440 lines
15 KiB
C++
440 lines
15 KiB
C++
/**
|
|
* PANDA 3D SOFTWARE
|
|
* Copyright (c) Carnegie Mellon University. All rights reserved.
|
|
*
|
|
* All use of this software is subject to the terms of the revised BSD
|
|
* license. You should have received a copy of this license along
|
|
* with this source code in a file named "LICENSE."
|
|
*
|
|
* @file geomVertexColumn.h
|
|
* @author drose
|
|
* @date 2005-03-06
|
|
*/
|
|
|
|
#ifndef GEOMVERTEXCOLUMN_H
|
|
#define GEOMVERTEXCOLUMN_H
|
|
|
|
#include "pandabase.h"
|
|
#include "geomEnums.h"
|
|
#include "internalName.h"
|
|
#include "pointerTo.h"
|
|
#include "luse.h"
|
|
|
|
class TypedWritable;
|
|
class BamWriter;
|
|
class BamReader;
|
|
class Datagram;
|
|
class DatagramIterator;
|
|
|
|
class GeomVertexReader;
|
|
class GeomVertexWriter;
|
|
|
|
/**
|
|
* This defines how a single column is interleaved within a vertex array
|
|
* stored within a Geom. The GeomVertexArrayFormat class maintains a list of
|
|
* these to completely define a particular array structure.
|
|
*/
|
|
class EXPCL_PANDA_GOBJ GeomVertexColumn : public GeomEnums {
|
|
private:
|
|
INLINE GeomVertexColumn();
|
|
PUBLISHED:
|
|
INLINE explicit GeomVertexColumn(CPT_InternalName name, int num_components,
|
|
NumericType numeric_type, Contents contents,
|
|
int start, int column_alignment = 0,
|
|
int num_elements = 0, int element_stride = 0);
|
|
INLINE GeomVertexColumn(const GeomVertexColumn ©);
|
|
void operator = (const GeomVertexColumn ©);
|
|
INLINE ~GeomVertexColumn();
|
|
|
|
INLINE const InternalName *get_name() const;
|
|
INLINE int get_num_components() const;
|
|
INLINE int get_num_values() const;
|
|
INLINE int get_num_elements() const;
|
|
INLINE NumericType get_numeric_type() const;
|
|
INLINE Contents get_contents() const;
|
|
INLINE int get_start() const;
|
|
INLINE int get_column_alignment() const;
|
|
INLINE int get_element_stride() const;
|
|
INLINE int get_component_bytes() const;
|
|
INLINE int get_total_bytes() const;
|
|
INLINE bool has_homogeneous_coord() const;
|
|
|
|
INLINE bool overlaps_with(int start_byte, int num_bytes) const;
|
|
INLINE bool is_bytewise_equivalent(const GeomVertexColumn &other) const;
|
|
|
|
void set_name(InternalName *name);
|
|
void set_num_components(int num_components);
|
|
void set_numeric_type(NumericType numeric_type);
|
|
void set_contents(Contents contents);
|
|
void set_start(int start);
|
|
void set_column_alignment(int column_alignment);
|
|
|
|
void output(std::ostream &out) const;
|
|
|
|
public:
|
|
INLINE bool is_packed_argb() const;
|
|
INLINE bool is_uint8_rgba() const;
|
|
|
|
INLINE int compare_to(const GeomVertexColumn &other) const;
|
|
INLINE bool operator == (const GeomVertexColumn &other) const;
|
|
INLINE bool operator != (const GeomVertexColumn &other) const;
|
|
INLINE bool operator < (const GeomVertexColumn &other) const;
|
|
|
|
private:
|
|
class Packer;
|
|
|
|
void setup();
|
|
Packer *make_packer() const;
|
|
|
|
public:
|
|
void write_datagram(BamWriter *manager, Datagram &dg);
|
|
int complete_pointers(TypedWritable **plist, BamReader *manager);
|
|
void fillin(DatagramIterator &scan, BamReader *manager);
|
|
|
|
private:
|
|
CPT_InternalName _name;
|
|
int _num_components;
|
|
int _num_values;
|
|
int _num_elements;
|
|
NumericType _numeric_type;
|
|
Contents _contents;
|
|
int _start;
|
|
int _column_alignment;
|
|
int _element_stride;
|
|
int _component_bytes;
|
|
int _total_bytes;
|
|
Packer *_packer;
|
|
|
|
// This nested class provides the implementation for packing and unpacking
|
|
// data in a very general way, but also provides the hooks for implementing
|
|
// the common, very direct code paths (for instance, 3-component float32 to
|
|
// LVecBase3f) as quickly as possible.
|
|
class Packer : public MemoryBase {
|
|
public:
|
|
virtual ~Packer();
|
|
|
|
virtual float get_data1f(const unsigned char *pointer);
|
|
virtual const LVecBase2f &get_data2f(const unsigned char *pointer);
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
|
|
virtual double get_data1d(const unsigned char *pointer);
|
|
virtual const LVecBase2d &get_data2d(const unsigned char *pointer);
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
virtual const LVecBase4d &get_data4d(const unsigned char *pointer);
|
|
|
|
virtual int get_data1i(const unsigned char *pointer);
|
|
virtual const LVecBase2i &get_data2i(const unsigned char *pointer);
|
|
virtual const LVecBase3i &get_data3i(const unsigned char *pointer);
|
|
virtual const LVecBase4i &get_data4i(const unsigned char *pointer);
|
|
|
|
virtual void set_data1f(unsigned char *pointer, float data);
|
|
virtual void set_data2f(unsigned char *pointer, const LVecBase2f &data);
|
|
virtual void set_data3f(unsigned char *pointer, const LVecBase3f &data);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &data);
|
|
|
|
virtual void set_data1d(unsigned char *pointer, double data);
|
|
virtual void set_data2d(unsigned char *pointer, const LVecBase2d &data);
|
|
virtual void set_data3d(unsigned char *pointer, const LVecBase3d &data);
|
|
virtual void set_data4d(unsigned char *pointer, const LVecBase4d &data);
|
|
|
|
virtual void set_data1i(unsigned char *pointer, int data);
|
|
virtual void set_data2i(unsigned char *pointer, const LVecBase2i &data);
|
|
virtual void set_data3i(unsigned char *pointer, const LVecBase3i &data);
|
|
virtual void set_data4i(unsigned char *pointer, const LVecBase4i &data);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer";
|
|
}
|
|
|
|
const GeomVertexColumn *_column;
|
|
LVecBase2f _v2;
|
|
LVecBase3f _v3;
|
|
LVecBase4f _v4;
|
|
LVecBase2d _v2d;
|
|
LVecBase3d _v3d;
|
|
LVecBase4d _v4d;
|
|
LVecBase2i _v2i;
|
|
LVecBase3i _v3i;
|
|
LVecBase4i _v4i;
|
|
unsigned int _a, _b, _c, _d;
|
|
};
|
|
|
|
|
|
// This is a specialization on the generic Packer that handles points, which
|
|
// are special because the fourth component, if not present in the data, is
|
|
// implicitly 1.0; and if it is present, then any three-component or smaller
|
|
// return is implicitly divided by the fourth component.
|
|
class Packer_point : public Packer {
|
|
public:
|
|
virtual float get_data1f(const unsigned char *pointer);
|
|
virtual const LVecBase2f &get_data2f(const unsigned char *pointer);
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
|
|
virtual double get_data1d(const unsigned char *pointer);
|
|
virtual const LVecBase2d &get_data2d(const unsigned char *pointer);
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
virtual const LVecBase4d &get_data4d(const unsigned char *pointer);
|
|
|
|
virtual void set_data1f(unsigned char *pointer, float data);
|
|
virtual void set_data2f(unsigned char *pointer, const LVecBase2f &data);
|
|
virtual void set_data3f(unsigned char *pointer, const LVecBase3f &data);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &data);
|
|
|
|
virtual void set_data1d(unsigned char *pointer, double data);
|
|
virtual void set_data2d(unsigned char *pointer, const LVecBase2d &data);
|
|
virtual void set_data3d(unsigned char *pointer, const LVecBase3d &data);
|
|
virtual void set_data4d(unsigned char *pointer, const LVecBase4d &data);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point";
|
|
}
|
|
};
|
|
|
|
// This is similar to Packer_point, in that the fourth component is
|
|
// implicitly 1.0 if it is not present in the data, but we never divide by
|
|
// alpha. It also transforms integer colors to the 0-1 range.
|
|
class Packer_color : public Packer {
|
|
public:
|
|
virtual float get_data1f(const unsigned char *pointer);
|
|
virtual const LVecBase2f &get_data2f(const unsigned char *pointer);
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
|
|
virtual double get_data1d(const unsigned char *pointer);
|
|
virtual const LVecBase2d &get_data2d(const unsigned char *pointer);
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
virtual const LVecBase4d &get_data4d(const unsigned char *pointer);
|
|
|
|
virtual void set_data1f(unsigned char *pointer, float data);
|
|
virtual void set_data2f(unsigned char *pointer, const LVecBase2f &data);
|
|
virtual void set_data3f(unsigned char *pointer, const LVecBase3f &data);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &data);
|
|
|
|
virtual void set_data1d(unsigned char *pointer, double data);
|
|
virtual void set_data2d(unsigned char *pointer, const LVecBase2d &data);
|
|
virtual void set_data3d(unsigned char *pointer, const LVecBase3d &data);
|
|
virtual void set_data4d(unsigned char *pointer, const LVecBase4d &data);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_color";
|
|
}
|
|
};
|
|
|
|
|
|
// These are the specializations on the generic Packer that handle the
|
|
// direct code paths.
|
|
|
|
class Packer_float32_3 : public Packer {
|
|
public:
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
virtual void set_data3f(unsigned char *pointer, const LVecBase3f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_float32_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float32_2 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase2f &get_data2f(const unsigned char *pointer);
|
|
virtual void set_data2f(unsigned char *pointer, const LVecBase2f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float32_2";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float32_3 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
virtual void set_data3f(unsigned char *pointer, const LVecBase3f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float32_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float32_4 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float32_4";
|
|
}
|
|
};
|
|
|
|
class Packer_nativefloat_3 : public Packer_float32_3 {
|
|
public:
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_nativefloat_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativefloat_2 : public Packer_point_float32_2 {
|
|
public:
|
|
virtual const LVecBase2f &get_data2f(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_nativefloat_2";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativefloat_3 : public Packer_point_float32_3 {
|
|
public:
|
|
virtual const LVecBase3f &get_data3f(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_nativefloat_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativefloat_4 : public Packer_point_float32_4 {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_nativefloat_4";
|
|
}
|
|
};
|
|
|
|
class Packer_float64_3 : public Packer {
|
|
public:
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
virtual void set_data3d(unsigned char *pointer, const LVecBase3d &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_float64_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float64_2 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase2d &get_data2d(const unsigned char *pointer);
|
|
virtual void set_data2d(unsigned char *pointer, const LVecBase2d &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float64_2";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float64_3 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
virtual void set_data3d(unsigned char *pointer, const LVecBase3d &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float64_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_float64_4 : public Packer_point {
|
|
public:
|
|
virtual const LVecBase4d &get_data4d(const unsigned char *pointer);
|
|
virtual void set_data4d(unsigned char *pointer, const LVecBase4d &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_float64_4";
|
|
}
|
|
};
|
|
|
|
class Packer_nativedouble_3 final : public Packer_float64_3 {
|
|
public:
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_nativedouble_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativedouble_2 final : public Packer_point_float64_2 {
|
|
public:
|
|
virtual const LVecBase2d &get_data2d(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_nativedouble_2";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativedouble_3 final : public Packer_point_float64_3 {
|
|
public:
|
|
virtual const LVecBase3d &get_data3d(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_nativedouble_3";
|
|
}
|
|
};
|
|
|
|
class Packer_point_nativedouble_4 : public Packer_point_float64_4 {
|
|
public:
|
|
virtual const LVecBase4d &get_data4d(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_point_nativedouble_4";
|
|
}
|
|
};
|
|
|
|
class Packer_argb_packed final : public Packer_color {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_argb_packed";
|
|
}
|
|
};
|
|
|
|
class Packer_rgba_uint8_4 final : public Packer_color {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_rgba_uint8_4";
|
|
}
|
|
};
|
|
|
|
class Packer_rgba_float32_4 : public Packer_color {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
virtual void set_data4f(unsigned char *pointer, const LVecBase4f &value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_rgba_float32_4";
|
|
}
|
|
};
|
|
|
|
class Packer_rgba_nativefloat_4 final : public Packer_rgba_float32_4 {
|
|
public:
|
|
virtual const LVecBase4f &get_data4f(const unsigned char *pointer);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_rgba_nativefloat_4";
|
|
}
|
|
};
|
|
|
|
class Packer_uint16_1 final : public Packer {
|
|
public:
|
|
virtual int get_data1i(const unsigned char *pointer);
|
|
virtual void set_data1i(unsigned char *pointer, int value);
|
|
|
|
virtual const char *get_name() const {
|
|
return "Packer_uint16_1";
|
|
}
|
|
};
|
|
|
|
friend class GeomVertexArrayFormat;
|
|
friend class GeomVertexData;
|
|
friend class GeomVertexReader;
|
|
friend class GeomVertexWriter;
|
|
};
|
|
|
|
INLINE std::ostream &operator << (std::ostream &out, const GeomVertexColumn &obj);
|
|
|
|
#include "geomVertexColumn.I"
|
|
|
|
#endif
|