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render_pass_cache_unittests.cc
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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_pass.h"
11#include "impeller/renderer/render_target.h"
12
13namespace impeller {
14namespace testing {
15
16using RendererTest = PlaygroundTest;
17
18TEST_P(RendererTest, CachesRenderPassAndFramebuffer) {
19 if (GetBackend() != PlaygroundBackend::kVulkan) {
20 GTEST_SKIP() << "Test only applies to Vulkan";
21 }
22
23 auto allocator = std::make_shared<RenderTargetAllocator>(
24 GetContext()->GetResourceAllocator());
25
26 RenderTarget render_target =
27 allocator->CreateOffscreenMSAA(*GetContext(), {100, 100}, 1);
28 std::shared_ptr<Texture> resolve_texture =
29 render_target.GetColorAttachment(0).resolve_texture;
30 TextureVK& texture_vk = TextureVK::Cast(*resolve_texture);
31
32 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
33 nullptr);
34 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
35 nullptr);
36
37 auto buffer = GetContext()->CreateCommandBuffer();
38 auto render_pass = buffer->CreateRenderPass(render_target);
39
40 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
41 nullptr);
42 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
43 nullptr);
44
45 render_pass->EncodeCommands();
46 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
47
48 // Can be reused without error.
49 auto buffer_2 = GetContext()->CreateCommandBuffer();
50 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
51
52 EXPECT_TRUE(render_pass_2->EncodeCommands());
53 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
54}
55
56TEST_P(RendererTest, CachesRenderPassAndFramebufferNonMSAA) {
57 if (GetBackend() != PlaygroundBackend::kVulkan) {
58 GTEST_SKIP() << "Test only applies to Vulkan";
59 }
60
61 auto allocator = std::make_shared<RenderTargetAllocator>(
62 GetContext()->GetResourceAllocator());
63
64 RenderTarget render_target =
65 allocator->CreateOffscreen(*GetContext(), {100, 100}, 1);
66 std::shared_ptr<Texture> color_texture =
67 render_target.GetColorAttachment(0).texture;
68 TextureVK& texture_vk = TextureVK::Cast(*color_texture);
69
70 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
71 nullptr);
72 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
73 nullptr);
74
75 auto buffer = GetContext()->CreateCommandBuffer();
76 auto render_pass = buffer->CreateRenderPass(render_target);
77
78 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
79 nullptr);
80 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
81 nullptr);
82
83 render_pass->EncodeCommands();
84 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
85
86 // Can be reused without error.
87 auto buffer_2 = GetContext()->CreateCommandBuffer();
88 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
89
90 EXPECT_TRUE(render_pass_2->EncodeCommands());
91 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
92}
93
94TEST_P(RendererTest, CachesRenderPassAndFramebufferMixed) {
95 if (GetBackend() != PlaygroundBackend::kVulkan) {
96 GTEST_SKIP() << "Test only applies to Vulkan";
97 }
98
99 auto allocator = std::make_shared<RenderTargetAllocator>(
100 GetContext()->GetResourceAllocator());
101
102 RenderTarget render_target =
103 allocator->CreateOffscreenMSAA(*GetContext(), {100, 100}, 1);
104 std::shared_ptr<Texture> resolve_texture =
105 render_target.GetColorAttachment(0).resolve_texture;
106 TextureVK& texture_vk = TextureVK::Cast(*resolve_texture);
107
108 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
109 nullptr);
110 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
111 nullptr);
112
113 auto buffer = GetContext()->CreateCommandBuffer();
114 auto render_pass = buffer->CreateRenderPass(render_target);
115
116 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).framebuffer,
117 nullptr);
118 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount4).render_pass,
119 nullptr);
120
121 render_pass->EncodeCommands();
122 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer}).ok());
123
124 // Can be reused without error.
125 auto buffer_2 = GetContext()->CreateCommandBuffer();
126 auto render_pass_2 = buffer_2->CreateRenderPass(render_target);
127
128 EXPECT_TRUE(render_pass_2->EncodeCommands());
129 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_2}).ok());
130
131 // Now switch to single sample count and demonstrate no validation errors.
132 {
133 RenderTarget other_target;
134 ColorAttachment color0;
135 color0.load_action = LoadAction::kLoad;
136 color0.store_action = StoreAction::kStore;
137 color0.texture = resolve_texture;
138 other_target.SetColorAttachment(color0, 0);
139 other_target.SetDepthAttachment(std::nullopt);
140 other_target.SetStencilAttachment(std::nullopt);
141
142 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
143 nullptr);
144 EXPECT_EQ(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
145 nullptr);
146
147 auto buffer_3 = GetContext()->CreateCommandBuffer();
148 auto render_pass_3 = buffer_3->CreateRenderPass(other_target);
149
150 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).framebuffer,
151 nullptr);
152 EXPECT_NE(texture_vk.GetCachedFrameData(SampleCount::kCount1).render_pass,
153 nullptr);
154
155 EXPECT_TRUE(render_pass_3->EncodeCommands());
156 EXPECT_TRUE(GetContext()->GetCommandQueue()->Submit({buffer_3}).ok());
157 }
158}
159
160} // namespace testing
161} // namespace impeller
impeller::BackendCast< TextureVK, Texture >::Cast
static TextureVK & Cast(Texture &base)
Definition backend_cast.h:13
impeller::RenderTarget::GetColorAttachment
ColorAttachment GetColorAttachment(size_t index) const
Get the color attachment at [index].
Definition render_target.cc:248
impeller::RenderTarget::SetColorAttachment
RenderTarget & SetColorAttachment(const ColorAttachment &attachment, size_t index)
Definition render_target.cc:214
impeller::RenderTarget::SetDepthAttachment
RenderTarget & SetDepthAttachment(std::optional< DepthAttachment > attachment)
Definition render_target.cc:228
impeller::RenderTarget::SetStencilAttachment
RenderTarget & SetStencilAttachment(std::optional< StencilAttachment > attachment)
Definition render_target.cc:238
impeller::TextureVK::GetCachedFrameData
FramebufferAndRenderPass GetCachedFrameData(SampleCount sample_count, uint32_t mip_level=0u, uint32_t slice=0u) const
Definition texture_vk.cc:208
allocator
std::shared_ptr< ImpellerAllocator > allocator
Definition image_decoder_impeller.cc:158
render_pass.h
flutter::buffer
DEF_SWITCHES_START aot vmservice shared library Name of the *so containing AOT compiled Dart assets for launching the service isolate vm snapshot The VM snapshot data that will be memory mapped as read only SnapshotAssetPath must be present isolate snapshot The isolate snapshot data that will be memory mapped as read only SnapshotAssetPath must be present cache dir Path to the cache directory This is different from the persistent_cache_path in embedder which is used for Skia shader cache icu native lib Path to the library file that exports the ICU data vm service The hostname IP address on which the Dart VM Service should be served If not defaults to or::depending on whether ipv6 is specified disable vm Disable the Dart VM Service The Dart VM Service is never available in release mode Bind to the IPv6 localhost address for the Dart VM Service Ignored if vm service host is set profile Make the profiler discard new samples once the profiler sample buffer is full When this flag is not the profiler sample buffer is used as a ring buffer
Definition switch_defs.h:98
impeller::testing::TEST_P
TEST_P(AiksTest, DrawAtlasNoColor)
Definition aiks_dl_atlas_unittests.cc:60
playground_test.h
render_pass
std::shared_ptr< RenderPass > render_pass
Definition render_pass_gles_unittests.cc:78
render_target.h
impeller::Attachment::resolve_texture
std::shared_ptr< Texture > resolve_texture
Definition formats.h:910
impeller::Attachment::load_action
LoadAction load_action
Definition formats.h:911
impeller::Attachment::texture
std::shared_ptr< Texture > texture
Definition formats.h:909
impeller::Attachment::store_action
StoreAction store_action
Definition formats.h:912
impeller::FramebufferAndRenderPass::framebuffer
SharedHandleVK< vk::Framebuffer > framebuffer
Definition texture_source_vk.h:24
impeller::FramebufferAndRenderPass::render_pass
SharedHandleVK< vk::RenderPass > render_pass
Definition texture_source_vk.h:25
texture_vk.h