| /* |
| * Copyright (c) 2017 ARM Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| |
| layout(local_size_x = LOCAL_SIZE_X, local_size_y = LOCAL_SIZE_Y, local_size_z = LOCAL_SIZE_Z) in; |
| |
| #include "helpers_cs.h" |
| |
| /** Apply cross map normalization and in map normalization |
| * |
| * @note Alpha parameter / norm_size should be given as a preprocessor argument using "#define COEFF x" |
| * @note BETA parameter in the normalization equation should be given as a preprocessor argument using "#define BETA x" |
| * @note KAPPA parameter in the normalization equation should be given as a preprocessor argument using "#define KAPPA x" |
| * @note Number of elements on the right or left side to normalize across should be given as a preprocessor argument using "#define RADIUS x" |
| * |
| * @param[in] src1_ptr Pointer to the first source tensor. Supported data types: F32 |
| * @param[in] src1_attrs The attributes of the first source tensor |
| * @param[in] src2_ptr Pointer to the second source tensor. Supported data types: Same as @p src1_ptr |
| * @param[in] src2_attrs The attributes of the second source tensor |
| * @param[out] dst_ptr Pointer to the destination tensor. Supported data types: Same as @p src1_ptr |
| * @param[in] dst_attrs The attributes of the destination tensor |
| */ |
| SHADER_PARAMS_DECLARATION |
| { |
| Tensor3DAttributes src1_attrs; |
| Tensor3DAttributes src2_attrs; |
| Tensor3DAttributes dst_attrs; |
| }; |
| TENSOR_DECLARATION(1, src1Buffer, float, src1_ptr, src1_shift, 2, readonly); |
| TENSOR_DECLARATION(2, src2Buffer, float, src2_ptr, src2_shift, 2, readonly); |
| TENSOR_DECLARATION(3, dstBuffer, float, dst_ptr, dst_shift, 2, writeonly); |
| |
| #ifdef CROSS_MAP |
| void main(void) |
| { |
| Tensor3DIterator src1_iter = CONVERT_TO_TENSOR3D_ITERATOR(src1_attrs, src1_shift); |
| Tensor3DIterator src2_iter = CONVERT_TO_TENSOR3D_ITERATOR(src2_attrs, src2_shift); |
| Tensor3DIterator dst_iter = CONVERT_TO_TENSOR3D_ITERATOR(dst_attrs, dst_shift); |
| |
| float acc = 0.0; |
| |
| int num_of_slices = int(gl_NumWorkGroups.z * gl_WorkGroupSize.z); |
| int current_slice = int(gl_GlobalInvocationID.z); |
| |
| int left_slice = max(current_slice - int(RADIUS), int(0)); |
| int right_slice = min(current_slice + int(RADIUS), int(num_of_slices - 1)); |
| |
| for(int i = left_slice; i <= right_slice; i++) |
| { |
| acc += LOAD(src2_ptr, TENSOR3D_OFFSET(src2_iter, 0, 0, i - current_slice)); |
| } |
| |
| float normalized = pow(float(KAPPA) + float(COEFF) * acc, float(BETA)); |
| |
| float normalized_pixel = (LOAD_CURRENT_ITEM(src1_ptr, src1_iter)) / normalized; |
| |
| STORE_CURRENT_ITEM(dst_ptr, dst_iter, normalized_pixel); |
| } |
| |
| #elif defined(IN_MAP_1D) |
| void main(void) |
| { |
| Tensor3DIterator src1_iter = CONVERT_TO_TENSOR3D_ITERATOR(src1_attrs, src1_shift); |
| Tensor3DIterator src2_iter = CONVERT_TO_TENSOR3D_ITERATOR(src2_attrs, src2_shift); |
| Tensor3DIterator dst_iter = CONVERT_TO_TENSOR3D_ITERATOR(dst_attrs, dst_shift); |
| |
| float acc = 0.0; |
| |
| int num_of_items_x = int(gl_NumWorkGroups.x * gl_WorkGroupSize.x); |
| int current_pos = int(gl_GlobalInvocationID.x); |
| |
| int left_pos = max(current_pos - int(RADIUS), int(0)); |
| int right_pos = min(current_pos + int(RADIUS), int(num_of_items_x + -1)); |
| |
| for(int i = left_pos; i <= right_pos; i++) |
| { |
| acc += LOAD(src2_ptr, TENSOR3D_OFFSET(src2_iter, i - current_pos, 0, 0)); |
| } |
| |
| float normalized = pow(float(KAPPA) + float(COEFF) * acc, float(BETA)); |
| |
| float normalized_pixel = (LOAD_CURRENT_ITEM(src1_ptr, src1_iter)) / normalized; |
| |
| STORE_CURRENT_ITEM(dst_ptr, dst_iter, normalized_pixel); |
| } |
| #endif /*CROSS_MAP*/ |