author  Ryan C. Gordon <icculus@icculus.org> 
Thu, 12 Feb 2009 01:47:35 0500  
changeset 573  1cd1d99a79cb 
parent 556  04282775cc2c 
child 577  bec531dd448e 
permissions  rwrr 
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/** 
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* MojoShader; generate shader programs from bytecode of compiled 
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* Direct3D shaders. 
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* 
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* Please see the file LICENSE.txt in the source's root directory. 
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* 
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* This file written by Ryan C. Gordon. 
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*/ 
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#include <stdio.h> 
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#include <stdlib.h> 
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#include "mojoshader.h" 
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static int preprocess(const char *buf, int len, const char *outfile) 
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{ 
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FILE *io = fopen(outfile, "wb"); 
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if (io == NULL) 
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{ 
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printf(" ... fopen('%s') failed.\n", outfile); 
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return 0; 
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} // if 
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const MOJOSHADER_preprocessData *pd; 
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int retval = 0; 
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pd = MOJOSHADER_preprocess(buf, len, NULL, 0, NULL, 
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NULL, NULL, NULL, NULL); 
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if (pd>error_count > 0) 
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{ 
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int i; 
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for (i = 0; i < pd>error_count; i++) 
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{ 
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printf("ERROR: (line %d) %s\n", 
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pd>errors[i].error_position, 
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pd>errors[i].error); 
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} // for 
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} // if 
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else 
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{ 
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if (pd>output != NULL) 
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{ 
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if (fwrite(pd>output, pd>output_len, 1, io) != 1) 
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printf(" ... fwrite('%s') failed.\n", outfile); 
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else if (fclose(io) == EOF) 
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printf(" ... fclose('%s') failed.\n", outfile); 
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else 
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retval = 1; 
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} // if 
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} // else 
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MOJOSHADER_freePreprocessData(pd); 
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return retval; 
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} // preprocess 
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int main(int argc, char **argv) 
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{ 
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int retval = 1; 
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if (argc != 3) 
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printf("\n\nUSAGE: %s <inputfile> <outputfile>\n\n", argv[0]); 
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else 
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{ 
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const char *infile = argv[1]; 
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const char *outfile = argv[2]; 
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FILE *io = fopen(infile, "rb"); 
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if (io == NULL) 
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printf(" ... fopen('%s') failed.\n", infile); 
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else 
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{ 
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char *buf = (char *) malloc(1000000); 
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int rc = fread(buf, 1, 1000000, io); 
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fclose(io); 
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if (rc == EOF) 
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printf(" ... fread('%s') failed.\n", infile); 
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else 
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{ 
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if (preprocess(buf, rc, outfile)) 
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retval = 0; 
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else 
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remove(outfile); 
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free(buf); 
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} // else 
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} // for 
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} // else 
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return retval; 
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} // main 
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// end of preprocess.c ... 
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92 