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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/wgpu-hal/src/empty.rs | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/wgpu-hal/src/empty.rs')
-rw-r--r-- | third_party/rust/wgpu-hal/src/empty.rs | 413 |
1 files changed, 413 insertions, 0 deletions
diff --git a/third_party/rust/wgpu-hal/src/empty.rs b/third_party/rust/wgpu-hal/src/empty.rs new file mode 100644 index 0000000000..1497acad91 --- /dev/null +++ b/third_party/rust/wgpu-hal/src/empty.rs @@ -0,0 +1,413 @@ +#![allow(unused_variables)] + +use std::ops::Range; + +#[derive(Clone)] +pub struct Api; +pub struct Context; +#[derive(Debug)] +pub struct Encoder; +#[derive(Debug)] +pub struct Resource; + +type DeviceResult<T> = Result<T, crate::DeviceError>; + +impl crate::Api for Api { + type Instance = Context; + type Surface = Context; + type Adapter = Context; + type Device = Context; + + type Queue = Context; + type CommandEncoder = Encoder; + type CommandBuffer = Resource; + + type Buffer = Resource; + type Texture = Resource; + type SurfaceTexture = Resource; + type TextureView = Resource; + type Sampler = Resource; + type QuerySet = Resource; + type Fence = Resource; + + type BindGroupLayout = Resource; + type BindGroup = Resource; + type PipelineLayout = Resource; + type ShaderModule = Resource; + type RenderPipeline = Resource; + type ComputePipeline = Resource; +} + +impl crate::Instance<Api> for Context { + unsafe fn init(desc: &crate::InstanceDescriptor) -> Result<Self, crate::InstanceError> { + Ok(Context) + } + unsafe fn create_surface( + &self, + _display_handle: raw_window_handle::RawDisplayHandle, + _window_handle: raw_window_handle::RawWindowHandle, + ) -> Result<Context, crate::InstanceError> { + Ok(Context) + } + unsafe fn destroy_surface(&self, surface: Context) {} + unsafe fn enumerate_adapters(&self) -> Vec<crate::ExposedAdapter<Api>> { + Vec::new() + } +} + +impl crate::Surface<Api> for Context { + unsafe fn configure( + &mut self, + device: &Context, + config: &crate::SurfaceConfiguration, + ) -> Result<(), crate::SurfaceError> { + Ok(()) + } + + unsafe fn unconfigure(&mut self, device: &Context) {} + + unsafe fn acquire_texture( + &mut self, + timeout: Option<std::time::Duration>, + ) -> Result<Option<crate::AcquiredSurfaceTexture<Api>>, crate::SurfaceError> { + Ok(None) + } + unsafe fn discard_texture(&mut self, texture: Resource) {} +} + +impl crate::Adapter<Api> for Context { + unsafe fn open( + &self, + features: wgt::Features, + _limits: &wgt::Limits, + ) -> DeviceResult<crate::OpenDevice<Api>> { + Err(crate::DeviceError::Lost) + } + unsafe fn texture_format_capabilities( + &self, + format: wgt::TextureFormat, + ) -> crate::TextureFormatCapabilities { + crate::TextureFormatCapabilities::empty() + } + + unsafe fn surface_capabilities(&self, surface: &Context) -> Option<crate::SurfaceCapabilities> { + None + } + + unsafe fn get_presentation_timestamp(&self) -> wgt::PresentationTimestamp { + wgt::PresentationTimestamp::INVALID_TIMESTAMP + } +} + +impl crate::Queue<Api> for Context { + unsafe fn submit( + &mut self, + command_buffers: &[&Resource], + signal_fence: Option<(&mut Resource, crate::FenceValue)>, + ) -> DeviceResult<()> { + Ok(()) + } + unsafe fn present( + &mut self, + surface: &mut Context, + texture: Resource, + ) -> Result<(), crate::SurfaceError> { + Ok(()) + } + + unsafe fn get_timestamp_period(&self) -> f32 { + 1.0 + } +} + +impl crate::Device<Api> for Context { + unsafe fn exit(self, queue: Context) {} + unsafe fn create_buffer(&self, desc: &crate::BufferDescriptor) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_buffer(&self, buffer: Resource) {} + unsafe fn map_buffer( + &self, + buffer: &Resource, + range: crate::MemoryRange, + ) -> DeviceResult<crate::BufferMapping> { + Err(crate::DeviceError::Lost) + } + unsafe fn unmap_buffer(&self, buffer: &Resource) -> DeviceResult<()> { + Ok(()) + } + unsafe fn flush_mapped_ranges<I>(&self, buffer: &Resource, ranges: I) {} + unsafe fn invalidate_mapped_ranges<I>(&self, buffer: &Resource, ranges: I) {} + + unsafe fn create_texture(&self, desc: &crate::TextureDescriptor) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_texture(&self, texture: Resource) {} + unsafe fn create_texture_view( + &self, + texture: &Resource, + desc: &crate::TextureViewDescriptor, + ) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_texture_view(&self, view: Resource) {} + unsafe fn create_sampler(&self, desc: &crate::SamplerDescriptor) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_sampler(&self, sampler: Resource) {} + + unsafe fn create_command_encoder( + &self, + desc: &crate::CommandEncoderDescriptor<Api>, + ) -> DeviceResult<Encoder> { + Ok(Encoder) + } + unsafe fn destroy_command_encoder(&self, encoder: Encoder) {} + + unsafe fn create_bind_group_layout( + &self, + desc: &crate::BindGroupLayoutDescriptor, + ) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_bind_group_layout(&self, bg_layout: Resource) {} + unsafe fn create_pipeline_layout( + &self, + desc: &crate::PipelineLayoutDescriptor<Api>, + ) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_pipeline_layout(&self, pipeline_layout: Resource) {} + unsafe fn create_bind_group( + &self, + desc: &crate::BindGroupDescriptor<Api>, + ) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_bind_group(&self, group: Resource) {} + + unsafe fn create_shader_module( + &self, + desc: &crate::ShaderModuleDescriptor, + shader: crate::ShaderInput, + ) -> Result<Resource, crate::ShaderError> { + Ok(Resource) + } + unsafe fn destroy_shader_module(&self, module: Resource) {} + unsafe fn create_render_pipeline( + &self, + desc: &crate::RenderPipelineDescriptor<Api>, + ) -> Result<Resource, crate::PipelineError> { + Ok(Resource) + } + unsafe fn destroy_render_pipeline(&self, pipeline: Resource) {} + unsafe fn create_compute_pipeline( + &self, + desc: &crate::ComputePipelineDescriptor<Api>, + ) -> Result<Resource, crate::PipelineError> { + Ok(Resource) + } + unsafe fn destroy_compute_pipeline(&self, pipeline: Resource) {} + + unsafe fn create_query_set( + &self, + desc: &wgt::QuerySetDescriptor<crate::Label>, + ) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_query_set(&self, set: Resource) {} + unsafe fn create_fence(&self) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn destroy_fence(&self, fence: Resource) {} + unsafe fn get_fence_value(&self, fence: &Resource) -> DeviceResult<crate::FenceValue> { + Ok(0) + } + unsafe fn wait( + &self, + fence: &Resource, + value: crate::FenceValue, + timeout_ms: u32, + ) -> DeviceResult<bool> { + Ok(true) + } + + unsafe fn start_capture(&self) -> bool { + false + } + unsafe fn stop_capture(&self) {} +} + +impl crate::CommandEncoder<Api> for Encoder { + unsafe fn begin_encoding(&mut self, label: crate::Label) -> DeviceResult<()> { + Ok(()) + } + unsafe fn discard_encoding(&mut self) {} + unsafe fn end_encoding(&mut self) -> DeviceResult<Resource> { + Ok(Resource) + } + unsafe fn reset_all<I>(&mut self, command_buffers: I) {} + + unsafe fn transition_buffers<'a, T>(&mut self, barriers: T) + where + T: Iterator<Item = crate::BufferBarrier<'a, Api>>, + { + } + + unsafe fn transition_textures<'a, T>(&mut self, barriers: T) + where + T: Iterator<Item = crate::TextureBarrier<'a, Api>>, + { + } + + unsafe fn clear_buffer(&mut self, buffer: &Resource, range: crate::MemoryRange) {} + + unsafe fn copy_buffer_to_buffer<T>(&mut self, src: &Resource, dst: &Resource, regions: T) {} + + #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))] + unsafe fn copy_external_image_to_texture<T>( + &mut self, + src: &wgt::ImageCopyExternalImage, + dst: &Resource, + dst_premultiplication: bool, + regions: T, + ) where + T: Iterator<Item = crate::TextureCopy>, + { + } + + unsafe fn copy_texture_to_texture<T>( + &mut self, + src: &Resource, + src_usage: crate::TextureUses, + dst: &Resource, + regions: T, + ) { + } + + unsafe fn copy_buffer_to_texture<T>(&mut self, src: &Resource, dst: &Resource, regions: T) {} + + unsafe fn copy_texture_to_buffer<T>( + &mut self, + src: &Resource, + src_usage: crate::TextureUses, + dst: &Resource, + regions: T, + ) { + } + + unsafe fn begin_query(&mut self, set: &Resource, index: u32) {} + unsafe fn end_query(&mut self, set: &Resource, index: u32) {} + unsafe fn write_timestamp(&mut self, set: &Resource, index: u32) {} + unsafe fn reset_queries(&mut self, set: &Resource, range: Range<u32>) {} + unsafe fn copy_query_results( + &mut self, + set: &Resource, + range: Range<u32>, + buffer: &Resource, + offset: wgt::BufferAddress, + stride: wgt::BufferSize, + ) { + } + + // render + + unsafe fn begin_render_pass(&mut self, desc: &crate::RenderPassDescriptor<Api>) {} + unsafe fn end_render_pass(&mut self) {} + + unsafe fn set_bind_group( + &mut self, + layout: &Resource, + index: u32, + group: &Resource, + dynamic_offsets: &[wgt::DynamicOffset], + ) { + } + unsafe fn set_push_constants( + &mut self, + layout: &Resource, + stages: wgt::ShaderStages, + offset: u32, + data: &[u32], + ) { + } + + unsafe fn insert_debug_marker(&mut self, label: &str) {} + unsafe fn begin_debug_marker(&mut self, group_label: &str) {} + unsafe fn end_debug_marker(&mut self) {} + + unsafe fn set_render_pipeline(&mut self, pipeline: &Resource) {} + + unsafe fn set_index_buffer<'a>( + &mut self, + binding: crate::BufferBinding<'a, Api>, + format: wgt::IndexFormat, + ) { + } + unsafe fn set_vertex_buffer<'a>(&mut self, index: u32, binding: crate::BufferBinding<'a, Api>) { + } + unsafe fn set_viewport(&mut self, rect: &crate::Rect<f32>, depth_range: Range<f32>) {} + unsafe fn set_scissor_rect(&mut self, rect: &crate::Rect<u32>) {} + unsafe fn set_stencil_reference(&mut self, value: u32) {} + unsafe fn set_blend_constants(&mut self, color: &[f32; 4]) {} + + unsafe fn draw( + &mut self, + start_vertex: u32, + vertex_count: u32, + start_instance: u32, + instance_count: u32, + ) { + } + unsafe fn draw_indexed( + &mut self, + start_index: u32, + index_count: u32, + base_vertex: i32, + start_instance: u32, + instance_count: u32, + ) { + } + unsafe fn draw_indirect( + &mut self, + buffer: &Resource, + offset: wgt::BufferAddress, + draw_count: u32, + ) { + } + unsafe fn draw_indexed_indirect( + &mut self, + buffer: &Resource, + offset: wgt::BufferAddress, + draw_count: u32, + ) { + } + unsafe fn draw_indirect_count( + &mut self, + buffer: &Resource, + offset: wgt::BufferAddress, + count_buffer: &Resource, + count_offset: wgt::BufferAddress, + max_count: u32, + ) { + } + unsafe fn draw_indexed_indirect_count( + &mut self, + buffer: &Resource, + offset: wgt::BufferAddress, + count_buffer: &Resource, + count_offset: wgt::BufferAddress, + max_count: u32, + ) { + } + + // compute + + unsafe fn begin_compute_pass(&mut self, desc: &crate::ComputePassDescriptor) {} + unsafe fn end_compute_pass(&mut self) {} + + unsafe fn set_compute_pipeline(&mut self, pipeline: &Resource) {} + + unsafe fn dispatch(&mut self, count: [u32; 3]) {} + unsafe fn dispatch_indirect(&mut self, buffer: &Resource, offset: wgt::BufferAddress) {} +} |