*** empty log message ***

win/X11/tile2x11.c

@@ -0,0 +1,219 @@
+/*
+ * Convert the given input files into an output file that is expected
+ * by nethack.
+ * 
+ * Assumptions:
+ * 	+ Two dimensional byte arrays are in row order and are not padded
+ *	  between rows (x11_colormap[][]).
+ */
+#include "hack.h"		/* for MAX_GLYPH */
+#include "tile.h"
+#include "tile2x11.h"		/* x11 output file header structure */
+
+#define OUTNAME "x11tiles"	/* output file name */
+/* #define PRINT_COLORMAP */	/* define to print the colormap */
+
+
+x11_header	header;
+unsigned char	tile_bytes[TILE_X*TILE_Y*MAX_GLYPH];
+unsigned char	*curr_tb = tile_bytes;
+unsigned char	x11_colormap[MAXCOLORMAPSIZE][3];
+
+
+/* Look up the given pixel and return its colormap index. */
+static unsigned char
+pix_to_colormap(pix)
+    pixel pix;
+{
+    int i;
+
+    for (i = 0; i < header.ncolors; i++) {
+	if (pix.r == ColorMap[CM_RED][i] &&
+		pix.g == ColorMap[CM_GREEN][i] &&
+		pix.b == ColorMap[CM_BLUE][i])
+	    break;
+    }
+
+    if (i == header.ncolors) {
+	Fprintf(stderr, "can't find color: [%u,%u,%u]\n", pix.r, pix.g, pix.b);
+	exit(1);
+    }
+    return (unsigned char) (i & 0xFF);
+}
+
+
+/* Convert the tiles in the file to our format of bytes. */
+static unsigned long
+convert_tiles(tb_ptr)
+    unsigned char **tb_ptr;	/* pointer to a tile byte pointer */
+{
+    unsigned char *tb = *tb_ptr;
+    unsigned long count = 0;
+    pixel tile[TILE_Y][TILE_X];
+    int x, y;
+
+    while (read_text_tile(tile)) {
+	count++;
+	for (y = 0; y < TILE_Y; y++)
+	    for (x = 0; x < TILE_X; x++)
+		*tb++ = pix_to_colormap(tile[y][x]);
+    }
+
+    *tb_ptr = tb;	/* update return val */
+    return count;
+}
+
+
+/* Merge the current text colormap (ColorMap) with ours (x11_colormap). */
+static void
+merge_text_colormap()
+{
+    int i, j;
+
+    for (i = 0; i < colorsinmap; i++) {
+	for (j = 0; j < header.ncolors; j++)
+	    if (x11_colormap[j][CM_RED] == ColorMap[CM_RED][i] &&
+		    x11_colormap[j][CM_GREEN] == ColorMap[CM_GREEN][i] &&
+		    x11_colormap[j][CM_BLUE] == ColorMap[CM_BLUE][i])
+		break;
+
+	if (j >= MAXCOLORMAPSIZE) {
+	    Fprintf(stderr, "colormap overflow\n");
+	    exit(1);
+	}
+
+	if (j == header.ncolors) {	/* couldn't find it */
+#ifdef PRINT_COLORMAP
+	    printf("color %2d: %3d %3d %3d\n", header.ncolors,
+	    	ColorMap[CM_RED][i], ColorMap[CM_GREEN][i],
+	    	ColorMap[CM_BLUE][i]);
+#endif
+
+	    x11_colormap[j][CM_RED] = ColorMap[CM_RED][i];
+	    x11_colormap[j][CM_GREEN] = ColorMap[CM_GREEN][i];
+	    x11_colormap[j][CM_BLUE] = ColorMap[CM_BLUE][i];
+	    header.ncolors++;
+	}
+    }
+}
+
+
+/* Open the given file, read & merge the colormap, convert the tiles. */
+static void
+process_file(fname)
+    char *fname;
+{
+    unsigned long count;
+
+    if (!fopen_text_file(fname, RDTMODE)) {
+	Fprintf(stderr, "can't open file \"%s\"\n", fname);
+	exit(1);
+	}
+    merge_text_colormap();
+    count = convert_tiles(&curr_tb);
+    Fprintf(stderr, "%s: %lu tiles\n", fname, count);
+    header.ntiles += count;
+    fclose_text_file();
+}
+
+
+#ifdef USE_XPM
+static int
+xpm_write(fp)
+FILE *fp;
+{
+    int i,j,n;
+
+    if (header.ncolors > 64) {
+	Fprintf(stderr, "Sorry, only configured for up to 64 colors\n");
+	exit(1);
+	/* All you need to do is add more char per color - below */
+    }
+
+    fprintf(fp, "/* XPM */\n");
+    fprintf(fp, "static char* nhtiles[] = {\n");
+    fprintf(fp, "\"%lu %lu %lu %d\",\n",
+		header.tile_width,
+		header.tile_height*header.ntiles,
+		header.ncolors,
+		1 /* char per color */);
+    for (i = 0; i < header.ncolors; i++)
+	fprintf(fp, "\"%c  c #%02x%02x%02x\",\n",
+		i+'0', /* just one char per color */
+		x11_colormap[i][0],
+		x11_colormap[i][1],
+		x11_colormap[i][2]);
+
+    n=0;
+    for (i = 0; i < header.tile_height*header.ntiles; i++) {
+	fprintf(fp, "\"");
+	for (j = 0; j < header.tile_width; j++) {
+	    /* just one char per color */
+	    fputc(tile_bytes[n++]+'0', fp);
+	}
+	if (j==header.tile_width-1)
+	    fprintf(fp, "\"\n");
+	else
+	    fprintf(fp, "\",\n");
+    }
+
+    return fprintf(fp, "};\n")>=0;
+}
+#endif	/* USE_XPM */
+
+int
+main(argc, argv)
+    int argc;
+    char **argv;
+{
+    FILE *fp;
+    int i;
+
+    header.version	= 1;
+    header.ncolors	= 0;
+    header.tile_width	= TILE_X;
+    header.tile_height	= TILE_Y;
+    header.ntiles	= 0;		/* updated as we read in files */
+
+    if (argc == 1) {
+	Fprintf(stderr, "usage: %s txt_file1 [txt_file2 ...]\n", argv[0]);
+	exit(1);
+    }
+
+    fp = fopen(OUTNAME, "w");
+    if (!fp) {
+	Fprintf(stderr, "can't open output file\n");
+	exit(1);
+	}
+
+    for (i = 1; i < argc; i++)
+	process_file(argv[i]);
+    Fprintf(stderr, "Total tiles: %ld\n", header.ntiles);
+
+#ifdef USE_XPM
+    if (xpm_write(fp) == 0) {
+	Fprintf(stderr, "can't write XPM file\n");
+	exit(1);
+    }
+#else
+    if (fwrite((char *)&header, sizeof(x11_header), 1, fp) == 0) {
+	Fprintf(stderr, "can't open output header\n");
+	exit(1);
+	}
+
+    if (fwrite((char *)x11_colormap, 1, header.ncolors*3, fp) == 0) {
+	Fprintf(stderr, "can't write output colormap\n");
+	exit(1);
+    }
+
+    if (fwrite((char *)tile_bytes, 1,
+	(int) header.ntiles*header.tile_width*header.tile_height, fp) == 0) {
+
+	Fprintf(stderr, "can't write tile bytes\n");
+	exit(1);
+    }
+#endif
+
+    fclose(fp);
+    return 0;
+}