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/**
* AUTO-GENERATED - DO NOT EDIT. Source: https://github.com/gpuweb/cts
**/export const description = `
Decomposes a 32-bit value into two 16-bit chunks, then reinterprets each chunk
as an unsigned normalized floating point value.
Component i of the result is v ÷ 65535, where v is the interpretation of bits
16×i through 16×i+15 of e as an unsigned integer.
`;import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { GPUTest } from '../../../../../gpu_test.js';
import { TypeF32, TypeU32, TypeVec } from '../../../../../util/conversion.js';
import { FP } from '../../../../../util/floating_point.js';
import { fullU32Range } from '../../../../../util/math.js';
import { makeCaseCache } from '../../case_cache.js';
import { allInputSources, run } from '../../expression.js';
import { builtin } from './builtin.js';
export const g = makeTestGroup(GPUTest);
export const d = makeCaseCache('unpack2x16unorm', {
u32_const: () => {
return FP.f32.generateU32ToIntervalCases(
fullU32Range(),
'finite',
FP.f32.unpack2x16unormInterval
);
},
u32_non_const: () => {
return FP.f32.generateU32ToIntervalCases(
fullU32Range(),
'unfiltered',
FP.f32.unpack2x16unormInterval
);
}
});
g.test('unpack').
specURL('https://www.w3.org/TR/WGSL/#unpack-builtin-functions').
desc(
`
@const fn unpack2x16unorm(e: u32) -> vec2<f32>
`
).
params((u) => u.combine('inputSource', allInputSources)).
fn(async (t) => {
const cases = await d.get(t.params.inputSource === 'const' ? 'u32_const' : 'u32_non_const');
await run(t, builtin('unpack2x16unorm'), [TypeU32], TypeVec(2, TypeF32), t.params, cases);
});
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