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https://github.com/w23/xash3d-fwgs
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82 lines
2.9 KiB
C
82 lines
2.9 KiB
C
#include "vk_image.h"
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static const VkImageUsageFlags usage_bits_implying_views =
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VK_IMAGE_USAGE_SAMPLED_BIT |
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VK_IMAGE_USAGE_STORAGE_BIT |
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VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
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VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT |
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VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT |
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VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT |
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VK_IMAGE_USAGE_FRAGMENT_SHADING_RATE_ATTACHMENT_BIT_KHR |
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VK_IMAGE_USAGE_FRAGMENT_DENSITY_MAP_BIT_EXT;
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/*
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VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR |
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VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR |
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VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR |
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VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR;
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*/
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xvk_image_t XVK_ImageCreate(const xvk_image_create_t *create) {
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const qboolean is_depth = !!(create->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT);
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xvk_image_t image = {0};
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VkMemoryRequirements memreq;
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VkImageCreateInfo ici = {
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.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
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.imageType = VK_IMAGE_TYPE_2D,
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.extent.width = create->width,
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.extent.height = create->height,
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.extent.depth = 1,
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.mipLevels = create->mips,
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.arrayLayers = create->layers,
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.format = create->format,
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.tiling = create->tiling,
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.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
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.usage = create->usage,
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.samples = VK_SAMPLE_COUNT_1_BIT,
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.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
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.flags = create->is_cubemap ? VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT : 0,
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};
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XVK_CHECK(vkCreateImage(vk_core.device, &ici, NULL, &image.image));
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if (create->debug_name)
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SET_DEBUG_NAME(image.image, VK_OBJECT_TYPE_IMAGE, create->debug_name);
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vkGetImageMemoryRequirements(vk_core.device, image.image, &memreq);
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image.devmem = VK_DevMemAllocate(create->debug_name, memreq, create->memory_props ? create->memory_props : VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, 0);
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XVK_CHECK(vkBindImageMemory(vk_core.device, image.image, image.devmem.device_memory, image.devmem.offset));
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if (create->usage & usage_bits_implying_views) {
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const VkImageViewCreateInfo ivci = {
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.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
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.viewType = create->is_cubemap ? VK_IMAGE_VIEW_TYPE_CUBE : VK_IMAGE_VIEW_TYPE_2D,
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.format = ici.format,
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.image = image.image,
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.subresourceRange.aspectMask = is_depth ? VK_IMAGE_ASPECT_DEPTH_BIT : VK_IMAGE_ASPECT_COLOR_BIT,
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.subresourceRange.baseMipLevel = 0,
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.subresourceRange.levelCount = ici.mipLevels,
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.subresourceRange.baseArrayLayer = 0,
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.subresourceRange.layerCount = ici.arrayLayers,
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.components = (VkComponentMapping){0, 0, 0, (is_depth || create->has_alpha) ? 0 : VK_COMPONENT_SWIZZLE_ONE},
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};
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XVK_CHECK(vkCreateImageView(vk_core.device, &ivci, NULL, &image.view));
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if (create->debug_name)
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SET_DEBUG_NAME(image.view, VK_OBJECT_TYPE_IMAGE_VIEW, create->debug_name);
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}
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image.width = create->width;
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image.height = create->height;
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image.mips = create->mips;
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return image;
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}
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void XVK_ImageDestroy(xvk_image_t *img) {
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vkDestroyImageView(vk_core.device, img->view, NULL);
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vkDestroyImage(vk_core.device, img->image, NULL);
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VK_DevMemFree(&img->devmem);
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*img = (xvk_image_t){0};
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}
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