Code style cleanup in intern/dualcon.

intern/dualcon/dualcon.h

@@ -24,7 +24,7 @@
 #define __DUALCON_H__
 
 #ifdef __cplusplus
-extern "C" { 
+extern "C" {
 #endif
 
 typedef float (*DualConCo)[3];
@@ -35,11 +35,11 @@ typedef struct DualConInput {
 	DualConCo co;
 	int co_stride;
 	int totco;
-	
+
 	DualConFaces faces;
 	int face_stride;
 	int totface;
-	
+
 	float min[3], max[3];
 } DualConInput;
 
@@ -64,32 +64,32 @@ typedef enum {
 } DualConMode;
 
 /* Usage:
-   
-   The three callback arguments are used for creating the output
-   mesh. The alloc_output callback takes the total number of vertices
-   and faces (quads) that will be in the output. It should allocate
-   and return a structure to hold the output mesh. The add_vert and
-   add_quad callbacks will then be called for each new vertex and
-   quad, and the callback should add the new mesh elements to the
-   structure.
-*/
+ *
+ * The three callback arguments are used for creating the output
+ * mesh. The alloc_output callback takes the total number of vertices
+ * and faces (quads) that will be in the output. It should allocate
+ * and return a structure to hold the output mesh. The add_vert and
+ * add_quad callbacks will then be called for each new vertex and
+ * quad, and the callback should add the new mesh elements to the
+ * structure.
+ */
 void *dualcon(const DualConInput *input_mesh,
-			  /* callbacks for output */
-			  DualConAllocOutput alloc_output,
-			  DualConAddVert add_vert,
-			  DualConAddQuad add_quad,
+              /* callbacks for output */
+              DualConAllocOutput alloc_output,
+              DualConAddVert add_vert,
+              DualConAddQuad add_quad,
 
-			  /* flags and settings to control the remeshing
-				 algorithm */
-			  DualConFlags flags,
-			  DualConMode mode,
-			  float threshold,
-			  float hermite_num,
-			  float scale,
-			  int depth);
+              /* flags and settings to control the remeshing
+               * algorithm */
+              DualConFlags flags,
+              DualConMode mode,
+              float threshold,
+              float hermite_num,
+              float scale,
+              int depth);
 
 #ifdef __cplusplus
-} 
+}
 #endif
 
 #endif /* __DUALCON_H__ */

intern/dualcon/intern/GeoCommon.h

@@ -36,31 +36,26 @@
 
 
 // 3d point with integer coordinates
-typedef struct
-{
+typedef struct {
 	int x, y, z;
 } Point3i;
 
-typedef struct
-{
+typedef struct {
 	Point3i begin;
 	Point3i end;
 } BoundingBox;
 
 // triangle that points to three vertices
-typedef struct 
-{
-	float vt[3][3] ;
+typedef struct {
+	float vt[3][3];
 } Triangle;
 
 // 3d point with float coordinates
-typedef struct
-{
+typedef struct {
 	float x, y, z;
 } Point3f;
 
-typedef struct
-{
+typedef struct {
 	Point3f begin;
 	Point3f end;
 } BoundingBoxf;

intern/dualcon/intern/MemoryAllocator.h

@@ -43,19 +43,19 @@
 class VirtualMemoryAllocator
 {
 public:
-	virtual void * allocate( ) = 0 ;
-	virtual void deallocate( void * obj ) = 0 ;
-	virtual void destroy( ) = 0 ;
-	virtual void printInfo( ) = 0 ;
+virtual void *allocate( ) = 0;
+virtual void deallocate(void *obj) = 0;
+virtual void destroy( ) = 0;
+virtual void printInfo( ) = 0;
 
-	virtual int getAllocated( ) = 0 ;
-	virtual int getAll( ) = 0 ;
-	virtual int getBytes( ) = 0 ;
+virtual int getAllocated( ) = 0;
+virtual int getAll( ) = 0;
+virtual int getBytes( ) = 0;
 };
 
 /**
  * Dynamic memory allocator - allows allocation/deallocation
- * 
+ *
  * Note: there are 4 bytes overhead for each allocated yet unused object.
  */
 template < int N >
@@ -63,157 +63,157 @@ class MemoryAllocator : public VirtualMemoryAllocator
 {
 private:
 
-	/// Constants
-	int HEAP_UNIT, HEAP_MASK ;
+/// Constants
+int HEAP_UNIT, HEAP_MASK;
 
-	/// Data array
-	UCHAR ** data ;
+/// Data array
+UCHAR **data;
 
-	/// Allocation stack
-	UCHAR *** stack ;
+/// Allocation stack
+UCHAR ***stack;
 
-	/// Number of data blocks
-	int datablocknum ;
+/// Number of data blocks
+int datablocknum;
 
-	/// Number of stack blocks
-	int stackblocknum ;
+/// Number of stack blocks
+int stackblocknum;
 
-	/// Size of stack
-	int stacksize ;
+/// Size of stack
+int stacksize;
 
-	/// Number of available objects on stack
-	int available ;
+/// Number of available objects on stack
+int available;
 
-	/**
-	 * Allocate a memory block
-	 */
-	void allocateDataBlock ( )
+/**
+ * Allocate a memory block
+ */
+void allocateDataBlock( )
+{
+	// Allocate a data block
+	datablocknum += 1;
+	data = ( UCHAR ** )realloc(data, sizeof (UCHAR *) * datablocknum);
+	data[datablocknum - 1] = ( UCHAR * )malloc(HEAP_UNIT * N);
+
+	// Update allocation stack
+	for (int i = 0; i < HEAP_UNIT; i++)
 	{
-		// Allocate a data block
-		datablocknum += 1 ;
-		data = ( UCHAR ** )realloc( data, sizeof ( UCHAR * ) * datablocknum ) ;
-		data[ datablocknum - 1 ] = ( UCHAR * )malloc( HEAP_UNIT * N ) ;
-
-		// Update allocation stack
-		for ( int i = 0 ; i < HEAP_UNIT ; i ++ )
-		{
-			stack[ 0 ][ i ] = ( data[ datablocknum - 1 ] + i * N ) ;
-		}
-		available = HEAP_UNIT ;
+		stack[0][i] = (data[datablocknum - 1] + i * N);
 	}
+	available = HEAP_UNIT;
+}
 
-	/**
-	 * Allocate a stack block, to store more deallocated objects
-	 */
-	void allocateStackBlock( )
-	{
-		// Allocate a stack block
-		stackblocknum += 1 ;
-		stacksize += HEAP_UNIT ;
-		stack = ( UCHAR *** )realloc( stack, sizeof ( UCHAR ** ) * stackblocknum ) ;
-		stack[ stackblocknum - 1 ] = ( UCHAR ** )malloc( HEAP_UNIT * sizeof ( UCHAR * ) ) ;
-	}
+/**
+ * Allocate a stack block, to store more deallocated objects
+ */
+void allocateStackBlock( )
+{
+	// Allocate a stack block
+	stackblocknum += 1;
+	stacksize += HEAP_UNIT;
+	stack = ( UCHAR *** )realloc(stack, sizeof (UCHAR * *) * stackblocknum);
+	stack[stackblocknum - 1] = ( UCHAR ** )malloc(HEAP_UNIT * sizeof (UCHAR *) );
+}
 
 
 public:
-	/**
-	 * Constructor
-	 */
-	MemoryAllocator( )
+/**
+ * Constructor
+ */
+MemoryAllocator( )
+{
+	HEAP_UNIT = 1 << HEAP_BASE;
+	HEAP_MASK = (1 << HEAP_BASE) - 1;
+
+	data = ( UCHAR ** )malloc(sizeof(UCHAR *) );
+	data[0] = ( UCHAR * )malloc(HEAP_UNIT * N);
+	datablocknum = 1;
+
+	stack = ( UCHAR *** )malloc(sizeof (UCHAR * *) );
+	stack[0] = ( UCHAR ** )malloc(HEAP_UNIT * sizeof (UCHAR *) );
+	stackblocknum = 1;
+	stacksize = HEAP_UNIT;
+	available = HEAP_UNIT;
+
+	for (int i = 0; i < HEAP_UNIT; i++)
 	{
-		HEAP_UNIT = 1 << HEAP_BASE ;
-		HEAP_MASK = ( 1 << HEAP_BASE ) - 1 ;
+		stack[0][i] = (data[0] + i * N);
+	}
+}
 
-		data = ( UCHAR ** )malloc( sizeof( UCHAR * ) ) ;
-		data[ 0 ] = ( UCHAR * )malloc( HEAP_UNIT * N ) ;
-		datablocknum = 1 ;
+/**
+ * Destructor
+ */
+void destroy( )
+{
+	int i;
+	for (i = 0; i < datablocknum; i++)
+	{
+		free(data[i]);
+	}
+	for (i = 0; i < stackblocknum; i++)
+	{
+		free(stack[i]);
+	}
+	free(data);
+	free(stack);
+}
 
-		stack = ( UCHAR *** )malloc( sizeof ( UCHAR ** ) ) ;
-		stack[ 0 ] = ( UCHAR ** )malloc( HEAP_UNIT * sizeof ( UCHAR * ) ) ;
-		stackblocknum = 1 ;
-		stacksize = HEAP_UNIT ;
-		available = HEAP_UNIT ;
-
-		for ( int i = 0 ; i < HEAP_UNIT ; i ++ )
-		{
-			stack[ 0 ][ i ] = ( data[ 0 ] + i * N ) ;
-		}
+/**
+ * Allocation method
+ */
+void *allocate( )
+{
+	if (available == 0)
+	{
+		allocateDataBlock( );
 	}
 
-	/**
-	 * Destructor
-	 */
-	void destroy( )
+	// printf("Allocating %d\n", header[ allocated ]) ;
+	available--;
+	return (void *)stack[available >> HEAP_BASE][available & HEAP_MASK];
+}
+
+/**
+ * De-allocation method
+ */
+void deallocate(void *obj)
+{
+	if (available == stacksize)
 	{
-		int i ;
-		for ( i = 0 ; i < datablocknum ; i ++ )
-		{
-			free( data[ i ] ) ;
-		}
-		for ( i = 0 ; i < stackblocknum ; i ++ )
-		{
-			free( stack[ i ] ) ;
-		}
-		free( data ) ;
-		free( stack ) ;
+		allocateStackBlock( );
 	}
 
-	/**
-	 * Allocation method
-	 */
-	void * allocate ( )
-	{
-		if ( available == 0 )
-		{
-			allocateDataBlock ( ) ;
-		}
+	// printf("De-allocating %d\n", ( obj - data ) / N ) ;
+	stack[available >> HEAP_BASE][available & HEAP_MASK] = (UCHAR *)obj;
+	available++;
+	// printf("%d %d\n", allocated, header[ allocated ]) ;
+}
 
-		// printf("Allocating %d\n", header[ allocated ]) ;
-		available -- ;
-		return (void*)stack[ available >> HEAP_BASE ][ available & HEAP_MASK ] ;
-	}
+/**
+ * Print information
+ */
+void printInfo( )
+{
+	printf("Bytes: %d Used: %d Allocated: %d Maxfree: %d\n", getBytes(), getAllocated(), getAll(), stacksize);
+}
 
-	/**
-	 * De-allocation method
-	 */
-	void deallocate ( void * obj )
-	{
-		if ( available == stacksize )
-		{
-			allocateStackBlock ( ) ;
-		}
+/**
+ * Query methods
+ */
+int getAllocated( )
+{
+	return HEAP_UNIT * datablocknum - available;
+};
 
-		// printf("De-allocating %d\n", ( obj - data ) / N ) ;
-		stack[ available >> HEAP_BASE ][ available & HEAP_MASK ] = (UCHAR*)obj ;
-		available ++ ;
-		// printf("%d %d\n", allocated, header[ allocated ]) ;
-	}
+int getAll( )
+{
+	return HEAP_UNIT * datablocknum;
+};
 
-	/**
-	 * Print information
-	 */
-	void printInfo ( )
-	{
-		printf("Bytes: %d Used: %d Allocated: %d Maxfree: %d\n", getBytes(), getAllocated(), getAll(), stacksize ) ;
-	}
-
-	/**
-	 * Query methods
-	 */
-	int getAllocated( )
-	{
-		return HEAP_UNIT * datablocknum - available ;	
-	};
-
-	int getAll( )
-	{
-		return HEAP_UNIT * datablocknum ;
-	};
-
-	int getBytes( )
-	{
-		return N ;	
-	};
+int getBytes( )
+{
+	return N;
+};
 };
 
 #endif

intern/dualcon/intern/ModelReader.h

@@ -33,31 +33,32 @@
 class ModelReader
 {
 public:
-	/// Constructor
-	ModelReader(){} ;
+/// Constructor
+ModelReader(){
+};
 
-	/// Get next triangle
-	virtual Triangle* getNextTriangle( ) = 0 ;
-	virtual int getNextTriangle( int t[3] ) = 0 ;
+/// Get next triangle
+virtual Triangle *getNextTriangle( ) = 0;
+virtual int getNextTriangle(int t[3]) = 0;
 
-	/// Get bounding box
-	virtual float getBoundingBox ( float origin[3] ) = 0 ;
+/// Get bounding box
+virtual float getBoundingBox(float origin[3]) = 0;
 
-	/// Get number of triangles
-	virtual int getNumTriangles ( ) = 0 ;
+/// Get number of triangles
+virtual int getNumTriangles( ) = 0;
 
-	/// Get storage size
-	virtual int getMemory ( ) = 0 ;
+/// Get storage size
+virtual int getMemory( ) = 0;
 
-	/// Reset file reading location
-	virtual void reset( ) = 0 ;
+/// Reset file reading location
+virtual void reset( ) = 0;
 
-	/// For explicit vertex models
-	virtual int getNumVertices( ) = 0 ;
+/// For explicit vertex models
+virtual int getNumVertices( ) = 0;
 
-	virtual void getNextVertex( float v[3] ) = 0 ;
+virtual void getNextVertex(float v[3]) = 0;
 
-	virtual void printInfo ( ) = 0 ;
+virtual void printInfo( ) = 0;
 };
 
 

intern/dualcon/intern/Projections.cpp

@@ -37,18 +37,15 @@ const int vertmap[8][3] = {
 const int centmap[3][3][3][2] = {
 	{{{0, 0}, {0, 1}, {1, 1}},
 	 {{0, 2}, {0, 3}, {1, 3}},
-	 {{2, 2}, {2, 3}, {3, 3}}
-	},
-	
+	 {{2, 2}, {2, 3}, {3, 3}}},
+
 	{{{0, 4}, {0, 5}, {1, 5}},
 	 {{0, 6}, {0, 7}, {1, 7}},
-	 {{2, 6}, {2, 7}, {3, 7}}
-	},
-	
+	 {{2, 6}, {2, 7}, {3, 7}}},
+
 	{{{4, 4}, {4, 5}, {5, 5}},
 	 {{4, 6}, {4, 7}, {5, 7}},
-	 {{6, 6}, {6, 7}, {7, 7}}
-	}
+	 {{6, 6}, {6, 7}, {7, 7}}}
 };
 
 const int edgemap[12][2] = {

intern/dualcon/intern/Queue.h

@@ -23,83 +23,81 @@
 #ifndef QUEUE_H
 #define QUEUE_H
 
-struct gridQueueEle
-{
+struct gridQueueEle {
 	int x, y, z;
-	UCHAR dir ;
-	gridQueueEle* next ;
+	UCHAR dir;
+	gridQueueEle *next;
 };
 
 class GridQueue
 {
-	gridQueueEle* head ;
-	gridQueueEle* tail ;
-	int numEles ;
+gridQueueEle *head;
+gridQueueEle *tail;
+int numEles;
 
 public:
 
-	GridQueue( )
+GridQueue( )
+{
+	head = NULL;
+	tail = NULL;
+	numEles = 0;
+}
+
+gridQueueEle *getHead( )
+{
+	return head;
+}
+
+int getNumElements( )
+{
+	return numEles;
+}
+
+
+void pushQueue(int st[3], int dir)
+{
+	gridQueueEle *ele = new gridQueueEle;
+	ele->x = st[0];
+	ele->y = st[1];
+	ele->z = st[2];
+	ele->dir = (UCHAR) dir;
+	ele->next = NULL;
+	if (head == NULL)
 	{
-		head = NULL ;
-		tail = NULL ;
-		numEles = 0 ;
+		head = ele;
+	}
+	else {
+		tail->next = ele;
+	}
+	tail = ele;
+	numEles++;
+}
+
+int popQueue(int st[3], int& dir)
+{
+	if (head == NULL)
+	{
+		return 0;
 	}
 
-	gridQueueEle* getHead( )
+	st[0] = head->x;
+	st[1] = head->y;
+	st[2] = head->z;
+	dir = (int) (head->dir);
+
+	gridQueueEle *temp = head;
+	head = head->next;
+	delete temp;
+
+	if (head == NULL)
 	{
-		return head ;
+		tail = NULL;
 	}
+	numEles--;
 
-	int getNumElements( )
-	{
-		return numEles ;
-	}
-
-
-	void pushQueue( int st[3], int dir )
-	{
-		gridQueueEle* ele = new gridQueueEle ;
-		ele->x = st[0] ;
-		ele->y = st[1] ;
-		ele->z = st[2] ;
-		ele->dir = (UCHAR) dir ;
-		ele->next = NULL ;
-		if ( head == NULL )
-		{
-			head = ele ;
-		}
-		else
-		{
-			tail->next = ele ;
-		}
-		tail = ele ;
-		numEles ++ ;
-	}
-
-	int popQueue( int st[3], int& dir )
-	{
-		if ( head == NULL )
-		{
-			return 0 ;
-		}
-
-		st[0] = head->x ;
-		st[1] = head->y ;
-		st[2] = head->z ;
-		dir = (int) (head->dir) ;
-
-		gridQueueEle* temp = head ;
-		head = head->next ;
-		delete temp ;
-
-		if ( head == NULL )
-		{
-			tail = NULL ;
-		}
-		numEles -- ;
-
-		return 1 ;
-	}
+	return 1;
+}
 
 };
 

intern/dualcon/intern/cubes.h

@@ -29,18 +29,18 @@
 class Cubes
 {
 public:
-	/// Get number of triangles
-	int getNumTriangle(int mask)
-	{
-		return marching_cubes_numtri[mask];
-	}
+/// Get number of triangles
+int getNumTriangle(int mask)
+{
+	return marching_cubes_numtri[mask];
+}
 
-	/// Get a triangle
-	void getTriangle(int mask, int index, int indices[3] )
-	{
-		for(int i = 0; i < 3; i++)
-			indices[i] = marching_cubes_tris[mask][index][i];
-	}
+/// Get a triangle
+void getTriangle(int mask, int index, int indices[3])
+{
+	for (int i = 0; i < 3; i++)
+		indices[i] = marching_cubes_tris[mask][index][i];
+}
 };
 
 #endif

intern/dualcon/intern/dualcon_c_api.cpp

@@ -40,166 +40,169 @@ void veccopy(float dst[3], const float src[3])
 }
 
 #define GET_FACE(_mesh, _n) \
-	(*(DualConFaces)(((char*)(_mesh)->faces) + ((_n) * (_mesh)->face_stride)))
+	(*(DualConFaces)(((char *)(_mesh)->faces) + ((_n) * (_mesh)->face_stride)))
 
 #define GET_CO(_mesh, _n) \
-	(*(DualConCo)(((char*)(_mesh)->co) + ((_n) * (_mesh)->co_stride)))
+	(*(DualConCo)(((char *)(_mesh)->co) + ((_n) * (_mesh)->co_stride)))
 
 class DualConInputReader : public ModelReader
 {
 private:
-	const DualConInput *input_mesh;
-	int tottri, curface, offset;
-	float min[3], max[3], maxsize;
-	float scale;
+const DualConInput *input_mesh;
+int tottri, curface, offset;
+float min[3], max[3], maxsize;
+float scale;
 public:
-	DualConInputReader(const DualConInput *mesh, float _scale)
+DualConInputReader(const DualConInput *mesh, float _scale)
 	: input_mesh(mesh), scale(_scale)
-	{
-		reset();
+{
+	reset();
+}
+
+void reset()
+{
+	tottri = 0;
+	curface = 0;
+	offset = 0;
+	maxsize = 0;
+
+	/* initialize tottri */
+	for (int i = 0; i < input_mesh->totface; i++)
+		tottri += GET_FACE(input_mesh, i)[3] ? 2 : 1;
+
+	veccopy(min, input_mesh->min);
+	veccopy(max, input_mesh->max);
+
+	/* initialize maxsize */
+	for (int i = 0; i < 3; i++) {
+		float d = max[i] - min[i];
+		if (d > maxsize)
+			maxsize = d;
 	}
 
-	void reset()
+	/* redo the bounds */
+	for (int i = 0; i < 3; i++)
 	{
-		tottri = 0;
-		curface = 0;
+		min[i] = (max[i] + min[i]) / 2 - maxsize / 2;
+		max[i] = (max[i] + min[i]) / 2 + maxsize / 2;
+	}
+
+	for (int i = 0; i < 3; i++)
+		min[i] -= maxsize * (1 / scale - 1) / 2;
+	maxsize *= 1 / scale;
+}
+
+Triangle *getNextTriangle()
+{
+	if (curface == input_mesh->totface)
+		return 0;
+
+	Triangle *t = new Triangle();
+
+	unsigned int *f = GET_FACE(input_mesh, curface);
+	if (offset == 0) {
+		veccopy(t->vt[0], GET_CO(input_mesh, f[0]));
+		veccopy(t->vt[1], GET_CO(input_mesh, f[1]));
+		veccopy(t->vt[2], GET_CO(input_mesh, f[2]));
+	}
+	else {
+		veccopy(t->vt[0], GET_CO(input_mesh, f[2]));
+		veccopy(t->vt[1], GET_CO(input_mesh, f[3]));
+		veccopy(t->vt[2], GET_CO(input_mesh, f[0]));
+	}
+
+	if (offset == 0 && f[3])
+		offset++;
+	else {
 		offset = 0;
-		maxsize = 0;
-
-		/* initialize tottri */
-		for(int i = 0; i < input_mesh->totface; i++)
-			tottri += GET_FACE(input_mesh, i)[3] ? 2 : 1;
-
-		veccopy(min, input_mesh->min);
-		veccopy(max, input_mesh->max);
-
-		/* initialize maxsize */
-		for(int i = 0; i < 3; i++) {
-			float d = max[i] - min[i];
-			if(d > maxsize)
-				maxsize = d;
-		}
-
-		/* redo the bounds */
-		for(int i = 0; i < 3; i++)
-		{
-			min[i] = (max[i] + min[i]) / 2 - maxsize / 2;
-			max[i] = (max[i] + min[i]) / 2 + maxsize / 2;
-		}
-
-		for(int i = 0; i < 3; i++)
-			min[i] -= maxsize * (1 / scale - 1) / 2;
-		maxsize *= 1 / scale;
+		curface++;
 	}
 
-	Triangle* getNextTriangle()
-	{
-		if(curface == input_mesh->totface)
-			return 0;
-
-		Triangle* t = new Triangle();
-		
-		unsigned int *f = GET_FACE(input_mesh, curface);
-		if(offset == 0) {
-			veccopy(t->vt[0], GET_CO(input_mesh, f[0]));
-			veccopy(t->vt[1], GET_CO(input_mesh, f[1]));
-			veccopy(t->vt[2], GET_CO(input_mesh, f[2]));
+	/* remove triangle if it contains invalid coords */
+	for (int i = 0; i < 3; i++) {
+		const float *co = t->vt[i];
+		if (isnan(co[0]) || isnan(co[1]) || isnan(co[2])) {
+			delete t;
+			return getNextTriangle();
 		}
-		else {
-			veccopy(t->vt[0], GET_CO(input_mesh, f[2]));
-			veccopy(t->vt[1], GET_CO(input_mesh, f[3]));
-			veccopy(t->vt[2], GET_CO(input_mesh, f[0]));
-		}
-
-		if(offset == 0 && f[3])
-			offset++;
-		else {
-			offset = 0;
-			curface++;
-		}
-
-		/* remove triangle if it contains invalid coords */
-		for(int i = 0; i < 3; i++) {
-			const float *co = t->vt[i];
-			if(isnan(co[0]) || isnan(co[1]) || isnan(co[2])) {
-				delete t;
-				return getNextTriangle();
-			}
-		}
-
-		return t;
 	}
 
-	int getNextTriangle(int t[3])
-	{
-		if(curface == input_mesh->totface)
-			return 0;
-		
-		unsigned int *f = GET_FACE(input_mesh, curface);
-		if(offset == 0) {
-			t[0] = f[0];
-			t[1] = f[1];
-			t[2] = f[2];
-		}
-		else {
-			t[0] = f[2];
-			t[1] = f[3];
-			t[2] = f[0];
-		}
+	return t;
+}
 
-		if(offset == 0 && f[3])
-			offset++;
-		else {
-			offset = 0;
-			curface++;
-		}
+int getNextTriangle(int t[3])
+{
+	if (curface == input_mesh->totface)
+		return 0;
 
-		return 1;
+	unsigned int *f = GET_FACE(input_mesh, curface);
+	if (offset == 0) {
+		t[0] = f[0];
+		t[1] = f[1];
+		t[2] = f[2];
+	}
+	else {
+		t[0] = f[2];
+		t[1] = f[3];
+		t[2] = f[0];
 	}
 
-	int getNumTriangles()
-	{
-		return tottri;
+	if (offset == 0 && f[3])
+		offset++;
+	else {
+		offset = 0;
+		curface++;
 	}
 
-	int getNumVertices()
-	{
-		return input_mesh->totco;
-	}
+	return 1;
+}
 
-	float getBoundingBox(float origin[3])
-	{
-		veccopy(origin, min);
-		return maxsize ;
-	}
+int getNumTriangles()
+{
+	return tottri;
+}
 
-	/* output */
-	void getNextVertex(float v[3])
-	{
-		/* not used */
-	}
+int getNumVertices()
+{
+	return input_mesh->totco;
+}
 
-	/* stubs */
-	void printInfo() {}
-	int getMemory() { return sizeof(DualConInputReader); }
+float getBoundingBox(float origin[3])
+{
+	veccopy(origin, min);
+	return maxsize;
+}
+
+/* output */
+void getNextVertex(float v[3])
+{
+	/* not used */
+}
+
+/* stubs */
+void printInfo() {
+}
+int getMemory() {
+	return sizeof(DualConInputReader);
+}
 };
 
 void *dualcon(const DualConInput *input_mesh,
-			  /* callbacks for output */
-			  DualConAllocOutput alloc_output,
-			  DualConAddVert add_vert,
-			  DualConAddQuad add_quad,
-					 
-			  DualConFlags flags,
-			  DualConMode mode,
-			  float threshold,
-			  float hermite_num,
-			  float scale,
-			  int depth)
+              /* callbacks for output */
+              DualConAllocOutput alloc_output,
+              DualConAddVert add_vert,
+              DualConAddQuad add_quad,
+
+              DualConFlags flags,
+              DualConMode mode,
+              float threshold,
+              float hermite_num,
+              float scale,
+              int depth)
 {
 	DualConInputReader r(input_mesh, scale);
 	Octree o(&r, alloc_output, add_vert, add_quad,
-			 flags, mode, depth, threshold, hermite_num);
+	         flags, mode, depth, threshold, hermite_num);
 	o.scanConvert();
 	return o.getOutputMesh();
 }