author  Ryan C. Gordon <icculus@icculus.org> 
Tue, 10 Feb 2009 17:29:36 0500  
changeset 559  d34ac77da171 
parent 556  04282775cc2c 
child 577  bec531dd448e 
permissions  rwrr 
555
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

1 
/** 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

2 
* MojoShader; generate shader programs from bytecode of compiled 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

3 
* Direct3D shaders. 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

4 
* 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

5 
* Please see the file LICENSE.txt in the source's root directory. 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

6 
* 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

7 
* This file written by Ryan C. Gordon. 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

8 
*/ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

9 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

10 
#include <stdio.h> 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

11 
#include <stdlib.h> 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

12 
#include "mojoshader.h" 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

13 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

14 
static int preprocess(const char *buf, int len, const char *outfile) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

15 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

16 
FILE *io = fopen(outfile, "wb"); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

17 
if (io == NULL) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

18 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

19 
printf(" ... fopen('%s') failed.\n", outfile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

20 
return 0; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

21 
} // if 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

22 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

23 
const MOJOSHADER_preprocessData *pd; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

24 
int retval = 0; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

25 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

26 
pd = MOJOSHADER_preprocess(buf, len, NULL, 0, NULL, 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

27 
NULL, NULL, NULL, NULL); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

28 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

29 
if (pd>error_count > 0) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

30 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

31 
int i; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

32 
for (i = 0; i < pd>error_count; i++) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

33 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

34 
printf("ERROR: (line %d) %s\n", 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

35 
pd>errors[i].error_position, 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

36 
pd>errors[i].error); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

37 
} // for 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

38 
} // if 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

39 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

40 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

41 
if (pd>output != NULL) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

42 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

43 
if (fwrite(pd>output, pd>output_len, 1, io) != 1) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

44 
printf(" ... fwrite('%s') failed.\n", outfile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

45 
else if (fclose(io) == EOF) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

46 
printf(" ... fclose('%s') failed.\n", outfile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

47 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

48 
retval = 1; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

49 
} // if 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

50 
} // else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

51 
MOJOSHADER_freePreprocessData(pd); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

52 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

53 
return retval; 
556
04282775cc2c
Fixed cutandpasted comments.
Ryan C. Gordon <icculus@icculus.org>
parents:
555
diff
changeset

54 
} // preprocess 
555
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

55 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

56 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

57 
int main(int argc, char **argv) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

58 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

59 
int retval = 1; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

60 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

61 
if (argc != 3) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

62 
printf("\n\nUSAGE: %s <inputfile> <outputfile>\n\n", argv[0]); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

63 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

64 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

65 
const char *infile = argv[1]; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

66 
const char *outfile = argv[2]; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

67 
FILE *io = fopen(infile, "rb"); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

68 
if (io == NULL) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

69 
printf(" ... fopen('%s') failed.\n", infile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

70 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

71 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

72 
char *buf = (char *) malloc(1000000); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

73 
int rc = fread(buf, 1, 1000000, io); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

74 
fclose(io); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

75 
if (rc == EOF) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

76 
printf(" ... fread('%s') failed.\n", infile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

77 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

78 
{ 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

79 
if (preprocess(buf, rc, outfile)) 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

80 
retval = 0; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

81 
else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

82 
remove(outfile); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

83 
free(buf); 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

84 
} // else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

85 
} // for 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

86 
} // else 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

87 

940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

88 
return retval; 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

89 
} // main 
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

90 

556
04282775cc2c
Fixed cutandpasted comments.
Ryan C. Gordon <icculus@icculus.org>
parents:
555
diff
changeset

91 
// end of preprocess.c ... 
555
940821555fda
Initial work on preprocessor. Not yet complete!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff
changeset

92 