typegpu/core/pipeline/typeGuards.js

A thin layer between JS and WebGPU/WGSL that improves development experience and allows for faster iteration.

import { isMarkedInternal } from "../../shared/symbols.js";
export function isComputePipeline(value) {
    const maybe = value;
    return maybe?.resourceType === 'compute-pipeline' && isMarkedInternal(maybe);
}
export function isRenderPipeline(value) {
    const maybe = value;
    return maybe?.resourceType === 'render-pipeline' && isMarkedInternal(maybe);
}
export function isPipeline(value) {
    return isRenderPipeline(value) || isComputePipeline(value);
}
export function isTgpuCommandEncoder(value) {
    const maybe = value;
    return maybe?.resourceType === 'command-encoder' && isMarkedInternal(maybe);
}
export function isTgpuRenderPass(value) {
    const maybe = value;
    return maybe?.resourceType === 'render-pass' && isMarkedInternal(maybe);
}
export function isTgpuRenderCommands(value) {
    const maybe = value;
    return ((maybe?.resourceType === 'render-pass' || maybe?.resourceType === 'render-bundle-encoder') &&
        isMarkedInternal(maybe));
}
export function isTgpuComputePass(value) {
    const maybe = value;
    return maybe?.resourceType === 'compute-pass' && isMarkedInternal(maybe);
}
export function isGPUCanvasContext(value) {
    return typeof value?.getCurrentTexture === 'function';
}
export function isGPUCommandEncoder(value) {
    const maybe = value;
    return (!isMarkedInternal(maybe) &&
        typeof maybe?.beginRenderPass === 'function' &&
        typeof maybe?.beginComputePass === 'function');
}
export function isGPUComputePassEncoder(value) {
    const maybe = value;
    return (!isMarkedInternal(maybe) &&
        typeof maybe?.dispatchWorkgroups === 'function' &&
        maybe?.beginRenderPass === undefined);
}
export function isGPURenderPassEncoder(value) {
    const maybe = value;
    return (!isMarkedInternal(maybe) &&
        typeof maybe?.executeBundles === 'function' &&
        typeof maybe?.draw === 'function');
}
export function isGPURenderBundleEncoder(value) {
    const maybe = value;
    return (!isMarkedInternal(maybe) &&
        typeof maybe?.draw === 'function' &&
        typeof maybe?.finish === 'function' &&
        maybe?.executeBundles === undefined &&
        maybe?.beginRenderPass === undefined &&
        maybe?.dispatchWorkgroups === undefined);
}