2 #include "texturecube.h"
3 #include "texturecube_backend.h"
11 VulkanTextureCube::VulkanTextureCube():
12 Texture(VK_IMAGE_VIEW_TYPE_CUBE)
15 void VulkanTextureCube::fill_image_info(void *ii) const
17 const TextureCube &self = *static_cast<const TextureCube *>(this);
19 VkImageCreateInfo *image_info = static_cast<VkImageCreateInfo *>(ii);
20 image_info->flags |= VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT;
21 image_info->imageType = VK_IMAGE_TYPE_2D;
22 image_info->extent.width = self.size;
23 image_info->extent.height = self.size;
24 image_info->mipLevels = self.levels;
25 image_info->arrayLayers = 6;
28 void VulkanTextureCube::sub_image(unsigned face, unsigned level, int x, int y, unsigned wd, unsigned ht, const void *data)
30 const TextureCube &self = *static_cast<const TextureCube *>(this);
32 unsigned level_size = self.get_level_size(level);
33 bool discard = (x==0 && y==0 && wd==level_size && ht==level_size);
35 size_t data_size = wd*ht*get_pixel_size(storage_fmt);
36 void *staging = device.get_transfer_queue().prepare_transfer(data_size,
37 [this, level, discard](){
38 unsigned n_levels = static_cast<const TextureCube *>(this)->levels;
39 change_layout(n_levels, level, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, discard);
41 [this, face, level, x, y, wd, ht](VkCommandBuffer cmd_buf, VkBuffer staging_buf, size_t src_off){
42 const VulkanFunctions &vk = device.get_functions();
44 VkBufferImageCopy region = { };
45 region.bufferOffset = src_off;
46 region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
47 region.imageSubresource.mipLevel = level;
48 region.imageSubresource.baseArrayLayer = face;
49 region.imageSubresource.layerCount = 1;
50 region.imageOffset = { x, y, 0 };
51 region.imageExtent = { wd, ht, 1 };
52 vk.CmdCopyBufferToImage(cmd_buf, staging_buf, handle, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ®ion);
55 const char *src = static_cast<const char *>(data);
56 copy(src, src+data_size, static_cast<char *>(staging));
59 size_t VulkanTextureCube::get_data_size() const