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winchar.c

/*    SCCS Id: @(#)winchar.c     3.1    93/07/22                  */
/*    Copyright (c) Olaf Seibert (KosmoSoft), 1989, 1992      */
/*    Copyright (c) Kenneth Lorber, Bethesda, Maryland 1993   */
/*    Copyright (c) Gregg Wonderly, Naperville Illinois, 1994.          */
/*    NetHack may be freely redistributed.  See license for details.    */

#include <exec/types.h>
#include <libraries/iffparse.h>
#include <graphics/scale.h>
#ifndef _DCC
#include <pragmas/iffparse_pragmas.h>
#endif
#include <clib/iffparse_protos.h>

#ifdef TESTING
# include "hack.h"
#else
# include "NH:src/tile.c"
#endif

#include "NH:win/share/tile.h"

#include "NH:sys/amiga/windefs.h"
#include "NH:sys/amiga/winext.h"
#include "NH:sys/amiga/winproto.h"

#ifdef OPT_DISPMAP
# define DISPMAP        /* use display_map() from dispmap.s */
#endif

/* NH:sys/amiga/winvchar.c */
int main ( int  , char ** );
struct BitMap *MyAllocBitMap ( int  , int  , int  , long  );
void MyFreeBitMap ( struct BitMap * );
void FreeImageFiles ( char **, struct BitMap ** );
void amiv_flush_glyph_buffer ( struct Window * );
void amiv_lprint_glyph ( winid  , int  , int  );
void amii_lprint_glyph ( winid  , int  , int  );
void amiv_start_glyphout ( winid  );
void amii_end_glyphout ( winid  );
void SetMazeType ( MazeType  );
int GlyphToIcon ( int  );
void amii_start_glyphout ( winid  );
void amii_end_glyphout ( winid  );
void amii_flush_glyph_buffer( struct Window * );

int amii_extraplanes = 0;
extern int reclip;
struct Library *IFFParseBase;

struct BitMap *MyAllocBitMap( int xsize, int ysize, int depth, long mflags );
void MyFreeBitMap( struct BitMap *bmp );

#ifdef DISPMAP
extern void display_map( struct Window * );
#endif

/*
 *  These values will be available from tile.c source
 *
 * #define MAXMONTILE 335
 * #define MAXOBJTILE 722
 * #define MAXOTHTILE 841
 */

#define     IMGROWS           12
#define IMGCOLUMNS      20
#define IMGPAGESIZE     (IMGROWS*IMGCOLUMNS)

#define ID_BMAP         MAKE_ID('B','M','A','P')      /* The type of form we use */
#define ID_BMHD         MAKE_ID('B','M','H','D')      /* The ILBM bitmap header */
#define ID_CAMG         MAKE_ID('C','A','M','G')      /* The ILBM camg (ignored) */
#define ID_CMAP         MAKE_ID('C','M','A','P')      /* Standard ILBM color map */
#define ID_PLNE         MAKE_ID('P','L','N','E')      /* The plane data */
#define ID_PDAT         MAKE_ID('P','D','A','T')      /* The PDAT structure below */

struct PDAT pictdata;

#define NUMTILEIMAGES   3
char *tileimages[] =
{
#define TBLMONTILE      0
      "NetHack:tiles/monsters.iff",
#define TBLOBJTILE      1
      "NetHack:tiles/objects.iff",
#define TBLOTHTILE      2
      "NetHack:tiles/other.iff",
      0,
};

struct BitMap *ifftimg[ NUMTILEIMAGES ], *tile;

#ifdef TESTING
short pens[NUMDRIPENS] = { 8, 3, 15, 0, 15, 7, 7, 8, 0 };
main( int argc, char **argv )
{
    BitMapHeader bmhd;
    struct IntuiMessage *imsg;
    long code, class;
    char buf[100];
    int i, x, y, tbl, done = 0, num;
    struct Window *w;
    struct Screen *scr;

    bmhd = ReadTileImageFiles( );

    scr = OpenScreenTags( NULL,
      SA_Depth, pictdata.nplanes + amii_extraplanes,
      SA_DisplayID, DBLNTSC_MONITOR_ID|HIRESLACE_KEY,
      SA_Overscan, OSCAN_TEXT,
      SA_Top, 0,
      SA_Left, 0,
      SA_Width, STDSCREENWIDTH,
      SA_Height, STDSCREENHEIGHT,
      SA_Type, CUSTOMSCREEN,
      SA_DetailPen, 0,
      SA_BlockPen, 1,
      SA_Title, "NetHack Chars",
      SA_Pens, pens,
      TAG_DONE
      );
    if( scr == NULL )
    {
      printf( "no screen\n" );
#undef exit
      exit( 1 );
    }

    w = OpenWindowTags( 0,
            WA_CustomScreen, scr,
            WA_Flags, WFLG_DRAGBAR|WFLG_SIZEGADGET|WFLG_DEPTHGADGET|WFLG_CLOSEGADGET,
            WA_IDCMP, IDCMP_CLOSEWINDOW|IDCMP_NEWSIZE|IDCMP_MOUSEBUTTONS,
            WA_Left, 0, 
            WA_Top, scr->WBorTop + 1 + 13, 
            WA_MinWidth, 100,
            WA_MinHeight, 100,
            WA_MaxWidth, 700,
            WA_MaxHeight, 1000,
            WA_Width, 640, 
            WA_Height, 340, 
            WA_SmartRefresh, TRUE,
            TAG_DONE );
    if( w )
    {
      while( !done )
      {
          for( i = 0; i < NUMTILEIMAGES * IMGPAGESIZE; ++i )
          {
            int dx, dy;
            tbl = i/IMGPAGESIZE;
            x = i % IMGPAGESIZE;
            y = x / IMGCOLUMNS;
            x = x % IMGCOLUMNS;
            dx = i % (IMGCOLUMNS*2);
            dy = i / (IMGCOLUMNS*2);
            BltBitMapRastPort( ifftimg[ tbl ],
                        x * pictdata.xsize, y * pictdata.ysize,
                        w->RPort,
                        w->BorderLeft + 1 + dx*pictdata.xsize,
                        w->BorderTop + 1 + dy*pictdata.ysize,
                        pictdata.xsize, pictdata.ysize, 0xc0 );
          }
          WaitPort( w->UserPort );
          while( imsg = (struct IntuiMessage *)GetMsg( w->UserPort ) )
          {
            class = imsg->Class;
            code = imsg->Code;
            ReplyMsg( (struct Message *)imsg );
            switch( class )
            {
            case IDCMP_MOUSEBUTTONS:
                {
                  x = imsg->MouseX - w->BorderLeft;
                  y = imsg->MouseY - w->BorderTop;
                  num = ((y/pictdata.ysize)*IMGCOLUMNS*2)+(x/pictdata.xsize);
                  sprintf( buf, "Char #%d", num );
                  SetWindowTitles( w, buf, buf );
                }
                break;
            case IDCMP_CLOSEWINDOW:
                done = 1;
                break;
            }
          }
      }
      CloseWindow( w );
      CloseScreen( scr );
    }

    FreeImageFiles(tileimages, ifftimg );

    return(0);
}
#endif

BitMapHeader
ReadTileImageFiles(){
    char *errstr = NULL;
    BitMapHeader ret = ReadImageFiles(tileimages, ifftimg, &errstr);
    if(errstr){
      panic(errstr);
    }
    return ret;
}

BitMapHeader
ReadImageFiles(char **filenames, struct BitMap **iffimg, char **errstrp )
{
    BitMapHeader *bmhd = NULL, bmhds;
    unsigned char *cmap;
    extern int errno;
    register int i, j;
    struct IFFHandle *iff;
    struct StoredProperty *prop;

    IFFParseBase = OpenLibrary( "iffparse.library", 0L );
    if( !IFFParseBase )
    {
      *errstrp = "No iffparse.library";
      return bmhds;
    }

/*
    for( i = 0; filenames[i]; ++i )
      memset( iffimg[i], 0, sizeof( struct BitMap ) );
*/
    for( i = 0; filenames[i]; ++i )
    {
      iff = AllocIFF();
      if( !iff )
      {
          FreeImageFiles(filenames, iffimg );
          *errstrp = "can't start IFF processing";
          return bmhds;
      }
      iff->iff_Stream = Open( filenames[i], MODE_OLDFILE );
      if( iff->iff_Stream == 0 )
      {
          char *buf = malloc(100+strlen(filenames[i]));
          FreeImageFiles( filenames, iffimg );
          sprintf(buf, "Can't open %s: %s", filenames[i], strerror( errno ));
          *errstrp = buf;
          return bmhds;
      }
      InitIFFasDOS( iff );
      OpenIFF( iff, IFFF_READ );
      PropChunk( iff, ID_BMAP, ID_BMHD );
      PropChunk( iff, ID_BMAP, ID_CMAP );
      PropChunk( iff, ID_BMAP, ID_CAMG );
      PropChunk( iff, ID_BMAP, ID_PDAT );
      StopChunk( iff, ID_BMAP, ID_PLNE );
      if( ( j = ParseIFF( iff, IFFPARSE_SCAN ) ) != 0 )
      {
          char *buf = malloc(100);
          FreeImageFiles( filenames, iffimg );
          sprintf(buf,"ParseIFF failed for image %d, failure code: %d",i,j);
          *errstrp = buf;
          return bmhds;
      }

      if( prop = FindProp( iff, ID_BMAP, ID_BMHD ) )
      {
          bmhd = (BitMapHeader *)prop->sp_Data;
      }
      else
      {
          FreeImageFiles(filenames, iffimg);
          CloseIFF( iff );
          Close( iff->iff_Stream );
          FreeIFF( iff );
          *errstrp = "No BMHD CHUNK in file";
          return bmhds;
      }

      if( prop = FindProp( iff, ID_BMAP, ID_CMAP ) )
      {
          cmap = prop->sp_Data;
          for( j = 0; j < (1L << bmhd->nPlanes)*3; j+=3 )
          {
#if 0
            /* Some day we will want to use the larger palette
             * resolution available under v39 and later.  i.e.
             * 32 instead of 12 bits of color.  Ususally this
             * just means shifting the color left by 16-20 bits
             * depending on what intensity looks best.  Experience
             * says that the higher values are better intensities.
             *
             * For now though we won't do this. The color table
             * structure is incompatible with earlier versions of
             * intuition.  We would have to do some funny things
             * to make 3*AMII_MAXCOLORS longs work like 3*AMII_MAXCOLORS
             * UWORD's at run time...  A union would help, but...
             */
            if( IntuitionBase->LibNode.lib_Version >= 39 )
            {
                /* 8 bits of color, so shift to left end. */
                amiv_init_map[ j+0 ] = cmap[j+0]<<24;
                amiv_init_map[ j+1 ] = cmap[j+1]<<24;
                amiv_init_map[ j+2 ] = cmap[j+2]<<24;
            }
            else
#endif
            {
                /* We can only use 4 bits of the 8 that are stored in the
                 * cmap, so mask them and then shift them into position
                 * for the UWORD value to store.
                 */
#ifndef TESTING
                amii_initmap[ j/3 ] = 
                amiv_init_map[ j/3 ] =
                              ((cmap[j+0]>>4)<<8)|
                              ((cmap[j+1]>>4)<<4)|
                              (cmap[j+2]>>4);
#endif
            }
          }
      }
      else
      {
          FreeImageFiles(filenames, iffimg);
          CloseIFF( iff );
          Close( iff->iff_Stream );
          FreeIFF( iff );
          *errstrp = "No CMAP CHUNK in file";
          return bmhds;
      }

      if( prop = FindProp( iff, ID_BMAP, ID_PDAT ) )
      {
          struct PDAT *pp;

          pp = (struct PDAT *)prop->sp_Data;
          pictdata = *pp;
      }
      else
      {
          FreeImageFiles(filenames, iffimg);
          CloseIFF( iff );
          Close( iff->iff_Stream );
          FreeIFF( iff );
          *errstrp = "No PDAT CHUNK in file";
          return bmhds;
      }

      iffimg[ i ] = MyAllocBitMap( bmhd->w, bmhd->h,
            pictdata.nplanes + amii_extraplanes, MEMF_CLEAR );
      if( iffimg[ i ] == NULL )
      {
          char *buf = malloc(80);
          FreeImageFiles(filenames, iffimg);
          sprintf(buf, "Can't allocate bitmap for image %d\n", i );
          *errstrp = buf;
          return bmhds;
      }
      for( j = 0; j < pictdata.nplanes + amii_extraplanes; ++j )
      {
          ReadChunkBytes( iff, iffimg[i]->Planes[j], RASSIZE( bmhd->w, bmhd->h ) );
      }
      bmhds = *bmhd;
      CloseIFF( iff );
      Close( iff->iff_Stream );
      FreeIFF( iff );
    }
    CloseLibrary( IFFParseBase );

    tile = MyAllocBitMap( pictdata.xsize, pictdata.ysize,
          pictdata.nplanes + amii_extraplanes, MEMF_CHIP|MEMF_CLEAR );
    if( tile == NULL )
    {
      FreeImageFiles(filenames, iffimg);
      *errstrp = "Can't allocate tile bitmap for scaling";
    }
    return( bmhds );
}

struct MyBitMap
{
      struct BitMap bm;
      long mflags;
      USHORT xsize, ysize;
};

struct BitMap *
MyAllocBitMap( int xsize, int ysize, int depth, long mflags )
{
    int j;
    struct MyBitMap *bm;

    bm = (struct MyBitMap *)alloc( sizeof( *bm ) );
    if( !bm )
      return( NULL );

    bm->xsize = xsize;
    bm->ysize = ysize;
    InitBitMap( &bm->bm, depth, xsize, ysize );
    for( j = 0; j < depth; ++j )
    {
      if( mflags & MEMF_CHIP )
          bm->bm.Planes[ j ] = AllocRaster( xsize, ysize );
      else
          bm->bm.Planes[ j ] = AllocMem( RASSIZE( xsize, ysize ), mflags );

      if( bm->bm.Planes[ j ] == 0 )
      {
          MyFreeBitMap( &bm->bm );
          return( NULL );
      }
      if( mflags & MEMF_CLEAR )
          memset( bm->bm.Planes[ j ], 0, RASSIZE( xsize, ysize ) );
    }
    return( &bm->bm );
}

void
MyFreeBitMap( struct BitMap *bmp )
{
    int j;
    struct MyBitMap *bm = (struct MyBitMap *)bmp;

    for( j = 0; j < bm->bm.Depth; ++j )
    {
      if( bm->bm.Planes[j] )
      {
          if( bm->mflags & MEMF_CHIP )
            FreeRaster( bm->bm.Planes[j], bm->xsize, bm->ysize );
          else
            FreeMem( bm->bm.Planes[j], RASSIZE( bm->xsize, bm->ysize ) );
      }
    }
    free( bm );
}

#ifdef      TESTING
void
panic(s,a1,a2,a3,a4)
      char *s;
{
    printf( s, a1, a2, a3, a4 );
    putchar('\n');
}
long *
alloc(unsigned int x){
      long *p = (long *)malloc(x);
      if(!p){panic("malloc failed"); exit(1);}
      return p;
}
#endif

void
FreeTileImageFiles(){
      FreeImageFiles(tileimages,ifftimg);
}

void
FreeImageFiles(char **filenames, struct BitMap **img )
{
    register int i;

    for( i = 0; filenames[i]; ++i )
    {
      if( img[ i ] )
          MyFreeBitMap( img[ i ] );
    }

      /* REALLY ugly hack alert! */
    if( tile && img==ifftimg)
      MyFreeBitMap( tile );
}

#ifndef TESTING
/*
 * Define some stuff for our special glyph drawing routines
 */
unsigned short glyph_node_index, glyph_buffer_index;
#define NUMBER_GLYPH_NODES  80
#define GLYPH_BUFFER_SIZE   512
struct amiv_glyph_node {
    short   odstx, odsty;
    short   srcx, srcy, dstx, dsty;
    struct BitMap *bitmap;
};
struct amiv_glyph_node amiv_g_nodes[NUMBER_GLYPH_NODES];
static char amiv_glyph_buffer[GLYPH_BUFFER_SIZE];

void
flush_glyph_buffer( vw )
    struct Window *vw;
{
    if( WINVERS_AMIV )
      amiv_flush_glyph_buffer ( vw );
    else
      amii_flush_glyph_buffer ( vw );
}

/*
 * Routine to flush whatever is buffered
 */
void
amiv_flush_glyph_buffer( vw )
    struct Window *vw;
{
#if !defined(DISPMAP) || defined(OPT_DISPMAP)
    int xsize, ysize, x, y;
    struct BitScaleArgs bsa;
    struct BitScaleArgs bsm;
    struct RastPort rast;
    struct Window *w = NULL;
    struct BitMap *imgbm = 0, *bm = 0;
    int i, k;
    int scaling_needed;
    register struct RastPort *rp = vw->RPort;
#endif

    /* If nothing is buffered, return before we do anything */
    if(glyph_node_index == 0)
      return;

    cursor_off( WIN_MAP );
    amiv_start_glyphout( WIN_MAP );

#ifdef OPT_DISPMAP
    if(flags.fast_map){
#endif
#ifdef DISPMAP
      display_map( vw );
#endif
#ifdef OPT_DISPMAP
    } else {
#endif
#if !defined(DISPMAP) || defined(OPT_DISPMAP)
/* XXX fix indent */
    /* This is a dynamic value based on this relationship. */
    scaling_needed = ( pictdata.xsize != mxsize || pictdata.ysize != mysize );

    /* If overview window is up, set up to render the correct scale there */
    if( WIN_OVER != WIN_ERR && ( w = amii_wins[ WIN_OVER ]->win ) != NULL )
    {
      InitRastPort( &rast );

      /* Calculate the x and y size of each tile for a ROWNO by COLNO map */
      xsize = (w->Width - w->BorderLeft - w->BorderRight) / COLNO;
      ysize = (w->Height - w->BorderTop - w->BorderBottom) / ROWNO;

      /* Get a chip memory bitmap to blit out of */
      bm = MyAllocBitMap( pictdata.xsize, pictdata.ysize,
          pictdata.nplanes + amii_extraplanes, MEMF_CLEAR|MEMF_CHIP );
      if( bm == NULL )
      {
          amii_putstr( WIN_MESSAGE, 0, "Can't allocate bitmap for scaling overview window" );
      }

      rast.BitMap = bm;

      memset( &bsa, 0, sizeof( bsa ) );
      bsa.bsa_SrcX = bsa.bsa_SrcY = 0;
      bsa.bsa_SrcBitMap = tile;
      bsa.bsa_SrcWidth = pictdata.xsize;
      bsa.bsa_SrcHeight = pictdata.ysize;
      bsa.bsa_XSrcFactor = pictdata.xsize;
      bsa.bsa_YSrcFactor = pictdata.ysize;
      bsa.bsa_DestX = 0;
      bsa.bsa_DestY = 0;
      bsa.bsa_DestWidth = xsize;
      bsa.bsa_DestHeight = ysize;
      bsa.bsa_XDestFactor = xsize;
      bsa.bsa_YDestFactor = ysize;
      bsa.bsa_DestBitMap = bm;
    }

    if( scaling_needed )
    {
      /* Fill in scaling data for map rendering */
      memset( &bsm, 0, sizeof( bsm ) );
      bsm.bsa_SrcX = bsm.bsa_SrcY = 0;
      bsm.bsa_SrcBitMap = tile;

      bsm.bsa_SrcWidth = pictdata.xsize;
      bsm.bsa_SrcHeight = pictdata.ysize;

      bsm.bsa_XSrcFactor = pictdata.xsize;
      bsm.bsa_YSrcFactor = pictdata.ysize;

      bsm.bsa_DestWidth = mxsize;
      bsm.bsa_DestHeight = mysize;

      bsm.bsa_XDestFactor = mxsize;
      bsm.bsa_YDestFactor = mysize;
      bsm.bsa_DestBitMap = rp->BitMap;
      bsm.bsa_DestY = bsm.bsa_DestX = 0;

      imgbm = MyAllocBitMap( mxsize, mysize,
          pictdata.nplanes + amii_extraplanes, MEMF_CLEAR|MEMF_CHIP );
      if( imgbm == NULL )
      {
          amii_putstr( WIN_MESSAGE, 0,
            "Can't allocate scaling bitmap for map window" );
      }
      else
          bsm.bsa_DestBitMap = imgbm;
    }

    /* Go ahead and start dumping the stuff */
    for( i=0; i<glyph_node_index; ++i )
    {
      /* Do it */
      register int offx, offy, j;
      struct BitMap *nodebm = amiv_g_nodes[ i ].bitmap;

      /* Get the unclipped coordinates */
      x = amiv_g_nodes[ i ].odstx;
      y = amiv_g_nodes[ i ].odsty;

      /* If image is not in CHIP. copy each plane into tile line by line */

      offx = amiv_g_nodes[ i ].srcx / 8;  /* 8 is bits per byte */
      offy = amiv_g_nodes[ i ].srcy * nodebm->BytesPerRow;
      for( j = 0; j < pictdata.nplanes + amii_extraplanes; ++j )
      {
          for( k = 0; k < pictdata.ysize; ++k )
          {

            /* For a 16x16 tile, this could just be short assignments, but
             * this code is generalized to handle any size tile image...
             */
            memcpy( tile->Planes[ j ] + ( ( k * pictdata.ysize ) / 8 ),
                  nodebm->Planes[ j ] + offx + offy + ( nodebm->BytesPerRow * k ),
                  pictdata.ysize/8 );
          }
      }

      if( !clipping ||
            ( x >= clipx    && y >= clipy &&
              x <  clipxmax && y <  clipymax ) )
      {
          /* scaling is needed, do it */
          if( scaling_needed )
          {
            BitMapScale( &bsm );
            BltBitMapRastPort( imgbm, 0, 0,
                rp, amiv_g_nodes[ i ].dstx, amiv_g_nodes[ i ].dsty,
                mxsize, mysize, 0xc0 );
          }
          else
          {
            BltBitMapRastPort( tile, 0, 0,
                rp, amiv_g_nodes[ i ].dstx, amiv_g_nodes[ i ].dsty,
                pictdata.xsize, pictdata.ysize, 0xc0 );
          }
      }
      /* Draw the overview window unless we are scrolling the map raster around */
      if( bm && w && reclip != 2 )
      {
          BitMapScale( &bsa );
          BltBitMapRastPort( rast.BitMap, 0, 0,
                w->RPort,
                w->BorderLeft + amiv_g_nodes[ i ].odstx*xsize,
                w->BorderTop + amiv_g_nodes[ i ].odsty*ysize,
                xsize, ysize, 0xc0 );
      }
    }

    if( imgbm ) MyFreeBitMap( imgbm );
    if( bm ) MyFreeBitMap( bm );
#endif /* DISPMAP */
#ifdef OPT_DISPMAP
    }
#endif

    amii_end_glyphout( WIN_MAP );

    /* Clean up */
    glyph_node_index = glyph_buffer_index = 0;
}

/*
 * Glyph buffering routine.  Called instead of WindowPuts().
 */
void
amiv_lprint_glyph(window,color_index, glyph)
    winid window;
    int color_index, glyph;
{
    int base;
    struct amii_WinDesc *cw;
    struct Window *w;
    int curx;
    int cury;
    int tbl, icon;
    register int xoff, yoff;

    /* Get the real icon index */
    if( glyph != NO_GLYPH )
      icon = GlyphToIcon( glyph );

    if( ( cw=amii_wins[window] ) == (struct amii_WinDesc *)NULL )
      panic("bad winid in amiv_lprint_glyph: %d", window );

    w = cw->win;

    if( glyph != NO_GLYPH && glyph < 10000)
    {
      /* decide on which image has the needed picture */
      if( icon <= MAXMONTILE )
      {
          tbl = TBLMONTILE;
          base = 0;
      }
      else if( icon <= MAXOBJTILE )
      {
          tbl = TBLOBJTILE;
          base = MAXMONTILE+1;
      }
      else if( icon <= MAXOTHTILE )
      {
          tbl = TBLOTHTILE;
          base = MAXOBJTILE+1;
      }
      else
          panic( "Bad icon #%d, glyph #%d, only %d icons known\n", icon, glyph, MAXOTHTILE );

      /* Get the relative offset in the page */

      /* How many pixels to account for y distance down */
      yoff = ((icon-base) / pictdata.across) * pictdata.ysize;

      /* How many pixels to account for x distance across */
      xoff = ((icon-base) % pictdata.across) * pictdata.xsize;
    }

    if(glyph >= 10000){
      /* Run a single ASCII character out to the rastport right now */
      char c= glyph-10000;
      int xxx,xxy;
      struct RastPort *rp = w->RPort;

      Move(rp, xxx=(((cw->curx-clipx)*rp->TxWidth) + w->BorderLeft),
        xxy=(w->BorderTop + (((cw->cury-clipy)+1)* rp->TxHeight)+1));
      Text(rp,&c,1);
            /* XXX this shouldn't be necessary: */
      if(cw->cursx == xxx && cw->cursy == xxy){
          cw->wflags &= ~FLMAP_CURSUP;
      }
      cw->curx += rp->TxWidth;      /* keep things in sync */
      return;
    }
    
    if( cw->type == NHW_MAP )
    {
      curx = cw->curx - clipx;
      cury = cw->cury - clipy;

      /* See if we're out of glyph nodes */
      if(glyph_node_index >= NUMBER_GLYPH_NODES)
          amiv_flush_glyph_buffer( w );

      /* Fill in the node. */
      amiv_g_nodes[glyph_node_index].dsty = min( w->BorderTop + (cury * mysize),
                                    w->Height - 1 );

#ifdef OPT_DISPMAP
      if(flags.fast_map){
#endif /* keni */
#ifdef      DISPMAP
      /* display_map() needs byte-aligned destinations, and we don't want to
       * overwrite the window border.
       */
      amiv_g_nodes[glyph_node_index].dstx =
                        (w->BorderLeft + 8 + (curx * mxsize)) & -8;
#endif
#ifdef OPT_DISPMAP
} else {
#endif
#if !defined(DISPMAP) || defined(OPT_DISPMAP)
      amiv_g_nodes[glyph_node_index].dstx = min( w->BorderLeft + (curx * mxsize),
                                    w->Width - 1 );
#endif
#ifdef OPT_DISPMAP
}
#endif
      amiv_g_nodes[glyph_node_index].odsty = cw->cury;
      amiv_g_nodes[glyph_node_index].odstx = cw->curx;
      amiv_g_nodes[glyph_node_index].srcx = xoff;
      amiv_g_nodes[glyph_node_index].srcy = yoff;
      amiv_g_nodes[glyph_node_index].bitmap = ifftimg[ tbl ];
      ++glyph_node_index;
    }
    else
    {
      /* Do it */
      register int j, k, x, y, apen;
      struct RastPort *rp = w->RPort;
      x = rp->cp_x - pictdata.xsize - 3;
#ifdef OPT_DISPMAP
      if(flags.fast_map){
#endif
#ifdef DISPMAP
            x &= -8;
            if(x==0) x = 8;
#endif
#ifdef OPT_DISPMAP
      }
#endif

      y = rp->cp_y - pictdata.ysize + 1;

      if( glyph != NO_GLYPH )
      {
          struct BitMap *bm = ifftimg[ tbl ];

          /* 8 bits per byte */
          xoff /= 8;
          yoff *= bm->BytesPerRow;
          for( j = 0; j < pictdata.nplanes; ++j )
          {
            for( k = 0; k < pictdata.ysize; ++k )
            {
                memcpy( tile->Planes[ j ] + ( ( k * pictdata.ysize ) / 8 ),
                      bm->Planes[ j ] + xoff + yoff + ( bm->BytesPerRow * k ),
                      pictdata.ysize/8 );
            }
          }

          BltBitMapRastPort( tile, 0, 0,
            rp, x, y,
            pictdata.xsize, pictdata.ysize, 0xc0 );

          apen = rp->FgPen;
          SetAPen( rp, flags.amii_dripens[ SHINEPEN ] );
          Move( rp, x-1, y + pictdata.ysize );
          Draw( rp, x-1, y - 1 );
          Draw( rp, x + pictdata.xsize, y - 1 );
          SetAPen( rp, flags.amii_dripens[ SHADOWPEN ] );
          Move( rp, x + pictdata.xsize, y );
          Draw( rp, x + pictdata.xsize, y + pictdata.ysize );
          Draw( rp, x, y + pictdata.ysize );
          SetAPen( rp, apen );
      }
      else if( x > w->BorderLeft )
      {
          int apen, bpen;
          apen = rp->FgPen;
          bpen = rp->BgPen;
          SetAPen( rp, amii_menuBPen );
          SetBPen( rp, amii_menuBPen );
          RectFill( rp, x-1, y-1, x + pictdata.xsize, y + pictdata.ysize );
          SetAPen( rp, apen );
          SetBPen( rp, bpen );
      }
    }
}

/*
 * Define some variables which will be used to save context when toggling
 * back and forth between low level text and console I/O.
 */
static long xsave, ysave, modesave, apensave, bpensave;
static int usecolor;

/*
 * The function is called before any glyphs are driven to the screen.  It
 * removes the cursor, saves internal state of the window, then returns.
 */

void
amiv_start_glyphout(window)
    winid window;
{
    struct amii_WinDesc *cw;
    struct Window *w;

    if( ( cw=amii_wins[window] ) == (struct amii_WinDesc *)NULL )
      panic( "bad winid %d in start_glyphout()", window );

    if( cw->wflags & FLMAP_INGLYPH )
      return;

    if( !(w = cw->win ) )
      panic( "bad winid %d, no window ptr set", window );

    /*
     * Save the context of the window
     */
    xsave = w->RPort->cp_x;
    ysave = w->RPort->cp_y;
    modesave = w->RPort->DrawMode;
    apensave = w->RPort->FgPen;
    bpensave = w->RPort->BgPen;

    /*
     * Set the mode, and be done with it
     */
    usecolor = iflags.use_color;
    iflags.use_color = FALSE;
    cw->wflags |= FLMAP_INGLYPH;
}

/*
 * General cleanup routine -- flushes and restores cursor
 */
void
amii_end_glyphout(window)
    winid window;
{
    struct amii_WinDesc *cw;
    struct Window *w;

    if( ( cw = amii_wins[ window ] ) == (struct amii_WinDesc *)NULL )
      panic("bad window id %d in amii_end_glyphout()", window );

    if( ( cw->wflags & FLMAP_INGLYPH ) == 0 )
      return;
    cw->wflags &= ~(FLMAP_INGLYPH);

    if( !(w = cw->win ) )
      panic( "bad winid %d, no window ptr set", window );

    /*
     * Clean up whatever is left in the buffer
     */
    iflags.use_color = usecolor;

    /*
     * Reset internal data structs
     */
    SetAPen(w->RPort, apensave);
    SetBPen(w->RPort, bpensave);
    SetDrMd(w->RPort, modesave);

    Move(w->RPort, xsave, ysave);
}

static maze_type=COL_MAZE_BRICK;

void SetMazeType(MazeType t)
{
    maze_type=t;
}

int GlyphToIcon(int glyph)
{
    if(glyph>10000)return glyph;
    return( glyph2tile[glyph] );
}
#endif

#ifdef AMII_GRAPHICS
# ifdef TESTING
/*
 * Define some stuff for our special glyph drawing routines
 */
static unsigned short glyph_node_index, glyph_buffer_index;
#  define NUMBER_GLYPH_NODES  80
#  define GLYPH_BUFFER_SIZE   512
# endif /* TESTING */

struct amii_glyph_node {
    short   x;
    short   y;
    short   len;
    unsigned char   bg_color;
    unsigned char   fg_color;
    char    *buffer;
};
static struct amii_glyph_node amii_g_nodes[NUMBER_GLYPH_NODES];
static char amii_glyph_buffer[GLYPH_BUFFER_SIZE];

#ifdef TEXTCOLOR
/*
 * Map our amiga-specific colormap into the colormap specified in color.h.
 * See amiwind.c for the amiga specific colormap.
 */

int foreg[16] = { 0, 7, 4, 2, 6, 5, 3, 1, 1, 0, 0, 0, 0, 0, 0, 0 };
int backg[16] = { 1, 0, 0, 0, 0, 0, 0, 0, 0, 7, 4, 1, 6, 5, 3, 1 };
#if 0
      #define CLR_BLACK 0
      #define CLR_RED         1
      #define CLR_GREEN 2
      #define CLR_BROWN 3     /* on IBM, low-intensity yellow is brown */
      #define CLR_BLUE  4
      #define CLR_MAGENTA     5
      #define CLR_CYAN  6
      #define CLR_GRAY  7     /* low-intensity white */
      #define NO_COLOR  8
      #define CLR_ORANGE      9
      #define CLR_BRIGHT_GREEN 10
      #define CLR_YELLOW      11
      #define CLR_BRIGHT_BLUE 12
      #define CLR_BRIGHT_MAGENTA 13
      #define CLR_BRIGHT_CYAN 14
      #define CLR_WHITE 15
      #define CLR_MAX         16
#endif
#endif

#ifndef TESTING
/*
 * Begin Revamped Text display routines
 *
 * Up until version 3.1, the only method for displaying text on the playing
 * field was by using the console.device.  This was nice for a number of
 * reasons, the most signifigant of which was a lot of the nuts and bolts was
 * done for you via escape sequences interpreted by said device.  This did
 * not come without a price however.  And that price was speed. It has now
 * come to a point where the speed has now been deemed unacceptable.
 *
 * The following series of routines are designed to drop into the current
 * nethack display code, using hooks provided for such a measure. It works
 * on similar principals as the WindowPuts(), buffering I/O internally
 * until either an explicit flush or internal buffering is exceeded, thereby
 * forcing the flush.  The output (or glyphs) does not go to the
 * console.device, however.  It is driven directly to the rasterport of the
 * nethack window via the low-level Text() calls, increasing the speed by
 * a very signifigant factor.
 */
/*
 * Routine to simply flush whatever is buffered
 */
void
amii_flush_glyph_buffer( w )
    struct Window *w;
{
    short i, x, y;
    register struct RastPort *rp = w->RPort;

    /* If nothing is buffered, return before we do anything */
    if(glyph_node_index == 0)
      return;

    cursor_off( WIN_MAP );
    amii_start_glyphout( WIN_MAP );

    /* Set up the drawing mode */
    SetDrMd( rp, JAM2);

    /* Go ahead and start dumping the stuff */
    for(i=0; i<glyph_node_index; ++i) {
      /* These coordinate calculations must be synced with the
       * code in amii_curs() in winfuncs.c.  curs_on_u() calls amii_curs()
       * to draw the cursor on top of the player
       */
      y = w->BorderTop + (amii_g_nodes[i].y-2) * rp->TxHeight +
          rp->TxBaseline + 1;
      x = amii_g_nodes[i].x * rp->TxWidth + w->BorderLeft;

      /* Move pens to correct location */
      Move( rp, (long)x, (long)y);

      /* Setup the colors */
      SetAPen( rp, (long)amii_g_nodes[i].fg_color);
      SetBPen( rp, (long)amii_g_nodes[i].bg_color);

      /* Do it */
      Text( rp, amii_g_nodes[i].buffer, amii_g_nodes[i].len);
    }

    amii_end_glyphout( WIN_MAP );
    /* Clean up */
    glyph_node_index = glyph_buffer_index = 0;
}
void
amiga_print_glyph(window,color_index, glyph)
    winid window;
    int color_index, glyph;
{
    if( WINVERS_AMIV )
      amiv_lprint_glyph(window,color_index, glyph);
    else
      amii_lprint_glyph(window,color_index, glyph);
}

/*
 * Glyph buffering routine.  Called instead of WindowPuts().
 */
void
amii_lprint_glyph(window,color_index, glyph)
    winid window;
    int color_index, glyph;
{
    int fg_color, bg_color;
    struct amii_WinDesc *cw;
    struct Window *w;
    int curx;
    int cury;

    if( ( cw=amii_wins[window] ) == (struct amii_WinDesc *)NULL )
      panic("bad winid in amii_lprint_glyph: %d", window );

    w = cw->win;
    curx=cw->curx;
    cury=cw->cury;

#ifdef TEXTCOLOR
    fg_color = foreg[color_index];
    bg_color = backg[color_index];
#else
    fg_color = 1;
    bg_color = 0;
#endif /* TEXTCOLOR */

    /* See if we have enough character buffer space... */
    if(glyph_buffer_index  >= GLYPH_BUFFER_SIZE)
      amii_flush_glyph_buffer( w );

    /*
     * See if we can append it to the current active node of glyph buffer. It
     * must satisfy the following conditions:
     *
     *    * background colors are the same, AND
     *    * foreground colors are the same, AND
     *    * they are precisely side by side
     */
    if((glyph_buffer_index != 0) &&
       (fg_color == amii_g_nodes[glyph_node_index-1].fg_color) &&
       (bg_color == amii_g_nodes[glyph_node_index-1].bg_color) &&
       (amii_g_nodes[glyph_node_index-1].x+
      amii_g_nodes[glyph_node_index-1].len == curx) &&
       (amii_g_nodes[glyph_node_index-1].y == cury)) {
      /*
       * Add it to the end of the buffer
       */
      amii_glyph_buffer[glyph_buffer_index++] = glyph;
      amii_g_nodes[glyph_node_index-1].len ++;
     } else {
      /* See if we're out of glyph nodes */
      if(glyph_node_index >= NUMBER_GLYPH_NODES)
          amii_flush_glyph_buffer( w );
      amii_g_nodes[glyph_node_index].len = 1;
      amii_g_nodes[glyph_node_index].x = curx;
      amii_g_nodes[glyph_node_index].y = cury;
      amii_g_nodes[glyph_node_index].fg_color = fg_color;
      amii_g_nodes[glyph_node_index].bg_color = bg_color;
      amii_g_nodes[glyph_node_index].buffer = &amii_glyph_buffer[glyph_buffer_index];
      amii_glyph_buffer[glyph_buffer_index] = glyph;
      ++glyph_buffer_index;
      ++glyph_node_index;
    }
}
#endif /* !TESTING */

#ifdef TESTING
/*
 * Define some variables which will be used to save context when toggling
 * back and forth between low level text and console I/O.
 */
static long xsave, ysave, modesave, apensave, bpensave;
static int usecolor;
#endif /* TESTING */

#ifndef TESTING
/*
 * The function is called before any glyphs are driven to the screen.  It
 * removes the cursor, saves internal state of the window, then returns.
 */

void
amii_start_glyphout(window)
    winid window;
{
    struct amii_WinDesc *cw;
    struct Window *w;

    if( ( cw=amii_wins[window] ) == (struct amii_WinDesc *)NULL )
      panic( "bad winid %d in start_glyphout()", window );

    if( cw->wflags & FLMAP_INGLYPH )
      return;

    if( !(w = cw->win ) )
      panic( "bad winid %d, no window ptr set", window );

    /*
     * Save the context of the window
     */
    xsave = w->RPort->cp_x;
    ysave = w->RPort->cp_y;
    modesave = w->RPort->DrawMode;
    apensave = w->RPort->FgPen;
    bpensave = w->RPort->BgPen;

    /*
     * Set the mode, and be done with it
     */
    usecolor = iflags.use_color;
    iflags.use_color = FALSE;
    cw->wflags |= FLMAP_INGLYPH;
}
#endif /* !TESTING */

# if 0
/*
 * General cleanup routine -- flushes and restores cursor
 */
void
amii_end_glyphout(window)
    winid window;
{
    struct amii_WinDesc *cw;
    struct Window *w;

    if( ( cw = amii_wins[ window ] ) == (struct amii_WinDesc *)NULL )
      panic("bad window id %d in amii_end_glyphout()", window );

    if( ( cw->wflags & FLMAP_INGLYPH ) == 0 )
      return;
    cw->wflags &= ~(FLMAP_INGLYPH);

    if( !(w = cw->win ) )
      panic( "bad winid %d, no window ptr set", window );

    /*
     * Clean up whatever is left in the buffer
     */
    iflags.use_color = usecolor;

    /*
     * Reset internal data structs
     */
    SetAPen(w->RPort, apensave);
    SetBPen(w->RPort, bpensave);
    SetDrMd(w->RPort, modesave);

    Move(w->RPort, xsave, ysave);
}
# endif
#endif

#ifndef TESTING
# ifdef OPT_DISPMAP
/* don't use dispmap unless x & y are 8,16,24,32,48 and equal */
void
dispmap_sanity(){
      if(
          mxsize != mysize ||
          dispmap_sanity1(mxsize) ||
          dispmap_sanity1(mysize)){
            flags.fast_map = 0;
      }
}
int
dispmap_sanity1(x)
      int x;
{
      static unsigned char valid[] = {8,16,24,32,48,0};
      return !!strchr(valid,x);
}
# endif /* OPT_DISPMAP */
#endif /* TESTING */

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