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Copy pathdescriptor_rust.go
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272 lines (238 loc) · 7.11 KB
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//go:build rust
package wgpu
import "github.com/gogpu/gputypes"
// Extent3D is a 3D size.
type Extent3D struct {
Width uint32
Height uint32
DepthOrArrayLayers uint32
}
// Origin3D is a 3D origin point.
type Origin3D struct {
X uint32
Y uint32
Z uint32
}
// ImageDataLayout describes the layout of image data in a buffer.
type ImageDataLayout struct {
Offset uint64
BytesPerRow uint32
RowsPerImage uint32
}
// BufferDescriptor describes buffer creation parameters.
type BufferDescriptor struct {
Label string
Size uint64
Usage gputypes.BufferUsage
MappedAtCreation bool
}
// TextureDescriptor describes texture creation parameters.
type TextureDescriptor struct {
Label string
Size Extent3D
MipLevelCount uint32
SampleCount uint32
Dimension gputypes.TextureDimension
Format gputypes.TextureFormat
Usage gputypes.TextureUsage
ViewFormats []gputypes.TextureFormat
}
// TextureViewDescriptor describes texture view creation parameters.
type TextureViewDescriptor struct {
Label string
Format gputypes.TextureFormat
Dimension gputypes.TextureViewDimension
Aspect gputypes.TextureAspect
BaseMipLevel uint32
MipLevelCount uint32
BaseArrayLayer uint32
ArrayLayerCount uint32
}
// SamplerDescriptor describes sampler creation parameters.
type SamplerDescriptor struct {
Label string
AddressModeU gputypes.AddressMode
AddressModeV gputypes.AddressMode
AddressModeW gputypes.AddressMode
MagFilter gputypes.FilterMode
MinFilter gputypes.FilterMode
MipmapFilter gputypes.FilterMode
LodMinClamp float32
LodMaxClamp float32
Compare gputypes.CompareFunction
Anisotropy uint16
}
// ShaderModuleDescriptor describes shader module creation parameters.
type ShaderModuleDescriptor struct {
Label string
WGSL string // WGSL source code
SPIRV []uint32 // SPIR-V bytecode (alternative to WGSL)
}
// CommandEncoderDescriptor describes command encoder creation.
type CommandEncoderDescriptor struct {
Label string
}
// ComputePassDescriptor describes compute pass creation.
type ComputePassDescriptor struct {
Label string
}
// SurfaceConfiguration configures surface presentation.
type SurfaceConfiguration struct {
Width uint32
Height uint32
Format gputypes.TextureFormat
Usage gputypes.TextureUsage
PresentMode gputypes.PresentMode
AlphaMode gputypes.CompositeAlphaMode
}
// StencilOperation describes a stencil operation.
type StencilOperation uint32
// Stencil operation constants.
const (
StencilOperationKeep StencilOperation = 0
StencilOperationZero StencilOperation = 1
StencilOperationReplace StencilOperation = 2
StencilOperationInvert StencilOperation = 3
StencilOperationIncrementClamp StencilOperation = 4
StencilOperationDecrementClamp StencilOperation = 5
StencilOperationIncrementWrap StencilOperation = 6
StencilOperationDecrementWrap StencilOperation = 7
)
// StencilFaceState describes stencil operations for a face.
type StencilFaceState struct {
Compare gputypes.CompareFunction
FailOp StencilOperation
DepthFailOp StencilOperation
PassOp StencilOperation
}
// DepthStencilState describes depth and stencil testing configuration.
type DepthStencilState struct {
Format gputypes.TextureFormat
DepthWriteEnabled bool
DepthCompare gputypes.CompareFunction
StencilFront StencilFaceState
StencilBack StencilFaceState
StencilReadMask uint32
StencilWriteMask uint32
DepthBias int32
DepthBiasSlopeScale float32
DepthBiasClamp float32
}
// RenderPassDescriptor describes a render pass.
type RenderPassDescriptor struct {
Label string
ColorAttachments []RenderPassColorAttachment
DepthStencilAttachment *RenderPassDepthStencilAttachment
}
// RenderPassColorAttachment describes a color attachment for a render pass.
type RenderPassColorAttachment struct {
View *TextureView
ResolveTarget *TextureView
LoadOp gputypes.LoadOp
StoreOp gputypes.StoreOp
ClearValue gputypes.Color
}
// RenderPassDepthStencilAttachment describes a depth/stencil attachment.
type RenderPassDepthStencilAttachment struct {
View *TextureView
DepthLoadOp gputypes.LoadOp
DepthStoreOp gputypes.StoreOp
DepthClearValue float32
DepthReadOnly bool
StencilLoadOp gputypes.LoadOp
StencilStoreOp gputypes.StoreOp
StencilClearValue uint32
StencilReadOnly bool
}
// BindGroupLayoutDescriptor describes a bind group layout.
type BindGroupLayoutDescriptor struct {
Label string
Entries []gputypes.BindGroupLayoutEntry
}
// PipelineLayoutDescriptor describes a pipeline layout.
type PipelineLayoutDescriptor struct {
Label string
BindGroupLayouts []*BindGroupLayout
}
// BindGroupDescriptor describes a bind group.
type BindGroupDescriptor struct {
Label string
Layout *BindGroupLayout
Entries []BindGroupEntry
}
// BindGroupEntry describes a single resource binding in a bind group.
type BindGroupEntry struct {
Binding uint32
Buffer *Buffer
Offset uint64
Size uint64
Sampler *Sampler
TextureView *TextureView
}
// RenderPipelineDescriptor describes a render pipeline.
type RenderPipelineDescriptor struct {
Label string
Layout *PipelineLayout
Vertex VertexState
Primitive gputypes.PrimitiveState
DepthStencil *DepthStencilState
Multisample gputypes.MultisampleState
Fragment *FragmentState
}
// VertexState describes the vertex shader stage.
type VertexState struct {
Module *ShaderModule
EntryPoint string
Buffers []gputypes.VertexBufferLayout
}
// FragmentState describes the fragment shader stage.
type FragmentState struct {
Module *ShaderModule
EntryPoint string
Targets []gputypes.ColorTargetState
}
// ComputePipelineDescriptor describes a compute pipeline.
type ComputePipelineDescriptor struct {
Label string
Layout *PipelineLayout
Module *ShaderModule
EntryPoint string
}
// ImageCopyTexture specifies a texture subresource for copy operations.
type ImageCopyTexture struct {
Texture *Texture
MipLevel uint32
Origin Origin3D
Aspect gputypes.TextureAspect
}
// TextureUsageTransition defines a texture usage state transition.
type TextureUsageTransition struct {
OldUsage gputypes.TextureUsage
NewUsage gputypes.TextureUsage
}
// TextureRange specifies a range of texture subresources.
type TextureRange struct {
Aspect gputypes.TextureAspect
BaseMipLevel uint32
MipLevelCount uint32
BaseArrayLayer uint32
ArrayLayerCount uint32
}
// TextureBarrier defines a texture state transition for synchronization.
type TextureBarrier struct {
Texture *Texture
Range TextureRange
Usage TextureUsageTransition
}
// TextureCopy describes a texture-to-texture copy region.
type TextureCopy struct {
Source ImageCopyTexture
Destination ImageCopyTexture
Size Extent3D
}
// BufferTextureCopy defines a buffer-texture copy region.
type BufferTextureCopy struct {
BufferLayout ImageDataLayout
TextureBase ImageCopyTexture
Size Extent3D
}