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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_target.h"
11
12namespace impeller {
13namespace testing {
14
15using RendererTest = PlaygroundTest;
16
17TEST_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
55TEST_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
93TEST_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::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::GetCachedFrameData
const FramebufferAndRenderPass & GetCachedFrameData(SampleCount sample_count) const
Definition texture_vk.cc:205
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:59
playground_test.h
render_target.h
impeller::Attachment::resolve_texture
std::shared_ptr< Texture > resolve_texture
Definition formats.h:658
impeller::Attachment::load_action
LoadAction load_action
Definition formats.h:659
impeller::Attachment::texture
std::shared_ptr< Texture > texture
Definition formats.h:657
impeller::Attachment::store_action
StoreAction store_action
Definition formats.h:660
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