137 lines
4.8 KiB
C++
137 lines
4.8 KiB
C++
// =============================================
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// Aster: image.cpp
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// Copyright (c) 2020-2024 Anish Bhobe
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// =============================================
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#include "image.h"
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#include "device.h"
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void
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Image::Destroy(const Device *device)
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{
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if (!IsValid() || !IsOwned())
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return;
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device->m_Device.destroy(m_View, nullptr);
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vmaDestroyImage(device->m_Allocator, m_Image, m_Allocation);
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m_MipLevels_ = 0;
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}
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void
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Texture::Init(const Device *device, const vk::Extent2D extent, vk::Format imageFormat, const bool isMipmapped,
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const cstr name)
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{
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const u32 mipLevels = isMipmapped ? 1 + Cast<u32>(floor(log2(eastl::max(extent.width, extent.height)))) : 1;
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assert(mipLevels <= MIP_MASK);
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auto usage = vk::ImageUsageFlagBits::eSampled | vk::ImageUsageFlagBits::eTransferDst;
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if (isMipmapped)
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{
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usage |= vk::ImageUsageFlagBits::eTransferSrc;
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}
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vk::ImageCreateInfo imageCreateInfo = {
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.imageType = vk::ImageType::e2D,
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.format = imageFormat,
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.extent = {.width = extent.width, .height = extent.height, .depth = 1},
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.mipLevels = mipLevels,
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.arrayLayers = 1,
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.samples = vk::SampleCountFlagBits::e1,
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.tiling = vk::ImageTiling::eOptimal,
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.usage = usage,
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.sharingMode = vk::SharingMode::eExclusive,
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.initialLayout = vk::ImageLayout::eUndefined,
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};
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constexpr VmaAllocationCreateInfo allocationCreateInfo = {
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.flags = VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT,
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.usage = VMA_MEMORY_USAGE_AUTO,
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};
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VkImage image;
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VmaAllocation allocation;
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auto result = Cast<vk::Result>(vmaCreateImage(device->m_Allocator, Recast<VkImageCreateInfo *>(&imageCreateInfo),
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&allocationCreateInfo, &image, &allocation, nullptr));
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ERROR_IF(Failed(result), "Could not allocate image {}. Cause: {}", name, result) THEN_ABORT(result);
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vk::ImageView view;
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vk::ImageViewCreateInfo imageViewCreateInfo = {
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.image = image,
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.viewType = vk::ImageViewType::e2D,
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.format = imageFormat,
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.components = {},
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.subresourceRange =
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{
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.aspectMask = vk::ImageAspectFlagBits::eColor,
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.baseMipLevel = 0,
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.levelCount = mipLevels,
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.baseArrayLayer = 0,
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.layerCount = 1,
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},
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};
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result = device->m_Device.createImageView(&imageViewCreateInfo, nullptr, &view);
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ERROR_IF(Failed(result), "Could not create image view {}. Cause: {}", name, result) THEN_ABORT(result);
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m_Image = image;
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m_View = view;
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m_Allocation = allocation;
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m_Extent = {extent.width, extent.height, 1};
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m_MipLevels_ = mipLevels | OWNED_BIT | VALID_BIT;
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device->SetName(m_Image, name);
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}
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void
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DepthImage::Init(const Device *device, vk::Extent2D extent, cstr name)
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{
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constexpr vk::Format imageFormat = vk::Format::eD24UnormS8Uint;
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vk::ImageCreateInfo imageCreateInfo = {
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.imageType = vk::ImageType::e2D,
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.format = imageFormat,
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.extent = {.width = extent.width, .height = extent.height, .depth = 1},
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.mipLevels = 1,
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.arrayLayers = 1,
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.samples = vk::SampleCountFlagBits::e1,
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.tiling = vk::ImageTiling::eOptimal,
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.usage = vk::ImageUsageFlagBits::eDepthStencilAttachment,
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.sharingMode = vk::SharingMode::eExclusive,
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.initialLayout = vk::ImageLayout::eUndefined,
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};
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constexpr VmaAllocationCreateInfo allocationCreateInfo = {
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.flags = VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT,
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.usage = VMA_MEMORY_USAGE_AUTO,
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};
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VkImage image;
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VmaAllocation allocation;
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auto result = Cast<vk::Result>(vmaCreateImage(device->m_Allocator, Recast<VkImageCreateInfo *>(&imageCreateInfo),
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&allocationCreateInfo, &image, &allocation, nullptr));
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ERROR_IF(Failed(result), "Could not allocate depth buffer. Cause: {}", result) THEN_ABORT(result);
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vk::ImageView view;
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vk::ImageViewCreateInfo imageViewCreateInfo = {
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.image = image,
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.viewType = vk::ImageViewType::e2D,
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.format = imageFormat,
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.components = {},
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.subresourceRange =
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{
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.aspectMask = vk::ImageAspectFlagBits::eDepth,
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.baseMipLevel = 0,
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.levelCount = 1,
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.baseArrayLayer = 0,
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.layerCount = 1,
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},
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};
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result = device->m_Device.createImageView(&imageViewCreateInfo, nullptr, &view);
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ERROR_IF(Failed(result), "Could not create depth image view {}. Cause: {}", name, result) THEN_ABORT(result);
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m_Image = image;
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m_View = view;
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m_Allocation = allocation;
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m_Extent = {extent.width, extent.height, 1};
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m_MipLevels_ = 1 | OWNED_BIT | VALID_BIT;
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device->SetName(m_Image, name);
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}
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