1 #ifndef MSP_GAME_TRANSFORM_H_
2 #define MSP_GAME_TRANSFORM_H_
4 #include <msp/geometry/quaternion.h>
5 #include <msp/linal/matrix.h>
6 #include <msp/linal/vector.h>
8 #include "mspgame_api.h"
12 struct TransformValues
14 LinAl::Vector<float, 3> position;
15 Geometry::Quaternion<float> rotation = Geometry::Quaternion<float>::one();
16 LinAl::Vector<float, 3> scale = { 1.0f, 1.0f, 1.0f };
18 TransformValues() = default;
19 TransformValues(const LinAl::Vector<float, 3> &p): position(p) { }
20 TransformValues(const LinAl::Vector<float, 3> &p, const Geometry::Quaternion<float> &r,
21 const LinAl::Vector<float, 3> &s = LinAl::Vector<float, 3>(1.0f, 1.0f, 1.0f)):
22 position(p), rotation(r), scale(s)
28 TransformValues values;
29 LinAl::Matrix<float, 4, 4> local_matrix = LinAl::Matrix<float, 4, 4>::identity();
30 LinAl::Matrix<float, 4, 4> world_matrix = LinAl::Matrix<float, 4, 4>::identity();
33 class MSPGAME_API Transform: public BufferedComponent<TransformData>
36 Transform(Handle<Entity>);
38 void set_values(const TransformValues &);
39 void set_position(const LinAl::Vector<float, 3> &);
40 void set_rotation(const Geometry::Quaternion<float> &);
41 void set_scale(const LinAl::Vector<float, 3> &);
42 const TransformValues &get_values() const { return read().values; }
43 const LinAl::Vector<float, 3> &get_position() const { return read().values.position; }
44 const Geometry::Quaternion<float> &get_rotation() const { return read().values.rotation; }
45 const LinAl::Vector<float, 3> &get_scale() const { return read().values.scale; }
46 const LinAl::Matrix<float, 4, 4> &get_world_matrix() const { return read().world_matrix; }
48 void update_world_matrix(const Transform *);
51 } // namespace Msp::Game