Definition: render_target.cc:233
impeller::RenderTarget::SetColorAttachment
RenderTarget & SetColorAttachment(const ColorAttachment &attachment, size_t index)
Definition: render_target.cc:199
impeller::RenderTarget::SetDepthAttachment
RenderTarget & SetDepthAttachment(std::optional< DepthAttachment > attachment)
Definition: render_target.cc:213
impeller::RenderTarget::SetStencilAttachment
RenderTarget & SetStencilAttachment(std::optional< StencilAttachment > attachment)
Definition: render_target.cc:223
impeller::TextureVK
Definition: texture_vk.h:20
impeller::TextureVK::GetCachedFrameData
const FramebufferAndRenderPass & GetCachedFrameData(SampleCount sample_count) const
Definition: texture_vk.cc:205
formats.h
impeller::testing::TEST_P
TEST_P(AiksTest, DrawAtlasNoColor)
Definition: aiks_dl_atlas_unittests.cc:59
impeller
Definition: allocation.cc:12
impeller::PlaygroundBackend::kVulkan
@ kVulkan
impeller::LoadAction::kLoad
@ kLoad
impeller::StoreAction::kStore
@ kStore
impeller::SampleCount::kCount4
@ kCount4
impeller::SampleCount::kCount1
@ kCount1
playground_test.h
render_target.h
impeller::Attachment::resolve_texture
std::shared_ptr< Texture > resolve_texture
Definition: formats.h:662
impeller::Attachment::load_action
LoadAction load_action
Definition: formats.h:663
impeller::Attachment::texture
std::shared_ptr< Texture > texture
Definition: formats.h:661
impeller::Attachment::store_action
StoreAction store_action
Definition: formats.h:664
impeller::ColorAttachment
Definition: formats.h:669
impeller::FramebufferAndRenderPass::framebuffer
SharedHandleVK< vk::Framebuffer > framebuffer
Definition: texture_source_vk.h:21
impeller::FramebufferAndRenderPass::render_pass
SharedHandleVK< vk::RenderPass > render_pass
Definition: texture_source_vk.h:22
texture_vk.h