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testparse.c
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testparse.c
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#include <stdio.h>
#include <stdlib.h>
#include "mojoshader.h"
#if MOJOSHADER_DEBUG_MALLOC
static void *Malloc(int len)
{
void *ptr = malloc(len + sizeof (int));
int *store = (int *) ptr;
printf("malloc() %d bytes (%p)\n", len, ptr);
if (ptr == NULL) return NULL;
*store = len;
return (void *) (store + 1);
} // Malloc
static void Free(void *_ptr)
{
int *ptr = (((int *) _ptr) - 1);
int len = *ptr;
printf("free() %d bytes (%p)\n", len, ptr);
free(ptr);
} // Free
#else
#define Malloc NULL
#define Free NULL
#endif
static const char *shader_type(const MOJOSHADER_shaderType s)
{
switch (s)
{
case MOJOSHADER_TYPE_UNKNOWN: return "unknown";
case MOJOSHADER_TYPE_PIXEL: return "pixel";
case MOJOSHADER_TYPE_VERTEX: return "vertex";
case MOJOSHADER_TYPE_GEOMETRY: return "geometry";
default: return "(bogus value?)";
} // switch
return NULL; // shouldn't hit this.
} // shader_type
static void do_parse(const unsigned char *buf, const int len, const char *prof)
{
const MOJOSHADER_parseData *pd;
pd = MOJOSHADER_parse(prof, buf, len, Malloc, Free, NULL);
printf("PROFILE: %s\n", prof);
if (pd->error != NULL)
printf("ERROR: %s\n", pd->error);
else
{
printf("SHADER TYPE: %s\n", shader_type(pd->shader_type));
printf("VERSION: %d.%d\n", pd->major_ver, pd->minor_ver);
printf("INSTRUCTION COUNT: %d\n", (int) pd->instruction_count);
printf("ATTRIBUTES:");
if (pd->attribute_count == 0)
printf(" (none.)\n");
else
{
int i;
printf("\n");
for (i = 0; i < pd->attribute_count; i++)
{
static const char *usagenames[] = {
"position", "blendweight", "blendindices", "normal",
"psize", "texcoord", "tangent", "binormal", "tessfactor",
"positiont", "color", "fog", "depth", "sample"
};
const MOJOSHADER_attribute *a = &pd->attributes[i];
char numstr[16] = { 0 };
if (a->index != 0)
snprintf(numstr, sizeof (numstr), "%d", a->index);
printf(" * %s%s\n", usagenames[(int) a->usage], numstr);
} // for
} // else
printf("UNIFORMS:");
if (pd->uniform_count == 0)
printf(" (none.)\n");
else
{
int i;
printf("\n");
for (i = 0; i < pd->uniform_count; i++)
{
static const char *typenames[] = { "float", "int", "bool" };
const MOJOSHADER_uniform *u = &pd->uniforms[i];
printf(" * %d: %s\n", u->index, typenames[(int) u->type]);
} // for
} // else
if (pd->output != NULL)
{
int i;
printf("OUTPUT:\n");
for (i = 0; i < pd->output_len; i++)
putchar((int) pd->output[i]);
printf("\n");
} // if
} // else
printf("\n\n");
MOJOSHADER_freeParseData(pd);
} // do_parse
int main(int argc, char **argv)
{
printf("MojoShader testparse\n");
printf("Compiled against version %d\n", MOJOSHADER_VERSION);
printf("Linked against version %d\n", MOJOSHADER_version());
printf("\n");
if (argc <= 2)
printf("\n\nUSAGE: %s <profile> [file1] ... [fileN]\n\n", argv[0]);
else
{
const char *profile = argv[1];
int i;
for (i = 2; i < argc; i++)
{
FILE *io = fopen(argv[i], "rb");
printf("FILE: %s\n", argv[i]);
if (io == NULL)
printf(" ... fopen('%s') failed.\n", argv[i]);
else
{
unsigned char *buf = (unsigned char *) malloc(1000000);
int rc = fread(buf, 1, 1000000, io);
fclose(io);
do_parse(buf, rc, profile);
free(buf);
} // else
} // for
} // else
return 0;
} // main
// end of testparse.c ...