| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef __CUM_MIN_H |
| #define __CUM_MIN_H |
| |
| #pragma once |
| #include <cuda_runtime.h> |
| |
| /** |
| * Do a cumulative minimum over all columns of a matrix |
| * @param g_idata input data stored in device memory (of size rows x cols) |
| * @param g_odata output/temporary array stored in device memory (of size rows x cols) |
| * @param g_tdata temporary accumulated block offsets |
| * @param rows number of rows in input matrix |
| * @param cols number of columns in input matrix |
| * @param block_height number of rows processed per block |
| */ |
| |
| /** |
| * Cumulative minimum instantiation for double |
| */ |
| extern "C" |
| __global__ void cumulative_min_up_sweep_d(double *g_idata, double* g_tdata, uint rows, uint cols, |
| uint block_height) |
| { |
| MinOp<double> op; |
| cumulative_scan_up_sweep<MinOp<double>, double>(g_idata, g_tdata, rows, cols, block_height, op); |
| } |
| |
| /** |
| * Cumulative minimum instantiation for float |
| */ |
| extern "C" |
| __global__ void cumulative_min_up_sweep_f(float *g_idata, float* g_tdata, uint rows, uint cols, |
| uint block_height) |
| { |
| MinOp<float> op; |
| cumulative_scan_up_sweep<MinOp<float>, float>(g_idata, g_tdata, rows, cols, block_height, op); |
| } |
| |
| /** |
| * Cumulative minimum instantiation for double |
| */ |
| extern "C" __global__ void cumulative_min_down_sweep_d(double *g_idata, double *g_odata, double* g_tdata, uint rows, |
| uint cols, uint block_height) |
| { |
| MinOp<double> op; |
| cumulative_scan_down_sweep<MinOp<double>, MinNeutralElement<double>, double>(g_idata, g_odata, g_tdata, rows, cols, block_height, op); |
| } |
| |
| /** |
| * Cumulative minimum instantiation for float |
| */ |
| extern "C" __global__ void cumulative_min_down_sweep_f(float *g_idata, float *g_odata, float* g_tdata, uint rows, |
| uint cols, uint block_height) |
| { |
| MinOp<float> op; |
| cumulative_scan_down_sweep<MinOp<float>, MinNeutralElement<float>, float>(g_idata, g_odata, g_tdata, rows, cols, block_height, op); |
| } |
| |
| #endif // __CUM_MIN_H |