1 /* 2 Copyright (c) 2005-2021 Intel Corporation 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 #define VIDEO_WINMAIN_ARGS 18 19 #include <cstdio> 20 21 #include <iostream> 22 23 #include "oneapi/tbb/tick_count.h" 24 25 #include "common/utility/utility.hpp" 26 27 #include "fractal.hpp" 28 #include "fractal_video.hpp" 29 30 bool silent = false; 31 bool single = false; 32 bool schedule_auto = false; 33 int grain_size = 8; 34 35 int main(int argc, char *argv[]) { 36 oneapi::tbb::tick_count mainStartTime = oneapi::tbb::tick_count::now(); 37 38 // It is used for console mode for test with different number of threads and also has 39 // meaning for GUI: threads.first - use separate event/updating loop thread (>0) or not (0). 40 // threads.second - initialization value for scheduler 41 utility::thread_number_range threads(utility::get_default_num_threads); 42 int num_frames = -1; 43 int max_iterations = 1000000; 44 45 // command line parsing 46 utility::parse_cli_arguments( 47 argc, 48 argv, 49 utility::cli_argument_pack() 50 //"-h" option for displaying help is present implicitly 51 .positional_arg(threads, "n-of-threads", utility::thread_number_range_desc) 52 .positional_arg( 53 num_frames, "n-of-frames", "number of frames the example processes internally") 54 .positional_arg( 55 max_iterations, "max-of-iterations", "maximum number of the fractal iterations") 56 .positional_arg(grain_size, "grain-size", "the grain size value") 57 .arg(schedule_auto, "use-auto-partitioner", "use oneapi::tbb::auto_partitioner") 58 .arg(silent, "silent", "no output except elapsed time") 59 .arg(single, "single", "process only one fractal")); 60 61 fractal_video video; 62 63 // video layer init 64 if (video.init_window(1024, 512)) { 65 video.calc_fps = false; 66 video.threaded = threads.first > 0; 67 // initialize fractal group 68 fractal_group fg(video.get_drawing_memory(), threads.last, max_iterations, num_frames); 69 video.set_fractal_group(fg); 70 // main loop 71 video.main_loop(); 72 } 73 else if (video.init_console()) { 74 // in console mode we always have limited number of frames 75 num_frames = num_frames < 0 ? 1 : num_frames; 76 for (int p = threads.first; p <= threads.last; p = threads.step(p)) { 77 if (!silent) 78 printf("Threads = %d\n", p); 79 fractal_group fg(video.get_drawing_memory(), p, max_iterations, num_frames); 80 fg.run(!single); 81 } 82 } 83 video.terminate(); 84 utility::report_elapsed_time((oneapi::tbb::tick_count::now() - mainStartTime).seconds()); 85 return 0; 86 } 87