1 files changed, 279 insertions, 279 deletions
diff --git a/common/l3dslib.c b/common/l3dslib.c
index 0faed60..1499e75 100755
--- a/common/l3dslib.c
+++ b/common/l3dslib.c
@@ -19,282 +19,282 @@ along with Foobar; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 ===========================================================================
 */
-//
-// l3dslib.c: library for loading triangles from an Alias triangle file
-//
-
-#include <stdio.h>
-#include "cmdlib.h"
-#include "mathlib.h"
-#include "trilib.h"
-#include "l3dslib.h"
-
-#define MAIN3DS       0x4D4D
-#define EDIT3DS       0x3D3D  // this is the start of the editor config
-#define EDIT_OBJECT   0x4000
-#define OBJ_TRIMESH   0x4100
-#define TRI_VERTEXL   0x4110
-#define TRI_FACEL1    0x4120
-
-#define MAXVERTS	2000
-
-typedef struct {
-	int	v[4];
-} tri;
-
-float	fverts[MAXVERTS][3];
-tri		tris[MAXTRIANGLES];
-
-int	bytesread, level, numtris, totaltris;
-int	vertsfound, trisfound;
-
-triangle_t	*ptri;
-
-
-// Alias stores triangles as 3 explicit vertices in .tri files, so even though we
-// start out with a vertex pool and vertex indices for triangles, we have to convert
-// to raw, explicit triangles
-void StoreAliasTriangles (void)
-{
-	int		i, j, k;
-
-	if ((totaltris + numtris) > MAXTRIANGLES)
-		Error ("Error: Too many triangles");
-
-	for (i=0; i<numtris ; i++)
-	{
-		for (j=0 ; j<3 ; j++)
-		{
-			for (k=0 ; k<3 ; k++)
-			{
-				ptri[i+totaltris].verts[j][k] = fverts[tris[i].v[j]][k];
-			}
-		}
-	}
-	
-	totaltris += numtris;
-	numtris = 0;
-	vertsfound = 0;
-	trisfound = 0;
-}
-
-
-int ParseVertexL (FILE *input)
-{
-	int				i, j, startbytesread, numverts;
-	unsigned short	tshort;
-
-	if (vertsfound)
-		Error ("Error: Multiple vertex chunks");
-
-	vertsfound = 1;
-	startbytesread = bytesread;
-
-	if (feof(input))
-		Error ("Error: unexpected end of file");
-
-	fread(&tshort, sizeof(tshort), 1, input);
-	bytesread += sizeof(tshort);
-	numverts = (int)tshort;
-
-	if (numverts > MAXVERTS)
-		Error ("Error: Too many vertices");
-
-	for (i=0 ; i<numverts ; i++)
-	{
-		for (j=0 ; j<3 ; j++)
-		{
-			if (feof(input))
-				Error ("Error: unexpected end of file");
-
-			fread(&fverts[i][j], sizeof(float), 1, input);
-			bytesread += sizeof(float);
-		}
-	}
-
-	if (vertsfound && trisfound)
-		StoreAliasTriangles ();
-
-	return bytesread - startbytesread;
-}
-
-
-int ParseFaceL1 (FILE *input)
-{
-
-	int				i, j, startbytesread;
-	unsigned short	tshort;
-
-	if (trisfound)
-		Error ("Error: Multiple face chunks");
-
-	trisfound = 1;
-	startbytesread = bytesread;
-
-	if (feof(input))
-		Error ("Error: unexpected end of file");
-
-	fread(&tshort, sizeof(tshort), 1, input);
-	bytesread += sizeof(tshort);
-	numtris = (int)tshort;
-
-	if (numtris > MAXTRIANGLES)
-		Error ("Error: Too many triangles");
-
-	for (i=0 ; i<numtris ; i++)
-	{
-		for (j=0 ; j<4 ; j++)
-		{
-			if (feof(input))
-				Error ("Error: unexpected end of file");
-
-			fread(&tshort, sizeof(tshort), 1, input);
-			bytesread += sizeof(tshort);
-			tris[i].v[j] = (int)tshort;
-		}
-	}
-
-	if (vertsfound && trisfound)
-		StoreAliasTriangles ();
-
-	return bytesread - startbytesread;
-}
-
-
-int ParseChunk (FILE *input)
-{
-#define BLOCK_SIZE	4096
-	char			temp[BLOCK_SIZE];
-	unsigned short	type;
-	int				i, length, w, t, retval;
-
-	level++;
-	retval = 0;
-
-// chunk type
-	if (feof(input))
-		Error ("Error: unexpected end of file");
-
-	fread(&type, sizeof(type), 1, input);
-	bytesread += sizeof(type);
-
-// chunk length
-	if (feof(input))
-		Error ("Error: unexpected end of file");
-
-	fread (&length, sizeof(length), 1, input);
-	bytesread += sizeof(length);
-	w = length - 6;
-
-// process chunk if we care about it, otherwise skip it
-	switch (type)
-	{
-	case TRI_VERTEXL:
-		w -= ParseVertexL (input);
-		goto ParseSubchunk;
-
-	case TRI_FACEL1:
-		w -= ParseFaceL1 (input);
-		goto ParseSubchunk;
-
-	case EDIT_OBJECT:
-	// read the name
-		i = 0;
-
-		do
-		{
-			if (feof(input))
-				Error ("Error: unexpected end of file");
-
-			fread (&temp[i], 1, 1, input);
-			i++;
-			w--;
-			bytesread++;
-		} while (temp[i-1]);
-
-	case MAIN3DS:
-	case OBJ_TRIMESH:
-	case EDIT3DS:
-	// parse through subchunks
-ParseSubchunk:
-		while (w > 0)
-		{
-			w -= ParseChunk (input);
-		}
-
-		retval = length;
-		goto Done;
-
-	default:
-	// skip other chunks
-		while (w > 0)
-		{
-			t = w;
-
-			if (t > BLOCK_SIZE)
-				t = BLOCK_SIZE;
-
-			if (feof(input))
-				Error ("Error: unexpected end of file");
-
-			fread (&temp, t, 1, input);
-			bytesread += t;
-
-			w -= t;
-		}
-
-		retval = length;
-		goto Done;
-	}
-
-Done:
-	level--;
-	return retval;
-}
-
-
-void Load3DSTriangleList (char *filename, triangle_t **pptri, int *numtriangles)
-{
-	FILE        *input;
-	short int	tshort;
-
-	bytesread = 0;
-	level = 0;
-	numtris = 0;
-	totaltris = 0;
-	vertsfound = 0;
-	trisfound = 0;
-
-	if ((input = fopen(filename, "rb")) == 0) {
-		fprintf(stderr,"reader: could not open file '%s'\n", filename);
-		exit(0);
-	}
-
-	fread(&tshort, sizeof(tshort), 1, input);
-
-// should only be MAIN3DS, but some files seem to start with EDIT3DS, with
-// no MAIN3DS
-	if ((tshort != MAIN3DS) && (tshort != EDIT3DS)) {
-		fprintf(stderr,"File is not a 3DS file.\n");
-		exit(0);
-	}
-
-// back to top of file so we can parse the first chunk descriptor
-	fseek(input, 0, SEEK_SET);
-
-	ptri = malloc (MAXTRIANGLES * sizeof(triangle_t));
-
-	*pptri = ptri;
-
-// parse through looking for the relevant chunk tree (MAIN3DS | EDIT3DS | EDIT_OBJECT |
-// OBJ_TRIMESH | {TRI_VERTEXL, TRI_FACEL1}) and skipping other chunks
-	ParseChunk (input);
-
-	if (vertsfound || trisfound)
-		Error ("Incomplete triangle set");
-
-	*numtriangles = totaltris;
-
-	fclose (input);
-}
-
+//
+// l3dslib.c: library for loading triangles from an Alias triangle file
+//
+
+#include <stdio.h>
+#include "cmdlib.h"
+#include "mathlib.h"
+#include "trilib.h"
+#include "l3dslib.h"
+
+#define MAIN3DS       0x4D4D
+#define EDIT3DS       0x3D3D  // this is the start of the editor config
+#define EDIT_OBJECT   0x4000
+#define OBJ_TRIMESH   0x4100
+#define TRI_VERTEXL   0x4110
+#define TRI_FACEL1    0x4120
+
+#define MAXVERTS	2000
+
+typedef struct {
+	int	v[4];
+} tri;
+
+float	fverts[MAXVERTS][3];
+tri		tris[MAXTRIANGLES];
+
+int	bytesread, level, numtris, totaltris;
+int	vertsfound, trisfound;
+
+triangle_t	*ptri;
+
+
+// Alias stores triangles as 3 explicit vertices in .tri files, so even though we
+// start out with a vertex pool and vertex indices for triangles, we have to convert
+// to raw, explicit triangles
+void StoreAliasTriangles (void)
+{
+	int		i, j, k;
+
+	if ((totaltris + numtris) > MAXTRIANGLES)
+		Error ("Error: Too many triangles");
+
+	for (i=0; i<numtris ; i++)
+	{
+		for (j=0 ; j<3 ; j++)
+		{
+			for (k=0 ; k<3 ; k++)
+			{
+				ptri[i+totaltris].verts[j][k] = fverts[tris[i].v[j]][k];
+			}
+		}
+	}
+	
+	totaltris += numtris;
+	numtris = 0;
+	vertsfound = 0;
+	trisfound = 0;
+}
+
+
+int ParseVertexL (FILE *input)
+{
+	int				i, j, startbytesread, numverts;
+	unsigned short	tshort;
+
+	if (vertsfound)
+		Error ("Error: Multiple vertex chunks");
+
+	vertsfound = 1;
+	startbytesread = bytesread;
+
+	if (feof(input))
+		Error ("Error: unexpected end of file");
+
+	fread(&tshort, sizeof(tshort), 1, input);
+	bytesread += sizeof(tshort);
+	numverts = (int)tshort;
+
+	if (numverts > MAXVERTS)
+		Error ("Error: Too many vertices");
+
+	for (i=0 ; i<numverts ; i++)
+	{
+		for (j=0 ; j<3 ; j++)
+		{
+			if (feof(input))
+				Error ("Error: unexpected end of file");
+
+			fread(&fverts[i][j], sizeof(float), 1, input);
+			bytesread += sizeof(float);
+		}
+	}
+
+	if (vertsfound && trisfound)
+		StoreAliasTriangles ();
+
+	return bytesread - startbytesread;
+}
+
+
+int ParseFaceL1 (FILE *input)
+{
+
+	int				i, j, startbytesread;
+	unsigned short	tshort;
+
+	if (trisfound)
+		Error ("Error: Multiple face chunks");
+
+	trisfound = 1;
+	startbytesread = bytesread;
+
+	if (feof(input))
+		Error ("Error: unexpected end of file");
+
+	fread(&tshort, sizeof(tshort), 1, input);
+	bytesread += sizeof(tshort);
+	numtris = (int)tshort;
+
+	if (numtris > MAXTRIANGLES)
+		Error ("Error: Too many triangles");
+
+	for (i=0 ; i<numtris ; i++)
+	{
+		for (j=0 ; j<4 ; j++)
+		{
+			if (feof(input))
+				Error ("Error: unexpected end of file");
+
+			fread(&tshort, sizeof(tshort), 1, input);
+			bytesread += sizeof(tshort);
+			tris[i].v[j] = (int)tshort;
+		}
+	}
+
+	if (vertsfound && trisfound)
+		StoreAliasTriangles ();
+
+	return bytesread - startbytesread;
+}
+
+
+int ParseChunk (FILE *input)
+{
+#define BLOCK_SIZE	4096
+	char			temp[BLOCK_SIZE];
+	unsigned short	type;
+	int				i, length, w, t, retval;
+
+	level++;
+	retval = 0;
+
+// chunk type
+	if (feof(input))
+		Error ("Error: unexpected end of file");
+
+	fread(&type, sizeof(type), 1, input);
+	bytesread += sizeof(type);
+
+// chunk length
+	if (feof(input))
+		Error ("Error: unexpected end of file");
+
+	fread (&length, sizeof(length), 1, input);
+	bytesread += sizeof(length);
+	w = length - 6;
+
+// process chunk if we care about it, otherwise skip it
+	switch (type)
+	{
+	case TRI_VERTEXL:
+		w -= ParseVertexL (input);
+		goto ParseSubchunk;
+
+	case TRI_FACEL1:
+		w -= ParseFaceL1 (input);
+		goto ParseSubchunk;
+
+	case EDIT_OBJECT:
+	// read the name
+		i = 0;
+
+		do
+		{
+			if (feof(input))
+				Error ("Error: unexpected end of file");
+
+			fread (&temp[i], 1, 1, input);
+			i++;
+			w--;
+			bytesread++;
+		} while (temp[i-1]);
+
+	case MAIN3DS:
+	case OBJ_TRIMESH:
+	case EDIT3DS:
+	// parse through subchunks
+ParseSubchunk:
+		while (w > 0)
+		{
+			w -= ParseChunk (input);
+		}
+
+		retval = length;
+		goto Done;
+
+	default:
+	// skip other chunks
+		while (w > 0)
+		{
+			t = w;
+
+			if (t > BLOCK_SIZE)
+				t = BLOCK_SIZE;
+
+			if (feof(input))
+				Error ("Error: unexpected end of file");
+
+			fread (&temp, t, 1, input);
+			bytesread += t;
+
+			w -= t;
+		}
+
+		retval = length;
+		goto Done;
+	}
+
+Done:
+	level--;
+	return retval;
+}
+
+
+void Load3DSTriangleList (char *filename, triangle_t **pptri, int *numtriangles)
+{
+	FILE        *input;
+	short int	tshort;
+
+	bytesread = 0;
+	level = 0;
+	numtris = 0;
+	totaltris = 0;
+	vertsfound = 0;
+	trisfound = 0;
+
+	if ((input = fopen(filename, "rb")) == 0) {
+		fprintf(stderr,"reader: could not open file '%s'\n", filename);
+		exit(0);
+	}
+
+	fread(&tshort, sizeof(tshort), 1, input);
+
+// should only be MAIN3DS, but some files seem to start with EDIT3DS, with
+// no MAIN3DS
+	if ((tshort != MAIN3DS) && (tshort != EDIT3DS)) {
+		fprintf(stderr,"File is not a 3DS file.\n");
+		exit(0);
+	}
+
+// back to top of file so we can parse the first chunk descriptor
+	fseek(input, 0, SEEK_SET);
+
+	ptri = malloc (MAXTRIANGLES * sizeof(triangle_t));
+
+	*pptri = ptri;
+
+// parse through looking for the relevant chunk tree (MAIN3DS | EDIT3DS | EDIT_OBJECT |
+// OBJ_TRIMESH | {TRI_VERTEXL, TRI_FACEL1}) and skipping other chunks
+	ParseChunk (input);
+
+	if (vertsfound || trisfound)
+		Error ("Incomplete triangle set");
+
+	*numtriangles = totaltris;
+
+	fclose (input);
+}
+