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Moved out for loop & fixed getting mesh headers

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This commit is contained in:
2018-04-07 04:39:16 -07:00
parent 0e5c96b83b
commit 8016deae86
3 changed files with 52 additions and 10 deletions
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4
include/devil1geo.h
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@ -71,7 +71,9 @@ struct Mesh {
void printgheader(struct Header*);
bool getmeshheaders(struct MeshHeader **, const char *, unsigned int);
void printmeshheader(struct MeshHeader*);
bool getmeshheader(struct MeshHeader**, unsigned int i, const char * const);
#endif

42
src/devil1geo.c Normal file
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@ -0,0 +1,42 @@
#include "devil1geo.h"
#include <stdio.h>
void printgheader(struct Header *gh) {
if (gh != NULL) {
printf("pointer %x\n", gh);
printf("number of meshes %x\n", gh -> numMesh);
printf("unknown number B %x\n", gh -> unknownNumberB);
printf("unknown number C %x\n", gh -> unknownNumberC);
printf("unknown number D %x\n", gh -> unknownNumberD);
printf("padding %x\n", gh -> padding);
printf("unknown offset %x\n", gh -> unknownOffset);
}
}
void printmeshheader(struct MeshHeader *mh) {
if (mh == NULL) {
return;
}
printf("number of batches %x\n", mh -> numBatch);
printf("number of vertices %x\n", mh -> numVertex);
printf("unknown %x\n", mh -> u);
printf("batch offset %x\n", mh -> offsetBatches);
printf("flags %x\n\n", mh -> flags);
}
bool getmeshheader(struct MeshHeader **hs,
unsigned int i,
const char * const filedata) {
bool done = false;
if (hs == NULL || filedata == NULL) {
return done;
}
struct Header *h = (struct Header*)filedata;
if (h -> numMesh < i) {
return done;
}
unsigned int pos = sizeof(struct MeshHeader) * i + sizeof(struct Header);
(*hs) = (struct MeshHeader*)(filedata + pos);
done = true;
return done;
}

16
test/main.c
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@ -111,17 +111,15 @@ void extractmeshes(const char* filedata,
if (filedata == NULL || filesize <= 0) {
return;
}
struct Header *h = NULL;
h = (struct Header*)filedata;
printf("pointer %x\n", h);
printgheader(h);
struct MeshHeader **mh = NULL;
mh = (struct MeshHeader**)
malloc(sizeof(struct MeshHeader*) * h -> numMesh);
getmeshheaders(mh, filedata, filesize);
struct Header *h = (struct Header*)filedata;
struct MeshHeader *mh = NULL;
unsigned int i;
bool ok;
for (i = 0; i < h -> numMesh; i++) {
printf("returning %x \n", mh[i]);
ok = getmeshheader(&mh, i, filedata);
if (ok) {
printmeshheader(mh);
}
}
}