32d64d35bb
This offers better semantic and safety of the API. Part of #130632 Pull Request: https://projects.blender.org/blender/blender/pulls/142818
83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup gpu
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*/
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#include "vk_image_view.hh"
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#include "vk_backend.hh"
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#include "vk_debug.hh"
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#include "vk_device.hh"
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#include "vk_texture.hh"
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namespace blender::gpu {
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static VkFormat to_non_srgb_format(const VkFormat format)
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{
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switch (format) {
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case VK_FORMAT_R8G8B8_SRGB:
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return VK_FORMAT_R8G8B8_UNORM;
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case VK_FORMAT_R8G8B8A8_SRGB:
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return VK_FORMAT_R8G8B8A8_UNORM;
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default:
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break;
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}
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return format;
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}
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VKImageView::VKImageView(VKTexture &texture, const VKImageViewInfo &info, StringRefNull name)
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: info(info)
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{
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const VkImageAspectFlags allowed_bits = VK_IMAGE_ASPECT_COLOR_BIT |
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(info.use_stencil ? VK_IMAGE_ASPECT_STENCIL_BIT :
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VK_IMAGE_ASPECT_DEPTH_BIT);
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TextureFormat device_format = texture.device_format_get();
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VkImageAspectFlags image_aspect = to_vk_image_aspect_flag_bits(device_format) & allowed_bits;
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vk_format_ = to_vk_format(device_format);
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if (texture.format_flag_get() & GPU_FORMAT_SRGB && !info.use_srgb) {
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vk_format_ = to_non_srgb_format(vk_format_);
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}
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VkImageViewCreateInfo image_view_info = {};
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image_view_info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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image_view_info.image = texture.vk_image_handle();
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image_view_info.viewType = to_vk_image_view_type(texture.type_get(), info.usage, info.arrayed);
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image_view_info.format = vk_format_;
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image_view_info.components.r = to_vk_component_swizzle(info.swizzle[0]);
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image_view_info.components.g = to_vk_component_swizzle(info.swizzle[1]);
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image_view_info.components.b = to_vk_component_swizzle(info.swizzle[2]);
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image_view_info.components.a = to_vk_component_swizzle(info.swizzle[3]);
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image_view_info.subresourceRange.aspectMask = image_aspect;
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image_view_info.subresourceRange.baseMipLevel = info.mip_range.first();
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image_view_info.subresourceRange.levelCount = info.mip_range.size();
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image_view_info.subresourceRange.baseArrayLayer = info.layer_range.first();
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image_view_info.subresourceRange.layerCount = info.layer_range.size();
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const VKDevice &device = VKBackend::get().device;
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vkCreateImageView(device.vk_handle(), &image_view_info, nullptr, &vk_image_view_);
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debug::object_label(vk_image_view_, name.c_str());
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}
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VKImageView::VKImageView(VKImageView &&other) : info(other.info)
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{
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vk_image_view_ = other.vk_image_view_;
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other.vk_image_view_ = VK_NULL_HANDLE;
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vk_format_ = other.vk_format_;
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other.vk_format_ = VK_FORMAT_UNDEFINED;
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}
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VKImageView::~VKImageView()
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{
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if (vk_image_view_ != VK_NULL_HANDLE) {
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VKDiscardPool::discard_pool_get().discard_image_view(vk_image_view_);
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vk_image_view_ = VK_NULL_HANDLE;
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}
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vk_format_ = VK_FORMAT_UNDEFINED;
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}
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} // namespace blender::gpu
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