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export const description = `
Basic tests.
`;
import { makeTestGroup } from '../../../../common/framework/test_group.js';
import { memcpy } from '../../../../common/util/util.js';
import { GPUTest } from '../../../gpu_test.js';
export const g = makeTestGroup(GPUTest);
g.test('empty').fn(async t => {
const encoder = t.device.createCommandEncoder();
const cmd = encoder.finish();
t.device.queue.submit([cmd]);
});
g.test('b2t2b').fn(async t => {
const data = new Uint32Array([0x01020304]);
const src = t.device.createBuffer({
mappedAtCreation: true,
size: 4,
usage: GPUBufferUsage.COPY_SRC | GPUBufferUsage.COPY_DST,
});
memcpy({ src: data }, { dst: src.getMappedRange() });
src.unmap();
const dst = t.device.createBuffer({
size: 4,
usage: GPUBufferUsage.COPY_SRC | GPUBufferUsage.COPY_DST,
});
const mid = t.device.createTexture({
size: { width: 1, height: 1, depthOrArrayLayers: 1 },
format: 'rgba8uint',
usage: GPUTextureUsage.COPY_SRC | GPUTextureUsage.COPY_DST,
});
const encoder = t.device.createCommandEncoder();
encoder.copyBufferToTexture(
{ buffer: src, bytesPerRow: 256 },
{ texture: mid, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ width: 1, height: 1, depthOrArrayLayers: 1 }
);
encoder.copyTextureToBuffer(
{ texture: mid, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ buffer: dst, bytesPerRow: 256 },
{ width: 1, height: 1, depthOrArrayLayers: 1 }
);
t.device.queue.submit([encoder.finish()]);
t.expectGPUBufferValuesEqual(dst, data);
});
g.test('b2t2t2b').fn(async t => {
const data = new Uint32Array([0x01020304]);
const src = t.device.createBuffer({
mappedAtCreation: true,
size: 4,
usage: GPUBufferUsage.COPY_SRC | GPUBufferUsage.COPY_DST,
});
memcpy({ src: data }, { dst: src.getMappedRange() });
src.unmap();
const dst = t.device.createBuffer({
size: 4,
usage: GPUBufferUsage.COPY_SRC | GPUBufferUsage.COPY_DST,
});
const midDesc: GPUTextureDescriptor = {
size: { width: 1, height: 1, depthOrArrayLayers: 1 },
format: 'rgba8uint',
usage: GPUTextureUsage.COPY_SRC | GPUTextureUsage.COPY_DST,
};
const mid1 = t.device.createTexture(midDesc);
const mid2 = t.device.createTexture(midDesc);
const encoder = t.device.createCommandEncoder();
encoder.copyBufferToTexture(
{ buffer: src, bytesPerRow: 256 },
{ texture: mid1, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ width: 1, height: 1, depthOrArrayLayers: 1 }
);
encoder.copyTextureToTexture(
{ texture: mid1, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ texture: mid2, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ width: 1, height: 1, depthOrArrayLayers: 1 }
);
encoder.copyTextureToBuffer(
{ texture: mid2, mipLevel: 0, origin: { x: 0, y: 0, z: 0 } },
{ buffer: dst, bytesPerRow: 256 },
{ width: 1, height: 1, depthOrArrayLayers: 1 }
);
t.device.queue.submit([encoder.finish()]);
t.expectGPUBufferValuesEqual(dst, data);
});
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