diff options
Diffstat (limited to 'dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSample.spec.ts')
| -rw-r--r-- | dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSample.spec.ts | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSample.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSample.spec.ts new file mode 100644 index 0000000000..f5b01dfc63 --- /dev/null +++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/textureSample.spec.ts @@ -0,0 +1,273 @@ +export const description = ` +Samples a texture. + +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/#texturesample') + .desc( + ` +Tests that 'textureSample' 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/#texturesample') + .desc( + ` +Tests that 'textureSample' can only be called in uniform control flow. +` + ) + .params(u => u.combine('stage', ['fragment', 'vertex', 'compute'] as const)) + .unimplemented(); + +g.test('sampled_1d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +fn textureSample(t: texture_1d<f32>, s: sampler, coords: f32) -> vec4<f32> + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. +` + ) + .paramsSubcasesOnly(u => + u + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(1)) + ) + .unimplemented(); + +g.test('sampled_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +fn textureSample(t: texture_2d<f32>, s: sampler, coords: vec2<f32>) -> vec4<f32> +fn textureSample(t: texture_2d<f32>, s: sampler, coords: vec2<f32>, offset: vec2<i32>) -> vec4<f32> + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * 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'] as const) + .combine('coords', generateCoordBoundaries(2)) + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('sampled_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +fn textureSample(t: texture_3d<f32>, s: sampler, coords: vec3<f32>) -> vec4<f32> +fn textureSample(t: texture_3d<f32>, s: sampler, coords: vec3<f32>, offset: vec3<i32>) -> vec4<f32> +fn textureSample(t: texture_cube<f32>, s: sampler, coords: vec3<f32>) -> vec4<f32> + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * 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'] as const) + .combine('coords', generateCoordBoundaries(3)) + .combine('offset', generateOffsets(3)) + ) + .unimplemented(); + +g.test('depth_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +fn textureSample(t: texture_depth_2d, s: sampler, coords: vec2<f32>) -> f32 +fn textureSample(t: texture_depth_2d, s: sampler, coords: vec2<f32>, offset: vec2<i32>) -> f32 + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * 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'] as const) + .combine('coords', generateCoordBoundaries(2)) + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('sampled_array_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +C is i32 or u32 + +fn textureSample(t: texture_2d_array<f32>, s: sampler, coords: vec2<f32>, array_index: C) -> vec4<f32> +fn textureSample(t: texture_2d_array<f32>, s: sampler, coords: vec2<f32>, array_index: C, offset: vec2<i32>) -> vec4<f32> + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * array_index The 0-based texture array index to sample. + * 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('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(2)) + /* array_index not param'd as out-of-bounds is implementation specific */ + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('sampled_array_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +C is i32 or u32 + +fn textureSample(t: texture_cube_array<f32>, s: sampler, coords: vec3<f32>, array_index: C) -> vec4<f32> + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * array_index The 0-based texture array index to sample. +` + ) + .paramsSubcasesOnly( + u => + u + .combine('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(3)) + /* array_index not param'd as out-of-bounds is implementation specific */ + ) + .unimplemented(); + +g.test('depth_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +fn textureSample(t: texture_depth_cube, s: sampler, coords: vec3<f32>) -> f32 + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. +` + ) + .paramsSubcasesOnly(u => + u + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(3)) + ) + .unimplemented(); + +g.test('depth_array_2d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +C is i32 or u32 + +fn textureSample(t: texture_depth_2d_array, s: sampler, coords: vec2<f32>, array_index: C) -> f32 +fn textureSample(t: texture_depth_2d_array, s: sampler, coords: vec2<f32>, array_index: C, offset: vec2<i32>) -> f32 + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * array_index The 0-based texture array index to sample. + * 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('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(2)) + /* array_index not param'd as out-of-bounds is implementation specific */ + .combine('offset', generateOffsets(2)) + ) + .unimplemented(); + +g.test('depth_array_3d_coords') + .specURL('https://www.w3.org/TR/WGSL/#texturesample') + .desc( + ` +C is i32 or u32 + +fn textureSample(t: texture_depth_cube_array, s: sampler, coords: vec3<f32>, array_index: C) -> f32 + +Parameters: + * t The sampled, depth, or external texture to sample. + * s The sampler type. + * coords The texture coordinates used for sampling. + * array_index The 0-based texture array index to sample. +` + ) + .paramsSubcasesOnly( + u => + u + .combine('C', ['i32', 'u32'] as const) + .combine('C_value', [-1, 0, 1, 2, 3, 4] as const) + .combine('S', ['clamp-to-edge', 'repeat', 'mirror-repeat'] as const) + .combine('coords', generateCoordBoundaries(3)) + /* array_index not param'd as out-of-bounds is implementation specific */ + ) + .unimplemented(); |