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Diffstat (limited to 'setedit/scrnsave/plasma1/ps1.c')
| -rw-r--r-- | setedit/scrnsave/plasma1/ps1.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/setedit/scrnsave/plasma1/ps1.c b/setedit/scrnsave/plasma1/ps1.c new file mode 100644 index 0000000..a0bda2b --- /dev/null +++ b/setedit/scrnsave/plasma1/ps1.c @@ -0,0 +1,226 @@ +/* Copyright (C) 1997-2001 by Salvador E. Tropea (SET), + see copying file for details */ +/**[txh]******************************************************************** + + Description: + That's an example on how to use the plasma 1 module. @x{Plasma 1}. + It test the 320x200 resolution version. Use -s to force a vsync. + Isn't faster than the generic. At least the fps isn't greater. + +***************************************************************************/ + +#include <stdlib.h> +#include <stdio.h> +#include <conio.h> +#include <string.h> +#include <time.h> + +#include <fakealle.h> +#include "palette.h" +#include "math1.h" +#include "plasa1.h" + +RawPal red_palette,blue_palette,temp,temp2,green_palette,BlueP1,BlueP2; +unsigned char *screen_buffer; +BITMAP *BMPAuxScreen; +int Frames=0; +unsigned long t1,t2; +int WaitSync=1; + +void setup_palettes(void) +{ + RPF_MakeMultiPal(BlueP2); + RPF_MakeRedBlueBar(red_palette); + RPF_MakeBlueGreenBar(blue_palette); + RPF_MakeGreenRedBar2(green_palette); + RPF_MakeBlueGreen_RedBars(BlueP1); +} + +void setup_lookup_tables(void) +{ + MA1_CreateLookUp(); +} + +void terminate(void) +{//Sets text mode and ends program. + double t; + + allegro_exit(); + t2=rawclock(); + t=(t2-t1)/18.2; + printf("Time: %f Frames: %d => %f fps\n",t,Frames,Frames/t); + printf( +"Designed and Programmed By Salvador Eduardo Tropea SET. Copyright 1997-1999.\n" +"Original plasma idea By Richard A. Nutman, a.k.a Nutty. Copyright 1997.\n" +"\n" +"There is NO warranty. You may redistribute this software\n" +"under the terms of the GNU General Public License.\n" +"For more information about these matters, see the files named COPYING.\n" +); + exit(100); +} + +void end_if_user_ready(void) +{ + if (poll_input()) + terminate(); +} + +#define Blit320() if (WaitSync) \ + vsync(); \ + blit(BMPAuxScreen); \ + Frames++ + +void PassFromOneToOther(void (*f1)(unsigned char *), + void (*f2)(unsigned char *), + unsigned char *p1,unsigned char *p2,int len) +{ + int i,f; + + RPF_Negative(p1,temp); + for (f=0, i=3; f<15; f++,i+=4) + { + end_if_user_ready(); + RPF_AddPaletteStep(p1,temp,temp2,i); + f1(screen_buffer); + Blit320(); + RPF_SetAllPal(temp2); + } + for (f=0, i=63-8; f<7; f++,i-=8) + { + end_if_user_ready(); + RPF_FromWhite(p2,temp,i); + f2(screen_buffer); + Blit320(); + RPF_SetAllPal(temp); + } + RPF_SetAllPal(p2); + for (i=0; i<len; i++) + { + end_if_user_ready(); + f2(screen_buffer); + Blit320(); + } +} + +void PrintHelp(void) +{ + printf( +"\n" +"Plasma 1 test (c) 1997-1999 by Salvador E. Tropea (SET)\n" +"e-mail: salvador@inti.gov.ar\n" +"\n" +"Use: ps1 [-s] [-h] [-i] [-n]\n" +"\n" +"s: Don't wait for vertical retrace, smooth but you can't meassure the\n" +" frame rate.\n" +"h: Shows this help.\n" +"i: Shows information.\n" +"n: Descriptive name.\n" +); +} + +void ShowInfo(void) +{ +printf( +"\n" +"Name: Plasma 1\n" +"Copyright: GPL, (c) 1997-1999 by Salvador E. Tropea (SET)\n" +"Author: Designed and Programmed By Salvador Eduardo Tropea SET.\n" +" Original plasma idea By Richard A. Nutman, a.k.a Nutty.\n" +" Copyright 1997.\n" +"Description: A sequence of nice plasma effects based in sin/cos look-up\n" +" tables.\n" +); +} + +int main(int argc, char *argv[]) +{ + int i,f; + int ShowPar=0; + + for (i=1; !ShowPar && i<argc; i++) + { + if (argv[i][0]=='-') + { + switch (argv[i][1]) + { + case 's': + WaitSync=0; + break; + case 'h': + ShowPar=1; + break; + case 'i': + ShowInfo(); + return 2; + case 'n': + printf("Plasma sin/cos\n"); + return 3; + } + } + } + if (ShowPar) + { + PrintHelp(); + return 1; + } + + allegro_init(); + + // Virtual screen + BMPAuxScreen=create_bitmap(320,200); + screen_buffer=BMPAuxScreen->line[0]; + + memset(temp,0,768); + set_gfx_mode(GFX_VGA,320,200,0,0); + RPF_SetAllPal(temp); + setup_palettes(); + setup_lookup_tables(); + t1=rawclock(); + while (1) + { + for (i=0; i<64; i++) + { + end_if_user_ready(); + RPF_FromBlack(blue_palette,temp,i); + PLA1_Step320x200_1(screen_buffer); + Blit320(); + RPF_SetAllPal(temp); + } + RPF_SetAllPal(blue_palette); + for (i=0; i<550; i++) + { + end_if_user_ready(); + PLA1_Step320x200_1(screen_buffer); + Blit320(); + } + PassFromOneToOther(PLA1_Step320x200_1,PLA1_Step320x200_2,blue_palette, + red_palette,500); + PassFromOneToOther(PLA1_Step320x200_2,PLA1_Step320x200_3,red_palette, + green_palette,500); + PassFromOneToOther(PLA1_Step320x200_3,PLA1_Step320x200_1b,green_palette, + blue_palette,500); + PassFromOneToOther(PLA1_Step320x200_1b,PLA1_Step320x200_2b,blue_palette, + red_palette,500); + PassFromOneToOther(PLA1_Step320x200_2b,PLA1_Step320x200_4,red_palette, + green_palette,500); + PassFromOneToOther(PLA1_Step320x200_4,PLA1_Step320x200_6,green_palette, + BlueP2,500); + PassFromOneToOther(PLA1_Step320x200_6,PLA1_Step320x200_7,BlueP2,BlueP1,500); + for (i=0,f=63; i<128; i++) + { + end_if_user_ready(); + RPF_FromBlack(BlueP1,temp,f); + if (i & 1) + f--; + PLA1_Step320x200_7(screen_buffer); + Blit320(); + RPF_SetAllPal(temp); + } + } + allegro_exit(); + + return 100; +} + |