src/rt/lookamb.c

#ifndef lint
static const char       RCSid[] = "$Id: lookamb.c,v 2.8 2003/02/25 02:47:22 greg Exp $";
#endif
/*
 *  lookamb.c - program to examine ambient components.
 */

#include "copyright.h"

#include  "platform.h"
#include  "ray.h"
#include  "ambient.h"


int  dataonly = 0;
int  header = 1;
int  reverse = 0;

AMBVAL  av;


main(argc, argv)                /* load ambient values from a file */
int  argc;
char  *argv[];
{
        FILE  *fp;
        int  i;

        for (i = 1; i < argc; i++)
                if (argv[i][0] == '-')
                        switch (argv[i][1]) {
                        case 'd':
                                dataonly = 1;
                                break;
                        case 'r':
                                reverse = 1;
                                break;
                        case 'h':
                                header = 0;
                                break;
                        default:
                                fprintf(stderr, "%s: unknown option '%s'\n",
                                                argv[0], argv[i]);
                                return(1);
                        }
                else
                        break;

        if (i >= argc)
                fp = stdin;
        else if ((fp = fopen(argv[i], "r")) == NULL) {
                fprintf(stderr, "%s: file not found\n", argv[i]);
                return(1);
        }
        if (reverse) {
                if (header) {
                        if (checkheader(fp, "ascii", stdout) < 0)
                                goto formaterr;
                } else {
                        newheader("RADIANCE", stdout);
                        printargs(argc, argv, stdout);
                }
                fputformat(AMBFMT, stdout);
                putchar('\n');
                SET_FILE_BINARY(stdout);
                putambmagic(stdout);
                writamb(fp);
        } else {
                SET_FILE_BINARY(fp);
                if (checkheader(fp, AMBFMT, header ? stdout : (FILE *)NULL) < 0)
                        goto formaterr;
                if (!hasambmagic(fp))
                        goto formaterr;
                if (header) {
                        fputformat("ascii", stdout);
                        putchar('\n');
                }
                lookamb(fp);
        }
        fclose(fp);
        return(0);
formaterr:
        fprintf(stderr, "%s: format error on input\n", argv[0]);
        exit(1);
}


void
lookamb(fp)                     /* get ambient values from a file */
FILE  *fp;
{
        while (readambval(&av, fp)) {
                if (dataonly) {
                        printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]);
                        printf("%f\t%f\t%f\t", av.dir[0], av.dir[1], av.dir[2]);
                        printf("%d\t%f\t%f\t", av.lvl, av.weight, av.rad);
                        printf("%e\t%e\t%e\t", colval(av.val,RED),
                                                colval(av.val,GRN),
                                                colval(av.val,BLU));
                        printf("%f\t%f\t%f\t", av.gpos[0],
                                        av.gpos[1], av.gpos[2]);
                        printf("%f\t%f\t%f\n", av.gdir[0],
                                        av.gdir[1], av.gdir[2]);
                } else {
                        printf("\nPosition:\t%f\t%f\t%f\n", av.pos[0],
                                        av.pos[1], av.pos[2]);
                        printf("Direction:\t%f\t%f\t%f\n", av.dir[0],
                                        av.dir[1], av.dir[2]);
                        printf("Lvl,Wt,Rad:\t%d\t\t%f\t%f\n", av.lvl,
                                        av.weight, av.rad);
                        printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED),
                                        colval(av.val,GRN), colval(av.val,BLU));
                        printf("Pos.Grad:\t%f\t%f\t%f\n", av.gpos[0],
                                        av.gpos[1], av.gpos[2]);
                        printf("Dir.Grad:\t%f\t%f\t%f\n", av.gdir[0],
                                        av.gdir[1], av.gdir[2]);
                }
                if (ferror(stdout))
                        exit(1);
        }
}


void
writamb(fp)                     /* write binary ambient values */
FILE  *fp;
{
        for ( ; ; ) {
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%f %f %f",
                                &av.pos[0], &av.pos[1], &av.pos[2]) != 3)
                        return;
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%f %f %f",
                                &av.dir[0], &av.dir[1], &av.dir[2]) != 3)
                        return;
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%d %f %f",
                                &av.lvl, &av.weight, &av.rad) != 3)
                        return;
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%f %f %f",
                                &av.val[RED], &av.val[GRN], &av.val[BLU]) != 3)
                        return;
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%f %f %f",
                                &av.gpos[0], &av.gpos[1], &av.gpos[2]) != 3)
                        return;
                if (!dataonly)
                        fscanf(fp, "%*s");
                if (fscanf(fp, "%f %f %f",
                                &av.gdir[0], &av.gdir[1], &av.gdir[2]) != 3)
                        return;
                av.next = NULL;
                writambval(&av, stdout);
                if (ferror(stdout))
                        exit(1);
        }
}
Revision:	2.9
Committed:	Thu Jun 5 19:29:34 2003 UTC (20 years, 10 months ago) by schorsch
Content type:	text/plain
Branch:	MAIN
Changes since 2.8:	+4 -8 lines
Log Message:	Macros for setting binary file mode. Replacing MSDOS by _WIN32.
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	schorsch	2.9	static const char RCSid[] = "$Id: lookamb.c,v 2.8 2003/02/25 02:47:22 greg Exp $";
3	greg	1.1	#endif
4			/*
5			* lookamb.c - program to examine ambient components.
6	greg	2.7	*/
7
8	greg	2.8	#include "copyright.h"
9	greg	1.1
10	schorsch	2.9	#include "platform.h"
11	greg	2.7	#include "ray.h"
12	greg	1.4	#include "ambient.h"
13	greg	1.1
14
15			int dataonly = 0;
16	greg	2.3	int header = 1;
17	greg	1.1	int reverse = 0;
18
19			AMBVAL av;
20
21
22			main(argc, argv) /* load ambient values from a file */
23	greg	2.5	int argc;
24	greg	1.1	char *argv[];
25			{
26			FILE *fp;
27			int i;
28
29			for (i = 1; i < argc; i++)
30			if (argv[i][0] == '-')
31			switch (argv[i][1]) {
32			case 'd':
33			dataonly = 1;
34			break;
35			case 'r':
36			reverse = 1;
37			break;
38	greg	2.3	case 'h':
39			header = 0;
40			break;
41	greg	1.1	default:
42			fprintf(stderr, "%s: unknown option '%s'\n",
43			argv[0], argv[i]);
44			return(1);
45			}
46			else
47			break;
48
49			if (i >= argc)
50			fp = stdin;
51			else if ((fp = fopen(argv[i], "r")) == NULL) {
52			fprintf(stderr, "%s: file not found\n", argv[i]);
53			return(1);
54			}
55	greg	2.3	if (reverse) {
56			if (header) {
57			if (checkheader(fp, "ascii", stdout) < 0)
58			goto formaterr;
59	greg	2.6	} else {
60			newheader("RADIANCE", stdout);
61	greg	2.3	printargs(argc, argv, stdout);
62	greg	2.6	}
63	greg	2.3	fputformat(AMBFMT, stdout);
64			putchar('\n');
65	schorsch	2.9	SET_FILE_BINARY(stdout);
66	greg	2.3	putambmagic(stdout);
67	greg	1.1	writamb(fp);
68	greg	2.3	} else {
69	schorsch	2.9	SET_FILE_BINARY(fp);
70	greg	2.3	if (checkheader(fp, AMBFMT, header ? stdout : (FILE *)NULL) < 0)
71			goto formaterr;
72			if (!hasambmagic(fp))
73			goto formaterr;
74			if (header) {
75			fputformat("ascii", stdout);
76			putchar('\n');
77			}
78	greg	1.1	lookamb(fp);
79	greg	2.3	}
80	greg	1.1	fclose(fp);
81			return(0);
82	greg	2.3	formaterr:
83			fprintf(stderr, "%s: format error on input\n", argv[0]);
84			exit(1);
85	greg	1.1	}
86
87
88	greg	2.7	void
89	greg	1.1	lookamb(fp) /* get ambient values from a file */
90			FILE *fp;
91			{
92	greg	2.2	while (readambval(&av, fp)) {
93	greg	1.1	if (dataonly) {
94			printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]);
95			printf("%f\t%f\t%f\t", av.dir[0], av.dir[1], av.dir[2]);
96			printf("%d\t%f\t%f\t", av.lvl, av.weight, av.rad);
97	greg	1.5	printf("%e\t%e\t%e\t", colval(av.val,RED),
98	greg	1.1	colval(av.val,GRN),
99			colval(av.val,BLU));
100	greg	1.4	printf("%f\t%f\t%f\t", av.gpos[0],
101			av.gpos[1], av.gpos[2]);
102	greg	1.5	printf("%f\t%f\t%f\n", av.gdir[0],
103	greg	1.4	av.gdir[1], av.gdir[2]);
104	greg	1.1	} else {
105			printf("\nPosition:\t%f\t%f\t%f\n", av.pos[0],
106			av.pos[1], av.pos[2]);
107			printf("Direction:\t%f\t%f\t%f\n", av.dir[0],
108			av.dir[1], av.dir[2]);
109			printf("Lvl,Wt,Rad:\t%d\t\t%f\t%f\n", av.lvl,
110			av.weight, av.rad);
111			printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED),
112			colval(av.val,GRN), colval(av.val,BLU));
113	greg	1.4	printf("Pos.Grad:\t%f\t%f\t%f\n", av.gpos[0],
114			av.gpos[1], av.gpos[2]);
115			printf("Dir.Grad:\t%f\t%f\t%f\n", av.gdir[0],
116			av.gdir[1], av.gdir[2]);
117	greg	1.1	}
118			if (ferror(stdout))
119			exit(1);
120			}
121			}
122
123
124	greg	2.7	void
125	greg	1.1	writamb(fp) /* write binary ambient values */
126			FILE *fp;
127			{
128			for ( ; ; ) {
129			if (!dataonly)
130			fscanf(fp, "%*s");
131	greg	1.3	if (fscanf(fp, "%f %f %f",
132	greg	1.1	&av.pos[0], &av.pos[1], &av.pos[2]) != 3)
133			return;
134			if (!dataonly)
135			fscanf(fp, "%*s");
136	greg	1.3	if (fscanf(fp, "%f %f %f",
137	greg	1.1	&av.dir[0], &av.dir[1], &av.dir[2]) != 3)
138			return;
139			if (!dataonly)
140			fscanf(fp, "%*s");
141			if (fscanf(fp, "%d %f %f",
142			&av.lvl, &av.weight, &av.rad) != 3)
143			return;
144			if (!dataonly)
145			fscanf(fp, "%*s");
146			if (fscanf(fp, "%f %f %f",
147			&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3)
148			return;
149	greg	1.4	if (!dataonly)
150			fscanf(fp, "%*s");
151			if (fscanf(fp, "%f %f %f",
152			&av.gpos[0], &av.gpos[1], &av.gpos[2]) != 3)
153			return;
154			if (!dataonly)
155			fscanf(fp, "%*s");
156			if (fscanf(fp, "%f %f %f",
157			&av.gdir[0], &av.gdir[1], &av.gdir[2]) != 3)
158			return;
159			av.next = NULL;
160	greg	2.2	writambval(&av, stdout);
161	greg	1.1	if (ferror(stdout))
162			exit(1);
163			}
164			}