| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights 1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms. 2 // See the file tools.license for terms.
3 3
4 #ifndef tools_sg_gstos_add 4 #ifndef tools_sg_gstos_add
5 #define tools_sg_gstos_add 5 #define tools_sg_gstos_add
6 6
7 #include "../vmanip" 7 #include "../vmanip"
8 #include "../vdata" 8 #include "../vdata"
9 #include "../glprims" 9 #include "../glprims"
10 #include "../lina/mat4f" 10 #include "../lina/mat4f"
11 11
12 namespace tools { 12 namespace tools {
13 namespace sg { 13 namespace sg {
14 14
15 class gstos_add { 15 class gstos_add {
16 public: 16 public:
17 gstos_add(){} 17 gstos_add(){}
18 virtual ~gstos_add(){} 18 virtual ~gstos_add(){}
19 public: 19 public:
20 gstos_add(const gstos_add&) {} 20 gstos_add(const gstos_add&) {}
21 gstos_add& operator=(const gstos_add&){retur 21 gstos_add& operator=(const gstos_add&){return *this;}
22 public: 22 public:
23 void clear() {m_xyzs.clear();m_nms.clear();} 23 void clear() {m_xyzs.clear();m_nms.clear();}
24 24
25 void add_points(size_t a_floatn,const float* 25 void add_points(size_t a_floatn,const float* a_xyzs) {
26 append(m_xyzs,a_floatn,a_xyzs); 26 append(m_xyzs,a_floatn,a_xyzs);
27 } 27 }
28 void add_lines(size_t a_floatn,const float* 28 void add_lines(size_t a_floatn,const float* a_xyzs) {
29 append(m_xyzs,a_floatn,a_xyzs); 29 append(m_xyzs,a_floatn,a_xyzs);
30 } 30 }
31 void add_line_strip(size_t a_floatn,const fl 31 void add_line_strip(size_t a_floatn,const float* a_xyzs) {
32 size_t num = a_floatn/3; 32 size_t num = a_floatn/3;
33 if(num<2) return; 33 if(num<2) return;
34 size_t nxyzs = (num-1)*2*3; 34 size_t nxyzs = (num-1)*2*3;
35 size_t offset = m_xyzs.size(); 35 size_t offset = m_xyzs.size();
36 m_xyzs.resize(offset+nxyzs); 36 m_xyzs.resize(offset+nxyzs);
37 float* pxyzs = vec_data<float>(m_xyzs)+off 37 float* pxyzs = vec_data<float>(m_xyzs)+offset;
38 gl::line_strip_to_lines(num,a_xyzs,pxyzs); 38 gl::line_strip_to_lines(num,a_xyzs,pxyzs);
39 } 39 }
40 void add_line_loop(size_t a_floatn,const flo 40 void add_line_loop(size_t a_floatn,const float* a_xyzs) {
41 size_t num = a_floatn/3; 41 size_t num = a_floatn/3;
42 if(num<2) return; 42 if(num<2) return;
43 size_t nxyzs = num*2*3; 43 size_t nxyzs = num*2*3;
44 size_t offset = m_xyzs.size(); 44 size_t offset = m_xyzs.size();
45 m_xyzs.resize(offset+nxyzs); 45 m_xyzs.resize(offset+nxyzs);
46 float* pxyzs = vec_data<float>(m_xyzs)+off 46 float* pxyzs = vec_data<float>(m_xyzs)+offset;
47 gl::line_loop_to_lines(num,a_xyzs,pxyzs); 47 gl::line_loop_to_lines(num,a_xyzs,pxyzs);
48 } 48 }
49 void add_triangles_normal(size_t a_floatn,co 49 void add_triangles_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms) {
50 append(m_xyzs,a_floatn,a_xyzs); 50 append(m_xyzs,a_floatn,a_xyzs);
51 append(m_nms,a_floatn,a_nms); 51 append(m_nms,a_floatn,a_nms);
52 } 52 }
53 void add_triangle_strip_normal(size_t a_floa 53 void add_triangle_strip_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms) {
54 size_t num = a_floatn/3; 54 size_t num = a_floatn/3;
55 if(num<3) return; 55 if(num<3) return;
56 size_t nxyzs = (num-2)*3*3; 56 size_t nxyzs = (num-2)*3*3;
57 size_t offset = m_xyzs.size(); 57 size_t offset = m_xyzs.size();
58 m_xyzs.resize(offset+nxyzs); 58 m_xyzs.resize(offset+nxyzs);
59 float* pxyzs = vec_data<float>(m_xyzs)+off 59 float* pxyzs = vec_data<float>(m_xyzs)+offset;
60 offset = m_nms.size(); 60 offset = m_nms.size();
61 m_nms.resize(offset+nxyzs); 61 m_nms.resize(offset+nxyzs);
62 float* pnms = vec_data<float>(m_nms)+offse 62 float* pnms = vec_data<float>(m_nms)+offset;
63 gl::triangle_strip_to_triangles_nms(num,a_ 63 gl::triangle_strip_to_triangles_nms(num,a_xyzs,a_nms,pxyzs,pnms);
64 } 64 }
65 void add_triangle_fan_normal(size_t a_floatn 65 void add_triangle_fan_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms) {
66 size_t num = a_floatn/3; 66 size_t num = a_floatn/3;
67 if(num<3) return; 67 if(num<3) return;
68 size_t nxyzs = (num-2)*3*3; 68 size_t nxyzs = (num-2)*3*3;
69 size_t offset = m_xyzs.size(); 69 size_t offset = m_xyzs.size();
70 m_xyzs.resize(offset+nxyzs); 70 m_xyzs.resize(offset+nxyzs);
71 float* pxyzs = vec_data<float>(m_xyzs)+off 71 float* pxyzs = vec_data<float>(m_xyzs)+offset;
72 offset = m_nms.size(); 72 offset = m_nms.size();
73 m_nms.resize(offset+nxyzs); 73 m_nms.resize(offset+nxyzs);
74 float* pnms = vec_data<float>(m_nms)+offse 74 float* pnms = vec_data<float>(m_nms)+offset;
75 gl::triangle_fan_to_triangles_nms(num,a_xy 75 gl::triangle_fan_to_triangles_nms(num,a_xyzs,a_nms,pxyzs,pnms);
76 } 76 }
77 77
78 void add_triangle_strip_as_triangles(size_t 78 void add_triangle_strip_as_triangles(size_t a_floatn,const float* a_xyzs,const float* a_nms) { //used in sg::sphere, icosahedron_sphere.
79 add_triangle_strip_normal(a_floatn,a_xyzs, 79 add_triangle_strip_normal(a_floatn,a_xyzs,a_nms);
80 } 80 }
81 /* 81 /*
82 //////////////////////////////////////////// 82 /////////////////////////////////////////////////////////
83 /// for sg::markers and gstos : //////////// 83 /// for sg::markers and gstos : /////////////////////////
84 //////////////////////////////////////////// 84 /////////////////////////////////////////////////////////
85 void add_lines(const std::vector<float>& a_x 85 void add_lines(const std::vector<float>& a_xyzs) {
86 append(m_xyzs,a_xyzs.size(),vec_data(a_xyz 86 append(m_xyzs,a_xyzs.size(),vec_data(a_xyzs));
87 } 87 }
88 void add_triangles_normal(const std::vector< 88 void add_triangles_normal(const std::vector<float>& a_xyzs,const std::vector<float>& a_nms) { //for sg::markers.
89 if(a_xyzs.size()!=a_nms.size()) return; 89 if(a_xyzs.size()!=a_nms.size()) return;
90 append(m_xyzs,a_xyzs.size(),vec_data(a_xyz 90 append(m_xyzs,a_xyzs.size(),vec_data(a_xyzs));
91 append(m_nms,a_nms.size(),vec_data(a_nms)) 91 append(m_nms,a_nms.size(),vec_data(a_nms));
92 } 92 }
93 bool project_point(const mat4f& a_model_matr 93 bool project_point(const mat4f& a_model_matrix,const mat4f& a_projection_matrix,
94 float& a_x,float& a_y,flo 94 float& a_x,float& a_y,float& a_z,float& a_w) {
95 a_w = 1; 95 a_w = 1;
96 a_model_matrix.mul_4f(a_x,a_y,a_z,a_w); 96 a_model_matrix.mul_4f(a_x,a_y,a_z,a_w);
97 a_projection_matrix.mul_4f(a_x,a_y,a_z,a_w 97 a_projection_matrix.mul_4f(a_x,a_y,a_z,a_w);
98 if(a_w==0.0F) return false; 98 if(a_w==0.0F) return false;
99 a_x /= a_w; 99 a_x /= a_w;
100 a_y /= a_w; 100 a_y /= a_w;
101 a_z /= a_w; 101 a_z /= a_w;
102 return true; 102 return true;
103 } 103 }
104 //////////////////////////////////////////// 104 /////////////////////////////////////////////////////////
105 //////////////////////////////////////////// 105 /////////////////////////////////////////////////////////
106 //////////////////////////////////////////// 106 /////////////////////////////////////////////////////////
107 */ 107 */
108 public: 108 public:
109 std::vector<float> m_xyzs; 109 std::vector<float> m_xyzs;
110 std::vector<float> m_nms; 110 std::vector<float> m_nms;
111 111
112 size_t m_gsto_points_sz; 112 size_t m_gsto_points_sz;
113 size_t m_gsto_lines_sz; 113 size_t m_gsto_lines_sz;
114 size_t m_gsto_tris_sz; 114 size_t m_gsto_tris_sz;
115 size_t m_gsto_nms_sz; 115 size_t m_gsto_nms_sz;
116 }; 116 };
117 117
118 }} 118 }}
119 119
120 #endif 120 #endif