vcglib/apps/nexus/nexus.h

108 lines
2.3 KiB
C++

#ifndef NXS_NEXUS_H
#define NXS_NEXUS_H
#include <string>
#include <vector>
#include <set>
#include <vcg/space/point3.h>
#include "patchserver.h"
#include "borderserver.h"
namespace nxs {
struct PatchInfo {
unsigned short nvert;
unsigned short nface;
vcg::Sphere3f sphere;
float error;
};
class Nexus {
public:
struct BorderEntry {
unsigned int border_start; //granuralita' Link
unsigned short border_size; //in Links
unsigned short border_used; //in Links
};
struct PatchInfo {
unsigned short nvert;
unsigned short nface;
vcg::Sphere3f sphere;
float error;
};
//TODO optimize to be vector with offset.
struct Update {
std::vector<unsigned int> erased;
std::vector<unsigned int> created;
};
Nexus();
virtual ~Nexus();
bool Create(const std::string &filename, Signature signature,
unsigned int chunk_size = 1024);
virtual bool Load(const std::string &filename, bool readonly = false);
virtual void Close();
unsigned int AddPatch(unsigned int nv, unsigned int nf, unsigned int nb);
Patch &GetPatch(unsigned int patch, bool flush = true);
Border GetBorder(unsigned int patch, bool flush = true);
void AddBorder(unsigned int patch, Link &link);
bool IsCompressed() { return (signature & NXS_COMPRESSED) != 0; }
bool HasStrips() { return (signature & NXS_STRIP) != 0; }
bool HasColors() { return (signature & NXS_COLORS) != 0; }
bool HasNormalsShort() { return (signature & NXS_NORMALS_SHORT) != 0; }
bool HasNormalsFloat() { return (signature & NXS_NORMALS_FLOAT) != 0; }
void SetRamBufferSize(unsigned int ram_size);
/* void Join(const std::set<unsigned int> &patches,
std::vector<vcg::Point3f> &vert,
std::vector<unsigned int> &faces,
std::vector<Link> &links);*/
//move to nxsalgo!
void Unify(float threshold = 0.0f);
/* Nexus data */
//BE CAREFUL: this 2 members get replicated into patchserver
//TODO fix this nasty thing it is dangerous as it is.
Signature signature;
unsigned int chunk_size;
unsigned int totvert;
unsigned int totface;
vcg::Sphere3f sphere;
std::vector<PatchInfo> index;
PatchServer patches;
BorderServer borders;
std::vector<Update> history;
bool readonly;
private:
FILE *index_file;
};
}
#endif