--- ray/src/px/ra_pr24.c	1991/12/19 14:52:17	2.2
+++ ray/src/px/ra_pr24.c	1992/10/02 16:25:49	2.5
@@ -1,4 +1,4 @@
-/* Copyright (c) 1991 Regents of the University of California */
+/* Copyright (c) 1992 Regents of the University of California */
 
 #ifndef lint
 static char SCCSid[] = "$SunId$ LBL";
@@ -10,13 +10,19 @@ static char SCCSid[] = "$SunId$ LBL";
 
 #include  <stdio.h>
 
+#ifdef MSDOS
+#include  <fcntl.h>
+#endif
+
+#include  <math.h>
+
 #include  "rasterfile.h"
 
 #include  "color.h"
 
 #include  "resolu.h"
 
-extern double  pow();
+extern char  *malloc();
 
 double	gamma = 2.2;			/* gamma correction */
 
@@ -34,7 +40,12 @@ char  *argv[];
 	struct rasterfile  head;
 	int  reverse = 0;
 	int  i;
-	
+#ifdef MSDOS
+	extern int  _fmode;
+	_fmode = O_BINARY;
+	setmode(fileno(stdin), O_BINARY);
+	setmode(fileno(stdout), O_BINARY);
+#endif
 	progname = argv[0];
 
 	head.ras_type = RT_STANDARD;
@@ -93,7 +104,7 @@ char  *argv[];
 		putchar('\n');
 		fprtresolu(xmax, ymax, stdout);
 					/* convert file */
-		pr2ra(head.ras_type);
+		pr2ra(head.ras_type, head.ras_length/ymax - xmax*3);
 	} else {
 					/* get header info. */
 		if (checkheader(stdin, COLRFMT, NULL) < 0 ||
@@ -101,15 +112,15 @@ char  *argv[];
 			quiterr("bad picture format");
 					/* write rasterfile header */
 		head.ras_magic = RAS_MAGIC;
-		head.ras_width = xmax;
+		head.ras_width = xmax + (xmax&1);
 		head.ras_height = ymax;
 		head.ras_depth = 24;
-		head.ras_length = xmax*ymax*3;
+		head.ras_length = head.ras_width*head.ras_height*3;
 		head.ras_maptype = RMT_NONE;
 		head.ras_maplength = 0;
 		fwrite((char *)&head, sizeof(head), 1, stdout);
 					/* convert file */
-		ra2pr(head.ras_type);
+		ra2pr(head.ras_type, head.ras_length/ymax - xmax*3);
 	}
 	exit(0);
 userr:
@@ -130,8 +141,9 @@ char  *err;
 }
 
 
-pr2ra(rf)		/* convert 24-bit scanlines to Radiance picture */
+pr2ra(rf, pad)		/* convert 24-bit scanlines to Radiance picture */
 int	rf;
+int	pad;
 {
 	COLR	*scanout;
 	register int	x;
@@ -154,6 +166,7 @@ int	rf;
 				scanout[x][GRN] = getc(stdin);
 				scanout[x][RED] = getc(stdin);
 			}
+		for (x = pad; x--; getc(stdin));
 		if (feof(stdin) || ferror(stdin))
 			quiterr("error reading rasterfile");
 		gambs_colrs(scanout, xmax);
@@ -167,9 +180,11 @@ int	rf;
 }
 
 
-ra2pr(rf)		/* convert Radiance scanlines to 24-bit rasterfile */
-int  rf;
+ra2pr(rf, pad)		/* convert Radiance scanlines to 24-bit rasterfile */
+int	rf;
+int	pad;
 {
+	int	ord[3];
 	COLR	*scanin;
 	register int	x;
 	int	y;
@@ -177,6 +192,11 @@ int  rf;
 	scanin = (COLR *)malloc(xmax*sizeof(COLR));
 	if (scanin == NULL)
 		quiterr("out of memory in ra2pr");
+	if (rf == RT_FORMAT_RGB) {
+		ord[0] = RED; ord[1] = GRN; ord[2] = BLU;
+	} else {
+		ord[0] = BLU; ord[1] = GRN; ord[2] = RED;
+	}
 						/* convert image */
 	for (y = ymax-1; y >= 0; y--) {
 		if (freadcolrs(scanin, xmax, stdin) < 0)
@@ -196,6 +216,8 @@ int  rf;
 				putc(scanin[x][GRN], stdout);
 				putc(scanin[x][RED], stdout);
 			}
+		for (x = 0; x < pad; x++)
+			putc(scanin[xmax-1][ord[x%3]], stdout);
 		if (ferror(stdout))
 			quiterr("error writing rasterfile");
 	}