diff options
Diffstat (limited to 'dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSampleBias.spec.ts')
-rw-r--r-- | dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSampleBias.spec.ts | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSampleBias.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSampleBias.spec.ts new file mode 100644 index 0000000000..786bce4830 --- /dev/null +++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSampleBias.spec.ts @@ -0,0 +1,163 @@ +export const description = ` +Execution tests for the 'textureSampleBias' builtin function + +Samples a texture with a bias to the mip level. +Must only be used in a fragment shader stage. +Must only be invoked in uniform control flow. +`; + +import { makeTestGroup } from '../../../../../../common/framework/test_group.js'; +import { GPUTest } from '../../../../../gpu_test.js'; + +import { generateCoordBoundaries, generateOffsets } from './utils.js'; + +export const g = makeTestGroup(GPUTest); + +g.test('stage') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +Tests that 'textureSampleBias' can only be called in 'fragment' shaders. +` + ) + .params(u => u.combine('stage', ['fragment', 'vertex', 'compute'] as const)) + .unimplemented(); + +g.test('control_flow') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +Tests that 'textureSampleBias' can only be called in uniform control flow. +` + ) + .params(u => u.combine('stage', ['fragment', 'vertex', 'compute'] as const)) + .unimplemented(); + +g.test('sampled_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +fn textureSampleBias(t: texture_2d<f32>, s: sampler, coords: vec2<f32>, bias: f32) -> vec4<f32> +fn textureSampleBias(t: texture_2d<f32>, s: sampler, coords: vec2<f32>, bias: f32, offset: vec2<i32>) -> vec4<f32> + +Parameters: + * t: The sampled texture to read from + * s: The sampler type + * coords: The texture coordinates + * bias: The bias to apply to the mip level before sampling. bias must be between -16.0 and 15.99. + * offset: + - The optional texel offset applied to the unnormalized texture coordinate before sampling the texture. + This offset is applied before applying any texture wrapping modes. + - The offset expression must be a creation-time expression (e.g. vec2<i32>(1, 2)). + - Each offset component must be at least -8 and at most 7. + Values outside of this range will result in a shader-creation error. +` + ) + .paramsSubcasesOnly(u => + u + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat']) + .combine('coords', generateCoordBoundaries(2)) + .combine('bias', [-16.1, -16, 0, 1, 15.99, 16] as const) + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('sampled_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +fn textureSampleBias(t: texture_3d<f32>, s: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32> +fn textureSampleBias(t: texture_3d<f32>, s: sampler, coords: vec3<f32>, bias: f32, offset: vec3<i32>) -> vec4<f32> +fn textureSampleBias(t: texture_cube<f32>, s: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32> + +Parameters: + * t: The sampled texture to read from + * s: The sampler type + * coords: The texture coordinates + * bias: The bias to apply to the mip level before sampling. bias must be between -16.0 and 15.99. + * offset: + - The optional texel offset applied to the unnormalized texture coordinate before sampling the texture. + This offset is applied before applying any texture wrapping modes. + - The offset expression must be a creation-time expression (e.g. vec2<i32>(1, 2)). + - Each offset component must be at least -8 and at most 7. + Values outside of this range will result in a shader-creation error. +` + ) + .params(u => + u + .combine('texture_type', ['texture_3d', 'texture_cube'] as const) + .beginSubcases() + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat']) + .combine('coords', generateCoordBoundaries(3)) + .combine('bias', [-16.1, -16, 0, 1, 15.99, 16] as const) + .combine('offset', generateOffsets(3)) + ) + .unimplemented(); + +g.test('arrayed_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +C: i32, u32 + +fn textureSampleBias(t: texture_2d_array<f32>, s: sampler, coords: vec2<f32>, array_index: C, bias: f32) -> vec4<f32> +fn textureSampleBias(t: texture_2d_array<f32>, s: sampler, coords: vec2<f32>, array_index: C, bias: f32, offset: vec2<i32>) -> vec4<f32> + +Parameters: + * t: The sampled texture to read from + * s: The sampler type + * coords: The texture coordinates + * array_index: The 0-based texture array index to sample. + * bias: The bias to apply to the mip level before sampling. bias must be between -16.0 and 15.99. + * offset: + - The optional texel offset applied to the unnormalized texture coordinate before sampling the texture. + This offset is applied before applying any texture wrapping modes. + - The offset expression must be a creation-time expression (e.g. vec2<i32>(1, 2)). + - Each offset component must be at least -8 and at most 7. + Values outside of this range will result in a shader-creation error. +` + ) + .paramsSubcasesOnly(u => + u + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat']) + .combine('coords', generateCoordBoundaries(2)) + .combine('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + /* array_index not param'd as out-of-bounds is implementation specific */ + .combine('bias', [-16.1, -16, 0, 1, 15.99, 16] as const) + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('arrayed_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesamplebias') + .desc( + ` +C: i32, u32 + +fn textureSampleBias(t: texture_cube_array<f32>, s: sampler, coords: vec3<f32>, array_index: C, bias: f32) -> vec4<f32> + +Parameters: + * t: The sampled texture to read from + * s: The sampler type + * coords: The texture coordinates + * array_index: The 0-based texture array index to sample. + * bias: The bias to apply to the mip level before sampling. bias must be between -16.0 and 15.99. + * offset: + - The optional texel offset applied to the unnormalized texture coordinate before sampling the texture. + This offset is applied before applying any texture wrapping modes. + - The offset expression must be a creation-time expression (e.g. vec2<i32>(1, 2)). + - Each offset component must be at least -8 and at most 7. + Values outside of this range will result in a shader-creation error. +` + ) + .paramsSubcasesOnly(u => + u + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat']) + .combine('coords', generateCoordBoundaries(3)) + .combine('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + /* array_index not param'd as out-of-bounds is implementation specific */ + .combine('bias', [-16.1, -16, 0, 1, 15.99, 16] as const) + ) + .unimplemented(); 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