77 lines
3.0 KiB
Plaintext
77 lines
3.0 KiB
Plaintext
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "MetalBackedTexture.h"
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#include <vulkan/vulkan.hpp>
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#import <Metal/MTLTexture.h>
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namespace OpenVulkano::Vulkan
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{
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void MetalBackedTexture::Init(ResourceManager* resManager, MTLTexture_id mtlTexture, bool ownsTexture)
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{
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auto binding = Texture::DESCRIPTOR_SET_LAYOUT_BINDING;
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m_metalTexture = mtlTexture;
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resolution = { static_cast<uint32_t>(mtlTexture.width), static_cast<uint32_t>(mtlTexture.height), static_cast<uint32_t>(mtlTexture.depth) };
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format = DataFormat::GetFromMetalPixelFormat(static_cast<int>(mtlTexture.pixelFormat));
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m_vulkanTexture.device = resManager->GetDevice();
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m_vulkanTexture.format = format;
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m_vulkanTexture.extent = reinterpret_cast<vk::Extent3D&>(resolution);
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VkImportMetalTextureInfoEXT importInfo;
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importInfo.sType = VK_STRUCTURE_TYPE_IMPORT_METAL_TEXTURE_INFO_EXT;
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importInfo.pNext = nullptr;
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importInfo.plane = VK_IMAGE_ASPECT_COLOR_BIT;
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importInfo.mtlTexture = mtlTexture;
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vk::ImageCreateInfo imgCreateInfo { {}, vk::ImageType::e2D, m_vulkanTexture.format, m_vulkanTexture.extent, 1, 1 };
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imgCreateInfo.sharingMode = vk::SharingMode::eExclusive;
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imgCreateInfo.usage = vk::ImageUsageFlagBits::eSampled;
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imgCreateInfo.tiling = vk::ImageTiling::eLinear;
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imgCreateInfo.pNext = &importInfo;
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m_vulkanTexture.image = m_vulkanTexture.device.createImage(imgCreateInfo);
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vk::ImageViewCreateInfo imgViewCreateInfo { {}, m_vulkanTexture.image, vk::ImageViewType::e2D, imgCreateInfo.format };
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imgViewCreateInfo.subresourceRange.aspectMask = vk::ImageAspectFlagBits::eColor;
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imgViewCreateInfo.subresourceRange.baseMipLevel = 0;
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imgViewCreateInfo.subresourceRange.levelCount = 1;
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imgViewCreateInfo.subresourceRange.baseArrayLayer = 0;
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imgViewCreateInfo.subresourceRange.layerCount = VK_REMAINING_ARRAY_LAYERS;
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if (format == DataFormat::R8_UNORM)
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{
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imgViewCreateInfo.components.r = vk::ComponentSwizzle::eR;
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imgViewCreateInfo.components.g = vk::ComponentSwizzle::eR;
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imgViewCreateInfo.components.b = vk::ComponentSwizzle::eR;
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imgViewCreateInfo.components.a = vk::ComponentSwizzle::eOne;
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}
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m_vulkanTexture.view = m_vulkanTexture.device.createImageView(imgViewCreateInfo);
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m_vulkanTexture.m_sampler = resManager->CreateSampler(reinterpret_cast<const vk::SamplerCreateInfo&>(Scene::SamplerConfig::DEFAULT));
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m_vulkanTexture.SetDescriptorSet(resManager, resManager->GetDescriptorLayoutSet(binding), binding);
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//m_vulkanTexture.UpdateAddress(this);
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//UpdateRenderResource(GetOwnerResource());
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GetRenderResource().renderObject = &m_vulkanTexture;
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m_vulkanTexture.UpdateAddress(this);
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if (!ownsTexture) m_metalTexture = nullptr;
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}
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void MetalBackedTexture::Close()
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{
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if (m_vulkanTexture) m_vulkanTexture.Close();
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if (m_metalTexture)
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{
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[m_metalTexture release];
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m_metalTexture = nullptr;
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}
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}
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}
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