SharedTextureMemoryVk.cpp | Explore in Territory

// Copyright 2023 The Dawn & Tint Authors
//
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// 1. Redistributions of source code must retain the above copyright notice, this
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// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
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// 3. Neither the name of the copyright holder nor the names of its
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include "dawn/native/vulkan/SharedTextureMemoryVk.h"

#include <algorithm>
#include <utility>
#include <vector>

#include "dawn/native/ChainUtils.h"
#include "dawn/native/Instance.h"
#include "dawn/native/SystemHandle.h"
#include "dawn/native/vulkan/DeviceVk.h"
#include "dawn/native/vulkan/FencedDeleter.h"
#include "dawn/native/vulkan/PhysicalDeviceVk.h"
#include "dawn/native/vulkan/ResourceMemoryAllocatorVk.h"
#include "dawn/native/vulkan/SharedFenceVk.h"
#include "dawn/native/vulkan/TextureVk.h"
#include "dawn/native/vulkan/UtilsVulkan.h"
#include "dawn/native/vulkan/VulkanError.h"

#if DAWN_PLATFORM_IS(ANDROID)
#include <android/hardware_buffer.h>

#include "dawn/native/AHBFunctions.h"
#endif  // DAWN_PLATFORM_IS(ANDROID)

namespace dawn::native::vulkan {

namespace {

#if DAWN_PLATFORM_IS(LINUX)

// Encoding from <drm/drm_fourcc.h>
constexpr uint32_t DrmFourccCode(uint32_t a, uint32_t b, uint32_t c, uint32_t d) { … }

constexpr uint32_t DrmFourccCode(char a, char b, char c, char d) { … }

constexpr auto kDrmFormatR8 = …; /* [7:0] R */
constexpr auto kDrmFormatGR88 = …; /* [15:0] G:R 8:8 little endian */
constexpr auto kDrmFormatXRGB8888 = …; /* [15:0] x:R:G:B 8:8:8:8 little endian */
constexpr auto kDrmFormatXBGR8888 = …; /* [15:0] x:B:G:R 8:8:8:8 little endian */
constexpr auto kDrmFormatARGB8888 = …; /* [31:0] A:R:G:B 8:8:8:8 little endian */
constexpr auto kDrmFormatABGR8888 = …; /* [31:0] A:B:G:R 8:8:8:8 little endian */
constexpr auto kDrmFormatABGR2101010 = …; /* [31:0] A:B:G:R 2:10:10:10 little endian */
constexpr auto kDrmFormatABGR16161616F = …; /* [63:0] A:B:G:R 16:16:16:16 little endian */
constexpr auto kDrmFormatNV12 = …; /* 2x2 subsampled Cr:Cb plane */

ResultOrError<wgpu::TextureFormat> FormatFromDrmFormat(uint32_t drmFormat) { … }

#endif  // DAWN_PLATFORM_IS(LINUX)

// Creates a VkImage with VkExternalMemoryImageCreateInfo::handlesTypes set to
// `externalMemoryHandleTypeFlagBits`. The rest of the parameters are computed from `properties`
// and `imageFormatInfo`. Additional structs may be chained by passing them in the varardic
// parameter args.
template <typename... AdditionalChains>
ResultOrError<VkImage> CreateExternalVkImage(
    Device* device,
    const SharedTextureMemoryProperties& properties,
    const VkPhysicalDeviceImageFormatInfo2& imageFormatInfo,
    VkExternalMemoryHandleTypeFlagBits externalMemoryHandleTypeFlagBits,
    AdditionalChains*... additionalChains) { … }

// Add `VkPhysicalDeviceExternalImageFormatInfo` and `additionalChains` to `imageFormatInfo` and
// check this memory type and format combination can be imported.
template <typename... AdditionalChains>
MaybeError CheckExternalImageFormatSupport(
    Device* device,
    const SharedTextureMemoryProperties& properties,
    VkPhysicalDeviceImageFormatInfo2* imageFormatInfo,
    VkExternalMemoryHandleTypeFlagBits externalMemoryHandleTypeFlagBits,
    AdditionalChains*... additionalChains) { … }

// Add `additionalChains` to `memoryAllocateInfo` and call vkAllocateMemory.
template <typename... AdditionalChains>
ResultOrError<VkDeviceMemory> AllocateDeviceMemory(Device* device,
                                                   VkMemoryAllocateInfo* memoryAllocateInfo,
                                                   AdditionalChains*... additionalChains) { … }

}  // namespace

// static
ResultOrError<Ref<SharedTextureMemory>> SharedTextureMemory::Create(
    Device* device,
    const char* label,
    const SharedTextureMemoryDmaBufDescriptor* descriptor) { … }

// static
ResultOrError<Ref<SharedTextureMemory>> SharedTextureMemory::Create(
    Device* device,
    const char* label,
    const SharedTextureMemoryAHardwareBufferDescriptor* descriptor) { … }

// static
ResultOrError<Ref<SharedTextureMemory>> SharedTextureMemory::Create(
    Device* device,
    const char* label,
    const SharedTextureMemoryOpaqueFDDescriptor* descriptor) { … }

// static
Ref<SharedTextureMemory> SharedTextureMemory::Create(
    Device* device,
    const char* label,
    const SharedTextureMemoryProperties& properties,
    uint32_t queueFamilyIndex) { … }

SharedTextureMemory::SharedTextureMemory(Device* device,
                                         const char* label,
                                         const SharedTextureMemoryProperties& properties,
                                         uint32_t queueFamilyIndex)
    : … { … }

RefCountedVkHandle<VkDeviceMemory>* SharedTextureMemory::GetVkDeviceMemory() const { … }

RefCountedVkHandle<VkImage>* SharedTextureMemory::GetVkImage() const { … }

uint32_t SharedTextureMemory::GetQueueFamilyIndex() const { … }

void SharedTextureMemory::DestroyImpl() { … }

ResultOrError<Ref<TextureBase>> SharedTextureMemory::CreateTextureImpl(
    const UnpackedPtr<TextureDescriptor>& descriptor) { … }

MaybeError SharedTextureMemory::BeginAccessImpl(
    TextureBase* texture,
    const UnpackedPtr<BeginAccessDescriptor>& descriptor) { … }

#if DAWN_PLATFORM_IS(FUCHSIA) || DAWN_PLATFORM_IS(LINUX)
ResultOrError<FenceAndSignalValue> SharedTextureMemory::EndAccessImpl(
    TextureBase* texture,
    ExecutionSerial lastUsageSerial,
    UnpackedPtr<EndAccessState>& state) { … }

#else  // DAWN_PLATFORM_IS(FUCHSIA) || DAWN_PLATFORM_IS(LINUX)

ResultOrError<FenceAndSignalValue> SharedTextureMemory::EndAccessImpl(
    TextureBase* texture,
    ExecutionSerial lastUsageSerial,
    UnpackedPtr<EndAccessState>& state) {
    return DAWN_VALIDATION_ERROR("No shared fence features supported.");
}

#endif  // DAWN_PLATFORM_IS(FUCHSIA) || DAWN_PLATFORM_IS(LINUX)

MaybeError SharedTextureMemory::GetChainedProperties(
    UnpackedPtr<SharedTextureMemoryProperties>& properties) const { … }

}  // namespace dawn::native::vulkan
chromium/third_party/dawn/src/dawn/native/vulkan/SharedTextureMemoryVk.cpp
