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Add test context that can be passed around, create a skia context for…
… snapshotting surfaces, create a Vulkan image wrapper for making an SkSurfaces
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,98 @@ | ||
| // Copyright 2013 The Flutter Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
|
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| #include "flutter/testing/test_vulkan_context.h" | ||
| #include "flutter/fml/logging.h" | ||
| #include "flutter/shell/common/context_options.h" | ||
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| #include "include/gpu/GrDirectContext.h" | ||
| #include "third_party/skia/include/core/SkSurface.h" | ||
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| #ifdef OS_MACOSX | ||
| #define VULKAN_SO_PATH "libvk_swiftshader.dylib" | ||
| #elif OS_WIN | ||
| #define VULKAN_SO_PATH "vk_swiftshader.dll" | ||
| #else | ||
| #define VULKAN_SO_PATH "libvk_swiftshader.so" | ||
| #endif | ||
|
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| namespace flutter { | ||
| namespace testing { | ||
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| TestVulkanContext::TestVulkanContext() { | ||
| // --------------------------------------------------------------------------- | ||
| // Initialize basic Vulkan state using the Swiftshader ICD. | ||
| // --------------------------------------------------------------------------- | ||
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| vk_ = fml::MakeRefCounted<vulkan::VulkanProcTable>(VULKAN_SO_PATH); | ||
| if (!vk_ || !vk_->HasAcquiredMandatoryProcAddresses()) { | ||
| FML_DLOG(ERROR) << "Proc table has not acquired mandatory proc addresses."; | ||
| return; | ||
| } | ||
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| application_ = std::unique_ptr<vulkan::VulkanApplication>( | ||
| new vulkan::VulkanApplication(*vk_, "Flutter Unittests", {})); | ||
| if (!application_->IsValid()) { | ||
| FML_DLOG(ERROR) << "Failed to initialize basic Vulkan state."; | ||
| return; | ||
| } | ||
| if (!vk_->AreInstanceProcsSetup()) { | ||
| FML_DLOG(ERROR) << "Failed to acquire full proc table."; | ||
| return; | ||
| } | ||
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| device_ = application_->AcquireFirstCompatibleLogicalDevice(); | ||
| if (!device_ || !device_->IsValid()) { | ||
| FML_DLOG(ERROR) << "Failed to create compatible logical device."; | ||
| return; | ||
| } | ||
|
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| // --------------------------------------------------------------------------- | ||
| // Create a Skia context. | ||
| // For creating SkSurfaces from VkImages and snapshotting them, etc. | ||
| // --------------------------------------------------------------------------- | ||
|
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| uint32_t skia_features = 0; | ||
| if (!device_->GetPhysicalDeviceFeaturesSkia(&skia_features)) { | ||
| FML_LOG(ERROR) << "Failed to get physical device features."; | ||
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| return; | ||
| } | ||
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| auto get_proc = vk_->CreateSkiaGetProc(); | ||
| if (get_proc == nullptr) { | ||
| FML_LOG(ERROR) << "Failed to create Vulkan getProc for Skia."; | ||
| return; | ||
| } | ||
|
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| GrVkBackendContext backend_context = { | ||
| .fInstance = application_->GetInstance(), | ||
| .fPhysicalDevice = device_->GetPhysicalDeviceHandle(), | ||
| .fDevice = device_->GetHandle(), | ||
| .fQueue = device_->GetQueueHandle(), | ||
| .fGraphicsQueueIndex = device_->GetGraphicsQueueIndex(), | ||
| .fMinAPIVersion = VK_MAKE_VERSION(1, 0, 0), | ||
| .fMaxAPIVersion = VK_MAKE_VERSION(1, 0, 0), | ||
| .fFeatures = skia_features, | ||
| .fGetProc = get_proc, | ||
| .fOwnsInstanceAndDevice = false, | ||
| }; | ||
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| GrContextOptions options = | ||
| MakeDefaultContextOptions(ContextType::kRender, GrBackendApi::kVulkan); | ||
| options.fReduceOpsTaskSplitting = GrContextOptions::Enable::kNo; | ||
| context_ = GrDirectContext::MakeVulkan(backend_context, options); | ||
| } | ||
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| VkImage TestVulkanContext::CreateImage(const SkISize& size) const { | ||
| assert(false); // TODO(bdero) | ||
| return nullptr; | ||
| } | ||
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| sk_sp<GrDirectContext> TestVulkanContext::GetGrDirectContext() const { | ||
| return context_; | ||
| } | ||
|
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| } // namespace testing | ||
| } // namespace flutter |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| // Copyright 2013 The Flutter Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
|
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| #ifndef FLUTTER_TESTING_TEST_VULKAN_CONTEXT_H_ | ||
| #define FLUTTER_TESTING_TEST_VULKAN_CONTEXT_H_ | ||
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| #include "flutter/fml/macros.h" | ||
| #include "flutter/fml/memory/ref_ptr.h" | ||
| #include "flutter/vulkan/vulkan_application.h" | ||
| #include "flutter/vulkan/vulkan_device.h" | ||
| #include "flutter/vulkan/vulkan_proc_table.h" | ||
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| #include "third_party/skia/include/core/SkSize.h" | ||
| #include "third_party/skia/include/gpu/GrDirectContext.h" | ||
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| namespace flutter { | ||
| namespace testing { | ||
|
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| class TestVulkanContext { | ||
| public: | ||
| TestVulkanContext(); | ||
|
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| VkImage CreateImage(const SkISize& size) const; | ||
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| sk_sp<GrDirectContext> GetGrDirectContext() const; | ||
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| private: | ||
| fml::RefPtr<vulkan::VulkanProcTable> vk_; | ||
| std::unique_ptr<vulkan::VulkanApplication> application_; | ||
| std::unique_ptr<vulkan::VulkanDevice> device_; | ||
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| sk_sp<GrDirectContext> context_; | ||
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| friend class EmbedderTestContextVulkan; | ||
| friend class EmbedderConfigBuilder; | ||
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| FML_DISALLOW_COPY_AND_ASSIGN(TestVulkanContext); | ||
| }; | ||
|
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| } // namespace testing | ||
| } // namespace flutter | ||
|
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| #endif // FLUTTER_TESTING_TEST_VULKAN_CONTEXT_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| // Copyright 2013 The Flutter Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
|
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| #include "flutter/testing/test_vulkan_surface.h" | ||
| #include "flutter/fml/logging.h" | ||
| #include "flutter/testing/test_vulkan_context.h" | ||
|
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| #include "third_party/skia/include/core/SkSurface.h" | ||
| #include "third_party/skia/include/core/SkSurfaceProps.h" | ||
|
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| namespace flutter { | ||
| namespace testing { | ||
|
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| TestVulkanSurface::TestVulkanSurface(const TestVulkanContext& context, | ||
| const SkISize& surface_size) { | ||
| VkImage image = context.CreateImage(surface_size); | ||
|
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| if (!image) { | ||
| FML_LOG(ERROR) << "Could not create VkImage."; | ||
| return; | ||
| } | ||
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| GrVkImageInfo image_info = { | ||
| .fImage = static_cast<VkImage>(image), | ||
| .fImageTiling = VK_IMAGE_TILING_OPTIMAL, | ||
| .fImageLayout = VK_IMAGE_LAYOUT_UNDEFINED, | ||
| .fFormat = VK_FORMAT_R8G8B8A8_UNORM, | ||
| .fImageUsageFlags = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | | ||
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT | | ||
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | | ||
| VK_IMAGE_USAGE_SAMPLED_BIT, | ||
| .fSampleCount = 1, | ||
| .fLevelCount = 1, | ||
| }; | ||
| GrBackendTexture backend_texture(surface_size.width(), // | ||
| surface_size.height(), // | ||
| image_info // | ||
| ); | ||
|
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| SkSurfaceProps surface_properties(0, kUnknown_SkPixelGeometry); | ||
|
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| surface_ = SkSurface::MakeFromBackendTexture( | ||
| context.GetGrDirectContext().get(), // context | ||
| backend_texture, // back-end texture | ||
| kTopLeft_GrSurfaceOrigin, // surface origin | ||
| 1, // sample count | ||
| kRGBA_8888_SkColorType, // color type | ||
| SkColorSpace::MakeSRGB(), // color space | ||
| &surface_properties, // surface properties | ||
| nullptr, // release proc | ||
| nullptr // release context | ||
| ); | ||
|
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| if (!surface_) { | ||
| FML_LOG(ERROR) | ||
| << "Could not wrap VkImage as an SkSurface Vulkan render texture."; | ||
| return; | ||
| } | ||
| } | ||
|
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| bool TestVulkanSurface::IsValid() const { | ||
| return surface_ != nullptr; | ||
| } | ||
|
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| sk_sp<SkImage> TestVulkanSurface::GetSurfaceSnapshot() const { | ||
| if (!IsValid()) { | ||
| return nullptr; | ||
| } | ||
|
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| if (!surface_) { | ||
| FML_LOG(ERROR) << "Aborting snapshot because of on-screen surface " | ||
| "acquisition failure."; | ||
| return nullptr; | ||
| } | ||
|
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| auto device_snapshot = surface_->makeImageSnapshot(); | ||
|
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| if (!device_snapshot) { | ||
| FML_LOG(ERROR) << "Could not create the device snapshot while attempting " | ||
| "to snapshot the Vulkan surface."; | ||
| return nullptr; | ||
| } | ||
|
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| auto host_snapshot = device_snapshot->makeRasterImage(); | ||
|
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| if (!host_snapshot) { | ||
| FML_LOG(ERROR) << "Could not create the host snapshot while attempting to " | ||
| "snapshot the Vulkan surface."; | ||
| return nullptr; | ||
| } | ||
|
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| return host_snapshot; | ||
| } | ||
|
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| } // namespace testing | ||
| } // namespace flutter |
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