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/ EnigmA Amiga Run 1996 February / EnigmA AMIGA RUN 04 (1996)(G.R. Edizioni)(IT)[!][issue 1996-02][Skylink CD III].iso / earcd / program / multiclr.lha / MC / mc_PicView.c < prev    next >
C/C++ Source or Header  |  1995-10-02  |  6KB  |  248 lines
  1. /******************************************************************************
  2. **                                                                           **
  3. ** MultiColor-Demo-PicView                                                   **
  4. **                                                                           **
  5. **---------------------------------------------------------------------------**
  6. ** V2.0 vom 02.10.95                                                         **
  7. ******************************************************************************/
  8.  
  9. #include "sc:source/mc/multicolor.h"
  10.  
  11. /* Protos */
  12.  
  13. void OpenAll(void);
  14. void CloseAll(void);
  15. void PicView(char *name,float ro,float go,float bo);
  16. void Usage(void);
  17.  
  18. /* defines */
  19.  
  20. extern struct ExecBase         *SysBase;
  21. struct IntuitionBase        *IntuitionBase=0l;
  22. struct GfxBase                 *GfxBase=0l;
  23. struct Screen                *scr=0l;
  24. struct Window                *win=0l;
  25. MCHandle                    *mch=0l;
  26.  
  27. struct TagItem scrtags[]={
  28.     SA_Left,        0,
  29.     SA_Top,            0,
  30.     SA_Width,        0,
  31.     SA_Height,        0,
  32.     SA_Depth,        0,
  33.     SA_Colors,        0l,
  34.     SA_Type,        CUSTOMSCREEN,
  35.     SA_DisplayID,    PAL_MONITOR_ID,
  36.     TAG_DONE
  37. };
  38.  
  39. struct TagItem wintags[]={
  40.     WA_Left,        0,
  41.     WA_Top,            0,
  42.     WA_Width,        0,
  43.     WA_Height,        0,
  44.     WA_IDCMP,        IDCMP_MOUSEBUTTONS|IDCMP_RAWKEY,
  45.     WA_Flags,        WFLG_SMART_REFRESH|WFLG_RMBTRAP|WFLG_BORDERLESS|WFLG_ACTIVATE,
  46.     WA_CustomScreen,0l,
  47.     TAG_DONE
  48. };
  49.  
  50. /* Funktions */
  51.  
  52. void OpenAll(void)
  53. {
  54. //    if(!(IntuitionBase=OpenLibrary("intuition.library",37))) CloseAll();
  55.     if(!(IntuitionBase=OpenLibrary("intuition.library",39))) CloseAll();
  56.     if(!(GfxBase=OpenLibrary("graphics.library",37))) CloseAll();
  57.  
  58.     if(!(scr=OpenScreenTagList(0l,scrtags))) CloseAll();
  59.     wintags[6].ti_Data=scr;
  60.  
  61.     if(!(win=OpenWindowTagList(0l,wintags))) CloseAll();
  62. }
  63.  
  64. void CloseAll(void)
  65. {
  66.     if(win)                CloseWindow(win);
  67.     if(scr)                CloseScreen(scr);
  68.     if(GfxBase)            CloseLibrary(GfxBase);
  69.     if(IntuitionBase)    CloseLibrary(IntuitionBase);
  70.     exit(0);
  71. }
  72.  
  73. void PicView(char *name,float ro,float go,float bo)
  74. {
  75.     struct IntuiMessage *imsg;
  76.     ULONG iclass;
  77.     USHORT icode;
  78.     UBYTE quit=0,color;
  79.     MCPoint akt;
  80.     FILE *in_r,*in_g,*in_b;
  81.     register int x,y;
  82.     char name_r[200],name_g[200],name_b[200];
  83.  
  84.     sprintf(name_r,"%s.r",name);
  85.     sprintf(name_g,"%s.g",name);
  86.     sprintf(name_b,"%s.b",name);
  87.  
  88.     if(in_r=fopen(name_r,"rb"))
  89.     {
  90.         if(in_g=fopen(name_g,"rb"))
  91.         {
  92.             if(in_b=fopen(name_b,"rb"))
  93.             {
  94.                 for(y=0;y<mch->yres;y++)
  95.                 {
  96.                     for(x=0;x<mch->xres;x++)
  97.                     {
  98.                         fread(&color,1,1,in_r);
  99.                         akt.r=ro+((double)color/255.0);
  100.                         if(akt.r>1.0) akt.r=1.0;
  101.                         if(akt.r<-1.0) akt.r=-1.0;
  102.                         fread(&color,1,1,in_g);
  103.                         akt.g=go+((double)color/255.0);
  104.                         if(akt.g>1.0) akt.g=1.0;
  105.                         if(akt.g<-1.0) akt.g=-1.0;
  106.                         fread(&color,1,1,in_b);
  107.                         akt.b=bo+((double)color/255.0);
  108.                            MC_PutPixel(mch,x,y,akt);
  109.                         if(akt.b>1.0) akt.b=1.0;
  110.                         if(akt.b<-1.0) akt.b=-1.0;
  111.                     }
  112.                 }
  113.                 fclose(in_b);
  114.             }
  115.             fclose(in_g);
  116.         }
  117.         fclose(in_r);
  118.     }
  119.     while(!quit)
  120.     {
  121.         WaitPort(win->UserPort);
  122.         while(imsg=GetMsg(win->UserPort))
  123.         {
  124.             iclass    =imsg->Class;
  125.             icode    =imsg->Code;
  126.             ReplyMsg(imsg);
  127.             switch(iclass)
  128.             {
  129.                 case IDCMP_RAWKEY:
  130.                     switch(icode)
  131.                     {
  132.                         case 0x45:        /* ESC */
  133.                         case 0x40:        /* Space */
  134.                             quit=1;break;
  135.                     }
  136.                     break;
  137.             }
  138.         }
  139.     }
  140. }
  141.  
  142. void Usage(void)
  143. {
  144.     printf("Usage \n");
  145.     printf("\tmc_picview typ res name\n");
  146.     printf("\tres\typ | 0=ECS | 1=AGA,GFX-Card\n");
  147.     printf("\t--------+-------+---------------\n");
  148.     printf("\t e (ehb)| 64    | -             \n");
  149.     printf("\t l (low)| 32    | 256           \n");
  150.     printf("\t h (hi )| 16    | 256           \n");
  151.     printf("\t s (shi)| --    | 256           \n");
  152.     printf("\t--------+-------+---------------\n");
  153.     printf("\n\tname  raw-picturefile\n");
  154. }
  155.  
  156. void main(int argc,char *argv[])
  157. {
  158.     UBYTE dep,typ,fail=0;
  159.     char res;
  160.     float ro=0.0,go=0.0,bo=0.0;
  161.  
  162.     if(argc>=4)
  163.     {
  164.         typ=atoi(argv[1])&1;
  165.         res=argv[2][0];
  166.         if(argc>=5) ro=atof(argv[4]);
  167.         if(argc>=6) ro=atof(argv[5]);
  168.         if(argc>=7) ro=atof(argv[6]);
  169.  
  170.         switch(typ)
  171.         {
  172.             case 0:        /* ECS */
  173.                 switch(res)
  174.                 {
  175.                     case 'E':
  176.                     case 'e':
  177.                         scrtags[4].ti_Data=dep=6;
  178.                         wintags[2].ti_Data=scrtags[2].ti_Data=354;        /* 236 */
  179.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  180.                         scrtags[7].ti_Data|=EXTRAHALFBRITELACE_KEY;
  181.                         break;
  182.                     case 'L':
  183.                     case 'l':
  184.                         scrtags[4].ti_Data=dep=5;
  185.                         wintags[2].ti_Data=scrtags[2].ti_Data=354;        /* 236 */
  186.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  187.                         scrtags[7].ti_Data|=LORESLACE_KEY;
  188.                         break;
  189.                     case 'H':
  190.                     case 'h':
  191.                         scrtags[4].ti_Data=dep=4;
  192.                         wintags[2].ti_Data=scrtags[2].ti_Data=708;        /* 472 */
  193.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  194.                         scrtags[7].ti_Data|=HIRESLACE_KEY;
  195.                         break;
  196.                     case 'S':
  197.                     case 's':
  198.                         fail=1;
  199.                         break;
  200.                 }
  201.                 break;
  202.             case 1:        /* AGA,GFX-Card */
  203.                 switch(res)
  204.                 {
  205.                     case 'E':
  206.                     case 'e':
  207.                         fail=1;
  208.                         break;
  209.                     case 'L':
  210.                     case 'l':
  211.                         scrtags[4].ti_Data=dep=8;
  212.                         wintags[2].ti_Data=scrtags[2].ti_Data=354;        /* 236 */
  213.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  214.                         scrtags[7].ti_Data|=LORESLACE_KEY;
  215.                         break;
  216.                     case 'H':
  217.                     case 'h':
  218.                         scrtags[4].ti_Data=dep=8;
  219.                         wintags[2].ti_Data=scrtags[2].ti_Data=708;        /* 472 */
  220.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  221.                         scrtags[7].ti_Data|=HIRESLACE_KEY;
  222.                         break;
  223.                     case 'S':
  224.                     case 's':
  225.                         scrtags[4].ti_Data=dep=8;
  226.                         wintags[2].ti_Data=scrtags[2].ti_Data=1416;        /* 944 */
  227.                         wintags[3].ti_Data=scrtags[3].ti_Data=552;        /* 276 */
  228.                         scrtags[7].ti_Data|=SUPERLACE_KEY;
  229.                         break;
  230.                 }
  231.                 break;
  232.         }
  233.  
  234.         if(!fail)
  235.         {
  236.             OpenAll();
  237.             if(mch=MC_Init(scr,win,dep))
  238.             {
  239.                 PicView(argv[3],ro,go,bo);
  240.                 MC_Free(mch);
  241.             }
  242.         }
  243.         else Usage();
  244.     }
  245.     else Usage();
  246.     CloseAll();
  247. }
  248.