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[Impeller] Support blit passes on Vulkan. (flutter#39438)
fixes: flutter/flutter#112649
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,182 @@ | ||
| // 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 "impeller/renderer/backend/vulkan/blit_command_vk.h" | ||
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| #include "impeller/renderer/backend/vulkan/commands_vk.h" | ||
| #include "impeller/renderer/backend/vulkan/texture_vk.h" | ||
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| namespace impeller { | ||
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| BlitEncodeVK::~BlitEncodeVK() = default; | ||
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| //------------------------------------------------------------------------------ | ||
| /// BlitCopyTextureToTextureCommandVK | ||
| /// | ||
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| BlitCopyTextureToTextureCommandVK::~BlitCopyTextureToTextureCommandVK() = | ||
| default; | ||
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| std::string BlitCopyTextureToTextureCommandVK::GetLabel() const { | ||
| return label; | ||
| } | ||
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| [[nodiscard]] bool BlitCopyTextureToTextureCommandVK::Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const { | ||
| // cast source and destination to TextureVK | ||
| const auto& source_tex_vk = TextureVK::Cast(*source); | ||
| const auto& dest_tex_vk = TextureVK::Cast(*destination); | ||
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| // get the vulkan image and image view | ||
| const auto source_image = source_tex_vk.GetImage(); | ||
| const auto dest_image = dest_tex_vk.GetImage(); | ||
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| // copy the source image to the destination image, from source_region to | ||
| // destination_origin. | ||
| vk::ImageCopy image_copy; | ||
| image_copy.setSrcSubresource( | ||
| vk::ImageSubresourceLayers(vk::ImageAspectFlagBits::eColor, 0, 0, 1)); | ||
| image_copy.setDstSubresource( | ||
| vk::ImageSubresourceLayers(vk::ImageAspectFlagBits::eColor, 0, 0, 1)); | ||
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| image_copy.srcOffset = | ||
| vk::Offset3D(source_region.origin.x, source_region.origin.y, 0); | ||
| image_copy.dstOffset = | ||
| vk::Offset3D(destination_origin.x, destination_origin.y, 0); | ||
| image_copy.extent = | ||
| vk::Extent3D(source_region.size.width, source_region.size.height, 1); | ||
|
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| // get single use command buffer | ||
| auto copy_cmd = fenced_command_buffer->GetSingleUseChild(); | ||
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| vk::CommandBufferBeginInfo begin_info; | ||
| begin_info.setFlags(vk::CommandBufferUsageFlagBits::eOneTimeSubmit); | ||
| auto res = copy_cmd.begin(begin_info); | ||
|
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| if (res != vk::Result::eSuccess) { | ||
| VALIDATION_LOG << "Failed to begin command buffer: " << vk::to_string(res); | ||
| return false; | ||
| } | ||
|
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| // transition the source image to transfer source optimal | ||
| TransitionImageLayoutCommandVK transition_source_cmd = | ||
| TransitionImageLayoutCommandVK(source_image, vk::ImageLayout::eUndefined, | ||
| vk::ImageLayout::eTransferSrcOptimal); | ||
| bool success = transition_source_cmd.Submit(fenced_command_buffer); | ||
| if (!success) { | ||
| VALIDATION_LOG << "Failed to transition source image layout"; | ||
| return false; | ||
| } | ||
|
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| // transition the destination image to transfer destination optimal | ||
| TransitionImageLayoutCommandVK transition_dest_cmd = | ||
| TransitionImageLayoutCommandVK(dest_image, vk::ImageLayout::eUndefined, | ||
| vk::ImageLayout::eTransferDstOptimal); | ||
| success = transition_dest_cmd.Submit(fenced_command_buffer); | ||
| if (!success) { | ||
| VALIDATION_LOG << "Failed to transition destination image layout"; | ||
| return false; | ||
| } | ||
|
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| // issue the copy command | ||
| copy_cmd.copyImage(source_image, vk::ImageLayout::eTransferSrcOptimal, | ||
| dest_image, vk::ImageLayout::eTransferDstOptimal, | ||
| image_copy); | ||
| res = copy_cmd.end(); | ||
| if (res != vk::Result::eSuccess) { | ||
| VALIDATION_LOG << "Failed to end command buffer: " << vk::to_string(res); | ||
| return false; | ||
| } | ||
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| return true; | ||
| } | ||
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| //------------------------------------------------------------------------------ | ||
| /// BlitCopyTextureToBufferCommandVK | ||
| /// | ||
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| BlitCopyTextureToBufferCommandVK::~BlitCopyTextureToBufferCommandVK() = default; | ||
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| std::string BlitCopyTextureToBufferCommandVK::GetLabel() const { | ||
| return label; | ||
| } | ||
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| [[nodiscard]] bool BlitCopyTextureToBufferCommandVK::Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const { | ||
| // cast source and destination to TextureVK | ||
| const auto& source_tex_vk = TextureVK::Cast(*source); | ||
| const auto& dest_buf_vk = DeviceBufferVK::Cast(*destination); | ||
|
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| // get the vulkan image and image view | ||
| const auto source_image = source_tex_vk.GetImage(); | ||
|
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| // get buffer image handle | ||
| const auto dest_buffer = dest_buf_vk.GetVKBufferHandle(); | ||
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| // copy the source image to the destination buffer, from source_region to | ||
| // destination_origin. | ||
| vk::BufferImageCopy image_copy{}; | ||
| image_copy.setBufferOffset(destination_offset); | ||
| image_copy.setBufferRowLength(0); | ||
| image_copy.setBufferImageHeight(0); | ||
| image_copy.setImageSubresource( | ||
| vk::ImageSubresourceLayers(vk::ImageAspectFlagBits::eColor, 0, 0, 1)); | ||
| image_copy.setImageOffset( | ||
| vk::Offset3D(source_region.origin.x, source_region.origin.y, 0)); | ||
| image_copy.setImageExtent( | ||
| vk::Extent3D(source_region.size.width, source_region.size.height, 1)); | ||
|
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| // transition the source image to transfer source optimal | ||
| TransitionImageLayoutCommandVK transition_source_cmd = | ||
| TransitionImageLayoutCommandVK(source_image, vk::ImageLayout::eUndefined, | ||
| vk::ImageLayout::eTransferSrcOptimal); | ||
| bool success = transition_source_cmd.Submit(fenced_command_buffer); | ||
| if (!success) { | ||
| return false; | ||
| } | ||
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| // get single use command buffer | ||
| auto copy_cmd = fenced_command_buffer->GetSingleUseChild(); | ||
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| vk::CommandBufferBeginInfo begin_info; | ||
| begin_info.setFlags(vk::CommandBufferUsageFlagBits::eOneTimeSubmit); | ||
| auto res = copy_cmd.begin(begin_info); | ||
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| if (res != vk::Result::eSuccess) { | ||
| VALIDATION_LOG << "Failed to begin command buffer: " << vk::to_string(res); | ||
| return false; | ||
| } | ||
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| // issue the copy command | ||
| copy_cmd.copyImageToBuffer(source_image, vk::ImageLayout::eTransferSrcOptimal, | ||
| dest_buffer, image_copy); | ||
| res = copy_cmd.end(); | ||
| if (res != vk::Result::eSuccess) { | ||
| VALIDATION_LOG << "Failed to end command buffer: " << vk::to_string(res); | ||
| } | ||
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| return true; | ||
| } | ||
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| //------------------------------------------------------------------------------ | ||
| /// BlitGenerateMipmapCommandVK | ||
| /// | ||
|
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| BlitGenerateMipmapCommandVK::~BlitGenerateMipmapCommandVK() = default; | ||
|
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| std::string BlitGenerateMipmapCommandVK::GetLabel() const { | ||
| return label; | ||
| } | ||
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| [[nodiscard]] bool BlitGenerateMipmapCommandVK::Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const { | ||
| // TODO(https://github.com/flutter/flutter/issues/120134): Support generating | ||
| // mipmaps on Vulkan. | ||
| IMPELLER_UNIMPLEMENTED; | ||
| return true; | ||
| } | ||
|
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| // END: BlitGenerateMipmapCommandVK | ||
|
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| } // namespace impeller |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| // 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. | ||
|
|
||
| #pragma once | ||
|
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| #include <memory> | ||
| #include "impeller/base/backend_cast.h" | ||
| #include "impeller/renderer/backend/vulkan/context_vk.h" | ||
| #include "impeller/renderer/backend/vulkan/fenced_command_buffer_vk.h" | ||
| #include "impeller/renderer/blit_command.h" | ||
| #include "impeller/renderer/context.h" | ||
|
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| namespace impeller { | ||
|
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| /// Mixin for dispatching Vulkan commands. | ||
| struct BlitEncodeVK : BackendCast<BlitEncodeVK, BlitCommand> { | ||
| virtual ~BlitEncodeVK(); | ||
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| virtual std::string GetLabel() const = 0; | ||
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| [[nodiscard]] virtual bool Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const = 0; | ||
| }; | ||
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| struct BlitCopyTextureToTextureCommandVK | ||
| : public BlitCopyTextureToTextureCommand, | ||
| public BlitEncodeVK { | ||
| ~BlitCopyTextureToTextureCommandVK() override; | ||
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| std::string GetLabel() const override; | ||
|
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| [[nodiscard]] bool Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const override; | ||
| }; | ||
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| struct BlitCopyTextureToBufferCommandVK : public BlitCopyTextureToBufferCommand, | ||
| public BlitEncodeVK { | ||
| ~BlitCopyTextureToBufferCommandVK() override; | ||
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| std::string GetLabel() const override; | ||
|
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| [[nodiscard]] bool Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const override; | ||
| }; | ||
|
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| struct BlitGenerateMipmapCommandVK : public BlitGenerateMipmapCommand, | ||
| public BlitEncodeVK { | ||
| ~BlitGenerateMipmapCommandVK() override; | ||
|
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| std::string GetLabel() const override; | ||
|
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| [[nodiscard]] bool Encode( | ||
| FencedCommandBufferVK* fenced_command_buffer) const override; | ||
| }; | ||
|
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| } // namespace impeller |
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