//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#ifndef _SG_BINOBJ_HXX
#define _SG_BINOBJ_HXX
-
-#include <plib/sg.h>
+#include <zlib.h> // for gzFile
#include <simgear/compiler.h>
#include <simgear/constants.h>
#include <simgear/math/sg_types.hxx>
-#include <simgear/bucket/newbucket.hxx>
-
-#include <stdio.h>
-#include <time.h>
-
-#include <list>
-#include STL_STRING
-
+#include <simgear/math/SGMath.hxx>
+#include <vector>
+#include <string>
/** STL Structure used to store object information */
-typedef vector < int_list > group_list;
+typedef std::vector < int_list > group_list;
typedef group_list::iterator group_list_iterator;
typedef group_list::const_iterator const_group_list_iterator;
-
-/** Magic Number for our file format */
-#define SG_FILE_MAGIC_NUMBER ( ('S'<<24) + ('G'<<16) + SG_BINOBJ_VERSION )
-
+// forward decls
+class SGBucket;
+class SGPath;
/**
* A class to manipulate the simgear 3d object format.
*
* - prop_typecode: material_name | ???
*
- * - nelements: SHORT (Gives us 65536 which ought to be enough, right?)
+ * - nelements: USHORT (Gives us 65536 which ought to be enough, right?)
*
- * - nproperties: SHORT
+ * - nproperties: USHORT
*
* - *_typecode: CHAR
*
* - vertex: FLOAT, FLOAT, FLOAT
*/
class SGBinObject {
+private:
unsigned short version;
- Point3D gbs_center;
+ SGVec3d gbs_center;
float gbs_radius;
- point_list wgs84_nodes; // vertex list
- point_list colors; // color list
- point_list normals; // normal list
- point_list texcoords; // texture coordinate list
+ std::vector<SGVec3d> wgs84_nodes; // vertex list
+ std::vector<SGVec4f> colors; // color list
+ std::vector<SGVec3f> normals; // normal list
+ std::vector<SGVec2f> texcoords; // texture coordinate list
group_list pts_v; // points vertex index
group_list pts_n; // points normal index
group_list fans_tc; // fans texture coordinate index
string_list fan_materials; // fans materials
+ void read_properties(gzFile fp, int nproperties);
+
+ void read_object( gzFile fp,
+ int obj_type,
+ int nproperties,
+ int nelements,
+ group_list& vertices,
+ group_list& normals,
+ group_list& colors,
+ group_list& texCoords,
+ string_list& materials);
+
+ void write_header(gzFile fp, int type, int nProps, int nElements);
+ void write_objects(gzFile fp, int type, const group_list& verts,
+ const group_list& normals, const group_list& colors,
+ const group_list& texCoords, const string_list& materials);
+
+ unsigned int count_objects(const string_list& materials);
public:
inline unsigned short get_version() const { return version; }
- inline const Point3D& get_gbs_center() const { return gbs_center; }
- inline void set_gbs_center( const Point3D& p ) { gbs_center = p; }
+ inline const SGVec3d& get_gbs_center() const { return gbs_center; }
+ inline void set_gbs_center( const SGVec3d& p ) { gbs_center = p; }
inline float get_gbs_radius() const { return gbs_radius; }
inline void set_gbs_radius( float r ) { gbs_radius = r; }
- inline const point_list& get_wgs84_nodes() const { return wgs84_nodes; }
- inline void set_wgs84_nodes( const point_list& n ) { wgs84_nodes = n; }
-
- inline const point_list& get_colors() const { return colors; }
- inline void set_colors( const point_list& c ) { colors = c; }
-
- inline const point_list& get_normals() const { return normals; }
- inline void set_normals( const point_list& n ) { normals = n; }
-
- inline const point_list& get_texcoords() const { return texcoords; }
- inline void set_texcoords( const point_list& t ) { texcoords = t; }
+ inline const std::vector<SGVec3d>& get_wgs84_nodes() const
+ { return wgs84_nodes; }
+ inline void set_wgs84_nodes( const std::vector<SGVec3d>& n )
+ { wgs84_nodes = n; }
+ inline const std::vector<SGVec4f>& get_colors() const { return colors; }
+ inline void set_colors( const std::vector<SGVec4f>& c ) { colors = c; }
+
+ inline const std::vector<SGVec3f>& get_normals() const { return normals; }
+ inline void set_normals( const std::vector<SGVec3f>& n ) { normals = n; }
+
+ inline const std::vector<SGVec2f>& get_texcoords() const { return texcoords; }
+ inline void set_texcoords( const std::vector<SGVec2f>& t ) { texcoords = t; }
+
inline const group_list& get_pts_v() const { return pts_v; }
inline void set_pts_v( const group_list& g ) { pts_v = g; }
inline const group_list& get_pts_n() const { return pts_n; }
* @param file input file name
* @return result of read
*/
- bool read_bin( const string& file );
+ bool read_bin( const std::string& file );
/**
* Write out the structures to a binary file. We assume that the
* @param b bucket for object location
* @return result of write
*/
- bool write_bin( const string& base, const string& name, const SGBucket& b );
+ bool write_bin( const std::string& base, const std::string& name, const SGBucket& b );
+
+
+ bool write_bin_file(const SGPath& file);
/**
* Write out the structures to an ASCII file. We assume that the
* @param b bucket for object location
* @return result of write
*/
- bool write_ascii( const string& base, const string& name,
+ bool write_ascii( const std::string& base, const std::string& name,
const SGBucket& b );
};
-
-/**
- * \relates SGBinObject
- * Calculate the center of a list of points, by taking the halfway
- * point between the min and max points.
- * @param wgs84_nodes list of points in wgs84 coordinates
- * @return center point
- */
-Point3D sgCalcCenter( point_list& wgs84_nodes );
-
-
-/**
- * \relates SGBinObject
- * Calculate the bounding sphere of a set of nodes.
- * Center is the center of the tile and zero elevation.
- * @param center center of our bounding radius
- * @param wgs84_nodes list of points in wgs84 coordinates
- * @return radius
- */
-double sgCalcBoundingRadius( Point3D center, point_list& wgs84_nodes );
-
-
#endif // _SG_BINOBJ_HXX