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| 1 | +/* |
| 2 | + * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | + * All rights reserved. |
| 4 | + * |
| 5 | + * This source code is licensed under the BSD-style license found in the |
| 6 | + * LICENSE file in the root directory of this source tree. |
| 7 | + */ |
| 8 | + |
| 9 | +#version 450 core |
| 10 | +// clang-format off |
| 11 | +#define PRECISION ${PRECISION} |
| 12 | +// clang-format on |
| 13 | + |
| 14 | +#include "indexing_utils.h" |
| 15 | + |
| 16 | +layout(std430) buffer; |
| 17 | + |
| 18 | +// clang-format off |
| 19 | +layout(set = 0, binding = 0, ${IMAGE_FORMAT[DTYPE]}) uniform PRECISION restrict writeonly ${IMAGE_T[NDIM][DTYPE]} image_out; |
| 20 | +// clang-format on |
| 21 | +layout(set = 0, binding = 1) buffer PRECISION restrict readonly Buffer { |
| 22 | + ${T[DTYPE]} data[]; |
| 23 | +} |
| 24 | +buffer_in; |
| 25 | + |
| 26 | +layout(set = 0, binding = 2) uniform PRECISION restrict GpuSizes { |
| 27 | + ivec4 data; |
| 28 | +} |
| 29 | +gpu_sizes; |
| 30 | + |
| 31 | +layout(set = 0, binding = 3) uniform PRECISION restrict CpuSizes { |
| 32 | + ivec4 data; |
| 33 | +} |
| 34 | +cpu_sizes; |
| 35 | + |
| 36 | +layout(local_size_x_id = 0, local_size_y_id = 1, local_size_z_id = 2) in; |
| 37 | + |
| 38 | +void main() { |
| 39 | + const ivec3 pos = ivec3(gl_GlobalInvocationID); |
| 40 | + const ivec4 coord = POS_TO_COORD_${PACKING}(pos, gpu_sizes.data); |
| 41 | + |
| 42 | + if (any(greaterThanEqual(coord, gpu_sizes.data))) { |
| 43 | + return; |
| 44 | + } |
| 45 | + |
| 46 | + const int base_index = COORD_TO_BUFFER_IDX(coord, cpu_sizes.data); |
| 47 | + const ivec4 buf_indices = |
| 48 | + base_index + ivec4(0, 1, 2, 3) * (gpu_sizes.data.x * gpu_sizes.data.y); |
| 49 | + |
| 50 | + ${T[DTYPE]} val_x = buffer_in.data[buf_indices.x]; |
| 51 | + ${T[DTYPE]} val_y = buffer_in.data[buf_indices.y]; |
| 52 | + ${T[DTYPE]} val_z = buffer_in.data[buf_indices.z]; |
| 53 | + ${T[DTYPE]} val_w = buffer_in.data[buf_indices.w]; |
| 54 | + |
| 55 | + ${VEC4_T[DTYPE]} texel = ${VEC4_T[DTYPE]}(val_x, val_y, val_z, val_w); |
| 56 | + |
| 57 | + if (coord.z + 3 >= cpu_sizes.data.z) { |
| 58 | + ivec4 c_ind = ivec4(coord.z) + ivec4(0, 1, 2, 3); |
| 59 | + vec4 valid_c = vec4(lessThan(c_ind, ivec4(cpu_sizes.data.z))); |
| 60 | + texel = texel * valid_c; |
| 61 | + } |
| 62 | + |
| 63 | + imageStore(image_out, ${GET_POS[NDIM]("pos")}, texel); |
| 64 | +} |
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