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Diffstat (limited to 'kscd/kscdmagic/main.cpp')
| -rw-r--r-- | kscd/kscdmagic/main.cpp | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/kscd/kscdmagic/main.cpp b/kscd/kscdmagic/main.cpp new file mode 100644 index 00000000..7196d3a2 --- /dev/null +++ b/kscd/kscdmagic/main.cpp @@ -0,0 +1,300 @@ +/* + + $Id$ + + kscdmagic 2.0 Dirk Försterling <milliByte@gmx.de> + + based on: + + kscdmagic 1.0 Bernd Johannes Wuebben <wuebben@kde.org> + + based on: + + Synaesthesia - program to display sound graphically + Copyright (C) 1997 Paul Francis Harrison + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + The author may be contacted at: + pfh@yoyo.cc.monash.edu.au + 27 Bond St., Mt. Waverley, 3149, Melbourne, Australia + +*/ + +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> + +#if defined(__linux__) || defined(__svr4__) || defined(__osf__) + +#include <signal.h> +#include <time.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/types.h> +#include <pwd.h> +#include <string.h> +#if defined(__linux__) +#include <getopt.h> +#endif + +#include <klocale.h> +#include <kglobal.h> +#include <kapplication.h> +#include <kaboutdata.h> +#include <dcopclient.h> +#include <kcmdlineargs.h> + +#include "logo.h" +#include "magicconf.h" +#include "syna.h" +#include "version.h" + +volatile short *data; + +int outWidth, outHeight; +double brightnessTwiddler; +SymbolID fadeMode = Stars; +double starSize = 0.125; +bool pointsAreDiamonds = true; + + +const int numRows = 4; +const int rowHeight = 50; +const int leftColWidth = 40; +const int rowMaxWidth = 310; +const int sliderBorder = 20; +const int sliderWidth = rowMaxWidth - leftColWidth - sliderBorder*2; +const int numberSpacing = 15; +const int uiWidth = 330; +const int uiHeight = 135; + + +static int isExpanded = 0; +static double bright = 1.0; + +Bitmap<unsigned short> outputBmp, lastOutputBmp, lastLastOutputBmp; +PolygonEngine<unsigned short,combiner,2> polygonEngine; + +void +allocOutput(int w,int h) +{ + outputBmp.size(w,h); + lastOutputBmp.size(w,h); + lastLastOutputBmp.size(w,h); + polygonEngine.size(w,h); + outWidth = w; + outHeight = h; +} // allocOutput() + +void +setBrightness(double bright) +{ + brightnessTwiddler = bright; +} // setBrightness() + + + +static void +cleanup( int sig ) +{ + (void) sig; + closeSound(); + exit(0); +} // cleanup() + + +// make sure the pid file is cleaned up when exiting unexpectedly. + +void +catchSignals() +{ + signal(SIGHUP, cleanup); /* Hangup */ + signal(SIGINT, cleanup); /* Interrupt */ + signal(SIGTERM, cleanup); /* Terminate */ + signal(SIGPIPE, cleanup); + signal(SIGQUIT, cleanup); +} // catchSignals() + +void +usage(char*) +{ + fprintf(stderr, "Valid command line options:\n"); + fprintf(stderr, " -b set brightness (1 - 10)\n"); + fprintf(stderr, " -w set width\n"); + fprintf(stderr, " -h set height\n"); + exit(1); +} // usage() + +void +error(const char *str, bool syscall) { + fprintf(stderr, PROGNAME ": Error %s\n",str); + if (syscall) + fprintf(stderr,"(reason for error: %s)\n",strerror(errno)); + exit(1); +} // error() + +void +warning(const char *str, bool syscall) { + fprintf(stderr, PROGNAME ": Possible error %s\n",str); + if (syscall) + fprintf(stderr,"(reason for error: %s)\n",strerror(errno)); +} // warning() + + + +int +processUserInput() +{ + + int mouseX, mouseY, mouseButtons; + char keyHit; + + inputUpdate(mouseX,mouseY,mouseButtons,keyHit); + + if( keyHit == 'q' ) + return -1; + + + if (sizeUpdate()) + { + isExpanded = 0; + } + + return 0; +} // processUserInput() + +int +main(int argc, char **argv) +{ + int windX=10; + int windY=30; + int windWidth=uiWidth; + int windHeight=uiHeight; + int c; + int xx, xy; + opterr = 0; + + /* + KAboutData aboutData( "kscdmagic", I18N_NOOP("kscdmagic"), + KSCDMAGICVERSION, I18N_NOOP("sound visualisation"), + KAboutData::License_GPL, + "(c) 2000, Dirk Försterling"); + aboutData.addAuthor("Paul Harrison",0, "pfh@yoyo.cc.monash.edu.au"); + aboutData.addAuthor("Dirk Försterling",0, "milliByte@gmx.net"); + + KCmdLineArgs::init( argc, argv, &aboutData ); + + KApplication magicApp; + */ + + + openSound(SourceCD, 44100, "/dev/dsp", NULL); + + catchSignals(); + + while ((c = getopt(argc, argv, "b:h:w:")) != -1){ + switch (c) + { + case '?': + fprintf(stderr, "%s: unknown option \"%s\"\n", + argv[0], argv[optind-1]); + usage(argv[0]); + exit(1); + case 'b': + bright = (double) atoi(optarg); + bright = bright/10; + break; + case 'w': + windWidth = atoi(optarg); + break; + case 'h': + windHeight = atoi(optarg); + break; + } + } + + if (bright > 1.0) + bright = 1.0; + else if (bright < 0.0) + bright = 0.0; + + if (windWidth < 1) + windWidth = uiWidth; + if (windHeight < 1) + windHeight = uiHeight; + + screenInit(windX,windY,windWidth,windHeight); + + allocOutput(outWidth,outHeight); + + coreInit(); + + + setStarSize(starSize); + setBrightness(bright); + + time_t timer = time(NULL); + + int frames = 0; + + for(;;) { + fade(); + if (-1 == coreGo()) + break; + + polygonEngine.clear(); + + for( xy = 0; xy < 48; xy++) + { + for( xx = 0; xx < 48; xx++) + { + if ( logo[xy][xx] != 0) + { + polygonEngine.add(32769, xx+10, xy+3); + } + } + } + polygonEngine.apply(outputBmp.data); + screenShow(); + + + + frames++; + if(processUserInput() == -1) + break; + } + + + timer = time(NULL) - timer; + delete ucoutput; + closeSound(); + + if (timer > 10) + fprintf(stderr,"Frames per second: %f\n", double(frames)/timer); + + return 0; +} // main() /* linux */ + +#else + +int main() +{ + fprintf(stderr,"KSCD Magic works currently only on Linux.\n"\ + "It should however be trivial to port it to other platforms ...\n"); +} // main() /* non-linux */ + +#endif + |