Gabriele Cosmo
84 lines
2.9 KiB
Plaintext
84 lines
2.9 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_mat4f
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#define tools_mat4f
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#include "mat4"
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#include <cmath>
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namespace tools {
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class mat4f : public mat4<float> {
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typedef mat4<float> parent;
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public:
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mat4f(){}
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virtual ~mat4f() {}
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public:
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mat4f(const mat4f& a_from):parent(a_from){}
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mat4f& operator=(const mat4f& a_from){
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parent::operator=(a_from);
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return *this;
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}
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public:
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mat4f(float a_00,float a_01,float a_02,float a_03, //first row
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float a_10,float a_11,float a_12,float a_13, //second row
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float a_20,float a_21,float a_22,float a_23, //third row
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float a_30,float a_31,float a_32,float a_33) //fourth row
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:parent(a_00,a_01,a_02,a_03,
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a_10,a_11,a_12,a_13,
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a_20,a_21,a_22,a_23,
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a_30,a_31,a_32,a_33)
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{}
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mat4f(const parent& a_from):parent(a_from){}
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mat4f& operator=(const parent& a_from){
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parent::operator=(a_from);
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return *this;
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}
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public:
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void set_rotate(const float& a_x,const float& a_y,const float& a_z,const float& a_angle) {
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//WARNING : (a_x,a_y,a_z) must be a normalized vector.
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parent::set_rotate(a_x,a_y,a_z,a_angle,::sinf,::cosf);
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}
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void mul_rotate(const float& a_x,const float& a_y,const float& a_z,const float& a_angle) {
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parent::mul_rotate(a_x,a_y,a_z,a_angle,::sinf,::cosf);
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}
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void left_mul_rotate(const float& a_x,const float& a_y,const float& a_z,const float& a_angle) {
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parent::left_mul_rotate(a_x,a_y,a_z,a_angle,::sinf,::cosf);
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}
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template <class VEC>
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void set_rotate(const VEC& a_dir,float a_angle) {
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//WARNING : a_dir must be a normalized vector.
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parent::set_rotate(a_dir[0],a_dir[1],a_dir[2],a_angle,::sinf,::cosf);
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}
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public: //backward compatibility
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void mul_2f(float& a_x,float& a_y) const {parent::mul_2(a_x,a_y);}
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void mul_3f(float& a_x,float& a_y,float& a_z) const {parent::mul_3(a_x,a_y,a_z);}
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void mul_3f_opt(float& a_x,float& a_y,float& a_z,float a_tmp[3]) const {parent::mul_3_opt(a_x,a_y,a_z,a_tmp);}
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void mul_dir_3f(float& a_x,float& a_y,float& a_z) const {parent::mul_dir_3(a_x,a_y,a_z);}
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void mul_dir_3f_opt(float& a_x,float& a_y,float& a_z,float a_tmp[3]) const {parent::mul_dir_3_opt(a_x,a_y,a_z,a_tmp);}
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void mul_trans_3f(float& a_x,float& a_y,float& a_z) const {parent::mul_trans_3(a_x,a_y,a_z);}
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void mul_4f(float& a_x,float& a_y,float& a_z,float& a_w) const {parent::mul_4(a_x,a_y,a_z,a_w);}
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void mul_4f_opt(float& a_x,float& a_y,float& a_z,float& a_w,float a_tmp[4]) const {parent::mul_4_opt(a_x,a_y,a_z,a_w,a_tmp);}
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void mul_dir_3d(double& a_x,double& a_y,double& a_z) const { //used in sg::healpix
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float x = float(a_x);
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float y = float(a_y);
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float z = float(a_z);
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parent::mul_dir_3(x,y,z);
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a_x = x;a_y = y;a_z = z;
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}
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public: //operators
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};
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// for sf_vec<mat4f,float>, sf_mat4f :
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inline const std::string& stype(const mat4f&) {
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static const std::string s_v("tools::mat4f");
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return s_v;
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}
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}
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#endif
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