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63 lines
2.3 KiB
63 lines
2.3 KiB
4 months ago
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// Copyright 2021 The SwiftShader Authors. All Rights Reserved.
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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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#include "Image.hpp"
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#include "Util.hpp"
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Image::Image(vk::Device device, vk::PhysicalDevice physicalDevice, uint32_t width, uint32_t height, vk::Format format, vk::SampleCountFlagBits sampleCount /*= vk::SampleCountFlagBits::e1*/)
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: device(device)
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{
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vk::ImageCreateInfo imageInfo;
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imageInfo.imageType = vk::ImageType::e2D;
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imageInfo.format = format;
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imageInfo.tiling = vk::ImageTiling::eOptimal;
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imageInfo.initialLayout = vk::ImageLayout::eGeneral;
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imageInfo.usage = vk::ImageUsageFlagBits::eColorAttachment;
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imageInfo.samples = sampleCount;
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imageInfo.extent = vk::Extent3D(width, height, 1);
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imageInfo.mipLevels = 1;
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imageInfo.arrayLayers = 1;
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image = device.createImage(imageInfo);
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vk::MemoryRequirements memoryRequirements = device.getImageMemoryRequirements(image);
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vk::MemoryAllocateInfo allocateInfo;
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allocateInfo.allocationSize = memoryRequirements.size;
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allocateInfo.memoryTypeIndex = Util::getMemoryTypeIndex(physicalDevice, memoryRequirements.memoryTypeBits);
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imageMemory = device.allocateMemory(allocateInfo);
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device.bindImageMemory(image, imageMemory, 0);
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vk::ImageViewCreateInfo imageViewInfo;
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imageViewInfo.image = image;
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imageViewInfo.viewType = vk::ImageViewType::e2D;
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imageViewInfo.format = format;
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imageViewInfo.subresourceRange.aspectMask = vk::ImageAspectFlagBits::eColor;
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imageViewInfo.subresourceRange.baseMipLevel = 0;
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imageViewInfo.subresourceRange.levelCount = 1;
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imageViewInfo.subresourceRange.baseArrayLayer = 0;
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imageViewInfo.subresourceRange.layerCount = 1;
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imageView = device.createImageView(imageViewInfo);
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}
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Image::~Image()
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{
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device.destroyImageView(imageView);
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device.freeMemory(imageMemory);
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device.destroyImage(image);
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}
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