wgpu_hal/vulkan/
conv.rs

1use alloc::vec::Vec;
2
3use ash::vk;
4
5impl super::PrivateCapabilities {
6    pub fn map_texture_format(&self, format: wgt::TextureFormat) -> vk::Format {
7        use ash::vk::Format as F;
8        use wgt::TextureFormat as Tf;
9        use wgt::{AstcBlock, AstcChannel};
10        match format {
11            Tf::R8Unorm => F::R8_UNORM,
12            Tf::R8Snorm => F::R8_SNORM,
13            Tf::R8Uint => F::R8_UINT,
14            Tf::R8Sint => F::R8_SINT,
15            Tf::R16Uint => F::R16_UINT,
16            Tf::R16Sint => F::R16_SINT,
17            Tf::R16Unorm => F::R16_UNORM,
18            Tf::R16Snorm => F::R16_SNORM,
19            Tf::R16Float => F::R16_SFLOAT,
20            Tf::Rg8Unorm => F::R8G8_UNORM,
21            Tf::Rg8Snorm => F::R8G8_SNORM,
22            Tf::Rg8Uint => F::R8G8_UINT,
23            Tf::Rg8Sint => F::R8G8_SINT,
24            Tf::Rg16Unorm => F::R16G16_UNORM,
25            Tf::Rg16Snorm => F::R16G16_SNORM,
26            Tf::R32Uint => F::R32_UINT,
27            Tf::R32Sint => F::R32_SINT,
28            Tf::R32Float => F::R32_SFLOAT,
29            Tf::Rg16Uint => F::R16G16_UINT,
30            Tf::Rg16Sint => F::R16G16_SINT,
31            Tf::Rg16Float => F::R16G16_SFLOAT,
32            Tf::Rgba8Unorm => F::R8G8B8A8_UNORM,
33            Tf::Rgba8UnormSrgb => F::R8G8B8A8_SRGB,
34            Tf::Bgra8UnormSrgb => F::B8G8R8A8_SRGB,
35            Tf::Rgba8Snorm => F::R8G8B8A8_SNORM,
36            Tf::Bgra8Unorm => F::B8G8R8A8_UNORM,
37            Tf::Rgba8Uint => F::R8G8B8A8_UINT,
38            Tf::Rgba8Sint => F::R8G8B8A8_SINT,
39            Tf::Rgb10a2Uint => F::A2B10G10R10_UINT_PACK32,
40            Tf::Rgb10a2Unorm => F::A2B10G10R10_UNORM_PACK32,
41            Tf::Rg11b10Ufloat => F::B10G11R11_UFLOAT_PACK32,
42            Tf::R64Uint => F::R64_UINT,
43            Tf::Rg32Uint => F::R32G32_UINT,
44            Tf::Rg32Sint => F::R32G32_SINT,
45            Tf::Rg32Float => F::R32G32_SFLOAT,
46            Tf::Rgba16Uint => F::R16G16B16A16_UINT,
47            Tf::Rgba16Sint => F::R16G16B16A16_SINT,
48            Tf::Rgba16Unorm => F::R16G16B16A16_UNORM,
49            Tf::Rgba16Snorm => F::R16G16B16A16_SNORM,
50            Tf::Rgba16Float => F::R16G16B16A16_SFLOAT,
51            Tf::Rgba32Uint => F::R32G32B32A32_UINT,
52            Tf::Rgba32Sint => F::R32G32B32A32_SINT,
53            Tf::Rgba32Float => F::R32G32B32A32_SFLOAT,
54            Tf::Depth32Float => F::D32_SFLOAT,
55            Tf::Depth32FloatStencil8 => F::D32_SFLOAT_S8_UINT,
56            Tf::Depth24Plus => {
57                if self.texture_d24 {
58                    F::X8_D24_UNORM_PACK32
59                } else {
60                    F::D32_SFLOAT
61                }
62            }
63            Tf::Depth24PlusStencil8 => {
64                if self.texture_d24_s8 {
65                    F::D24_UNORM_S8_UINT
66                } else {
67                    F::D32_SFLOAT_S8_UINT
68                }
69            }
70            Tf::Stencil8 => {
71                if self.texture_s8 {
72                    F::S8_UINT
73                } else if self.texture_d24_s8 {
74                    F::D24_UNORM_S8_UINT
75                } else {
76                    F::D32_SFLOAT_S8_UINT
77                }
78            }
79            Tf::Depth16Unorm => F::D16_UNORM,
80            Tf::NV12 => F::G8_B8R8_2PLANE_420_UNORM,
81            Tf::Rgb9e5Ufloat => F::E5B9G9R9_UFLOAT_PACK32,
82            Tf::Bc1RgbaUnorm => F::BC1_RGBA_UNORM_BLOCK,
83            Tf::Bc1RgbaUnormSrgb => F::BC1_RGBA_SRGB_BLOCK,
84            Tf::Bc2RgbaUnorm => F::BC2_UNORM_BLOCK,
85            Tf::Bc2RgbaUnormSrgb => F::BC2_SRGB_BLOCK,
86            Tf::Bc3RgbaUnorm => F::BC3_UNORM_BLOCK,
87            Tf::Bc3RgbaUnormSrgb => F::BC3_SRGB_BLOCK,
88            Tf::Bc4RUnorm => F::BC4_UNORM_BLOCK,
89            Tf::Bc4RSnorm => F::BC4_SNORM_BLOCK,
90            Tf::Bc5RgUnorm => F::BC5_UNORM_BLOCK,
91            Tf::Bc5RgSnorm => F::BC5_SNORM_BLOCK,
92            Tf::Bc6hRgbUfloat => F::BC6H_UFLOAT_BLOCK,
93            Tf::Bc6hRgbFloat => F::BC6H_SFLOAT_BLOCK,
94            Tf::Bc7RgbaUnorm => F::BC7_UNORM_BLOCK,
95            Tf::Bc7RgbaUnormSrgb => F::BC7_SRGB_BLOCK,
96            Tf::Etc2Rgb8Unorm => F::ETC2_R8G8B8_UNORM_BLOCK,
97            Tf::Etc2Rgb8UnormSrgb => F::ETC2_R8G8B8_SRGB_BLOCK,
98            Tf::Etc2Rgb8A1Unorm => F::ETC2_R8G8B8A1_UNORM_BLOCK,
99            Tf::Etc2Rgb8A1UnormSrgb => F::ETC2_R8G8B8A1_SRGB_BLOCK,
100            Tf::Etc2Rgba8Unorm => F::ETC2_R8G8B8A8_UNORM_BLOCK,
101            Tf::Etc2Rgba8UnormSrgb => F::ETC2_R8G8B8A8_SRGB_BLOCK,
102            Tf::EacR11Unorm => F::EAC_R11_UNORM_BLOCK,
103            Tf::EacR11Snorm => F::EAC_R11_SNORM_BLOCK,
104            Tf::EacRg11Unorm => F::EAC_R11G11_UNORM_BLOCK,
105            Tf::EacRg11Snorm => F::EAC_R11G11_SNORM_BLOCK,
106            Tf::Astc { block, channel } => match channel {
107                AstcChannel::Unorm => match block {
108                    AstcBlock::B4x4 => F::ASTC_4X4_UNORM_BLOCK,
109                    AstcBlock::B5x4 => F::ASTC_5X4_UNORM_BLOCK,
110                    AstcBlock::B5x5 => F::ASTC_5X5_UNORM_BLOCK,
111                    AstcBlock::B6x5 => F::ASTC_6X5_UNORM_BLOCK,
112                    AstcBlock::B6x6 => F::ASTC_6X6_UNORM_BLOCK,
113                    AstcBlock::B8x5 => F::ASTC_8X5_UNORM_BLOCK,
114                    AstcBlock::B8x6 => F::ASTC_8X6_UNORM_BLOCK,
115                    AstcBlock::B8x8 => F::ASTC_8X8_UNORM_BLOCK,
116                    AstcBlock::B10x5 => F::ASTC_10X5_UNORM_BLOCK,
117                    AstcBlock::B10x6 => F::ASTC_10X6_UNORM_BLOCK,
118                    AstcBlock::B10x8 => F::ASTC_10X8_UNORM_BLOCK,
119                    AstcBlock::B10x10 => F::ASTC_10X10_UNORM_BLOCK,
120                    AstcBlock::B12x10 => F::ASTC_12X10_UNORM_BLOCK,
121                    AstcBlock::B12x12 => F::ASTC_12X12_UNORM_BLOCK,
122                },
123                AstcChannel::UnormSrgb => match block {
124                    AstcBlock::B4x4 => F::ASTC_4X4_SRGB_BLOCK,
125                    AstcBlock::B5x4 => F::ASTC_5X4_SRGB_BLOCK,
126                    AstcBlock::B5x5 => F::ASTC_5X5_SRGB_BLOCK,
127                    AstcBlock::B6x5 => F::ASTC_6X5_SRGB_BLOCK,
128                    AstcBlock::B6x6 => F::ASTC_6X6_SRGB_BLOCK,
129                    AstcBlock::B8x5 => F::ASTC_8X5_SRGB_BLOCK,
130                    AstcBlock::B8x6 => F::ASTC_8X6_SRGB_BLOCK,
131                    AstcBlock::B8x8 => F::ASTC_8X8_SRGB_BLOCK,
132                    AstcBlock::B10x5 => F::ASTC_10X5_SRGB_BLOCK,
133                    AstcBlock::B10x6 => F::ASTC_10X6_SRGB_BLOCK,
134                    AstcBlock::B10x8 => F::ASTC_10X8_SRGB_BLOCK,
135                    AstcBlock::B10x10 => F::ASTC_10X10_SRGB_BLOCK,
136                    AstcBlock::B12x10 => F::ASTC_12X10_SRGB_BLOCK,
137                    AstcBlock::B12x12 => F::ASTC_12X12_SRGB_BLOCK,
138                },
139                AstcChannel::Hdr => match block {
140                    AstcBlock::B4x4 => F::ASTC_4X4_SFLOAT_BLOCK_EXT,
141                    AstcBlock::B5x4 => F::ASTC_5X4_SFLOAT_BLOCK_EXT,
142                    AstcBlock::B5x5 => F::ASTC_5X5_SFLOAT_BLOCK_EXT,
143                    AstcBlock::B6x5 => F::ASTC_6X5_SFLOAT_BLOCK_EXT,
144                    AstcBlock::B6x6 => F::ASTC_6X6_SFLOAT_BLOCK_EXT,
145                    AstcBlock::B8x5 => F::ASTC_8X5_SFLOAT_BLOCK_EXT,
146                    AstcBlock::B8x6 => F::ASTC_8X6_SFLOAT_BLOCK_EXT,
147                    AstcBlock::B8x8 => F::ASTC_8X8_SFLOAT_BLOCK_EXT,
148                    AstcBlock::B10x5 => F::ASTC_10X5_SFLOAT_BLOCK_EXT,
149                    AstcBlock::B10x6 => F::ASTC_10X6_SFLOAT_BLOCK_EXT,
150                    AstcBlock::B10x8 => F::ASTC_10X8_SFLOAT_BLOCK_EXT,
151                    AstcBlock::B10x10 => F::ASTC_10X10_SFLOAT_BLOCK_EXT,
152                    AstcBlock::B12x10 => F::ASTC_12X10_SFLOAT_BLOCK_EXT,
153                    AstcBlock::B12x12 => F::ASTC_12X12_SFLOAT_BLOCK_EXT,
154                },
155            },
156        }
157    }
158}
159
160pub fn map_vk_surface_formats(sf: vk::SurfaceFormatKHR) -> Option<wgt::TextureFormat> {
161    use ash::vk::Format as F;
162    use wgt::TextureFormat as Tf;
163    // List we care about pulled from https://vulkan.gpuinfo.org/listsurfaceformats.php
164    Some(match sf.color_space {
165        vk::ColorSpaceKHR::SRGB_NONLINEAR => match sf.format {
166            F::B8G8R8A8_UNORM => Tf::Bgra8Unorm,
167            F::B8G8R8A8_SRGB => Tf::Bgra8UnormSrgb,
168            F::R8G8B8A8_SNORM => Tf::Rgba8Snorm,
169            F::R8G8B8A8_UNORM => Tf::Rgba8Unorm,
170            F::R8G8B8A8_SRGB => Tf::Rgba8UnormSrgb,
171            _ => return None,
172        },
173        vk::ColorSpaceKHR::EXTENDED_SRGB_LINEAR_EXT => match sf.format {
174            F::R16G16B16A16_SFLOAT => Tf::Rgba16Float,
175            F::R16G16B16A16_SNORM => Tf::Rgba16Snorm,
176            F::R16G16B16A16_UNORM => Tf::Rgba16Unorm,
177            F::A2B10G10R10_UNORM_PACK32 => Tf::Rgb10a2Unorm,
178            _ => return None,
179        },
180        _ => return None,
181    })
182}
183
184impl crate::Attachment<'_, super::TextureView> {
185    pub(super) fn make_attachment_key(&self, ops: crate::AttachmentOps) -> super::AttachmentKey {
186        super::AttachmentKey {
187            format: self.view.raw_format,
188            layout: derive_image_layout(self.usage, self.view.format),
189            ops,
190        }
191    }
192}
193
194impl crate::ColorAttachment<'_, super::TextureView> {
195    pub(super) unsafe fn make_vk_clear_color(&self) -> vk::ClearColorValue {
196        let cv = &self.clear_value;
197        match self.target.view.format.sample_type(None, None).unwrap() {
198            wgt::TextureSampleType::Float { .. } => vk::ClearColorValue {
199                float32: [cv.r as f32, cv.g as f32, cv.b as f32, cv.a as f32],
200            },
201            wgt::TextureSampleType::Sint => vk::ClearColorValue {
202                int32: [cv.r as i32, cv.g as i32, cv.b as i32, cv.a as i32],
203            },
204            wgt::TextureSampleType::Uint => vk::ClearColorValue {
205                uint32: [cv.r as u32, cv.g as u32, cv.b as u32, cv.a as u32],
206            },
207            wgt::TextureSampleType::Depth => unreachable!(),
208        }
209    }
210}
211
212pub fn derive_image_layout(usage: wgt::TextureUses, format: wgt::TextureFormat) -> vk::ImageLayout {
213    // Note: depth textures are always sampled with RODS layout
214    let is_color = !format.is_depth_stencil_format();
215    match usage {
216        wgt::TextureUses::UNINITIALIZED => vk::ImageLayout::UNDEFINED,
217        wgt::TextureUses::COPY_SRC => vk::ImageLayout::TRANSFER_SRC_OPTIMAL,
218        wgt::TextureUses::COPY_DST => vk::ImageLayout::TRANSFER_DST_OPTIMAL,
219        wgt::TextureUses::RESOURCE if is_color => vk::ImageLayout::SHADER_READ_ONLY_OPTIMAL,
220        wgt::TextureUses::COLOR_TARGET => vk::ImageLayout::COLOR_ATTACHMENT_OPTIMAL,
221        wgt::TextureUses::DEPTH_STENCIL_WRITE => vk::ImageLayout::DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
222        _ => {
223            if usage == wgt::TextureUses::PRESENT {
224                vk::ImageLayout::PRESENT_SRC_KHR
225            } else if is_color {
226                vk::ImageLayout::GENERAL
227            } else {
228                vk::ImageLayout::DEPTH_STENCIL_READ_ONLY_OPTIMAL
229            }
230        }
231    }
232}
233
234pub fn map_texture_usage(usage: wgt::TextureUses) -> vk::ImageUsageFlags {
235    let mut flags = vk::ImageUsageFlags::empty();
236    if usage.contains(wgt::TextureUses::COPY_SRC) {
237        flags |= vk::ImageUsageFlags::TRANSFER_SRC;
238    }
239    if usage.contains(wgt::TextureUses::COPY_DST) {
240        flags |= vk::ImageUsageFlags::TRANSFER_DST;
241    }
242    if usage.contains(wgt::TextureUses::RESOURCE) {
243        flags |= vk::ImageUsageFlags::SAMPLED;
244    }
245    if usage.contains(wgt::TextureUses::COLOR_TARGET) {
246        flags |= vk::ImageUsageFlags::COLOR_ATTACHMENT;
247    }
248    if usage
249        .intersects(wgt::TextureUses::DEPTH_STENCIL_READ | wgt::TextureUses::DEPTH_STENCIL_WRITE)
250    {
251        flags |= vk::ImageUsageFlags::DEPTH_STENCIL_ATTACHMENT;
252    }
253    if usage.intersects(
254        wgt::TextureUses::STORAGE_READ_ONLY
255            | wgt::TextureUses::STORAGE_WRITE_ONLY
256            | wgt::TextureUses::STORAGE_READ_WRITE
257            | wgt::TextureUses::STORAGE_ATOMIC,
258    ) {
259        flags |= vk::ImageUsageFlags::STORAGE;
260    }
261    flags
262}
263
264pub fn map_texture_usage_to_barrier(
265    usage: wgt::TextureUses,
266) -> (vk::PipelineStageFlags, vk::AccessFlags) {
267    let mut stages = vk::PipelineStageFlags::empty();
268    let mut access = vk::AccessFlags::empty();
269    let shader_stages = vk::PipelineStageFlags::VERTEX_SHADER
270        | vk::PipelineStageFlags::FRAGMENT_SHADER
271        | vk::PipelineStageFlags::COMPUTE_SHADER;
272
273    if usage.contains(wgt::TextureUses::COPY_SRC) {
274        stages |= vk::PipelineStageFlags::TRANSFER;
275        access |= vk::AccessFlags::TRANSFER_READ;
276    }
277    if usage.contains(wgt::TextureUses::COPY_DST) {
278        stages |= vk::PipelineStageFlags::TRANSFER;
279        access |= vk::AccessFlags::TRANSFER_WRITE;
280    }
281    if usage.contains(wgt::TextureUses::RESOURCE) {
282        stages |= shader_stages;
283        access |= vk::AccessFlags::SHADER_READ;
284    }
285    if usage.contains(wgt::TextureUses::COLOR_TARGET) {
286        stages |= vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT;
287        access |= vk::AccessFlags::COLOR_ATTACHMENT_READ | vk::AccessFlags::COLOR_ATTACHMENT_WRITE;
288    }
289    if usage.intersects(wgt::TextureUses::DEPTH_STENCIL_READ) {
290        stages |= vk::PipelineStageFlags::EARLY_FRAGMENT_TESTS
291            | vk::PipelineStageFlags::LATE_FRAGMENT_TESTS;
292        access |= vk::AccessFlags::DEPTH_STENCIL_ATTACHMENT_READ;
293    }
294    if usage.intersects(wgt::TextureUses::DEPTH_STENCIL_WRITE) {
295        stages |= vk::PipelineStageFlags::EARLY_FRAGMENT_TESTS
296            | vk::PipelineStageFlags::LATE_FRAGMENT_TESTS;
297        access |= vk::AccessFlags::DEPTH_STENCIL_ATTACHMENT_READ
298            | vk::AccessFlags::DEPTH_STENCIL_ATTACHMENT_WRITE;
299    }
300    if usage.intersects(
301        wgt::TextureUses::STORAGE_READ_ONLY
302            | wgt::TextureUses::STORAGE_READ_WRITE
303            | wgt::TextureUses::STORAGE_ATOMIC,
304    ) {
305        stages |= shader_stages;
306        access |= vk::AccessFlags::SHADER_READ;
307    }
308    if usage.intersects(
309        wgt::TextureUses::STORAGE_WRITE_ONLY
310            | wgt::TextureUses::STORAGE_READ_WRITE
311            | wgt::TextureUses::STORAGE_ATOMIC,
312    ) {
313        stages |= shader_stages;
314        access |= vk::AccessFlags::SHADER_WRITE;
315    }
316
317    if usage == wgt::TextureUses::UNINITIALIZED || usage == wgt::TextureUses::PRESENT {
318        (
319            vk::PipelineStageFlags::TOP_OF_PIPE,
320            vk::AccessFlags::empty(),
321        )
322    } else {
323        (stages, access)
324    }
325}
326
327pub fn map_vk_image_usage(usage: vk::ImageUsageFlags) -> wgt::TextureUses {
328    let mut bits = wgt::TextureUses::empty();
329    if usage.contains(vk::ImageUsageFlags::TRANSFER_SRC) {
330        bits |= wgt::TextureUses::COPY_SRC;
331    }
332    if usage.contains(vk::ImageUsageFlags::TRANSFER_DST) {
333        bits |= wgt::TextureUses::COPY_DST;
334    }
335    if usage.contains(vk::ImageUsageFlags::SAMPLED) {
336        bits |= wgt::TextureUses::RESOURCE;
337    }
338    if usage.contains(vk::ImageUsageFlags::COLOR_ATTACHMENT) {
339        bits |= wgt::TextureUses::COLOR_TARGET;
340    }
341    if usage.contains(vk::ImageUsageFlags::DEPTH_STENCIL_ATTACHMENT) {
342        bits |= wgt::TextureUses::DEPTH_STENCIL_READ | wgt::TextureUses::DEPTH_STENCIL_WRITE;
343    }
344    if usage.contains(vk::ImageUsageFlags::STORAGE) {
345        bits |= wgt::TextureUses::STORAGE_READ_ONLY
346            | wgt::TextureUses::STORAGE_WRITE_ONLY
347            | wgt::TextureUses::STORAGE_READ_WRITE
348            | wgt::TextureUses::STORAGE_ATOMIC;
349    }
350    bits
351}
352
353pub fn map_texture_dimension(dim: wgt::TextureDimension) -> vk::ImageType {
354    match dim {
355        wgt::TextureDimension::D1 => vk::ImageType::TYPE_1D,
356        wgt::TextureDimension::D2 => vk::ImageType::TYPE_2D,
357        wgt::TextureDimension::D3 => vk::ImageType::TYPE_3D,
358    }
359}
360
361pub fn map_index_format(index_format: wgt::IndexFormat) -> vk::IndexType {
362    match index_format {
363        wgt::IndexFormat::Uint16 => vk::IndexType::UINT16,
364        wgt::IndexFormat::Uint32 => vk::IndexType::UINT32,
365    }
366}
367
368pub fn map_vertex_format(vertex_format: wgt::VertexFormat) -> vk::Format {
369    use wgt::VertexFormat as Vf;
370    match vertex_format {
371        Vf::Uint8 => vk::Format::R8_UINT,
372        Vf::Uint8x2 => vk::Format::R8G8_UINT,
373        Vf::Uint8x4 => vk::Format::R8G8B8A8_UINT,
374        Vf::Sint8 => vk::Format::R8_SINT,
375        Vf::Sint8x2 => vk::Format::R8G8_SINT,
376        Vf::Sint8x4 => vk::Format::R8G8B8A8_SINT,
377        Vf::Unorm8 => vk::Format::R8_UNORM,
378        Vf::Unorm8x2 => vk::Format::R8G8_UNORM,
379        Vf::Unorm8x4 => vk::Format::R8G8B8A8_UNORM,
380        Vf::Snorm8 => vk::Format::R8_SNORM,
381        Vf::Snorm8x2 => vk::Format::R8G8_SNORM,
382        Vf::Snorm8x4 => vk::Format::R8G8B8A8_SNORM,
383        Vf::Uint16 => vk::Format::R16_UINT,
384        Vf::Uint16x2 => vk::Format::R16G16_UINT,
385        Vf::Uint16x4 => vk::Format::R16G16B16A16_UINT,
386        Vf::Sint16 => vk::Format::R16_SINT,
387        Vf::Sint16x2 => vk::Format::R16G16_SINT,
388        Vf::Sint16x4 => vk::Format::R16G16B16A16_SINT,
389        Vf::Unorm16 => vk::Format::R16_UNORM,
390        Vf::Unorm16x2 => vk::Format::R16G16_UNORM,
391        Vf::Unorm16x4 => vk::Format::R16G16B16A16_UNORM,
392        Vf::Snorm16 => vk::Format::R16_SNORM,
393        Vf::Snorm16x2 => vk::Format::R16G16_SNORM,
394        Vf::Snorm16x4 => vk::Format::R16G16B16A16_SNORM,
395        Vf::Float16 => vk::Format::R16_SFLOAT,
396        Vf::Float16x2 => vk::Format::R16G16_SFLOAT,
397        Vf::Float16x4 => vk::Format::R16G16B16A16_SFLOAT,
398        Vf::Float32 => vk::Format::R32_SFLOAT,
399        Vf::Float32x2 => vk::Format::R32G32_SFLOAT,
400        Vf::Float32x3 => vk::Format::R32G32B32_SFLOAT,
401        Vf::Float32x4 => vk::Format::R32G32B32A32_SFLOAT,
402        Vf::Uint32 => vk::Format::R32_UINT,
403        Vf::Uint32x2 => vk::Format::R32G32_UINT,
404        Vf::Uint32x3 => vk::Format::R32G32B32_UINT,
405        Vf::Uint32x4 => vk::Format::R32G32B32A32_UINT,
406        Vf::Sint32 => vk::Format::R32_SINT,
407        Vf::Sint32x2 => vk::Format::R32G32_SINT,
408        Vf::Sint32x3 => vk::Format::R32G32B32_SINT,
409        Vf::Sint32x4 => vk::Format::R32G32B32A32_SINT,
410        Vf::Float64 => vk::Format::R64_SFLOAT,
411        Vf::Float64x2 => vk::Format::R64G64_SFLOAT,
412        Vf::Float64x3 => vk::Format::R64G64B64_SFLOAT,
413        Vf::Float64x4 => vk::Format::R64G64B64A64_SFLOAT,
414        Vf::Unorm10_10_10_2 => vk::Format::A2B10G10R10_UNORM_PACK32,
415        Vf::Unorm8x4Bgra => vk::Format::B8G8R8A8_UNORM,
416    }
417}
418
419pub fn map_aspects(aspects: crate::FormatAspects) -> vk::ImageAspectFlags {
420    let mut flags = vk::ImageAspectFlags::empty();
421    if aspects.contains(crate::FormatAspects::COLOR) {
422        flags |= vk::ImageAspectFlags::COLOR;
423    }
424    if aspects.contains(crate::FormatAspects::DEPTH) {
425        flags |= vk::ImageAspectFlags::DEPTH;
426    }
427    if aspects.contains(crate::FormatAspects::STENCIL) {
428        flags |= vk::ImageAspectFlags::STENCIL;
429    }
430    if aspects.contains(crate::FormatAspects::PLANE_0) {
431        flags |= vk::ImageAspectFlags::PLANE_0;
432    }
433    if aspects.contains(crate::FormatAspects::PLANE_1) {
434        flags |= vk::ImageAspectFlags::PLANE_1;
435    }
436    if aspects.contains(crate::FormatAspects::PLANE_2) {
437        flags |= vk::ImageAspectFlags::PLANE_2;
438    }
439    flags
440}
441
442pub fn map_attachment_ops(
443    op: crate::AttachmentOps,
444) -> (vk::AttachmentLoadOp, vk::AttachmentStoreOp) {
445    let load_op = if op.contains(crate::AttachmentOps::LOAD) {
446        vk::AttachmentLoadOp::LOAD
447    } else {
448        vk::AttachmentLoadOp::CLEAR
449    };
450    let store_op = if op.contains(crate::AttachmentOps::STORE) {
451        vk::AttachmentStoreOp::STORE
452    } else {
453        vk::AttachmentStoreOp::DONT_CARE
454    };
455    (load_op, store_op)
456}
457
458pub fn map_present_mode(mode: wgt::PresentMode) -> vk::PresentModeKHR {
459    match mode {
460        wgt::PresentMode::Immediate => vk::PresentModeKHR::IMMEDIATE,
461        wgt::PresentMode::Mailbox => vk::PresentModeKHR::MAILBOX,
462        wgt::PresentMode::Fifo => vk::PresentModeKHR::FIFO,
463        wgt::PresentMode::FifoRelaxed => vk::PresentModeKHR::FIFO_RELAXED,
464        wgt::PresentMode::AutoNoVsync | wgt::PresentMode::AutoVsync => {
465            unreachable!("Cannot create swapchain with Auto PresentationMode")
466        }
467    }
468}
469
470pub fn map_vk_present_mode(mode: vk::PresentModeKHR) -> Option<wgt::PresentMode> {
471    // Not exposed in Ash yet.
472    const FIFO_LATEST_READY: vk::PresentModeKHR = vk::PresentModeKHR::from_raw(1_000_361_000);
473
474    // See https://registry.khronos.org/vulkan/specs/latest/man/html/VkPresentModeKHR.html
475    match mode {
476        vk::PresentModeKHR::IMMEDIATE => Some(wgt::PresentMode::Immediate),
477        vk::PresentModeKHR::MAILBOX => Some(wgt::PresentMode::Mailbox),
478        vk::PresentModeKHR::FIFO => Some(wgt::PresentMode::Fifo),
479        vk::PresentModeKHR::FIFO_RELAXED => Some(wgt::PresentMode::FifoRelaxed),
480
481        // Modes that aren't exposed yet.
482        vk::PresentModeKHR::SHARED_DEMAND_REFRESH => None,
483        vk::PresentModeKHR::SHARED_CONTINUOUS_REFRESH => None,
484        FIFO_LATEST_READY => None,
485
486        _ => {
487            log::debug!("Unrecognized present mode {mode:?}");
488            None
489        }
490    }
491}
492
493pub fn map_composite_alpha_mode(mode: wgt::CompositeAlphaMode) -> vk::CompositeAlphaFlagsKHR {
494    match mode {
495        wgt::CompositeAlphaMode::Opaque => vk::CompositeAlphaFlagsKHR::OPAQUE,
496        wgt::CompositeAlphaMode::PreMultiplied => vk::CompositeAlphaFlagsKHR::PRE_MULTIPLIED,
497        wgt::CompositeAlphaMode::PostMultiplied => vk::CompositeAlphaFlagsKHR::POST_MULTIPLIED,
498        wgt::CompositeAlphaMode::Inherit => vk::CompositeAlphaFlagsKHR::INHERIT,
499        wgt::CompositeAlphaMode::Auto => unreachable!(),
500    }
501}
502
503pub fn map_vk_composite_alpha(flags: vk::CompositeAlphaFlagsKHR) -> Vec<wgt::CompositeAlphaMode> {
504    let mut modes = Vec::new();
505    if flags.contains(vk::CompositeAlphaFlagsKHR::OPAQUE) {
506        modes.push(wgt::CompositeAlphaMode::Opaque);
507    }
508    if flags.contains(vk::CompositeAlphaFlagsKHR::PRE_MULTIPLIED) {
509        modes.push(wgt::CompositeAlphaMode::PreMultiplied);
510    }
511    if flags.contains(vk::CompositeAlphaFlagsKHR::POST_MULTIPLIED) {
512        modes.push(wgt::CompositeAlphaMode::PostMultiplied);
513    }
514    if flags.contains(vk::CompositeAlphaFlagsKHR::INHERIT) {
515        modes.push(wgt::CompositeAlphaMode::Inherit);
516    }
517    modes
518}
519
520pub fn map_buffer_usage(usage: wgt::BufferUses) -> vk::BufferUsageFlags {
521    let mut flags = vk::BufferUsageFlags::empty();
522    if usage.contains(wgt::BufferUses::COPY_SRC) {
523        flags |= vk::BufferUsageFlags::TRANSFER_SRC;
524    }
525    if usage.contains(wgt::BufferUses::COPY_DST) {
526        flags |= vk::BufferUsageFlags::TRANSFER_DST;
527    }
528    if usage.contains(wgt::BufferUses::UNIFORM) {
529        flags |= vk::BufferUsageFlags::UNIFORM_BUFFER;
530    }
531    if usage.intersects(wgt::BufferUses::STORAGE_READ_ONLY | wgt::BufferUses::STORAGE_READ_WRITE) {
532        flags |= vk::BufferUsageFlags::STORAGE_BUFFER;
533    }
534    if usage.contains(wgt::BufferUses::INDEX) {
535        flags |= vk::BufferUsageFlags::INDEX_BUFFER;
536    }
537    if usage.contains(wgt::BufferUses::VERTEX) {
538        flags |= vk::BufferUsageFlags::VERTEX_BUFFER;
539    }
540    if usage.contains(wgt::BufferUses::INDIRECT) {
541        flags |= vk::BufferUsageFlags::INDIRECT_BUFFER;
542    }
543    if usage.contains(wgt::BufferUses::ACCELERATION_STRUCTURE_SCRATCH) {
544        flags |= vk::BufferUsageFlags::STORAGE_BUFFER | vk::BufferUsageFlags::SHADER_DEVICE_ADDRESS;
545    }
546    if usage.intersects(
547        wgt::BufferUses::BOTTOM_LEVEL_ACCELERATION_STRUCTURE_INPUT
548            | wgt::BufferUses::TOP_LEVEL_ACCELERATION_STRUCTURE_INPUT,
549    ) {
550        flags |= vk::BufferUsageFlags::ACCELERATION_STRUCTURE_BUILD_INPUT_READ_ONLY_KHR
551            | vk::BufferUsageFlags::SHADER_DEVICE_ADDRESS;
552    }
553    if usage.intersects(wgt::BufferUses::ACCELERATION_STRUCTURE_QUERY) {
554        flags |= vk::BufferUsageFlags::TRANSFER_DST;
555    }
556    flags
557}
558
559pub fn map_buffer_usage_to_barrier(
560    usage: wgt::BufferUses,
561) -> (vk::PipelineStageFlags, vk::AccessFlags) {
562    let mut stages = vk::PipelineStageFlags::empty();
563    let mut access = vk::AccessFlags::empty();
564    let shader_stages = vk::PipelineStageFlags::VERTEX_SHADER
565        | vk::PipelineStageFlags::FRAGMENT_SHADER
566        | vk::PipelineStageFlags::COMPUTE_SHADER;
567
568    if usage.contains(wgt::BufferUses::MAP_READ) {
569        stages |= vk::PipelineStageFlags::HOST;
570        access |= vk::AccessFlags::HOST_READ;
571    }
572    if usage.contains(wgt::BufferUses::MAP_WRITE) {
573        stages |= vk::PipelineStageFlags::HOST;
574        access |= vk::AccessFlags::HOST_WRITE;
575    }
576    if usage.contains(wgt::BufferUses::COPY_SRC) {
577        stages |= vk::PipelineStageFlags::TRANSFER;
578        access |= vk::AccessFlags::TRANSFER_READ;
579    }
580    if usage.contains(wgt::BufferUses::COPY_DST) {
581        stages |= vk::PipelineStageFlags::TRANSFER;
582        access |= vk::AccessFlags::TRANSFER_WRITE;
583    }
584    if usage.contains(wgt::BufferUses::UNIFORM) {
585        stages |= shader_stages;
586        access |= vk::AccessFlags::UNIFORM_READ;
587    }
588    if usage.intersects(wgt::BufferUses::STORAGE_READ_ONLY) {
589        stages |= shader_stages;
590        access |= vk::AccessFlags::SHADER_READ;
591    }
592    if usage.intersects(wgt::BufferUses::STORAGE_READ_WRITE) {
593        stages |= shader_stages;
594        access |= vk::AccessFlags::SHADER_READ | vk::AccessFlags::SHADER_WRITE;
595    }
596    if usage.contains(wgt::BufferUses::INDEX) {
597        stages |= vk::PipelineStageFlags::VERTEX_INPUT;
598        access |= vk::AccessFlags::INDEX_READ;
599    }
600    if usage.contains(wgt::BufferUses::VERTEX) {
601        stages |= vk::PipelineStageFlags::VERTEX_INPUT;
602        access |= vk::AccessFlags::VERTEX_ATTRIBUTE_READ;
603    }
604    if usage.contains(wgt::BufferUses::INDIRECT) {
605        stages |= vk::PipelineStageFlags::DRAW_INDIRECT;
606        access |= vk::AccessFlags::INDIRECT_COMMAND_READ;
607    }
608    if usage.intersects(
609        wgt::BufferUses::BOTTOM_LEVEL_ACCELERATION_STRUCTURE_INPUT
610            | wgt::BufferUses::TOP_LEVEL_ACCELERATION_STRUCTURE_INPUT
611            | wgt::BufferUses::ACCELERATION_STRUCTURE_SCRATCH,
612    ) {
613        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
614        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_READ_KHR
615            | vk::AccessFlags::ACCELERATION_STRUCTURE_WRITE_KHR
616            | vk::AccessFlags::SHADER_READ;
617    }
618    if usage.contains(wgt::BufferUses::ACCELERATION_STRUCTURE_QUERY) {
619        stages |= vk::PipelineStageFlags::TRANSFER;
620        access |= vk::AccessFlags::TRANSFER_WRITE;
621    }
622
623    (stages, access)
624}
625
626pub fn map_view_dimension(dim: wgt::TextureViewDimension) -> vk::ImageViewType {
627    match dim {
628        wgt::TextureViewDimension::D1 => vk::ImageViewType::TYPE_1D,
629        wgt::TextureViewDimension::D2 => vk::ImageViewType::TYPE_2D,
630        wgt::TextureViewDimension::D2Array => vk::ImageViewType::TYPE_2D_ARRAY,
631        wgt::TextureViewDimension::Cube => vk::ImageViewType::CUBE,
632        wgt::TextureViewDimension::CubeArray => vk::ImageViewType::CUBE_ARRAY,
633        wgt::TextureViewDimension::D3 => vk::ImageViewType::TYPE_3D,
634    }
635}
636
637pub fn map_copy_extent(extent: &crate::CopyExtent) -> vk::Extent3D {
638    vk::Extent3D {
639        width: extent.width,
640        height: extent.height,
641        depth: extent.depth,
642    }
643}
644
645pub fn map_subresource_range(
646    range: &wgt::ImageSubresourceRange,
647    format: wgt::TextureFormat,
648) -> vk::ImageSubresourceRange {
649    vk::ImageSubresourceRange {
650        aspect_mask: map_aspects(crate::FormatAspects::new(format, range.aspect)),
651        base_mip_level: range.base_mip_level,
652        level_count: range.mip_level_count.unwrap_or(vk::REMAINING_MIP_LEVELS),
653        base_array_layer: range.base_array_layer,
654        layer_count: range
655            .array_layer_count
656            .unwrap_or(vk::REMAINING_ARRAY_LAYERS),
657    }
658}
659
660// Special subresource range mapping for dealing with barriers
661// so that we account for the "hidden" depth aspect in emulated Stencil8.
662pub(super) fn map_subresource_range_combined_aspect(
663    range: &wgt::ImageSubresourceRange,
664    format: wgt::TextureFormat,
665    private_caps: &super::PrivateCapabilities,
666) -> vk::ImageSubresourceRange {
667    let mut range = map_subresource_range(range, format);
668    if !private_caps.texture_s8 && format == wgt::TextureFormat::Stencil8 {
669        range.aspect_mask |= vk::ImageAspectFlags::DEPTH;
670    }
671    range
672}
673
674pub fn map_subresource_layers(
675    base: &crate::TextureCopyBase,
676) -> (vk::ImageSubresourceLayers, vk::Offset3D) {
677    let offset = vk::Offset3D {
678        x: base.origin.x as i32,
679        y: base.origin.y as i32,
680        z: base.origin.z as i32,
681    };
682    let subresource = vk::ImageSubresourceLayers {
683        aspect_mask: map_aspects(base.aspect),
684        mip_level: base.mip_level,
685        base_array_layer: base.array_layer,
686        layer_count: 1,
687    };
688    (subresource, offset)
689}
690
691pub fn map_filter_mode(mode: wgt::FilterMode) -> vk::Filter {
692    match mode {
693        wgt::FilterMode::Nearest => vk::Filter::NEAREST,
694        wgt::FilterMode::Linear => vk::Filter::LINEAR,
695    }
696}
697
698pub fn map_mip_filter_mode(mode: wgt::FilterMode) -> vk::SamplerMipmapMode {
699    match mode {
700        wgt::FilterMode::Nearest => vk::SamplerMipmapMode::NEAREST,
701        wgt::FilterMode::Linear => vk::SamplerMipmapMode::LINEAR,
702    }
703}
704
705pub fn map_address_mode(mode: wgt::AddressMode) -> vk::SamplerAddressMode {
706    match mode {
707        wgt::AddressMode::ClampToEdge => vk::SamplerAddressMode::CLAMP_TO_EDGE,
708        wgt::AddressMode::Repeat => vk::SamplerAddressMode::REPEAT,
709        wgt::AddressMode::MirrorRepeat => vk::SamplerAddressMode::MIRRORED_REPEAT,
710        wgt::AddressMode::ClampToBorder => vk::SamplerAddressMode::CLAMP_TO_BORDER,
711        // wgt::AddressMode::MirrorClamp => vk::SamplerAddressMode::MIRROR_CLAMP_TO_EDGE,
712    }
713}
714
715pub fn map_border_color(border_color: wgt::SamplerBorderColor) -> vk::BorderColor {
716    match border_color {
717        wgt::SamplerBorderColor::TransparentBlack | wgt::SamplerBorderColor::Zero => {
718            vk::BorderColor::FLOAT_TRANSPARENT_BLACK
719        }
720        wgt::SamplerBorderColor::OpaqueBlack => vk::BorderColor::FLOAT_OPAQUE_BLACK,
721        wgt::SamplerBorderColor::OpaqueWhite => vk::BorderColor::FLOAT_OPAQUE_WHITE,
722    }
723}
724
725pub fn map_comparison(fun: wgt::CompareFunction) -> vk::CompareOp {
726    use wgt::CompareFunction as Cf;
727    match fun {
728        Cf::Never => vk::CompareOp::NEVER,
729        Cf::Less => vk::CompareOp::LESS,
730        Cf::LessEqual => vk::CompareOp::LESS_OR_EQUAL,
731        Cf::Equal => vk::CompareOp::EQUAL,
732        Cf::GreaterEqual => vk::CompareOp::GREATER_OR_EQUAL,
733        Cf::Greater => vk::CompareOp::GREATER,
734        Cf::NotEqual => vk::CompareOp::NOT_EQUAL,
735        Cf::Always => vk::CompareOp::ALWAYS,
736    }
737}
738
739pub fn map_shader_stage(stage: wgt::ShaderStages) -> vk::ShaderStageFlags {
740    let mut flags = vk::ShaderStageFlags::empty();
741    if stage.contains(wgt::ShaderStages::VERTEX) {
742        flags |= vk::ShaderStageFlags::VERTEX;
743    }
744    if stage.contains(wgt::ShaderStages::FRAGMENT) {
745        flags |= vk::ShaderStageFlags::FRAGMENT;
746    }
747    if stage.contains(wgt::ShaderStages::COMPUTE) {
748        flags |= vk::ShaderStageFlags::COMPUTE;
749    }
750    flags
751}
752
753pub fn map_binding_type(ty: wgt::BindingType) -> vk::DescriptorType {
754    match ty {
755        wgt::BindingType::Buffer {
756            ty,
757            has_dynamic_offset,
758            ..
759        } => match ty {
760            wgt::BufferBindingType::Storage { .. } => match has_dynamic_offset {
761                true => vk::DescriptorType::STORAGE_BUFFER_DYNAMIC,
762                false => vk::DescriptorType::STORAGE_BUFFER,
763            },
764            wgt::BufferBindingType::Uniform => match has_dynamic_offset {
765                true => vk::DescriptorType::UNIFORM_BUFFER_DYNAMIC,
766                false => vk::DescriptorType::UNIFORM_BUFFER,
767            },
768        },
769        wgt::BindingType::Sampler { .. } => vk::DescriptorType::SAMPLER,
770        wgt::BindingType::Texture { .. } => vk::DescriptorType::SAMPLED_IMAGE,
771        wgt::BindingType::StorageTexture { .. } => vk::DescriptorType::STORAGE_IMAGE,
772        wgt::BindingType::AccelerationStructure { .. } => {
773            vk::DescriptorType::ACCELERATION_STRUCTURE_KHR
774        }
775        wgt::BindingType::ExternalTexture => unimplemented!(),
776    }
777}
778
779pub fn map_topology(topology: wgt::PrimitiveTopology) -> vk::PrimitiveTopology {
780    use wgt::PrimitiveTopology as Pt;
781    match topology {
782        Pt::PointList => vk::PrimitiveTopology::POINT_LIST,
783        Pt::LineList => vk::PrimitiveTopology::LINE_LIST,
784        Pt::LineStrip => vk::PrimitiveTopology::LINE_STRIP,
785        Pt::TriangleList => vk::PrimitiveTopology::TRIANGLE_LIST,
786        Pt::TriangleStrip => vk::PrimitiveTopology::TRIANGLE_STRIP,
787    }
788}
789
790pub fn map_polygon_mode(mode: wgt::PolygonMode) -> vk::PolygonMode {
791    match mode {
792        wgt::PolygonMode::Fill => vk::PolygonMode::FILL,
793        wgt::PolygonMode::Line => vk::PolygonMode::LINE,
794        wgt::PolygonMode::Point => vk::PolygonMode::POINT,
795    }
796}
797
798pub fn map_front_face(front_face: wgt::FrontFace) -> vk::FrontFace {
799    match front_face {
800        wgt::FrontFace::Cw => vk::FrontFace::CLOCKWISE,
801        wgt::FrontFace::Ccw => vk::FrontFace::COUNTER_CLOCKWISE,
802    }
803}
804
805pub fn map_cull_face(face: wgt::Face) -> vk::CullModeFlags {
806    match face {
807        wgt::Face::Front => vk::CullModeFlags::FRONT,
808        wgt::Face::Back => vk::CullModeFlags::BACK,
809    }
810}
811
812pub fn map_stencil_op(op: wgt::StencilOperation) -> vk::StencilOp {
813    use wgt::StencilOperation as So;
814    match op {
815        So::Keep => vk::StencilOp::KEEP,
816        So::Zero => vk::StencilOp::ZERO,
817        So::Replace => vk::StencilOp::REPLACE,
818        So::Invert => vk::StencilOp::INVERT,
819        So::IncrementClamp => vk::StencilOp::INCREMENT_AND_CLAMP,
820        So::IncrementWrap => vk::StencilOp::INCREMENT_AND_WRAP,
821        So::DecrementClamp => vk::StencilOp::DECREMENT_AND_CLAMP,
822        So::DecrementWrap => vk::StencilOp::DECREMENT_AND_WRAP,
823    }
824}
825
826pub fn map_stencil_face(
827    face: &wgt::StencilFaceState,
828    compare_mask: u32,
829    write_mask: u32,
830) -> vk::StencilOpState {
831    vk::StencilOpState {
832        fail_op: map_stencil_op(face.fail_op),
833        pass_op: map_stencil_op(face.pass_op),
834        depth_fail_op: map_stencil_op(face.depth_fail_op),
835        compare_op: map_comparison(face.compare),
836        compare_mask,
837        write_mask,
838        reference: 0,
839    }
840}
841
842fn map_blend_factor(factor: wgt::BlendFactor) -> vk::BlendFactor {
843    use wgt::BlendFactor as Bf;
844    match factor {
845        Bf::Zero => vk::BlendFactor::ZERO,
846        Bf::One => vk::BlendFactor::ONE,
847        Bf::Src => vk::BlendFactor::SRC_COLOR,
848        Bf::OneMinusSrc => vk::BlendFactor::ONE_MINUS_SRC_COLOR,
849        Bf::SrcAlpha => vk::BlendFactor::SRC_ALPHA,
850        Bf::OneMinusSrcAlpha => vk::BlendFactor::ONE_MINUS_SRC_ALPHA,
851        Bf::Dst => vk::BlendFactor::DST_COLOR,
852        Bf::OneMinusDst => vk::BlendFactor::ONE_MINUS_DST_COLOR,
853        Bf::DstAlpha => vk::BlendFactor::DST_ALPHA,
854        Bf::OneMinusDstAlpha => vk::BlendFactor::ONE_MINUS_DST_ALPHA,
855        Bf::SrcAlphaSaturated => vk::BlendFactor::SRC_ALPHA_SATURATE,
856        Bf::Constant => vk::BlendFactor::CONSTANT_COLOR,
857        Bf::OneMinusConstant => vk::BlendFactor::ONE_MINUS_CONSTANT_COLOR,
858        Bf::Src1 => vk::BlendFactor::SRC1_COLOR,
859        Bf::OneMinusSrc1 => vk::BlendFactor::ONE_MINUS_SRC1_COLOR,
860        Bf::Src1Alpha => vk::BlendFactor::SRC1_ALPHA,
861        Bf::OneMinusSrc1Alpha => vk::BlendFactor::ONE_MINUS_SRC1_ALPHA,
862    }
863}
864
865fn map_blend_op(operation: wgt::BlendOperation) -> vk::BlendOp {
866    use wgt::BlendOperation as Bo;
867    match operation {
868        Bo::Add => vk::BlendOp::ADD,
869        Bo::Subtract => vk::BlendOp::SUBTRACT,
870        Bo::ReverseSubtract => vk::BlendOp::REVERSE_SUBTRACT,
871        Bo::Min => vk::BlendOp::MIN,
872        Bo::Max => vk::BlendOp::MAX,
873    }
874}
875
876pub fn map_blend_component(
877    component: &wgt::BlendComponent,
878) -> (vk::BlendOp, vk::BlendFactor, vk::BlendFactor) {
879    let op = map_blend_op(component.operation);
880    let src = map_blend_factor(component.src_factor);
881    let dst = map_blend_factor(component.dst_factor);
882    (op, src, dst)
883}
884
885pub fn map_pipeline_statistics(
886    types: wgt::PipelineStatisticsTypes,
887) -> vk::QueryPipelineStatisticFlags {
888    use wgt::PipelineStatisticsTypes as Pst;
889    let mut flags = vk::QueryPipelineStatisticFlags::empty();
890    if types.contains(Pst::VERTEX_SHADER_INVOCATIONS) {
891        flags |= vk::QueryPipelineStatisticFlags::VERTEX_SHADER_INVOCATIONS;
892    }
893    if types.contains(Pst::CLIPPER_INVOCATIONS) {
894        flags |= vk::QueryPipelineStatisticFlags::CLIPPING_INVOCATIONS;
895    }
896    if types.contains(Pst::CLIPPER_PRIMITIVES_OUT) {
897        flags |= vk::QueryPipelineStatisticFlags::CLIPPING_PRIMITIVES;
898    }
899    if types.contains(Pst::FRAGMENT_SHADER_INVOCATIONS) {
900        flags |= vk::QueryPipelineStatisticFlags::FRAGMENT_SHADER_INVOCATIONS;
901    }
902    if types.contains(Pst::COMPUTE_SHADER_INVOCATIONS) {
903        flags |= vk::QueryPipelineStatisticFlags::COMPUTE_SHADER_INVOCATIONS;
904    }
905    flags
906}
907
908pub fn map_acceleration_structure_format(
909    format: crate::AccelerationStructureFormat,
910) -> vk::AccelerationStructureTypeKHR {
911    match format {
912        crate::AccelerationStructureFormat::TopLevel => vk::AccelerationStructureTypeKHR::TOP_LEVEL,
913        crate::AccelerationStructureFormat::BottomLevel => {
914            vk::AccelerationStructureTypeKHR::BOTTOM_LEVEL
915        }
916    }
917}
918
919pub fn map_acceleration_structure_build_mode(
920    format: crate::AccelerationStructureBuildMode,
921) -> vk::BuildAccelerationStructureModeKHR {
922    match format {
923        crate::AccelerationStructureBuildMode::Build => {
924            vk::BuildAccelerationStructureModeKHR::BUILD
925        }
926        crate::AccelerationStructureBuildMode::Update => {
927            vk::BuildAccelerationStructureModeKHR::UPDATE
928        }
929    }
930}
931
932pub fn map_acceleration_structure_flags(
933    flags: crate::AccelerationStructureBuildFlags,
934) -> vk::BuildAccelerationStructureFlagsKHR {
935    let mut vk_flags = vk::BuildAccelerationStructureFlagsKHR::empty();
936
937    if flags.contains(crate::AccelerationStructureBuildFlags::PREFER_FAST_TRACE) {
938        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::PREFER_FAST_TRACE;
939    }
940
941    if flags.contains(crate::AccelerationStructureBuildFlags::PREFER_FAST_BUILD) {
942        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::PREFER_FAST_BUILD;
943    }
944
945    if flags.contains(crate::AccelerationStructureBuildFlags::ALLOW_UPDATE) {
946        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::ALLOW_UPDATE;
947    }
948
949    if flags.contains(crate::AccelerationStructureBuildFlags::LOW_MEMORY) {
950        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::LOW_MEMORY;
951    }
952
953    if flags.contains(crate::AccelerationStructureBuildFlags::ALLOW_COMPACTION) {
954        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::ALLOW_COMPACTION
955    }
956
957    if flags.contains(crate::AccelerationStructureBuildFlags::ALLOW_RAY_HIT_VERTEX_RETURN) {
958        vk_flags |= vk::BuildAccelerationStructureFlagsKHR::ALLOW_DATA_ACCESS
959    }
960
961    vk_flags
962}
963
964pub fn map_acceleration_structure_geometry_flags(
965    flags: crate::AccelerationStructureGeometryFlags,
966) -> vk::GeometryFlagsKHR {
967    let mut vk_flags = vk::GeometryFlagsKHR::empty();
968
969    if flags.contains(crate::AccelerationStructureGeometryFlags::OPAQUE) {
970        vk_flags |= vk::GeometryFlagsKHR::OPAQUE;
971    }
972
973    if flags.contains(crate::AccelerationStructureGeometryFlags::NO_DUPLICATE_ANY_HIT_INVOCATION) {
974        vk_flags |= vk::GeometryFlagsKHR::NO_DUPLICATE_ANY_HIT_INVOCATION;
975    }
976
977    vk_flags
978}
979
980pub fn map_acceleration_structure_usage_to_barrier(
981    usage: crate::AccelerationStructureUses,
982    features: wgt::Features,
983) -> (vk::PipelineStageFlags, vk::AccessFlags) {
984    let mut stages = vk::PipelineStageFlags::empty();
985    let mut access = vk::AccessFlags::empty();
986
987    if usage.contains(crate::AccelerationStructureUses::BUILD_INPUT) {
988        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
989        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_READ_KHR;
990    }
991    if usage.contains(crate::AccelerationStructureUses::QUERY_INPUT) {
992        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
993        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_READ_KHR;
994    }
995    if usage.contains(crate::AccelerationStructureUses::BUILD_OUTPUT) {
996        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
997        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_WRITE_KHR;
998    }
999    if usage.contains(crate::AccelerationStructureUses::SHADER_INPUT)
1000        && features.contains(wgt::Features::EXPERIMENTAL_RAY_QUERY)
1001    {
1002        stages |= vk::PipelineStageFlags::VERTEX_SHADER
1003            | vk::PipelineStageFlags::FRAGMENT_SHADER
1004            | vk::PipelineStageFlags::COMPUTE_SHADER;
1005        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_READ_KHR;
1006    }
1007    if usage.contains(crate::AccelerationStructureUses::COPY_SRC) {
1008        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
1009        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_READ_KHR;
1010    }
1011    if usage.contains(crate::AccelerationStructureUses::COPY_DST) {
1012        stages |= vk::PipelineStageFlags::ACCELERATION_STRUCTURE_BUILD_KHR;
1013        access |= vk::AccessFlags::ACCELERATION_STRUCTURE_WRITE_KHR;
1014    }
1015
1016    (stages, access)
1017}