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annotate src/xform_node.h @ 18:e4257df067a1

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oh yeah, now the tracking is solid. Wasn't rendering the correct part of the texture before.
author John Tsiombikas <nuclear@member.fsf.org>
date Tue, 26 Aug 2014 12:59:15 +0300
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nuclear@13 1 #ifndef GOATGFX_XFORM_NODE_H_
nuclear@13 2 #define GOATGFX_XFORM_NODE_H_
nuclear@13 3
nuclear@13 4 #include <vector>
nuclear@13 5 #include "vmath/vector.h"
nuclear@13 6 #include "vmath/quat.h"
nuclear@13 7 #include "vmath/matrix.h"
nuclear@13 8
nuclear@13 9
nuclear@13 10 struct anm_node;
nuclear@13 11 struct anm_track;
nuclear@13 12
nuclear@13 13 enum Interp { INTERP_STEP, INTERP_LINEAR, INTERP_CUBIC };
nuclear@13 14 enum Extrap { EXTRAP_EXTEND, EXTRAP_CLAMP, EXTRAP_REPEAT };
nuclear@13 15
nuclear@13 16 // NOTE: all time arguments are milliseconds
nuclear@13 17
nuclear@13 18 class XFormNode {
nuclear@13 19 private:
nuclear@13 20 struct anm_node *anm;
nuclear@13 21 std::vector<XFormNode*> children;
nuclear@13 22 XFormNode *parent;
nuclear@13 23
nuclear@13 24 Interp interp;
nuclear@13 25 Extrap extrap;
nuclear@13 26
nuclear@13 27 Matrix4x4 local_matrix;
nuclear@13 28 Matrix4x4 bone_matrix;
nuclear@13 29
nuclear@13 30 XFormNode(const XFormNode &node) {}
nuclear@13 31 XFormNode &operator =(const XFormNode &node) { return *this; }
nuclear@13 32
nuclear@13 33 public:
nuclear@13 34 XFormNode();
nuclear@13 35 virtual ~XFormNode();
nuclear@13 36
nuclear@13 37 virtual void set_name(const char *name);
nuclear@13 38 virtual const char *get_name() const;
nuclear@13 39
nuclear@13 40 virtual void set_interpolator(Interp in);
nuclear@13 41 virtual Interp get_interpolator() const;
nuclear@13 42 virtual void set_extrapolator(Extrap ex);
nuclear@13 43 virtual Extrap get_extrapolator() const;
nuclear@13 44
nuclear@13 45 virtual XFormNode *get_parent();
nuclear@13 46 virtual const XFormNode *get_parent() const;
nuclear@13 47
nuclear@13 48 // children management
nuclear@13 49 virtual void add_child(XFormNode *child);
nuclear@13 50 virtual void remove_child(XFormNode *child);
nuclear@13 51
nuclear@13 52 virtual int get_children_count() const;
nuclear@13 53 virtual XFormNode *get_child(int idx);
nuclear@13 54 virtual const XFormNode *get_child(int idx) const;
nuclear@13 55
nuclear@13 56
nuclear@13 57 virtual void use_animation(int idx);
nuclear@13 58 virtual void use_animation(const char *name);
nuclear@13 59 virtual void use_animation(int aidx, int bidx, float t);
nuclear@13 60 virtual void use_animation(const char *aname, const char *bname, float t);
nuclear@13 61
nuclear@13 62 virtual int get_active_animation_index(int which = 0) const;
nuclear@13 63 virtual float get_active_animation_mix() const;
nuclear@13 64
nuclear@13 65 virtual int get_animation_count() const;
nuclear@13 66
nuclear@13 67 // add a new empty animation slot (recursive)
nuclear@13 68 virtual void add_animation(const char *name = 0);
nuclear@13 69
nuclear@13 70 // set/get the current animation name (set is recursive)
nuclear@13 71 virtual void set_animation_name(const char *name);
nuclear@13 72 virtual const char *get_animation_name() const;
nuclear@13 73
nuclear@13 74
nuclear@13 75 virtual void set_position(const Vector3 &pos, long tmsec = 0);
nuclear@13 76 virtual Vector3 get_node_position(long tmsec = 0) const;
nuclear@13 77
nuclear@13 78 virtual void set_rotation(const Quaternion &quat, long tmsec = 0);
nuclear@13 79 virtual Quaternion get_node_rotation(long tmsec = 0) const;
nuclear@13 80
nuclear@13 81 virtual void set_scaling(const Vector3 &pos, long tmsec = 0);
nuclear@13 82 virtual Vector3 get_node_scaling(long tmsec = 0) const;
nuclear@13 83
nuclear@13 84 // these take hierarchy into account
nuclear@13 85 virtual Vector3 get_position(long tmsec = 0) const;
nuclear@13 86 virtual Quaternion get_rotation(long tmsec = 0) const;
nuclear@13 87 virtual Vector3 get_scaling(long tmsec = 0) const;
nuclear@13 88
nuclear@13 89 virtual void set_pivot(const Vector3 &pivot);
nuclear@13 90 virtual Vector3 get_pivot() const;
nuclear@13 91
nuclear@13 92 // the local matrix is concatenated with the regular node/anim matrix
nuclear@13 93 virtual void set_local_matrix(const Matrix4x4 &mat);
nuclear@13 94 virtual const Matrix4x4 &get_local_matrix() const;
nuclear@13 95
nuclear@13 96 // for bone nodes, the transformation of the bone in bind position
nuclear@13 97 virtual void set_bone_matrix(const Matrix4x4 &bmat);
nuclear@13 98 virtual const Matrix4x4 &get_bone_matrix() const;
nuclear@13 99
nuclear@13 100 // node transformation alone
nuclear@13 101 virtual void get_node_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat = 0) const;
nuclear@13 102
nuclear@13 103 // node transformation taking hierarchy into account
nuclear@13 104 virtual void get_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat = 0) const;
nuclear@13 105 };
nuclear@13 106
nuclear@13 107
nuclear@13 108 class Track {
nuclear@13 109 private:
nuclear@13 110 struct anm_track *trk;
nuclear@13 111 Interp interp;
nuclear@13 112 Extrap extrap;
nuclear@13 113
nuclear@13 114 public:
nuclear@13 115 Track();
nuclear@13 116 ~Track();
nuclear@13 117
nuclear@13 118 Track(const Track &trk);
nuclear@13 119 Track &operator =(const Track &trk);
nuclear@13 120
nuclear@13 121 void set_interpolator(Interp in);
nuclear@13 122 Interp get_interpolator() const;
nuclear@13 123 void set_extrapolator(Extrap ex);
nuclear@13 124 Extrap get_extrapolator() const;
nuclear@13 125
nuclear@13 126 void set_default(double def);
nuclear@13 127
nuclear@13 128 void set_value(float val, long tmsec = 0);
nuclear@13 129 float get_value(long tmsec = 0) const;
nuclear@13 130
nuclear@13 131 // the same as get_value
nuclear@13 132 float operator ()(long tmsec = 0) const;
nuclear@13 133 };
nuclear@13 134
nuclear@13 135 class Track3 {
nuclear@13 136 private:
nuclear@13 137 Track track[3];
nuclear@13 138
nuclear@13 139 public:
nuclear@13 140 void set_interpolator(Interp in);
nuclear@13 141 Interp get_interpolator() const;
nuclear@13 142 void set_extrapolator(Extrap ex);
nuclear@13 143 Extrap get_extrapolator() const;
nuclear@13 144
nuclear@13 145 void set_default(const Vector3 &def);
nuclear@13 146
nuclear@13 147 void set_value(const Vector3 &val, long tmsec = 0);
nuclear@13 148 Vector3 get_value(long tmsec = 0) const;
nuclear@13 149
nuclear@13 150 // the same as get_value
nuclear@13 151 Vector3 operator ()(long tmsec = 0) const;
nuclear@13 152 };
nuclear@13 153
nuclear@13 154 #endif /* GOATGFX_XFORM_NODE_H_ */