123 lines
4.8 KiB
C++
123 lines
4.8 KiB
C++
// Copyright 2019 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// VulkanBackend.cpp: contains the definition of symbols exported by VulkanBackend.h so that they
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// can be compiled twice: once export (shared library), once not exported (static library)
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// Include vulkan_platform.h before VulkanBackend.h includes vulkan.h so that we use our version
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// of the non-dispatchable handles.
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#include "dawn/common/vulkan_platform.h"
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#include "dawn/native/VulkanBackend.h"
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#include "dawn/native/vulkan/DeviceVk.h"
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#include "dawn/native/vulkan/TextureVk.h"
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namespace dawn::native::vulkan {
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VkInstance GetInstance(WGPUDevice device) {
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Device* backendDevice = ToBackend(FromAPI(device));
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return backendDevice->GetVkInstance();
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}
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DAWN_NATIVE_EXPORT PFN_vkVoidFunction GetInstanceProcAddr(WGPUDevice device, const char* pName) {
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Device* backendDevice = ToBackend(FromAPI(device));
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return (*backendDevice->fn.GetInstanceProcAddr)(backendDevice->GetVkInstance(), pName);
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}
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PhysicalDeviceDiscoveryOptions::PhysicalDeviceDiscoveryOptions()
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: PhysicalDeviceDiscoveryOptionsBase(WGPUBackendType_Vulkan) {}
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#if DAWN_PLATFORM_IS(LINUX)
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ExternalImageDescriptorOpaqueFD::ExternalImageDescriptorOpaqueFD()
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: ExternalImageDescriptorFD(ExternalImageType::OpaqueFD) {}
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ExternalImageDescriptorDmaBuf::ExternalImageDescriptorDmaBuf()
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: ExternalImageDescriptorFD(ExternalImageType::DmaBuf) {}
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ExternalImageExportInfoOpaqueFD::ExternalImageExportInfoOpaqueFD()
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: ExternalImageExportInfoFD(ExternalImageType::OpaqueFD) {}
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ExternalImageExportInfoDmaBuf::ExternalImageExportInfoDmaBuf()
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: ExternalImageExportInfoFD(ExternalImageType::DmaBuf) {}
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#endif // DAWN_PLATFORM_IS(LINUX)
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#if DAWN_PLATFORM_IS(ANDROID)
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ExternalImageDescriptorAHardwareBuffer::ExternalImageDescriptorAHardwareBuffer()
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: ExternalImageDescriptorVk(ExternalImageType::AHardwareBuffer) {}
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ExternalImageExportInfoAHardwareBuffer::ExternalImageExportInfoAHardwareBuffer()
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: ExternalImageExportInfoFD(ExternalImageType::AHardwareBuffer) {}
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#endif
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WGPUTexture WrapVulkanImage(WGPUDevice device, const ExternalImageDescriptorVk* descriptor) {
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switch (descriptor->GetType()) {
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#if DAWN_PLATFORM_IS(ANDROID)
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case ExternalImageType::AHardwareBuffer: {
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Device* backendDevice = ToBackend(FromAPI(device));
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const ExternalImageDescriptorAHardwareBuffer* ahbDescriptor =
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static_cast<const ExternalImageDescriptorAHardwareBuffer*>(descriptor);
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return ToAPI(backendDevice->CreateTextureWrappingVulkanImage(
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ahbDescriptor, ahbDescriptor->handle, ahbDescriptor->waitFDs));
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}
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#elif DAWN_PLATFORM_IS(LINUX)
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case ExternalImageType::OpaqueFD:
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case ExternalImageType::DmaBuf: {
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Device* backendDevice = ToBackend(FromAPI(device));
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const ExternalImageDescriptorFD* fdDescriptor =
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static_cast<const ExternalImageDescriptorFD*>(descriptor);
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return ToAPI(backendDevice->CreateTextureWrappingVulkanImage(
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fdDescriptor, fdDescriptor->memoryFD, fdDescriptor->waitFDs));
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}
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#endif // DAWN_PLATFORM_IS(LINUX)
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default:
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return nullptr;
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}
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}
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bool ExportVulkanImage(WGPUTexture texture,
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VkImageLayout desiredLayout,
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ExternalImageExportInfoVk* info) {
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if (texture == nullptr) {
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return false;
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}
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#if DAWN_PLATFORM_IS(ANDROID) || DAWN_PLATFORM_IS(LINUX)
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switch (info->GetType()) {
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case ExternalImageType::AHardwareBuffer:
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case ExternalImageType::OpaqueFD:
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case ExternalImageType::DmaBuf: {
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Texture* backendTexture = ToBackend(FromAPI(texture));
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Device* device = ToBackend(backendTexture->GetDevice());
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ExternalImageExportInfoFD* fdInfo = static_cast<ExternalImageExportInfoFD*>(info);
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return device->SignalAndExportExternalTexture(backendTexture, desiredLayout, fdInfo,
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&fdInfo->semaphoreHandles);
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}
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default:
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return false;
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}
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#else
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return false;
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#endif // DAWN_PLATFORM_IS(LINUX)
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}
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bool ExportVulkanImage(WGPUTexture texture, ExternalImageExportInfoVk* info) {
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return ExportVulkanImage(texture, VK_IMAGE_LAYOUT_UNDEFINED, info);
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}
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} // namespace dawn::native::vulkan
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