103 lines
3.8 KiB
Rust
103 lines
3.8 KiB
Rust
use image_dds::{ImageFormat, Surface};
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use std::{io::Read, sync::Arc};
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use vulkano::{
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buffer::{Buffer, BufferCreateInfo, BufferUsage, Subbuffer},
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command_buffer::CopyBufferToImageInfo,
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format::Format,
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image::{Image, ImageCreateInfo, ImageType, ImageUsage},
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memory::allocator::{AllocationCreateInfo, MemoryTypeFilter},
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DeviceSize,
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};
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use super::WlxUploadsBuffer;
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pub trait WlxCommandBufferDds {
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fn texture2d_dds<R>(&mut self, r: R) -> anyhow::Result<Arc<Image>>
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where
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R: Read;
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}
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impl WlxCommandBufferDds for WlxUploadsBuffer {
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fn texture2d_dds<R>(&mut self, r: R) -> anyhow::Result<Arc<Image>>
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where
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R: Read,
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{
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let Ok(dds) = image_dds::ddsfile::Dds::read(r) else {
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anyhow::bail!("Not a valid DDS file.\nSee: https://github.com/galister/wlx-overlay-s/wiki/Custom-Textures");
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};
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let surface = Surface::from_dds(&dds)?;
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if surface.depth != 1 {
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anyhow::bail!("Not a 2D texture.")
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}
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let image = Image::new(
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self.graphics.memory_allocator.clone(),
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ImageCreateInfo {
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image_type: ImageType::Dim2d,
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format: dds_to_vk(surface.image_format)?,
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extent: [surface.width, surface.height, surface.depth],
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usage: ImageUsage::TRANSFER_DST | ImageUsage::TRANSFER_SRC | ImageUsage::SAMPLED,
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..Default::default()
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},
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AllocationCreateInfo::default(),
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)?;
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let buffer: Subbuffer<[u8]> = Buffer::new_slice(
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self.graphics.memory_allocator.clone(),
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BufferCreateInfo {
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usage: BufferUsage::TRANSFER_SRC,
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..Default::default()
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},
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AllocationCreateInfo {
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memory_type_filter: MemoryTypeFilter::PREFER_HOST
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| MemoryTypeFilter::HOST_SEQUENTIAL_WRITE,
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..Default::default()
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},
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surface.data.len() as DeviceSize,
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)?;
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buffer.write()?.copy_from_slice(surface.data);
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self.command_buffer
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.copy_buffer_to_image(CopyBufferToImageInfo::buffer_image(buffer, image.clone()))?;
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Ok(image)
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}
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}
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pub fn dds_to_vk(dds_fmt: ImageFormat) -> anyhow::Result<Format> {
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match dds_fmt {
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ImageFormat::R8Unorm => Ok(Format::R8_UNORM),
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ImageFormat::Rgba8Unorm => Ok(Format::R8G8B8A8_UNORM),
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ImageFormat::Rgba8UnormSrgb => Ok(Format::R8G8B8A8_SRGB),
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ImageFormat::Rgba16Float => Ok(Format::R16G16B16A16_SFLOAT),
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ImageFormat::Rgba32Float => Ok(Format::R32G32B32A32_SFLOAT),
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ImageFormat::Bgra8Unorm => Ok(Format::B8G8R8A8_UNORM),
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ImageFormat::Bgra8UnormSrgb => Ok(Format::B8G8R8A8_SRGB),
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// DXT1
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ImageFormat::BC1RgbaUnorm => Ok(Format::BC1_RGBA_UNORM_BLOCK),
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ImageFormat::BC1RgbaUnormSrgb => Ok(Format::BC1_RGBA_SRGB_BLOCK),
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// DXT3
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ImageFormat::BC2RgbaUnorm => Ok(Format::BC2_UNORM_BLOCK),
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ImageFormat::BC2RgbaUnormSrgb => Ok(Format::BC2_SRGB_BLOCK),
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// DXT5
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ImageFormat::BC3RgbaUnorm => Ok(Format::BC3_UNORM_BLOCK),
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ImageFormat::BC3RgbaUnormSrgb => Ok(Format::BC3_SRGB_BLOCK),
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// RGTC1
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ImageFormat::BC4RUnorm => Ok(Format::BC4_UNORM_BLOCK),
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ImageFormat::BC4RSnorm => Ok(Format::BC4_SNORM_BLOCK),
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// RGTC2
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ImageFormat::BC5RgUnorm => Ok(Format::BC5_UNORM_BLOCK),
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ImageFormat::BC5RgSnorm => Ok(Format::BC5_SNORM_BLOCK),
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// BPTC
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ImageFormat::BC6hRgbUfloat => Ok(Format::BC6H_UFLOAT_BLOCK),
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ImageFormat::BC6hRgbSfloat => Ok(Format::BC6H_SFLOAT_BLOCK),
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// BPTC
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ImageFormat::BC7RgbaUnorm => Ok(Format::BC7_UNORM_BLOCK),
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ImageFormat::BC7RgbaUnormSrgb => Ok(Format::BC7_SRGB_BLOCK),
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_ => anyhow::bail!("Unsupported format {:?}", dds_fmt),
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}
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}
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