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/*
* Rune Game Engine
* Copyright 2024 Danny Holman <dholman@gymli.org>
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#include "image.h"
#include "device.h"
#include "vkassert.h"
#include <rune/core/alloc.h>
int _create_image_view(vkimage_t *image, vkdev_t *dev, VkFormat format, VkImageAspectFlags aflags) {
VkImageViewCreateInfo vcinfo;
vcinfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
vcinfo.pNext = NULL;
vcinfo.flags = 0;
vcinfo.image = image->handle;
vcinfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
vcinfo.format = format;
vcinfo.components.r = VK_COMPONENT_SWIZZLE_R;
vcinfo.components.g = VK_COMPONENT_SWIZZLE_G;
vcinfo.components.b = VK_COMPONENT_SWIZZLE_B;
vcinfo.components.a = VK_COMPONENT_SWIZZLE_A;
vcinfo.subresourceRange.aspectMask = aflags;
vcinfo.subresourceRange.baseMipLevel = 0;
vcinfo.subresourceRange.levelCount = 1;
vcinfo.subresourceRange.baseArrayLayer = 0;
vcinfo.subresourceRange.layerCount = 1;
vkassert(vkCreateImageView(dev->ldev, &vcinfo, NULL, &image->view));
}
vkimage_t* create_vkimage(vkdev_t *dev, VkFormat format, uint32_t width, uint32_t height, uint32_t usage, uint32_t mem_flags, uint32_t aflags, int create_view) {
vkimage_t *ret = rune_alloc(sizeof(vkimage_t));
ret->width = width;
ret->height = height;
VkImageCreateInfo icinfo;
icinfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
icinfo.pNext = NULL;
icinfo.flags = 0;
icinfo.imageType = VK_IMAGE_TYPE_2D;
icinfo.extent.width = width;
icinfo.extent.height = height;
icinfo.extent.depth = 1;
icinfo.mipLevels = 1;
icinfo.arrayLayers = 1;
icinfo.format = format;
icinfo.tiling = VK_IMAGE_TILING_OPTIMAL;
icinfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
icinfo.usage = usage;
icinfo.samples = VK_SAMPLE_COUNT_1_BIT;
icinfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
vkassert(vkCreateImage(dev->ldev, &icinfo, NULL, &ret->handle));
VkMemoryRequirements mem_req;
vkGetImageMemoryRequirements(dev->ldev, ret->handle, &mem_req);
int32_t mem_type = get_memory_index(dev, mem_req.memoryTypeBits, mem_flags);
if (mem_type == -1)
log_output(LOG_ERROR, "Image does not have a valid memory type");
VkMemoryAllocateInfo mainfo;
mainfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
mainfo.pNext = NULL;
mainfo.allocationSize = mem_req.size;
mainfo.memoryTypeIndex = mem_type;
vkassert(vkAllocateMemory(dev->ldev, &mainfo, NULL, &ret->memory));
vkassert(vkBindImageMemory(dev->ldev, ret->handle, ret->memory, 0));
if (create_view == 1)
_create_image_view(ret, dev, format, aflags);
return ret;
}
void destroy_vkimage(vkimage_t *image, vkdev_t *dev) {
if (image->view)
vkDestroyImageView(dev->ldev, image->view, NULL);
if (image->memory)
vkFreeMemory(dev->ldev, image->memory, NULL);
if (image->handle)
vkDestroyImage(dev->ldev, image->handle, NULL);
rune_free(image);
}
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