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annotate src/xform_node.h @ 0:b2f14e535253

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initial commit
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 01 Feb 2014 19:58:19 +0200
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nuclear@0 1 /*
nuclear@0 2 TODO: add multiple animations per node in libanim (i.e. multiple sets of tracks)
nuclear@0 3 */
nuclear@0 4 #ifndef XFORM_NODE_H_
nuclear@0 5 #define XFORM_NODE_H_
nuclear@0 6
nuclear@0 7 #include <vector>
nuclear@0 8 #include <list>
nuclear@0 9 #include "vmath/vector.h"
nuclear@0 10 #include "vmath/quat.h"
nuclear@0 11 #include "vmath/matrix.h"
nuclear@0 12
nuclear@0 13
nuclear@0 14 struct anm_node;
nuclear@0 15 struct anm_track;
nuclear@0 16
nuclear@0 17 enum Interp { INTERP_STEP, INTERP_LINEAR, INTERP_CUBIC };
nuclear@0 18 enum Extrap { EXTRAP_EXTEND, EXTRAP_CLAMP, EXTRAP_REPEAT };
nuclear@0 19
nuclear@0 20 enum {
nuclear@0 21 NODE_NULL = 0,
nuclear@0 22 NODE_OBJECT = 1,
nuclear@0 23 NODE_CAMERA = 2,
nuclear@0 24 NODE_LIGHT = 4,
nuclear@0 25
nuclear@0 26 NODE_ANY = 0xffff
nuclear@0 27 };
nuclear@0 28
nuclear@0 29 // XXX all time arguments are milliseconds
nuclear@0 30
nuclear@0 31 class XFormNode {
nuclear@0 32 private:
nuclear@0 33 struct anm_node *anm;
nuclear@0 34 std::vector<XFormNode*> children;
nuclear@0 35 XFormNode *parent;
nuclear@0 36
nuclear@0 37 Interp interp;
nuclear@0 38 Extrap extrap;
nuclear@0 39
nuclear@0 40 Matrix4x4 local_matrix;
nuclear@0 41 Matrix4x4 bone_matrix;
nuclear@0 42
nuclear@0 43 XFormNode(const XFormNode &node) {}
nuclear@0 44 XFormNode &operator =(const XFormNode &node) { return *this; }
nuclear@0 45
nuclear@0 46 protected:
nuclear@0 47 unsigned int type;
nuclear@0 48
nuclear@0 49 public:
nuclear@0 50 XFormNode();
nuclear@0 51 virtual ~XFormNode();
nuclear@0 52
nuclear@0 53 virtual void set_name(const char *name);
nuclear@0 54 virtual const char *get_name() const;
nuclear@0 55
nuclear@0 56 virtual unsigned int get_type() const;
nuclear@0 57
nuclear@0 58 virtual void set_interpolator(Interp in);
nuclear@0 59 virtual Interp get_interpolator() const;
nuclear@0 60 virtual void set_extrapolator(Extrap ex);
nuclear@0 61 virtual Extrap get_extrapolator() const;
nuclear@0 62
nuclear@0 63 // children management
nuclear@0 64 virtual void add_child(XFormNode *child);
nuclear@0 65 virtual void remove_child(XFormNode *child);
nuclear@0 66
nuclear@0 67 virtual int get_children_count() const;
nuclear@0 68 virtual XFormNode *get_child(int idx);
nuclear@0 69 virtual const XFormNode *get_child(int idx) const;
nuclear@0 70
nuclear@0 71 virtual XFormNode *get_parent();
nuclear@0 72 virtual const XFormNode *get_parent() const;
nuclear@0 73
nuclear@0 74 virtual void clear_xform();
nuclear@0 75
nuclear@0 76 virtual void set_position(const Vector3 &pos, long tmsec = 0);
nuclear@0 77 virtual Vector3 get_node_position(long tmsec = 0) const;
nuclear@0 78
nuclear@0 79 virtual void set_rotation(const Quaternion &quat, long tmsec = 0);
nuclear@0 80 virtual Quaternion get_node_rotation(long tmsec = 0) const;
nuclear@0 81
nuclear@0 82 virtual void set_scaling(const Vector3 &pos, long tmsec = 0);
nuclear@0 83 virtual Vector3 get_node_scaling(long tmsec = 0) const;
nuclear@0 84
nuclear@0 85 // these take hierarchy into account
nuclear@0 86 virtual Vector3 get_position(long tmsec = 0) const;
nuclear@0 87 virtual Quaternion get_rotation(long tmsec = 0) const;
nuclear@0 88 virtual Vector3 get_scaling(long tmsec = 0) const;
nuclear@0 89
nuclear@0 90 virtual void set_pivot(const Vector3 &pivot);
nuclear@0 91 virtual Vector3 get_pivot() const;
nuclear@0 92
nuclear@0 93 // the local matrix is concatenated with the regular node/anim matrix
nuclear@0 94 virtual void set_local_matrix(const Matrix4x4 &mat);
nuclear@0 95 virtual const Matrix4x4 &get_local_matrix() const;
nuclear@0 96
nuclear@0 97 // for bone nodes, the transformation of the bone in bind position
nuclear@0 98 virtual void set_bone_matrix(const Matrix4x4 &bmat);
nuclear@0 99 virtual const Matrix4x4 &get_bone_matrix() const;
nuclear@0 100
nuclear@0 101 // node transformation alone
nuclear@0 102 virtual void get_node_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat = 0) const;
nuclear@0 103
nuclear@0 104 // node transformation taking hierarchy into account
nuclear@0 105 virtual void get_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat = 0) const;
nuclear@0 106
nuclear@0 107 // collect all nodes of a particular type or combination of types specified by the bitmask
nuclear@0 108 virtual std::list<XFormNode*> get_all_nodes(unsigned int type_mask);
nuclear@0 109 virtual std::list<const XFormNode*> get_all_nodes(unsigned int type_mask) const;
nuclear@0 110
nuclear@0 111 virtual void draw(long msec = 0) const;
nuclear@0 112 };
nuclear@0 113
nuclear@0 114
nuclear@0 115 class Track {
nuclear@0 116 private:
nuclear@0 117 struct anm_track *trk;
nuclear@0 118 Interp interp;
nuclear@0 119 Extrap extrap;
nuclear@0 120
nuclear@0 121 public:
nuclear@0 122 Track();
nuclear@0 123 ~Track();
nuclear@0 124
nuclear@0 125 Track(const Track &trk);
nuclear@0 126 Track &operator =(const Track &trk);
nuclear@0 127
nuclear@0 128 void set_interpolator(Interp in);
nuclear@0 129 Interp get_interpolator() const;
nuclear@0 130 void set_extrapolator(Extrap ex);
nuclear@0 131 Extrap get_extrapolator() const;
nuclear@0 132
nuclear@0 133 void set_default(double def);
nuclear@0 134
nuclear@0 135 void set_value(float val, long tmsec = 0);
nuclear@0 136 float get_value(long tmsec = 0) const;
nuclear@0 137
nuclear@0 138 // the same as get_value
nuclear@0 139 float operator ()(long tmsec = 0) const;
nuclear@0 140 };
nuclear@0 141
nuclear@0 142 class Track3 {
nuclear@0 143 private:
nuclear@0 144 Track track[3];
nuclear@0 145
nuclear@0 146 public:
nuclear@0 147 void set_interpolator(Interp in);
nuclear@0 148 Interp get_interpolator() const;
nuclear@0 149 void set_extrapolator(Extrap ex);
nuclear@0 150 Extrap get_extrapolator() const;
nuclear@0 151
nuclear@0 152 void set_default(const Vector3 &def);
nuclear@0 153
nuclear@0 154 void set_value(const Vector3 &val, long tmsec = 0);
nuclear@0 155 Vector3 get_value(long tmsec = 0) const;
nuclear@0 156
nuclear@0 157 // the same as get_value
nuclear@0 158 Vector3 operator ()(long tmsec = 0) const;
nuclear@0 159 };
nuclear@0 160
nuclear@0 161 #endif /* XFORM_NODE_H_ */