# GpuCommandBinding `import { GpuCommandBinding } from "destack:gpu/binding";` Command binding family. ```ds title="GpuCommandBinding" export interface GpuCommandBinding { createCommandEncoder(device: GpuDeviceHandle, descriptor: &'a readonly GpuCommandEncoderDescriptor): Result; closeCommandEncoder(encoder: GpuCommandEncoderHandle): Result; finishCommandEncoder(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuCommandBufferDescriptor): Result; destroyCommandBuffer(commandBuffer: GpuCommandBufferHandle): Result; createRenderBundleEncoder(device: GpuDeviceHandle, descriptor: &'a readonly GpuRenderBundleEncoderDescriptor): Result; closeRenderBundleEncoder(encoder: GpuRenderBundleEncoderHandle): Result; finishRenderBundleEncoder(encoder: GpuRenderBundleEncoderHandle, descriptor: &'a readonly GpuRenderBundleDescriptor): Result; beginComputePass(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuComputePassDescriptor): Result; endComputePass(computePass: GpuComputePassHandle): Result; beginRenderPass(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuRenderPassDescriptor): Result; endRenderPass(renderPass: GpuRenderPassHandle): Result; transitionResources(encoder: GpuCommandEncoderHandle, buffers: &'a readonly [GpuBufferTransition], textures: &'b readonly [GpuTextureTransition]): Result; executeRenderBundles(renderPass: GpuRenderPassHandle, bundles: &'a readonly [GpuRenderBundleHandle]): Result; destroyRenderBundle(bundle: GpuRenderBundleHandle): Result; setRenderBundlePipeline(encoder: GpuRenderBundleEncoderHandle, pipeline: GpuPipelineHandle): Result; setRenderBundleBindGroup(encoder: GpuRenderBundleEncoderHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result; setRenderBundleVertexBuffer(encoder: GpuRenderBundleEncoderHandle, slot: uint32, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result; setRenderBundleIndexBuffer(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, format: GpuIndexFormat, offset: uint64, size: uint64): Result; drawRenderBundle(encoder: GpuRenderBundleEncoderHandle, vertexCount: uint32, instanceCount: uint32, firstVertex: uint32, firstInstance: uint32): Result; drawIndexedRenderBundle(encoder: GpuRenderBundleEncoderHandle, indexCount: uint32, instanceCount: uint32, firstIndex: uint32, baseVertex: int32, firstInstance: uint32): Result; drawIndirectRenderBundle(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; drawIndexedIndirectRenderBundle(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; insertRenderBundleDebugMarker(encoder: GpuRenderBundleEncoderHandle, marker: &'a readonly string): Result; pushRenderBundleDebugGroup(encoder: GpuRenderBundleEncoderHandle, label: &'a readonly string): Result; popRenderBundleDebugGroup(encoder: GpuRenderBundleEncoderHandle): Result; setComputePipeline(pass: GpuComputePassHandle, pipeline: GpuPipelineHandle): Result; setRenderPipeline(pass: GpuRenderPassHandle, pipeline: GpuPipelineHandle): Result; setComputeBindGroup(pass: GpuComputePassHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result; setRenderBindGroup(pass: GpuRenderPassHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result; setVertexBuffer(pass: GpuRenderPassHandle, slot: uint32, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result; setIndexBuffer(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, format: GpuIndexFormat, offset: uint64, size: uint64): Result; setViewport(pass: GpuRenderPassHandle, x: float64, y: float64, width: float64, height: float64, minDepth: float64, maxDepth: float64): Result; setScissor(pass: GpuRenderPassHandle, x: uint32, y: uint32, width: uint32, height: uint32): Result; setBlendConstant(pass: GpuRenderPassHandle, r: float64, g: float64, b: float64, a: float64): Result; setStencilReference(pass: GpuRenderPassHandle, reference: uint32): Result; insertCommandDebugMarker(encoder: GpuCommandEncoderHandle, marker: &'a readonly string): Result; pushCommandDebugGroup(encoder: GpuCommandEncoderHandle, label: &'a readonly string): Result; popCommandDebugGroup(encoder: GpuCommandEncoderHandle): Result; insertComputePassDebugMarker(pass: GpuComputePassHandle, marker: &'a readonly string): Result; pushComputePassDebugGroup(pass: GpuComputePassHandle, label: &'a readonly string): Result; popComputePassDebugGroup(pass: GpuComputePassHandle): Result; insertRenderPassDebugMarker(pass: GpuRenderPassHandle, marker: &'a readonly string): Result; pushRenderPassDebugGroup(pass: GpuRenderPassHandle, label: &'a readonly string): Result; popRenderPassDebugGroup(pass: GpuRenderPassHandle): Result; dispatch(pass: GpuComputePassHandle, groupX: uint32, groupY: uint32, groupZ: uint32): Result; dispatchIndirect(pass: GpuComputePassHandle, buffer: GpuBufferHandle, offset: uint64): Result; draw(pass: GpuRenderPassHandle, vertexCount: uint32, instanceCount: uint32, firstVertex: uint32, firstInstance: uint32): Result; drawIndexed(pass: GpuRenderPassHandle, indexCount: uint32, instanceCount: uint32, firstIndex: uint32, baseVertex: int32, firstInstance: uint32): Result; drawIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; drawIndexedIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; multiDrawIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; multiDrawIndexedIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result; multiDrawIndirectCount(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, countBuffer: GpuBufferHandle, countOffset: uint64, maxDrawCount: uint32, stride: uint32): Result; multiDrawIndexedIndirectCount(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, countBuffer: GpuBufferHandle, countOffset: uint64, maxDrawCount: uint32, stride: uint32): Result; copyBuffer(encoder: GpuCommandEncoderHandle, src: GpuBufferHandle, srcOffset: uint64, dst: GpuBufferHandle, dstOffset: uint64, bytes: uint64): Result; clearBuffer(encoder: GpuCommandEncoderHandle, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result; copyTextureToTexture(encoder: GpuCommandEncoderHandle, source: GpuTextureCopy, destination: GpuTextureCopy, size: GpuExtent3D): Result; copyTextureToBuffer(encoder: GpuCommandEncoderHandle, source: GpuTextureCopy, destination: GpuBufferCopy, size: GpuExtent3D): Result; copyBufferToTexture(encoder: GpuCommandEncoderHandle, source: GpuBufferCopy, destination: GpuTextureCopy, size: GpuExtent3D): Result; queueSubmit(queue: GpuQueueHandle, commandBuffers: &'a readonly [GpuCommandBufferHandle]): Result; queueWriteBuffer(queue: GpuQueueHandle, buffer: GpuBufferHandle, bufferOffset: uint64, bytes: &'a readonly [uint8], byteOffset: uint64, size: uint64): Result; queueWriteTexture(queue: GpuQueueHandle, destination: GpuTextureCopy, bytes: &'a readonly [uint8], layout: GpuBufferCopyLayout, size: GpuExtent3D): Result; queueWaitIdle(queue: GpuQueueHandle, timeoutNs: uint64): Result; } ``` [language/library/src/gpu/binding/command.ds:204:1018](https://github.com/destack-sh/destack/blob/main/language/library/src/gpu/binding/command.ds#L204-L1018) ## Members ### `createCommandEncoder(device: GpuDeviceHandle, descriptor: &'a readonly GpuCommandEncoderDescriptor): Result` Create a command encoder. ### `closeCommandEncoder(encoder: GpuCommandEncoderHandle): Result` Close a command encoder. ### `finishCommandEncoder(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuCommandBufferDescriptor): Result` Finish one command encoder. ### `destroyCommandBuffer(commandBuffer: GpuCommandBufferHandle): Result` Destroy one command buffer. ### `createRenderBundleEncoder(device: GpuDeviceHandle, descriptor: &'a readonly GpuRenderBundleEncoderDescriptor): Result` Create a render bundle encoder. ### `closeRenderBundleEncoder(encoder: GpuRenderBundleEncoderHandle): Result` Close a render-bundle encoder without producing a bundle. ### `finishRenderBundleEncoder(encoder: GpuRenderBundleEncoderHandle, descriptor: &'a readonly GpuRenderBundleDescriptor): Result` Finish one render-bundle encoder. ### `beginComputePass(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuComputePassDescriptor): Result` Begin a compute pass. ### `endComputePass(computePass: GpuComputePassHandle): Result` End a compute pass. ### `beginRenderPass(encoder: GpuCommandEncoderHandle, descriptor: &'a readonly GpuRenderPassDescriptor): Result` Begin a render pass. ### `endRenderPass(renderPass: GpuRenderPassHandle): Result` End a render pass. ### `transitionResources(encoder: GpuCommandEncoderHandle, buffers: &'a readonly [GpuBufferTransition], textures: &'b readonly [GpuTextureTransition]): Result` Insert explicit resource transitions. ### `executeRenderBundles(renderPass: GpuRenderPassHandle, bundles: &'a readonly [GpuRenderBundleHandle]): Result` Execute one batch of render bundles in the active render pass. ### `destroyRenderBundle(bundle: GpuRenderBundleHandle): Result` Destroy a render bundle. ### `setRenderBundlePipeline(encoder: GpuRenderBundleEncoderHandle, pipeline: GpuPipelineHandle): Result` Bind one render pipeline for one bundle encoder. ### `setRenderBundleBindGroup(encoder: GpuRenderBundleEncoderHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result` Bind one bind group in one bundle encoder. ### `setRenderBundleVertexBuffer(encoder: GpuRenderBundleEncoderHandle, slot: uint32, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result` Bind one vertex buffer in one bundle encoder. ### `setRenderBundleIndexBuffer(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, format: GpuIndexFormat, offset: uint64, size: uint64): Result` Bind one index buffer in one bundle encoder. ### `drawRenderBundle(encoder: GpuRenderBundleEncoderHandle, vertexCount: uint32, instanceCount: uint32, firstVertex: uint32, firstInstance: uint32): Result` Encode one non-indexed draw in one bundle encoder. ### `drawIndexedRenderBundle(encoder: GpuRenderBundleEncoderHandle, indexCount: uint32, instanceCount: uint32, firstIndex: uint32, baseVertex: int32, firstInstance: uint32): Result` Encode one indexed draw in one bundle encoder. ### `drawIndirectRenderBundle(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Encode one indirect non-indexed draw range in one bundle encoder. ### `drawIndexedIndirectRenderBundle(encoder: GpuRenderBundleEncoderHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Encode one indirect indexed draw range in one bundle encoder. ### `insertRenderBundleDebugMarker(encoder: GpuRenderBundleEncoderHandle, marker: &'a readonly string): Result` Insert one debug marker in one bundle encoder. ### `pushRenderBundleDebugGroup(encoder: GpuRenderBundleEncoderHandle, label: &'a readonly string): Result` Push one debug group in one bundle encoder. ### `popRenderBundleDebugGroup(encoder: GpuRenderBundleEncoderHandle): Result` Pop one debug group in one bundle encoder. ### `setComputePipeline(pass: GpuComputePassHandle, pipeline: GpuPipelineHandle): Result` Bind one compute pipeline. ### `setRenderPipeline(pass: GpuRenderPassHandle, pipeline: GpuPipelineHandle): Result` Bind one render pipeline. ### `setComputeBindGroup(pass: GpuComputePassHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result` Bind one bind group for one compute pass. ### `setRenderBindGroup(pass: GpuRenderPassHandle, index: uint32, bindGroup: GpuBindGroupHandle, dynamicOffsets: &'a readonly [uint32]): Result` Bind one bind group for one render pass. ### `setVertexBuffer(pass: GpuRenderPassHandle, slot: uint32, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result` Bind one vertex buffer for subsequent draw commands. ### `setIndexBuffer(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, format: GpuIndexFormat, offset: uint64, size: uint64): Result` Bind one index buffer for subsequent indexed draw commands. ### `setViewport(pass: GpuRenderPassHandle, x: float64, y: float64, width: float64, height: float64, minDepth: float64, maxDepth: float64): Result` Set viewport state for the active render pass. ### `setScissor(pass: GpuRenderPassHandle, x: uint32, y: uint32, width: uint32, height: uint32): Result` Set a scissor rectangle for the active render pass. ### `setBlendConstant(pass: GpuRenderPassHandle, r: float64, g: float64, b: float64, a: float64): Result` Set a blend constant for the active render pass. ### `setStencilReference(pass: GpuRenderPassHandle, reference: uint32): Result` Set a stencil-reference value for the active render pass. ### `insertCommandDebugMarker(encoder: GpuCommandEncoderHandle, marker: &'a readonly string): Result` Insert one debug marker in one command-encoder scope. ### `pushCommandDebugGroup(encoder: GpuCommandEncoderHandle, label: &'a readonly string): Result` Push one debug group in one command-encoder scope. ### `popCommandDebugGroup(encoder: GpuCommandEncoderHandle): Result` Pop one debug group in one command-encoder scope. ### `insertComputePassDebugMarker(pass: GpuComputePassHandle, marker: &'a readonly string): Result` Insert one debug marker in one compute-pass scope. ### `pushComputePassDebugGroup(pass: GpuComputePassHandle, label: &'a readonly string): Result` Push one debug group in one compute-pass scope. ### `popComputePassDebugGroup(pass: GpuComputePassHandle): Result` Pop one debug group in one compute-pass scope. ### `insertRenderPassDebugMarker(pass: GpuRenderPassHandle, marker: &'a readonly string): Result` Insert one debug marker in one render-pass scope. ### `pushRenderPassDebugGroup(pass: GpuRenderPassHandle, label: &'a readonly string): Result` Push one debug group in one render-pass scope. ### `popRenderPassDebugGroup(pass: GpuRenderPassHandle): Result` Pop one debug group in one render-pass scope. ### `dispatch(pass: GpuComputePassHandle, groupX: uint32, groupY: uint32, groupZ: uint32): Result` Dispatch one compute workgroup grid. ### `dispatchIndirect(pass: GpuComputePassHandle, buffer: GpuBufferHandle, offset: uint64): Result` Dispatch one compute workload from one indirect buffer argument. ### `draw(pass: GpuRenderPassHandle, vertexCount: uint32, instanceCount: uint32, firstVertex: uint32, firstInstance: uint32): Result` Draw one non-indexed primitive range. ### `drawIndexed(pass: GpuRenderPassHandle, indexCount: uint32, instanceCount: uint32, firstIndex: uint32, baseVertex: int32, firstInstance: uint32): Result` Draw one indexed primitive range. ### `drawIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Draw one indirect non-indexed command range. ### `drawIndexedIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Draw one indirect indexed command range. ### `multiDrawIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Draw multiple indirect non-indexed command ranges. ### `multiDrawIndexedIndirect(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, drawCount: uint32, stride: uint32): Result` Draw multiple indirect indexed command ranges. ### `multiDrawIndirectCount(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, countBuffer: GpuBufferHandle, countOffset: uint64, maxDrawCount: uint32, stride: uint32): Result` Draw multiple indirect non-indexed command ranges with a host-visible count buffer. ### `multiDrawIndexedIndirectCount(pass: GpuRenderPassHandle, buffer: GpuBufferHandle, offset: uint64, countBuffer: GpuBufferHandle, countOffset: uint64, maxDrawCount: uint32, stride: uint32): Result` Draw multiple indirect indexed command ranges with a host-visible count buffer. ### `copyBuffer(encoder: GpuCommandEncoderHandle, src: GpuBufferHandle, srcOffset: uint64, dst: GpuBufferHandle, dstOffset: uint64, bytes: uint64): Result` Copy one buffer range. ### `clearBuffer(encoder: GpuCommandEncoderHandle, buffer: GpuBufferHandle, offset: uint64, size: uint64): Result` Clear one buffer range. ### `copyTextureToTexture(encoder: GpuCommandEncoderHandle, source: GpuTextureCopy, destination: GpuTextureCopy, size: GpuExtent3D): Result` Copy one texture range to another texture. ### `copyTextureToBuffer(encoder: GpuCommandEncoderHandle, source: GpuTextureCopy, destination: GpuBufferCopy, size: GpuExtent3D): Result` Copy one texture range into one buffer range. ### `copyBufferToTexture(encoder: GpuCommandEncoderHandle, source: GpuBufferCopy, destination: GpuTextureCopy, size: GpuExtent3D): Result` Copy one buffer range into one texture range. ### `queueSubmit(queue: GpuQueueHandle, commandBuffers: &'a readonly [GpuCommandBufferHandle]): Result` Submit one command-buffer batch to one queue. ### `queueWriteBuffer(queue: GpuQueueHandle, buffer: GpuBufferHandle, bufferOffset: uint64, bytes: &'a readonly [uint8], byteOffset: uint64, size: uint64): Result` Write host bytes into one GPU buffer through one queue. ### `queueWriteTexture(queue: GpuQueueHandle, destination: GpuTextureCopy, bytes: &'a readonly [uint8], layout: GpuBufferCopyLayout, size: GpuExtent3D): Result` Write host bytes into one GPU texture through one queue. ### `queueWaitIdle(queue: GpuQueueHandle, timeoutNs: uint64): Result` Wait for a queue to become idle.