git.zerfleddert.de Git - micropolis/blame_incremental - src/sim/g_setup.c

/* g_setup.c
 *
 * Micropolis, Unix Version.  This game was released for the Unix platform
 * in or about 1990 and has been modified for inclusion in the One Laptop
 * Per Child program.  Copyright (C) 1989 - 2007 Electronic Arts Inc.  If
 * you need assistance with this program, you may contact:
 *   http://wiki.laptop.org/go/Micropolis  or email  micropolis@laptop.org.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 *             ADDITIONAL TERMS per GNU GPL Section 7
 *
 * No trademark or publicity rights are granted.  This license does NOT
 * give you any right, title or interest in the trademark SimCity or any
 * other Electronic Arts trademark.  You may not distribute any
 * modification of this program using the trademark SimCity or claim any
 * affliation or association with Electronic Arts Inc. or its employees.
 *
 * Any propagation or conveyance of this program must include this
 * copyright notice and these terms.
 *
 * If you convey this program (or any modifications of it) and assume
 * contractual liability for the program to recipients of it, you agree
 * to indemnify Electronic Arts for any liability that those contractual
 * assumptions impose on Electronic Arts.
 *
 * You may not misrepresent the origins of this program; modified
 * versions of the program must be marked as such and not identified as
 * the original program.
 *
 * This disclaimer supplements the one included in the General Public
 * License.  TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
 * PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
 * OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK.  THE ENTIRE RISK OF
 * SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU.  ELECTRONIC ARTS
 * DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
 * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
 * FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
 * RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
 * USAGE, OR TRADE PRACTICE.  ELECTRONIC ARTS DOES NOT WARRANT AGAINST
 * INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
 * MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
 * UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
 * WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
 * CORRECTED.  NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
 * ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY.  SOME
 * JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
 * WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
 * CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
 * NOT APPLY TO YOU.
 */
#include "sim.h"


#define SIM_SMTILE	385
#define SIM_BWTILE	386
#define SIM_GSMTILE	388
#define SIM_LGTILE	544


#define gray25_width 16
#define gray25_height 16
static char gray25_bits[] = {
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
  0x77, 0x77,
  0xdd, 0xdd,
};


#define gray50_width 16
#define gray50_height 16
static char gray50_bits[] = {
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
  0x55, 0x55,
  0xaa, 0xaa,
};


#define gray75_width 16
#define gray75_height 16
static char gray75_bits[] = {
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
  0x88, 0x88,
  0x22, 0x22,
};

#define vert_width 16
#define vert_height 16
static char vert_bits[] = {
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
  0xaa, 0xaa,
};


#define horiz_width 16
#define horiz_height 16
static char horiz_bits[] = {
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
  0xff, 0xff,
  0x00, 0x00,
};


#define diag_width 16
#define diag_height 16
static char diag_bits[] = {
  0x55, 0x55,
  0xee, 0xee,
  0x55, 0x55,
  0xba, 0xbb,
  0x55, 0x55,
  0xee, 0xee,
  0x55, 0x55,
  0xba, 0xbb,
  0x55, 0x55,
  0xee, 0xee,
  0x55, 0x55,
  0xba, 0xbb,
  0x55, 0x55,
  0xee, 0xee,
  0x55, 0x55,
  0xba, 0xbb,
};


Ptr MickGetHexa(short theID)
{
  Handle theData;

  theData = GetResource("hexa", theID);
  return ((Ptr)*theData);
}


Pixmap *
GetObjectXpms(XDisplay *xd, int id, int frames)
{
  int i;
  Pixmap *pixmaps = (Pixmap *)ckalloc(2 * frames * sizeof (Pixmap));
  XpmAttributes attributes;
  char name[256];

  attributes.visual = Tk_DefaultVisual(xd->screen);
  attributes.colormap = Tk_DefaultColormap(xd->screen);
  attributes.depth = Tk_DefaultDepth(xd->screen);
  attributes.valuemask = XpmVisual | XpmColormap | XpmDepth;

  for (i = 0; i < frames; i++) {
    sprintf(name, "%s/images/obj%d-%d.xpm", HomeDir, id, i);
    if (XpmReadFileToPixmap(xd->dpy,
			    RootWindowOfScreen(xd->screen),
			    name,
			    &pixmaps[i + i], &pixmaps[i + i + 1],
			    &attributes) < 0) {
      fprintf(stderr,
	      "Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
	      name);
      sim_exit(1); // Just sets tkMustExit and ExitReturn
      return NULL;
    }
  }
  return (pixmaps);
}


void
GetPixmaps(XDisplay *xd)
{
  if (xd->gray25_stipple == None) {
    xd->gray25_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  gray25_bits, gray25_width, gray25_height,
				  1, 0, 1);
    xd->gray50_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  gray50_bits, gray50_width, gray50_height,
				  1, 0, 1);
    xd->gray75_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  gray75_bits, gray75_width, gray75_height,
				  1, 0, 1);
    xd->vert_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  vert_bits, vert_width, vert_height,
				  1, 0, 1);
    xd->horiz_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  horiz_bits, horiz_width, horiz_height,
				  1, 0, 1);
    xd->diag_stipple =
      XCreatePixmapFromBitmapData(xd->dpy, xd->root,
				  diag_bits, diag_width, diag_height,
				  1, 0, 1);
  }

  if (xd->objects == NULL) {
    Pixmap **pm;

    xd->objects = pm = (Pixmap **)ckalloc(OBJN * sizeof (Pixmap *));

    pm[0] = NULL; /* no object number 0 */
    pm[TRA] = GetObjectXpms(xd, TRA, 5);
    pm[COP] = GetObjectXpms(xd, COP, 8);
    pm[AIR] = GetObjectXpms(xd, AIR, 11);
    pm[SHI] = GetObjectXpms(xd, SHI, 8);
    pm[GOD] = GetObjectXpms(xd, GOD, 16);
    pm[TOR] = GetObjectXpms(xd, TOR, 3);
    pm[EXP] = GetObjectXpms(xd, EXP, 6);
    pm[BUS] = GetObjectXpms(xd, BUS, 4);
  }
}


void
GetViewTiles(SimView *view)
{
  char name[256];
  XpmAttributes attributes;

  attributes.visual = Tk_DefaultVisual(view->x->screen);
  attributes.colormap = Tk_DefaultColormap(view->x->screen);
  attributes.depth = Tk_DefaultDepth(view->x->screen);
  attributes.valuemask = XpmVisual | XpmColormap | XpmDepth;

  if (view->class == Editor_Class) {

    sprintf(name, "%s/images/%s", HomeDir,
	    view->x->color ? "tiles.xpm" : "tilesbw.xpm");

    switch (view->type) {

    case X_Mem_View:
      if (view->x->big_tile_image == NULL) {
	if (XpmReadFileToImage(view->x->dpy, name,
			       &view->x->big_tile_image, NULL,
			       &attributes) < 0) {
	  fprintf(stderr,
		  "Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
		  name);
	  sim_exit(1); // Just sets tkMustExit and ExitReturn
	  return;
	}
      }
      view->bigtiles = (unsigned char *)view->x->big_tile_image->data;
      break;

    case X_Wire_View:
      if (view->x->big_tile_pixmap == None) {
	if (XpmReadFileToPixmap(view->x->dpy,
				RootWindowOfScreen(view->x->screen),
				name,
				&view->x->big_tile_pixmap, NULL,
				&attributes) < 0) {
	  fprintf(stderr,
		  "Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
		  name);
	  sim_exit(1); // Just sets tkMustExit and ExitReturn
	  return;
	}
      }
      break;

    }

  } else if (view->class == Map_Class) {

    if (view->x->small_tile_image == NULL) {
      if (view->x->color) {

	sprintf(name, "%s/images/%s", HomeDir, "tilessm.xpm");
	if (XpmReadFileToImage(view->x->dpy, name,
			       &view->x->small_tile_image, NULL,
			       &attributes) < 0) {
	  fprintf(stderr,
		  "Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
		  name);
	  sim_exit(1); // Just sets tkMustExit and ExitReturn
	  return;
	}

      } else {

	view->x->small_tile_image =
	  XCreateImage(view->x->dpy, view->x->visual, 8,
		       ZPixmap,
		       0, (char *)MickGetHexa(SIM_GSMTILE),
		       4, 3 * TILE_COUNT, 8, 4);

      }
    }

    { int x, y, tile;
      unsigned char *from, *to;
      int pixelBytes = view->pixel_bytes;

      if (pixelBytes == 0) {
	/* handle the case of monochrome display (8 bit map) */
	pixelBytes = 1;
      }

      /* from is 4 pixels wide per 3 pixel wide tile */
      from = (unsigned char *)view->x->small_tile_image->data;
      to = (unsigned char *)ckalloc(4 * 4 * TILE_COUNT * pixelBytes);
      view->smalltiles = to;

      switch (pixelBytes) {

      case 1:
	for (tile = 0; tile < TILE_COUNT; tile++) {
	  for (y = 0; y < 3; y++) {
	    for (x = 0; x < 4; x++) {
	      *to++ = *from++;
	    }
	  }
	  for (x = 0; x < 4; x++) {
	    *to++ = 0;
	  }
	}
	break;

      case 2:
	for (tile = 0; tile < TILE_COUNT; tile++) {
	  for (y = 0; y < 3; y++) {
	    for (x = 0; x < 4; x++) {
	      *to++ = *from++;
	      *to++ = *from++;
	    }
	  }
	  for (x = 0; x < 4; x++) {
	    *to++ = 0;
	    *to++ = 0;
	  }
	}
	break;

      case 3:
      case 4:
	for (tile = 0; tile < TILE_COUNT; tile++) {
	  for (y = 0; y < 3; y++) {
	    for (x = 0; x < 4; x++) {
	      *to++ = *from++;
	      *to++ = *from++;
	      *to++ = *from++;
	      if (pixelBytes == 4) {
		*to++ = *from++;
	      }
	    }
	  }
	  for (x = 0; x < 4; x++) {
	    *to++ = 0;
	    *to++ = 0;
	    *to++ = 0;
	    if (pixelBytes == 4) {
	      *to++ = 0;
	    }
	  }
	}
	break;

      default:
	assert(0); /* Undefined depth */
	break;

      }

    }
  }
}
Commit	Line	Data
	1	/* g_setup.c
	2	*
	3	* Micropolis, Unix Version. This game was released for the Unix platform
	4	* in or about 1990 and has been modified for inclusion in the One Laptop
	5	* Per Child program. Copyright (C) 1989 - 2007 Electronic Arts Inc. If
	6	* you need assistance with this program, you may contact:
	7	* http://wiki.laptop.org/go/Micropolis or email micropolis@laptop.org.
	8	*
	9	* This program is free software: you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation, either version 3 of the License, or (at
	12	* your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful, but
	15	* WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	17	* General Public License for more details. You should have received a
	18	* copy of the GNU General Public License along with this program. If
	19	* not, see <http://www.gnu.org/licenses/>.
	20	*
	21	* ADDITIONAL TERMS per GNU GPL Section 7
	22	*
	23	* No trademark or publicity rights are granted. This license does NOT
	24	* give you any right, title or interest in the trademark SimCity or any
	25	* other Electronic Arts trademark. You may not distribute any
	26	* modification of this program using the trademark SimCity or claim any
	27	* affliation or association with Electronic Arts Inc. or its employees.
	28	*
	29	* Any propagation or conveyance of this program must include this
	30	* copyright notice and these terms.
	31	*
	32	* If you convey this program (or any modifications of it) and assume
	33	* contractual liability for the program to recipients of it, you agree
	34	* to indemnify Electronic Arts for any liability that those contractual
	35	* assumptions impose on Electronic Arts.
	36	*
	37	* You may not misrepresent the origins of this program; modified
	38	* versions of the program must be marked as such and not identified as
	39	* the original program.
	40	*
	41	* This disclaimer supplements the one included in the General Public
	42	* License. TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
	43	* PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
	44	* OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK. THE ENTIRE RISK OF
	45	* SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU. ELECTRONIC ARTS
	46	* DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
	47	* INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
	48	* FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
	49	* RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
	50	* USAGE, OR TRADE PRACTICE. ELECTRONIC ARTS DOES NOT WARRANT AGAINST
	51	* INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
	52	* MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
	53	* UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
	54	* WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
	55	* CORRECTED. NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
	56	* ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY. SOME
	57	* JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
	58	* WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
	59	* CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
	60	* NOT APPLY TO YOU.
	61	*/
	62	#include "sim.h"
	63
	64
	65	#define SIM_SMTILE 385
	66	#define SIM_BWTILE 386
	67	#define SIM_GSMTILE 388
	68	#define SIM_LGTILE 544
	69
	70
	71	#define gray25_width 16
	72	#define gray25_height 16
	73	static char gray25_bits[] = {
	74	0x77, 0x77,
	75	0xdd, 0xdd,
	76	0x77, 0x77,
	77	0xdd, 0xdd,
	78	0x77, 0x77,
	79	0xdd, 0xdd,
	80	0x77, 0x77,
	81	0xdd, 0xdd,
	82	0x77, 0x77,
	83	0xdd, 0xdd,
	84	0x77, 0x77,
	85	0xdd, 0xdd,
	86	0x77, 0x77,
	87	0xdd, 0xdd,
	88	0x77, 0x77,
	89	0xdd, 0xdd,
	90	};
	91
	92
	93	#define gray50_width 16
	94	#define gray50_height 16
	95	static char gray50_bits[] = {
	96	0x55, 0x55,
	97	0xaa, 0xaa,
	98	0x55, 0x55,
	99	0xaa, 0xaa,
	100	0x55, 0x55,
	101	0xaa, 0xaa,
	102	0x55, 0x55,
	103	0xaa, 0xaa,
	104	0x55, 0x55,
	105	0xaa, 0xaa,
	106	0x55, 0x55,
	107	0xaa, 0xaa,
	108	0x55, 0x55,
	109	0xaa, 0xaa,
	110	0x55, 0x55,
	111	0xaa, 0xaa,
	112	};
	113
	114
	115	#define gray75_width 16
	116	#define gray75_height 16
	117	static char gray75_bits[] = {
	118	0x88, 0x88,
	119	0x22, 0x22,
	120	0x88, 0x88,
	121	0x22, 0x22,
	122	0x88, 0x88,
	123	0x22, 0x22,
	124	0x88, 0x88,
	125	0x22, 0x22,
	126	0x88, 0x88,
	127	0x22, 0x22,
	128	0x88, 0x88,
	129	0x22, 0x22,
	130	0x88, 0x88,
	131	0x22, 0x22,
	132	0x88, 0x88,
	133	0x22, 0x22,
	134	};
	135
	136	#define vert_width 16
	137	#define vert_height 16
	138	static char vert_bits[] = {
	139	0xaa, 0xaa,
	140	0xaa, 0xaa,
	141	0xaa, 0xaa,
	142	0xaa, 0xaa,
	143	0xaa, 0xaa,
	144	0xaa, 0xaa,
	145	0xaa, 0xaa,
	146	0xaa, 0xaa,
	147	0xaa, 0xaa,
	148	0xaa, 0xaa,
	149	0xaa, 0xaa,
	150	0xaa, 0xaa,
	151	0xaa, 0xaa,
	152	0xaa, 0xaa,
	153	0xaa, 0xaa,
	154	0xaa, 0xaa,
	155	};
	156
	157
	158	#define horiz_width 16
	159	#define horiz_height 16
	160	static char horiz_bits[] = {
	161	0xff, 0xff,
	162	0x00, 0x00,
	163	0xff, 0xff,
	164	0x00, 0x00,
	165	0xff, 0xff,
	166	0x00, 0x00,
	167	0xff, 0xff,
	168	0x00, 0x00,
	169	0xff, 0xff,
	170	0x00, 0x00,
	171	0xff, 0xff,
	172	0x00, 0x00,
	173	0xff, 0xff,
	174	0x00, 0x00,
	175	0xff, 0xff,
	176	0x00, 0x00,
	177	};
	178
	179
	180	#define diag_width 16
	181	#define diag_height 16
	182	static char diag_bits[] = {
	183	0x55, 0x55,
	184	0xee, 0xee,
	185	0x55, 0x55,
	186	0xba, 0xbb,
	187	0x55, 0x55,
	188	0xee, 0xee,
	189	0x55, 0x55,
	190	0xba, 0xbb,
	191	0x55, 0x55,
	192	0xee, 0xee,
	193	0x55, 0x55,
	194	0xba, 0xbb,
	195	0x55, 0x55,
	196	0xee, 0xee,
	197	0x55, 0x55,
	198	0xba, 0xbb,
	199	};
	200
	201
	202	Ptr MickGetHexa(short theID)
	203	{
	204	Handle theData;
	205
	206	theData = GetResource("hexa", theID);
	207	return ((Ptr)*theData);
	208	}
	209
	210
	211	Pixmap *
	212	GetObjectXpms(XDisplay *xd, int id, int frames)
	213	{
	214	int i;
	215	Pixmap pixmaps = (Pixmap )ckalloc(2 * frames * sizeof (Pixmap));
	216	XpmAttributes attributes;
	217	char name[256];
	218
	219	attributes.visual = Tk_DefaultVisual(xd->screen);
	220	attributes.colormap = Tk_DefaultColormap(xd->screen);
	221	attributes.depth = Tk_DefaultDepth(xd->screen);
	222	attributes.valuemask = XpmVisual \| XpmColormap \| XpmDepth;
	223
	224	for (i = 0; i < frames; i++) {
	225	sprintf(name, "%s/images/obj%d-%d.xpm", HomeDir, id, i);
	226	if (XpmReadFileToPixmap(xd->dpy,
	227	RootWindowOfScreen(xd->screen),
	228	name,
	229	&pixmaps[i + i], &pixmaps[i + i + 1],
	230	&attributes) < 0) {
	231	fprintf(stderr,
	232	"Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
	233	name);
	234	sim_exit(1); // Just sets tkMustExit and ExitReturn
	235	return NULL;
	236	}
	237	}
	238	return (pixmaps);
	239	}
	240
	241
	242	void
	243	GetPixmaps(XDisplay *xd)
	244	{
	245	if (xd->gray25_stipple == None) {
	246	xd->gray25_stipple =
	247	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	248	gray25_bits, gray25_width, gray25_height,
	249	1, 0, 1);
	250	xd->gray50_stipple =
	251	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	252	gray50_bits, gray50_width, gray50_height,
	253	1, 0, 1);
	254	xd->gray75_stipple =
	255	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	256	gray75_bits, gray75_width, gray75_height,
	257	1, 0, 1);
	258	xd->vert_stipple =
	259	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	260	vert_bits, vert_width, vert_height,
	261	1, 0, 1);
	262	xd->horiz_stipple =
	263	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	264	horiz_bits, horiz_width, horiz_height,
	265	1, 0, 1);
	266	xd->diag_stipple =
	267	XCreatePixmapFromBitmapData(xd->dpy, xd->root,
	268	diag_bits, diag_width, diag_height,
	269	1, 0, 1);
	270	}
	271
	272	if (xd->objects == NULL) {
	273	Pixmap **pm;
	274
	275	xd->objects = pm = (Pixmap *)ckalloc(OBJN sizeof (Pixmap *));
	276
	277	pm[0] = NULL; /* no object number 0 */
	278	pm[TRA] = GetObjectXpms(xd, TRA, 5);
	279	pm[COP] = GetObjectXpms(xd, COP, 8);
	280	pm[AIR] = GetObjectXpms(xd, AIR, 11);
	281	pm[SHI] = GetObjectXpms(xd, SHI, 8);
	282	pm[GOD] = GetObjectXpms(xd, GOD, 16);
	283	pm[TOR] = GetObjectXpms(xd, TOR, 3);
	284	pm[EXP] = GetObjectXpms(xd, EXP, 6);
	285	pm[BUS] = GetObjectXpms(xd, BUS, 4);
	286	}
	287	}
	288
	289
	290	void
	291	GetViewTiles(SimView *view)
	292	{
	293	char name[256];
	294	XpmAttributes attributes;
	295
	296	attributes.visual = Tk_DefaultVisual(view->x->screen);
	297	attributes.colormap = Tk_DefaultColormap(view->x->screen);
	298	attributes.depth = Tk_DefaultDepth(view->x->screen);
	299	attributes.valuemask = XpmVisual \| XpmColormap \| XpmDepth;
	300
	301	if (view->class == Editor_Class) {
	302
	303	sprintf(name, "%s/images/%s", HomeDir,
	304	view->x->color ? "tiles.xpm" : "tilesbw.xpm");
	305
	306	switch (view->type) {
	307
	308	case X_Mem_View:
	309	if (view->x->big_tile_image == NULL) {
	310	if (XpmReadFileToImage(view->x->dpy, name,
	311	&view->x->big_tile_image, NULL,
	312	&attributes) < 0) {
	313	fprintf(stderr,
	314	"Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
	315	name);
	316	sim_exit(1); // Just sets tkMustExit and ExitReturn
	317	return;
	318	}
	319	}
	320	view->bigtiles = (unsigned char *)view->x->big_tile_image->data;
	321	break;
	322
	323	case X_Wire_View:
	324	if (view->x->big_tile_pixmap == None) {
	325	if (XpmReadFileToPixmap(view->x->dpy,
	326	RootWindowOfScreen(view->x->screen),
	327	name,
	328	&view->x->big_tile_pixmap, NULL,
	329	&attributes) < 0) {
	330	fprintf(stderr,
	331	"Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
	332	name);
	333	sim_exit(1); // Just sets tkMustExit and ExitReturn
	334	return;
	335	}
	336	}
	337	break;
	338
	339	}
	340
	341	} else if (view->class == Map_Class) {
	342
	343	if (view->x->small_tile_image == NULL) {
	344	if (view->x->color) {
	345
	346	sprintf(name, "%s/images/%s", HomeDir, "tilessm.xpm");
	347	if (XpmReadFileToImage(view->x->dpy, name,
	348	&view->x->small_tile_image, NULL,
	349	&attributes) < 0) {
	350	fprintf(stderr,
	351	"Uh oh, Micropolis couldn't read the pixmap file \"%s\".\n",
	352	name);
	353	sim_exit(1); // Just sets tkMustExit and ExitReturn
	354	return;
	355	}
	356
	357	} else {
	358
	359	view->x->small_tile_image =
	360	XCreateImage(view->x->dpy, view->x->visual, 8,
	361	ZPixmap,
	362	0, (char *)MickGetHexa(SIM_GSMTILE),
	363	4, 3 * TILE_COUNT, 8, 4);
	364
	365	}
	366	}
	367
	368	{ int x, y, tile;
	369	unsigned char from, to;
	370	int pixelBytes = view->pixel_bytes;
	371
	372	if (pixelBytes == 0) {
	373	/* handle the case of monochrome display (8 bit map) */
	374	pixelBytes = 1;
	375	}
	376
	377	/* from is 4 pixels wide per 3 pixel wide tile */
	378	from = (unsigned char *)view->x->small_tile_image->data;
	379	to = (unsigned char )ckalloc(4 4 * TILE_COUNT * pixelBytes);
	380	view->smalltiles = to;
	381
	382	switch (pixelBytes) {
	383
	384	case 1:
	385	for (tile = 0; tile < TILE_COUNT; tile++) {
	386	for (y = 0; y < 3; y++) {
	387	for (x = 0; x < 4; x++) {
	388	to++ = from++;
	389	}
	390	}
	391	for (x = 0; x < 4; x++) {
	392	*to++ = 0;
	393	}
	394	}
	395	break;
	396
	397	case 2:
	398	for (tile = 0; tile < TILE_COUNT; tile++) {
	399	for (y = 0; y < 3; y++) {
	400	for (x = 0; x < 4; x++) {
	401	to++ = from++;
	402	to++ = from++;
	403	}
	404	}
	405	for (x = 0; x < 4; x++) {
	406	*to++ = 0;
	407	*to++ = 0;
	408	}
	409	}
	410	break;
	411
	412	case 3:
	413	case 4:
	414	for (tile = 0; tile < TILE_COUNT; tile++) {
	415	for (y = 0; y < 3; y++) {
	416	for (x = 0; x < 4; x++) {
	417	to++ = from++;
	418	to++ = from++;
	419	to++ = from++;
	420	if (pixelBytes == 4) {
	421	to++ = from++;
	422	}
	423	}
	424	}
	425	for (x = 0; x < 4; x++) {
	426	*to++ = 0;
	427	*to++ = 0;
	428	*to++ = 0;
	429	if (pixelBytes == 4) {
	430	*to++ = 0;
	431	}
	432	}
	433	}
	434	break;
	435
	436	default:
	437	assert(0); /* Undefined depth */
	438	break;
	439
	440	}
	441
	442	}
	443	}
	444	}