6 Transform Transform::from_matrix(const Matrix &matrix)
9 trn.position = matrix.column(3).slice<3>(0);
11 trn.euler.z = Geometry::atan2<float>(matrix(1, 0), matrix(0, 0));
12 Matrix m = Matrix::rotation(-trn.euler.z, Vector3(0.0f, 0.0f, 1.0f))*matrix;
13 trn.euler.y = Geometry::atan2<float>(-m(2, 0), m(0, 0));
14 m = Matrix::rotation(-trn.euler.y, Vector3(0.0f, 1.0f, 0.0f))*m;
15 trn.euler.x = Geometry::atan2<float>(m(2, 1), m(1, 1));
16 m = Matrix::rotation(-trn.euler.x, Vector3(1.0f, 0.0f, 0.0f))*m;
18 trn.scale = Vector3(m(0, 0), m(1, 1), m(2, 2));
20 trn.mask = POSITION|EULER|SCALE;
24 void Transform::set_position(const Vector3 &p)
30 void Transform::set_euler(const AngleVector3 &e)
36 void Transform::set_rotation(const Angle &angle, const Vector3 &axis)
38 euler = from_matrix(Matrix::rotation(angle, axis)).euler;
42 void Transform::set_scale(float s)
44 set_scale(Vector3(s, s, s));
47 void Transform::set_scale(const Vector3 &s)
53 Matrix Transform::to_matrix() const
56 result.translate(position);
57 result.rotate(euler.z, Vector3(0.0f, 0.0f, 1.0f));
58 result.rotate(euler.y, Vector3(0.0f, 1.0f, 0.0f));
59 result.rotate(euler.x, Vector3(1.0f, 0.0f, 0.0f));
65 Transform::Loader::Loader(Transform &t):
66 DataFile::ObjectLoader<Transform>(t)
68 add("position_x", &Loader::position_x);
69 add("position_y", &Loader::position_y);
70 add("position_z", &Loader::position_z);
71 add("position", &Loader::position);
72 add("euler_x", &Loader::euler_x);
73 add("euler_y", &Loader::euler_y);
74 add("euler_z", &Loader::euler_z);
75 add("euler", &Loader::euler);
76 add("rotation", &Loader::rotation);
77 add("scale_x", &Loader::scale_x);
78 add("scale_y", &Loader::scale_y);
79 add("scale_z", &Loader::scale_z);
80 add("scale", &Loader::scale_uniform);
81 add("scale", &Loader::scale);
84 void Transform::Loader::position_x(float x)
87 obj.mask = obj.mask|POSITION_X;
90 void Transform::Loader::position_y(float y)
93 obj.mask = obj.mask|POSITION_Y;
96 void Transform::Loader::position_z(float z)
99 obj.mask = obj.mask|POSITION_Z;
102 void Transform::Loader::position(float x, float y, float z)
104 obj.set_position(Vector3(x, y, z));
107 void Transform::Loader::euler_x(float x)
109 obj.euler.x = Angle::from_degrees(x);
110 obj.mask = obj.mask|EULER_X;
113 void Transform::Loader::euler_y(float y)
115 obj.euler.y = Angle::from_degrees(y);
116 obj.mask = obj.mask|EULER_Y;
119 void Transform::Loader::euler_z(float z)
121 obj.euler.z = Angle::from_degrees(z);
122 obj.mask = obj.mask|EULER_Z;
125 void Transform::Loader::euler(float x, float y, float z)
127 obj.set_euler(AngleVector3(Angle::from_degrees(x), Angle::from_degrees(y), Angle::from_degrees(z)));
130 void Transform::Loader::rotation(float a, float x, float y, float z)
132 obj.set_rotation(Angle::from_degrees(a), Vector3(x, y, z));
135 void Transform::Loader::scale_x(float x)
138 obj.mask = obj.mask|SCALE_X;
141 void Transform::Loader::scale_y(float y)
144 obj.mask = obj.mask|SCALE_Y;
147 void Transform::Loader::scale_z(float z)
150 obj.mask = obj.mask|SCALE_Z;
153 void Transform::Loader::scale_uniform(float s)
158 void Transform::Loader::scale(float x, float y, float z)
160 obj.set_scale(Vector3(x, y, z));