Warning, /include/Geant4/tools/sg/primitive_visitor is written in an unsupported language. File is not indexed.
0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_sg_primitive_visitor
0005 #define tools_sg_primitive_visitor
0006
0007 #include "../glprims"
0008
0009 // for texture :
0010 #include "../lina/vec2f"
0011 #include "../lina/vec3f"
0012 #include "../img"
0013 #include "../lina/geom2"
0014
0015 namespace tools {
0016 namespace sg {
0017
0018 class primitive_visitor {
0019 protected:
0020 virtual bool project(float& a_x,float& a_y,float& a_z,float& a_w) = 0;
0021
0022 virtual bool add_point(float,float,float,float) = 0; //xyzw
0023 virtual bool add_point(float,float,float,float,
0024 float,float,float,float) = 0; //xyzw & rgbas
0025
0026 virtual bool add_line(float,float,float,float,
0027 float,float,float,float) = 0; // 2 xyzw
0028 virtual bool add_line(float,float,float,float, float,float,float,float,
0029 float,float,float,float, float,float,float,float) = 0; // 2 (xyzw & rgba)
0030
0031 virtual bool add_triangle(float,float,float,float,
0032 float,float,float,float,
0033 float,float,float,float) = 0; // 3 xyzw
0034 virtual bool add_triangle(float,float,float,float, float,float,float,float,
0035 float,float,float,float, float,float,float,float,
0036 float,float,float,float, float,float,float,float) = 0; // 3 (xywz & rgba)
0037
0038 virtual bool project_normal(float& a_x,float& a_y,float& a_z) = 0;
0039 virtual bool add_point_normal(float,float,float,float,
0040 float,float,float) = 0;
0041 virtual bool add_point_normal(float,float,float,float,
0042 float,float,float,
0043 float,float,float,float) = 0;
0044 virtual bool add_line_normal(float,float,float,float, float,float,float,
0045 float,float,float,float, float,float,float) = 0;
0046 virtual bool add_line_normal(float,float,float,float, float,float,float, float,float,float,float,
0047 float,float,float,float, float,float,float, float,float,float,float) = 0;
0048 virtual bool add_triangle_normal(float,float,float,float, float,float,float,
0049 float,float,float,float, float,float,float,
0050 float,float,float,float, float,float,float) = 0;
0051 virtual bool add_triangle_normal(float,float,float,float, float,float,float, float,float,float,float,
0052 float,float,float,float, float,float,float, float,float,float,float,
0053 float,float,float,float, float,float,float, float,float,float,float) = 0;
0054 public:
0055 primitive_visitor():m_mode(gl::points()){}
0056 virtual ~primitive_visitor(){}
0057 public:
0058 primitive_visitor(const primitive_visitor&):m_mode(gl::points()){}
0059 primitive_visitor& operator=(const primitive_visitor&){return *this;}
0060 public:
0061 void add_one_point(float a_x,float a_y,float a_z) {
0062 float w;
0063 project(a_x,a_y,a_z,w);
0064 add_point(a_x,a_y,a_z,w);
0065 }
0066 void add_one_point(float a_x,float a_y,float a_z,float a_r,float a_g,float a_b,float a_a) {
0067 float w;
0068 project(a_x,a_y,a_z,w);
0069 add_point(a_x,a_y,a_z,w,a_r,a_g,a_b,a_a);
0070 }
0071
0072 bool add_triangle_fan(size_t a_floatn,const float* a_xyzs,bool a_stop = false){
0073 size_t num = a_floatn/3;
0074 if(num<3) return false;
0075
0076 m_mode = gl::triangle_fan();
0077
0078 float p1x,p1y,p1z,w1=1;
0079 float p2x,p2y,p2z,w2=1;
0080 float p3x,p3y,p3z,w3=1;
0081
0082 const float* pos1 = a_xyzs+3*0;
0083 p1x = *(pos1+0);
0084 p1y = *(pos1+1);
0085 p1z = *(pos1+2);
0086 project(p1x,p1y,p1z,w1);
0087
0088 const float* pos2 = a_xyzs+3*1;
0089 p2x = *(pos2+0);
0090 p2y = *(pos2+1);
0091 p2z = *(pos2+2);
0092 project(p2x,p2y,p2z,w2);
0093
0094 for(size_t index=2;index<num;index++) {
0095 const float* pos = a_xyzs+3*index;
0096 p3x = *(pos+0);
0097 p3y = *(pos+1);
0098 p3z = *(pos+2);
0099 project(p3x,p3y,p3z,w3);
0100
0101 if(!add_triangle(p1x,p1y,p1z,w1,
0102 p2x,p2y,p2z,w2,
0103 p3x,p3y,p3z,w3)) {
0104 if(a_stop) return false;
0105 }
0106
0107 p2x = p3x;
0108 p2y = p3y;
0109 p2z = p3z;
0110 w2 = w3;
0111 }
0112 return true;
0113 }
0114
0115 bool add_triangle_fan_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false){
0116 size_t num = a_floatn/3;
0117 if(num<3) return false;
0118
0119 m_mode = gl::triangle_fan();
0120
0121 float p1x,p1y,p1z,w1=1;
0122 float p2x,p2y,p2z,w2=1;
0123 float p3x,p3y,p3z,w3=1;
0124
0125 const float* pos1 = a_xyzs+3*0;
0126 p1x = *(pos1+0);
0127 p1y = *(pos1+1);
0128 p1z = *(pos1+2);
0129 project(p1x,p1y,p1z,w1);
0130
0131 const float* pos2 = a_xyzs+3*1;
0132 p2x = *(pos2+0);
0133 p2y = *(pos2+1);
0134 p2z = *(pos2+2);
0135 project(p2x,p2y,p2z,w2);
0136
0137 float n1x,n1y,n1z;
0138 float n2x,n2y,n2z;
0139 float n3x,n3y,n3z;
0140
0141 const float* nos1 = a_nms+3*0;
0142 n1x = *(nos1+0);
0143 n1y = *(nos1+1);
0144 n1z = *(nos1+2);
0145 project_normal(n1x,n1y,n1z);
0146
0147 const float* nos2 = a_nms+3*1;
0148 n2x = *(nos2+0);
0149 n2y = *(nos2+1);
0150 n2z = *(nos2+2);
0151 project_normal(n2x,n2y,n2z);
0152
0153 for(size_t index=2;index<num;index++) {
0154 const float* pos = a_xyzs+3*index;
0155 p3x = *(pos+0);
0156 p3y = *(pos+1);
0157 p3z = *(pos+2);
0158 project(p3x,p3y,p3z,w3);
0159
0160 const float* nos = a_nms+3*index;
0161 n3x = *(nos+0);
0162 n3y = *(nos+1);
0163 n3z = *(nos+2);
0164 project_normal(n1x,n1y,n1z);
0165
0166 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z,
0167 p2x,p2y,p2z,w2, n2x,n2y,n2z,
0168 p3x,p3y,p3z,w3, n3x,n3y,n3z)) {
0169 if(a_stop) return false;
0170 }
0171
0172 p2x = p3x;
0173 p2y = p3y;
0174 p2z = p3z;
0175 w2 = w3;
0176
0177 n2x = n3x;
0178 n2y = n3y;
0179 n2z = n3z;
0180 }
0181 return true;
0182 }
0183
0184 bool add_triangle_fan_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
0185 size_t num = a_floatn/3;
0186 if(num<3) return false;
0187
0188 m_mode = gl::triangle_fan();
0189
0190 float p1x,p1y,p1z,w1=1;
0191 float p2x,p2y,p2z,w2=1;
0192 float p3x,p3y,p3z,w3=1;
0193
0194 float r1,g1,b1,a1;
0195 float r2,g2,b2,a2;
0196 float r3,g3,b3,a3;
0197
0198 const float* pos1 = a_xyzs+3*0;
0199 p1x = *(pos1+0);
0200 p1y = *(pos1+1);
0201 p1z = *(pos1+2);
0202 project(p1x,p1y,p1z,w1);
0203
0204 const float* pos2 = a_xyzs+3*1;
0205 p2x = *(pos2+0);
0206 p2y = *(pos2+1);
0207 p2z = *(pos2+2);
0208 project(p2x,p2y,p2z,w2);
0209
0210 float n1x,n1y,n1z;
0211 float n2x,n2y,n2z;
0212 float n3x,n3y,n3z;
0213
0214 const float* nos1 = a_nms+3*0;
0215 n1x = *(nos1+0);
0216 n1y = *(nos1+1);
0217 n1z = *(nos1+2);
0218 project_normal(n1x,n1y,n1z);
0219
0220 const float* nos2 = a_nms+3*1;
0221 n2x = *(nos2+0);
0222 n2y = *(nos2+1);
0223 n2z = *(nos2+2);
0224 project_normal(n2x,n2y,n2z);
0225
0226 const float* ros1 = a_rgbas+4*0;
0227 r1 = *ros1;ros1++;
0228 g1 = *ros1;ros1++;
0229 b1 = *ros1;ros1++;
0230 a1 = *ros1;ros1++;
0231
0232 const float* ros2 = a_rgbas+4*1;
0233 r2 = *ros2;ros2++;
0234 g2 = *ros2;ros2++;
0235 b2 = *ros2;ros2++;
0236 a2 = *ros2;ros2++;
0237
0238 for(size_t index=2;index<num;index++) {
0239 const float* pos = a_xyzs+3*index;
0240 p3x = *(pos+0);
0241 p3y = *(pos+1);
0242 p3z = *(pos+2);
0243 project(p3x,p3y,p3z,w3);
0244
0245 const float* nos = a_nms+3*index;
0246 n3x = *(nos+0);
0247 n3y = *(nos+1);
0248 n3z = *(nos+2);
0249 project_normal(n1x,n1y,n1z);
0250
0251 const float* ros = a_rgbas+4*index;
0252 r3 = *ros;ros++;
0253 g3 = *ros;ros++;
0254 b3 = *ros;ros++;
0255 a3 = *ros;ros++;
0256
0257 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z, r1,b1,g1,a1,
0258 p2x,p2y,p2z,w2, n2x,n2y,n2z, r2,b2,g2,a2,
0259 p3x,p3y,p3z,w3, n3x,n3y,n3z, r3,b3,g3,a3)) {
0260 if(a_stop) return false;
0261 }
0262
0263 p2x = p3x;
0264 p2y = p3y;
0265 p2z = p3z;
0266 w2 = w3;
0267
0268 n2x = n3x;
0269 n2y = n3y;
0270 n2z = n3z;
0271
0272 r2 = r3;
0273 g2 = g3;
0274 b2 = b3;
0275 a2 = a3;
0276 }
0277 return true;
0278 }
0279
0280 bool add_triangle_strip(size_t a_floatn,const float* a_xyzs,bool a_stop = false){
0281 size_t num = a_floatn/3;
0282 if(num<3) return false;
0283
0284 m_mode = gl::triangle_strip();
0285
0286 float p1x,p1y,p1z,w1=1;
0287 float p2x,p2y,p2z,w2=1;
0288 float p3x,p3y,p3z,w3=1;
0289
0290 const float* pos1 = a_xyzs+3*0;
0291 p1x = *(pos1+0);
0292 p1y = *(pos1+1);
0293 p1z = *(pos1+2);
0294 project(p1x,p1y,p1z,w1);
0295
0296 const float* pos2 = a_xyzs+3*1;
0297 p2x = *(pos2+0);
0298 p2y = *(pos2+1);
0299 p2z = *(pos2+2);
0300 project(p2x,p2y,p2z,w2);
0301
0302 bool flip = false;
0303 for(size_t index=2;index<num;index++) {
0304 const float* pos = a_xyzs+3*index;
0305 p3x = *(pos+0);
0306 p3y = *(pos+1);
0307 p3z = *(pos+2);
0308 project(p3x,p3y,p3z,w3);
0309
0310 if(flip){
0311 if(!add_triangle(p1x,p1y,p1z,w1,
0312 p3x,p3y,p3z,w3,
0313 p2x,p2y,p2z,w2)) {
0314 if(a_stop) return false;
0315 }
0316 } else {
0317 if(!add_triangle(p1x,p1y,p1z,w1,
0318 p2x,p2y,p2z,w2,
0319 p3x,p3y,p3z,w3)) {
0320 if(a_stop) return false;
0321 }
0322 }
0323
0324 p1x = p2x;
0325 p1y = p2y;
0326 p1z = p2z;
0327 w1 = w2;
0328
0329 p2x = p3x;
0330 p2y = p3y;
0331 p2z = p3z;
0332 w2 = w3;
0333
0334 flip = flip?false:true;
0335 }
0336 return true;
0337 }
0338
0339 bool add_triangles(size_t a_floatn,const float* a_xyzs,bool a_stop = false){
0340 size_t num = a_floatn/3;
0341 if(num<3) return false;
0342
0343 m_mode = gl::triangles();
0344
0345 float p1x,p1y,p1z,w1=1;
0346 float p2x,p2y,p2z,w2=1;
0347 float p3x,p3y,p3z,w3=1;
0348
0349 for(size_t index=0;index<num;index+=3) {
0350
0351 const float* pos = a_xyzs+3*index;
0352
0353 p1x = *pos;pos++;
0354 p1y = *pos;pos++;
0355 p1z = *pos;pos++;
0356 project(p1x,p1y,p1z,w1);
0357
0358 p2x = *pos;pos++;
0359 p2y = *pos;pos++;
0360 p2z = *pos;pos++;
0361 project(p2x,p2y,p2z,w2);
0362
0363 p3x = *pos;pos++;
0364 p3y = *pos;pos++;
0365 p3z = *pos;pos++;
0366 project(p3x,p3y,p3z,w3);
0367
0368 if(!add_triangle(p1x,p1y,p1z,w1,
0369 p2x,p2y,p2z,w2,
0370 p3x,p3y,p3z,w3)) {
0371 if(a_stop) return false;
0372 }
0373 }
0374 return true;
0375 }
0376
0377 bool add_triangle_strip_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false){
0378 size_t num = a_floatn/3;
0379 if(num<3) return false;
0380
0381 m_mode = gl::triangle_strip();
0382
0383 float p1x,p1y,p1z,w1=1;
0384 float p2x,p2y,p2z,w2=1;
0385 float p3x,p3y,p3z,w3=1;
0386
0387 const float* pos1 = a_xyzs+3*0;
0388 p1x = *(pos1+0);
0389 p1y = *(pos1+1);
0390 p1z = *(pos1+2);
0391 project(p1x,p1y,p1z,w1);
0392
0393 const float* pos2 = a_xyzs+3*1;
0394 p2x = *(pos2+0);
0395 p2y = *(pos2+1);
0396 p2z = *(pos2+2);
0397 project(p2x,p2y,p2z,w2);
0398
0399 float n1x,n1y,n1z;
0400 float n2x,n2y,n2z;
0401 float n3x,n3y,n3z;
0402
0403 const float* nos1 = a_nms+3*0;
0404 n1x = *(nos1+0);
0405 n1y = *(nos1+1);
0406 n1z = *(nos1+2);
0407 project_normal(n1x,n1y,n1z);
0408
0409 const float* nos2 = a_nms+3*1;
0410 n2x = *(nos2+0);
0411 n2y = *(nos2+1);
0412 n2z = *(nos2+2);
0413 project_normal(n2x,n2y,n2z);
0414
0415 bool flip = false;
0416 for(size_t index=2;index<num;index++) {
0417 const float* pos = a_xyzs+3*index;
0418 p3x = *(pos+0);
0419 p3y = *(pos+1);
0420 p3z = *(pos+2);
0421 project(p3x,p3y,p3z,w3);
0422
0423 const float* nos = a_nms+3*index;
0424 n3x = *(nos+0);
0425 n3y = *(nos+1);
0426 n3z = *(nos+2);
0427 project_normal(n1x,n1y,n1z);
0428
0429 if(flip){
0430 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z,
0431 p3x,p3y,p3z,w3, n3x,n3y,n3z,
0432 p2x,p2y,p2z,w2, n2x,n2y,n2z)) {
0433 if(a_stop) return false;
0434 }
0435 } else {
0436 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z,
0437 p2x,p2y,p2z,w2, n2x,n2y,n2z,
0438 p3x,p3y,p3z,w3, n3x,n3y,n3z)) {
0439 if(a_stop) return false;
0440 }
0441 }
0442
0443 p1x = p2x;
0444 p1y = p2y;
0445 p1z = p2z;
0446 w1 = w2;
0447
0448 p2x = p3x;
0449 p2y = p3y;
0450 p2z = p3z;
0451 w2 = w3;
0452
0453 n1x = n2x;
0454 n1y = n2y;
0455 n1z = n2z;
0456
0457 n2x = n3x;
0458 n2y = n3y;
0459 n2z = n3z;
0460
0461 flip = flip?false:true;
0462 }
0463 return true;
0464 }
0465
0466 bool add_triangle_strip_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
0467 size_t num = a_floatn/3;
0468 if(num<3) return false;
0469
0470 m_mode = gl::triangle_strip();
0471
0472 float p1x,p1y,p1z,w1=1;
0473 float p2x,p2y,p2z,w2=1;
0474 float p3x,p3y,p3z,w3=1;
0475
0476 float r1,g1,b1,a1;
0477 float r2,g2,b2,a2;
0478 float r3,g3,b3,a3;
0479
0480 const float* pos1 = a_xyzs+3*0;
0481 p1x = *(pos1+0);
0482 p1y = *(pos1+1);
0483 p1z = *(pos1+2);
0484 project(p1x,p1y,p1z,w1);
0485
0486 const float* pos2 = a_xyzs+3*1;
0487 p2x = *(pos2+0);
0488 p2y = *(pos2+1);
0489 p2z = *(pos2+2);
0490 project(p2x,p2y,p2z,w2);
0491
0492 float n1x,n1y,n1z;
0493 float n2x,n2y,n2z;
0494 float n3x,n3y,n3z;
0495
0496 const float* nos1 = a_nms+3*0;
0497 n1x = *(nos1+0);
0498 n1y = *(nos1+1);
0499 n1z = *(nos1+2);
0500 project_normal(n1x,n1y,n1z);
0501
0502 const float* nos2 = a_nms+3*1;
0503 n2x = *(nos2+0);
0504 n2y = *(nos2+1);
0505 n2z = *(nos2+2);
0506 project_normal(n2x,n2y,n2z);
0507
0508 const float* ros1 = a_rgbas+4*0;
0509 r1 = *ros1;ros1++;
0510 g1 = *ros1;ros1++;
0511 b1 = *ros1;ros1++;
0512 a1 = *ros1;ros1++;
0513
0514 const float* ros2 = a_rgbas+4*1;
0515 r2 = *ros2;ros2++;
0516 g2 = *ros2;ros2++;
0517 b2 = *ros2;ros2++;
0518 a2 = *ros2;ros2++;
0519
0520 bool flip = false;
0521 for(size_t index=2;index<num;index++) {
0522 const float* pos = a_xyzs+3*index;
0523 p3x = *(pos+0);
0524 p3y = *(pos+1);
0525 p3z = *(pos+2);
0526 project(p3x,p3y,p3z,w3);
0527
0528 const float* nos = a_nms+3*index;
0529 n3x = *(nos+0);
0530 n3y = *(nos+1);
0531 n3z = *(nos+2);
0532 project_normal(n1x,n1y,n1z);
0533
0534 const float* ros = a_rgbas+4*index;
0535 r3 = *ros;ros++;
0536 g3 = *ros;ros++;
0537 b3 = *ros;ros++;
0538 a3 = *ros;ros++;
0539
0540 if(flip){
0541 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z, r1,g1,b1,a1,
0542 p3x,p3y,p3z,w3, n3x,n3y,n3z, r3,g3,b3,a3,
0543 p2x,p2y,p2z,w2, n2x,n2y,n2z, r2,g2,b2,a2)) {
0544 if(a_stop) return false;
0545 }
0546 } else {
0547 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z, r1,g1,b1,a1,
0548 p2x,p2y,p2z,w2, n2x,n2y,n2z, r2,g2,b2,a2,
0549 p3x,p3y,p3z,w3, n3x,n3y,n3z, r3,g3,b3,a3)) {
0550 if(a_stop) return false;
0551 }
0552 }
0553
0554 p1x = p2x;
0555 p1y = p2y;
0556 p1z = p2z;
0557 w1 = w2;
0558
0559 p2x = p3x;
0560 p2y = p3y;
0561 p2z = p3z;
0562 w2 = w3;
0563
0564 n1x = n2x;
0565 n1y = n2y;
0566 n1z = n2z;
0567
0568 n2x = n3x;
0569 n2y = n3y;
0570 n2z = n3z;
0571
0572 r1 = r2;
0573 g1 = g2;
0574 b1 = b2;
0575 a1 = a2;
0576
0577 r2 = r3;
0578 g2 = g3;
0579 b2 = b3;
0580 a2 = a3;
0581
0582 flip = flip?false:true;
0583 }
0584 return true;
0585 }
0586
0587 bool add_triangles_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false){
0588 size_t num = a_floatn/3;
0589 if(num<3) return false;
0590
0591 m_mode = gl::triangles();
0592
0593 float p1x,p1y,p1z,w1=1;
0594 float p2x,p2y,p2z,w2=1;
0595 float p3x,p3y,p3z,w3=1;
0596
0597 float n1x,n1y,n1z;
0598 float n2x,n2y,n2z;
0599 float n3x,n3y,n3z;
0600
0601 for(size_t index=0;index<num;index+=3) {
0602
0603 const float* pos = a_xyzs+3*index;
0604
0605 p1x = *pos;pos++;
0606 p1y = *pos;pos++;
0607 p1z = *pos;pos++;
0608 project(p1x,p1y,p1z,w1);
0609
0610 p2x = *pos;pos++;
0611 p2y = *pos;pos++;
0612 p2z = *pos;pos++;
0613 project(p2x,p2y,p2z,w2);
0614
0615 p3x = *pos;pos++;
0616 p3y = *pos;pos++;
0617 p3z = *pos;pos++;
0618 project(p3x,p3y,p3z,w3);
0619
0620 const float* nos = a_nms+3*index;
0621
0622 n1x = *nos;nos++;
0623 n1y = *nos;nos++;
0624 n1z = *nos;nos++;
0625 project_normal(n1x,n1y,n1z);
0626
0627 n2x = *nos;nos++;
0628 n2y = *nos;nos++;
0629 n2z = *nos;nos++;
0630 project_normal(n2x,n2y,n2z);
0631
0632 n3x = *nos;nos++;
0633 n3y = *nos;nos++;
0634 n3z = *nos;nos++;
0635 project_normal(n3x,n3y,n3z);
0636
0637 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z,
0638 p2x,p2y,p2z,w2, n2x,n2y,n2z,
0639 p3x,p3y,p3z,w3, n3x,n3y,n3z)) {
0640 if(a_stop) return false;
0641 }
0642 }
0643 return true;
0644 }
0645
0646 bool add_triangles_rgba(size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false){
0647 size_t num = a_floatn/3;
0648 if(num<3) return false;
0649
0650 m_mode = gl::triangles();
0651
0652 float p1x,p1y,p1z,w1=1;
0653 float p2x,p2y,p2z,w2=1;
0654 float p3x,p3y,p3z,w3=1;
0655
0656 float r1,g1,b1,a1;
0657 float r2,g2,b2,a2;
0658 float r3,g3,b3,a3;
0659
0660 for(size_t index=0;index<num;index+=3) {
0661
0662 const float* pos = a_xyzs+3*index;
0663
0664 p1x = *pos;pos++;
0665 p1y = *pos;pos++;
0666 p1z = *pos;pos++;
0667 project(p1x,p1y,p1z,w1);
0668
0669 p2x = *pos;pos++;
0670 p2y = *pos;pos++;
0671 p2z = *pos;pos++;
0672 project(p2x,p2y,p2z,w2);
0673
0674 p3x = *pos;pos++;
0675 p3y = *pos;pos++;
0676 p3z = *pos;pos++;
0677 project(p3x,p3y,p3z,w3);
0678
0679 const float* ros = a_rgbas+4*index;
0680
0681 r1 = *ros;ros++;
0682 g1 = *ros;ros++;
0683 b1 = *ros;ros++;
0684 a1 = *ros;ros++;
0685
0686 r2 = *ros;ros++;
0687 g2 = *ros;ros++;
0688 b2 = *ros;ros++;
0689 a2 = *ros;ros++;
0690
0691 r3 = *ros;ros++;
0692 g3 = *ros;ros++;
0693 b3 = *ros;ros++;
0694 a3 = *ros;ros++;
0695
0696 if(!add_triangle(p1x,p1y,p1z,w1,r1,g1,b1,a1,
0697 p2x,p2y,p2z,w2,r2,g2,b2,a2,
0698 p3x,p3y,p3z,w3,r3,g3,b3,a3)) {
0699 if(a_stop) return false;
0700 }
0701 }
0702 return true;
0703 }
0704
0705 bool add_triangles_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
0706 size_t num = a_floatn/3;
0707 if(num<3) return false;
0708
0709 m_mode = gl::triangles();
0710
0711 float p1x,p1y,p1z,w1=1;
0712 float p2x,p2y,p2z,w2=1;
0713 float p3x,p3y,p3z,w3=1;
0714
0715 float n1x,n1y,n1z;
0716 float n2x,n2y,n2z;
0717 float n3x,n3y,n3z;
0718
0719 float r1,g1,b1,a1;
0720 float r2,g2,b2,a2;
0721 float r3,g3,b3,a3;
0722
0723 for(size_t index=0;index<num;index+=3) {
0724
0725 const float* pos = a_xyzs+3*index;
0726
0727 p1x = *pos;pos++;
0728 p1y = *pos;pos++;
0729 p1z = *pos;pos++;
0730 project(p1x,p1y,p1z,w1);
0731
0732 p2x = *pos;pos++;
0733 p2y = *pos;pos++;
0734 p2z = *pos;pos++;
0735 project(p2x,p2y,p2z,w2);
0736
0737 p3x = *pos;pos++;
0738 p3y = *pos;pos++;
0739 p3z = *pos;pos++;
0740 project(p3x,p3y,p3z,w3);
0741
0742 const float* nos = a_nms+3*index;
0743
0744 n1x = *nos;nos++;
0745 n1y = *nos;nos++;
0746 n1z = *nos;nos++;
0747 project_normal(n1x,n1y,n1z);
0748
0749 n2x = *nos;nos++;
0750 n2y = *nos;nos++;
0751 n2z = *nos;nos++;
0752 project_normal(n2x,n2y,n2z);
0753
0754 n3x = *nos;nos++;
0755 n3y = *nos;nos++;
0756 n3z = *nos;nos++;
0757 project_normal(n3x,n3y,n3z);
0758
0759 const float* ros = a_rgbas+4*index;
0760
0761 r1 = *ros;ros++;
0762 g1 = *ros;ros++;
0763 b1 = *ros;ros++;
0764 a1 = *ros;ros++;
0765
0766 r2 = *ros;ros++;
0767 g2 = *ros;ros++;
0768 b2 = *ros;ros++;
0769 a2 = *ros;ros++;
0770
0771 r3 = *ros;ros++;
0772 g3 = *ros;ros++;
0773 b3 = *ros;ros++;
0774 a3 = *ros;ros++;
0775
0776 if(!add_triangle_normal(p1x,p1y,p1z,w1, n1x,n1y,n1z, r1,g1,b1,a1,
0777 p2x,p2y,p2z,w2, n2x,n2y,n2z, r2,g2,b2,a2,
0778 p3x,p3y,p3z,w3, n3x,n3y,n3z, r3,g3,b3,a3)) {
0779 if(a_stop) return false;
0780 }
0781 }
0782 return true;
0783 }
0784
0785 bool add_line_strip(size_t a_floatn,const float* a_xyzs,bool a_stop = false){
0786 size_t num = a_floatn/3;
0787 if(num<=1) return false;
0788 size_t nseg = num-1;
0789
0790 m_mode = gl::line_strip();
0791
0792 float xb,yb,zb,wb,xe,ye,ze,we;
0793 float* pos;
0794 for(size_t iseg = 0;iseg<nseg;iseg++) {
0795 pos = (float*)(a_xyzs+3*iseg);
0796 xb = *pos;pos++;
0797 yb = *pos;pos++;
0798 zb = *pos;pos++;
0799 project(xb,yb,zb,wb);
0800
0801 xe = *pos;pos++;
0802 ye = *pos;pos++;
0803 ze = *pos;pos++;
0804 project(xe,ye,ze,we);
0805
0806 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
0807 }
0808 return true;
0809 }
0810
0811 bool add_line_strip_rgba(size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false){
0812 size_t num = a_floatn/3;
0813 if(num<=1) return false;
0814 size_t nseg = num-1;
0815
0816 m_mode = gl::line_strip();
0817
0818 float xb,yb,zb,wb,xe,ye,ze,we;
0819 float rb,gb,bb,ab,re,ge,be,ae;
0820 float* pos;
0821 float* ros;
0822 for(size_t iseg = 0;iseg<nseg;iseg++) {
0823 pos = (float*)(a_xyzs+3*iseg);
0824 xb = *pos;pos++;
0825 yb = *pos;pos++;
0826 zb = *pos;pos++;
0827 project(xb,yb,zb,wb);
0828
0829 xe = *pos;pos++;
0830 ye = *pos;pos++;
0831 ze = *pos;pos++;
0832 project(xe,ye,ze,we);
0833
0834 ros = (float*)(a_rgbas+4*iseg);
0835 rb = *ros;ros++;
0836 gb = *ros;ros++;
0837 bb = *ros;ros++;
0838 ab = *ros;ros++;
0839
0840 re = *ros;ros++;
0841 ge = *ros;ros++;
0842 be = *ros;ros++;
0843 ae = *ros;ros++;
0844
0845 if(!add_line(xb,yb,zb,wb,rb,gb,bb,ab,
0846 xe,ye,ze,we,re,ge,be,ae)) {
0847 if(a_stop) return false;
0848 }
0849 }
0850 return true;
0851 }
0852
0853 bool add_line_strip_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false){
0854 size_t num = a_floatn/3;
0855 if(num<=1) return false;
0856 size_t nseg = num-1;
0857
0858 m_mode = gl::line_strip();
0859
0860 float xb,yb,zb,wb,xe,ye,ze,we;
0861 float nxb,nyb,nzb,nxe,nye,nze;
0862 float* pos;
0863 float* nos;
0864 for(size_t iseg = 0;iseg<nseg;iseg++) {
0865 pos = (float*)(a_xyzs+3*iseg);
0866 xb = *pos;pos++;
0867 yb = *pos;pos++;
0868 zb = *pos;pos++;
0869 project(xb,yb,zb,wb);
0870
0871 xe = *pos;pos++;
0872 ye = *pos;pos++;
0873 ze = *pos;pos++;
0874 project(xe,ye,ze,we);
0875
0876 nos = (float*)(a_nms+3*iseg);
0877 nxb = *nos;nos++;
0878 nyb = *nos;nos++;
0879 nzb = *nos;nos++;
0880 project_normal(nxb,nyb,nzb);
0881
0882 nxe = *nos;nos++;
0883 nye = *nos;nos++;
0884 nze = *nos;nos++;
0885 project_normal(nxe,nye,nze);
0886
0887 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb,
0888 xe,ye,ze,we, nxe,nye,nze)) {if(a_stop) return false;}
0889 }
0890 return true;
0891 }
0892
0893 bool add_line_strip_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
0894 size_t num = a_floatn/3;
0895 if(num<=1) return false;
0896 size_t nseg = num-1;
0897
0898 m_mode = gl::line_strip();
0899
0900 float xb,yb,zb,wb,xe,ye,ze,we;
0901 float nxb,nyb,nzb,nxe,nye,nze;
0902 float rb,gb,bb,ab,re,ge,be,ae;
0903 float* pos;
0904 float* nos;
0905 float* ros;
0906 for(size_t iseg = 0;iseg<nseg;iseg++) {
0907 pos = (float*)(a_xyzs+3*iseg);
0908 xb = *pos;pos++;
0909 yb = *pos;pos++;
0910 zb = *pos;pos++;
0911 project(xb,yb,zb,wb);
0912
0913 xe = *pos;pos++;
0914 ye = *pos;pos++;
0915 ze = *pos;pos++;
0916 project(xe,ye,ze,we);
0917
0918 nos = (float*)(a_nms+3*iseg);
0919 nxb = *nos;nos++;
0920 nyb = *nos;nos++;
0921 nzb = *nos;nos++;
0922 project_normal(nxb,nyb,nzb);
0923
0924 nxe = *nos;nos++;
0925 nye = *nos;nos++;
0926 nze = *nos;nos++;
0927 project_normal(nxe,nye,nze);
0928
0929 ros = (float*)(a_rgbas+4*iseg);
0930 rb = *ros;ros++;
0931 gb = *ros;ros++;
0932 bb = *ros;ros++;
0933 ab = *ros;ros++;
0934
0935 re = *ros;ros++;
0936 ge = *ros;ros++;
0937 be = *ros;ros++;
0938 ae = *ros;ros++;
0939
0940 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb, rb,gb,bb,ab,
0941 xe,ye,ze,we, nxe,nye,nze, re,ge,be,ae)) {
0942 if(a_stop) return false;
0943 }
0944 }
0945 return true;
0946 }
0947
0948 bool add_line_loop(size_t a_floatn,const float* a_xyzs,bool a_stop = false) {
0949 size_t num = a_floatn/3;
0950 if(num<=1) return false;
0951 size_t nseg = num-1;
0952
0953 m_mode = gl::line_loop();
0954
0955 float xb,yb,zb,wb,xe,ye,ze,we;
0956 float* pos;
0957 for(size_t iseg = 0;iseg<nseg;iseg++) {
0958 pos = (float*)(a_xyzs+3*iseg);
0959 xb = *pos;pos++;
0960 yb = *pos;pos++;
0961 zb = *pos;pos++;
0962 project(xb,yb,zb,wb);
0963
0964 xe = *pos;pos++;
0965 ye = *pos;pos++;
0966 ze = *pos;pos++;
0967 project(xe,ye,ze,we);
0968
0969 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
0970 }
0971
0972 //close the loop :
0973 {pos = (float*)(a_xyzs+3*(nseg-1)+3);
0974 xb = *pos;pos++;
0975 yb = *pos;pos++;
0976 zb = *pos;pos++;
0977 project(xb,yb,zb,wb);
0978
0979 pos = (float*)(a_xyzs); //first point.
0980 xe = *pos;pos++;
0981 ye = *pos;pos++;
0982 ze = *pos;pos++;
0983 project(xe,ye,ze,we);
0984
0985 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)){if(a_stop) return false;}
0986 }
0987
0988 return true;
0989 }
0990
0991 bool add_line_loop_rgba(size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false) {
0992 size_t num = a_floatn/3;
0993 if(num<=1) return false;
0994 size_t nseg = num-1;
0995
0996 m_mode = gl::line_loop();
0997
0998 float xb,yb,zb,wb,xe,ye,ze,we;
0999 float rb,gb,bb,ab,re,ge,be,ae;
1000 float* pos;
1001 float* ros;
1002 for(size_t iseg = 0;iseg<nseg;iseg++) {
1003 pos = (float*)(a_xyzs+3*iseg);
1004 xb = *pos;pos++;
1005 yb = *pos;pos++;
1006 zb = *pos;pos++;
1007 project(xb,yb,zb,wb);
1008
1009 xe = *pos;pos++;
1010 ye = *pos;pos++;
1011 ze = *pos;pos++;
1012 project(xe,ye,ze,we);
1013
1014 ros = (float*)(a_rgbas+4*iseg);
1015 rb = *ros;ros++;
1016 gb = *ros;ros++;
1017 bb = *ros;ros++;
1018 ab = *ros;ros++;
1019
1020 re = *ros;ros++;
1021 ge = *ros;ros++;
1022 be = *ros;ros++;
1023 ae = *ros;ros++;
1024
1025 if(!add_line(xb,yb,zb,wb,rb,gb,bb,ab,
1026 xe,ye,ze,we,re,ge,be,ae)) {
1027 if(a_stop) return false;
1028 }
1029 }
1030
1031 //close the loop :
1032 {pos = (float*)(a_xyzs+3*nseg);
1033 xb = *pos;pos++;
1034 yb = *pos;pos++;
1035 zb = *pos;pos++;
1036 project(xb,yb,zb,wb);
1037
1038 pos = (float*)(a_xyzs); //first point.
1039 xe = *pos;pos++;
1040 ye = *pos;pos++;
1041 ze = *pos;pos++;
1042 project(xe,ye,ze,we);
1043
1044 ros = (float*)(a_rgbas+4*nseg);
1045 rb = *ros;ros++;
1046 gb = *ros;ros++;
1047 bb = *ros;ros++;
1048 ab = *ros;ros++;
1049
1050 ros = (float*)(a_rgbas);
1051 re = *ros;ros++;
1052 ge = *ros;ros++;
1053 be = *ros;ros++;
1054 ae = *ros;ros++;
1055
1056 if(!add_line(xb,yb,zb,wb,rb,gb,bb,ab,
1057 xe,ye,ze,we,re,ge,be,ae)){if(a_stop) return false;}
1058 }
1059
1060 return true;
1061 }
1062
1063 bool add_line_loop_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false) {
1064 size_t num = a_floatn/3;
1065 if(num<=1) return false;
1066 size_t nseg = num-1;
1067
1068 m_mode = gl::line_loop();
1069
1070 float xb,yb,zb,wb,xe,ye,ze,we;
1071 float nxb,nyb,nzb,nxe,nye,nze;
1072 float* pos;
1073 float* nos;
1074 for(size_t iseg = 0;iseg<nseg;iseg++) {
1075 pos = (float*)(a_xyzs+3*iseg);
1076 xb = *pos;pos++;
1077 yb = *pos;pos++;
1078 zb = *pos;pos++;
1079 project(xb,yb,zb,wb);
1080
1081 xe = *pos;pos++;
1082 ye = *pos;pos++;
1083 ze = *pos;pos++;
1084 project(xe,ye,ze,we);
1085
1086 nos = (float*)(a_nms+3*iseg);
1087 nxb = *nos;nos++;
1088 nyb = *nos;nos++;
1089 nzb = *nos;nos++;
1090 project_normal(nxb,nyb,nzb);
1091
1092 nxe = *nos;nos++;
1093 nye = *nos;nos++;
1094 nze = *nos;nos++;
1095 project_normal(nxe,nye,nze);
1096
1097 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb,
1098 xe,ye,ze,we, nxe,nye,nze)) {if(a_stop) return false;}
1099 }
1100
1101 //close the loop :
1102 {pos = (float*)(a_xyzs+3*(nseg-1)+3);
1103 xb = *pos;pos++;
1104 yb = *pos;pos++;
1105 zb = *pos;pos++;
1106 project(xb,yb,zb,wb);
1107
1108 pos = (float*)(a_xyzs); //first point.
1109 xe = *pos;pos++;
1110 ye = *pos;pos++;
1111 ze = *pos;pos++;
1112 project(xe,ye,ze,we);
1113
1114 nos = (float*)(a_nms+3*(nseg-1)+3);
1115 nxb = *nos;nos++;
1116 nyb = *nos;nos++;
1117 nzb = *nos;nos++;
1118 project_normal(nxb,nyb,nzb);
1119
1120 nos = (float*)(a_nms);
1121 nxe = *nos;nos++;
1122 nye = *nos;nos++;
1123 nze = *nos;nos++;
1124 project_normal(nxe,nye,nze);
1125
1126 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb,
1127 xe,ye,ze,we, nxe,nye,nze)) {if(a_stop) return false;}
1128
1129 }
1130
1131 return true;
1132 }
1133
1134 bool add_line_loop_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false) {
1135 size_t num = a_floatn/3;
1136 if(num<=1) return false;
1137 size_t nseg = num-1;
1138
1139 m_mode = gl::line_loop();
1140
1141 float xb,yb,zb,wb,xe,ye,ze,we;
1142 float nxb,nyb,nzb,nxe,nye,nze;
1143 float rb,gb,bb,ab,re,ge,be,ae;
1144 float* pos;
1145 float* nos;
1146 float* ros;
1147 for(size_t iseg = 0;iseg<nseg;iseg++) {
1148 pos = (float*)(a_xyzs+3*iseg);
1149 xb = *pos;pos++;
1150 yb = *pos;pos++;
1151 zb = *pos;pos++;
1152 project(xb,yb,zb,wb);
1153
1154 xe = *pos;pos++;
1155 ye = *pos;pos++;
1156 ze = *pos;pos++;
1157 project(xe,ye,ze,we);
1158
1159 nos = (float*)(a_nms+3*iseg);
1160 nxb = *nos;nos++;
1161 nyb = *nos;nos++;
1162 nzb = *nos;nos++;
1163 project_normal(nxb,nyb,nzb);
1164
1165 nxe = *nos;nos++;
1166 nye = *nos;nos++;
1167 nze = *nos;nos++;
1168 project_normal(nxe,nye,nze);
1169
1170 ros = (float*)(a_rgbas+4*iseg);
1171 rb = *ros;ros++;
1172 gb = *ros;ros++;
1173 bb = *ros;ros++;
1174 ab = *ros;ros++;
1175
1176 re = *ros;ros++;
1177 ge = *ros;ros++;
1178 be = *ros;ros++;
1179 ae = *ros;ros++;
1180
1181 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb, rb,gb,bb,ab,
1182 xe,ye,ze,we, nxe,nye,nze, re,ge,be,ae)) {
1183 if(a_stop) return false;
1184 }
1185 }
1186
1187 //close the loop :
1188 {pos = (float*)(a_xyzs+3*nseg);
1189 xb = *pos;pos++;
1190 yb = *pos;pos++;
1191 zb = *pos;pos++;
1192 project(xb,yb,zb,wb);
1193
1194 pos = (float*)(a_xyzs); //first point.
1195 xe = *pos;pos++;
1196 ye = *pos;pos++;
1197 ze = *pos;pos++;
1198 project(xe,ye,ze,we);
1199
1200 nos = (float*)(a_nms+3*nseg);
1201 nxb = *nos;nos++;
1202 nyb = *nos;nos++;
1203 nzb = *nos;nos++;
1204 project_normal(nxb,nyb,nzb);
1205
1206 nos = (float*)(a_nms);
1207 nxe = *nos;nos++;
1208 nye = *nos;nos++;
1209 nze = *nos;nos++;
1210 project_normal(nxe,nye,nze);
1211
1212 ros = (float*)(a_rgbas+4*nseg);
1213 rb = *ros;ros++;
1214 gb = *ros;ros++;
1215 bb = *ros;ros++;
1216 ab = *ros;ros++;
1217
1218 ros = (float*)(a_rgbas);
1219 re = *ros;ros++;
1220 ge = *ros;ros++;
1221 be = *ros;ros++;
1222 ae = *ros;ros++;
1223
1224 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb, rb,gb,bb,ab,
1225 xe,ye,ze,we, nxe,nye,nze, re,ge,be,ae)) {
1226 if(a_stop) return false;
1227 }
1228
1229 }
1230
1231 return true;
1232 }
1233
1234 bool add_lines(size_t a_floatn,const float* a_xyzs,bool a_stop = false) {
1235 //lines = segments.
1236 size_t num = a_floatn/3;
1237
1238 size_t nseg = num/2;
1239 if(!nseg) return false;
1240
1241 m_mode = gl::lines();
1242
1243 float xb,yb,zb,wb,xe,ye,ze,we;
1244 float* pos;
1245 for(size_t iseg = 0;iseg<nseg;iseg++) {
1246 pos = (float*)(a_xyzs+6*iseg);
1247 xb = *pos;pos++;
1248 yb = *pos;pos++;
1249 zb = *pos;pos++;
1250 project(xb,yb,zb,wb);
1251
1252 xe = *pos;pos++;
1253 ye = *pos;pos++;
1254 ze = *pos;pos++;
1255 project(xe,ye,ze,we);
1256
1257 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
1258 }
1259 return true;
1260 }
1261
1262 bool add_lines_rgba(size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false) {
1263 //lines = segments.
1264 size_t num = a_floatn/3;
1265
1266 size_t nseg = num/2;
1267 if(!nseg) return false;
1268
1269 m_mode = gl::lines();
1270
1271 float xb,yb,zb,wb,xe,ye,ze,we;
1272 float rb,gb,bb,ab,re,ge,be,ae;
1273 float* pos;
1274 float* ros;
1275 for(size_t iseg = 0;iseg<nseg;iseg++) {
1276 pos = (float*)(a_xyzs+6*iseg);
1277 xb = *pos;pos++;
1278 yb = *pos;pos++;
1279 zb = *pos;pos++;
1280 project(xb,yb,zb,wb);
1281
1282 xe = *pos;pos++;
1283 ye = *pos;pos++;
1284 ze = *pos;pos++;
1285 project(xe,ye,ze,we);
1286
1287 ros = (float*)(a_rgbas+8*iseg);
1288 rb = *ros;ros++;
1289 gb = *ros;ros++;
1290 bb = *ros;ros++;
1291 ab = *ros;ros++;
1292
1293 re = *ros;ros++;
1294 ge = *ros;ros++;
1295 be = *ros;ros++;
1296 ae = *ros;ros++;
1297
1298 if(!add_line(xb,yb,zb,wb,rb,gb,bb,ab, xe,ye,ze,we,re,ge,be,ae)) {if(a_stop) return false;}
1299 }
1300 return true;
1301 }
1302
1303 bool add_lines_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false) {
1304 //lines = segments.
1305 size_t num = a_floatn/3;
1306
1307 size_t nseg = num/2;
1308 if(!nseg) return false;
1309
1310 m_mode = gl::lines();
1311
1312 float xb,yb,zb,wb,xe,ye,ze,we;
1313 float nxb,nyb,nzb,nxe,nye,nze;
1314
1315 float* pos;
1316 float* nos;
1317
1318 for(size_t iseg = 0;iseg<nseg;iseg++) {
1319 pos = (float*)(a_xyzs+6*iseg);
1320 xb = *pos;pos++;
1321 yb = *pos;pos++;
1322 zb = *pos;pos++;
1323 project(xb,yb,zb,wb);
1324
1325 xe = *pos;pos++;
1326 ye = *pos;pos++;
1327 ze = *pos;pos++;
1328 project(xe,ye,ze,we);
1329
1330 nos = (float*)(a_nms+6*iseg);
1331 nxb = *nos;nos++;
1332 nyb = *nos;nos++;
1333 nzb = *nos;nos++;
1334 project_normal(nxb,nyb,nzb);
1335
1336 nxe = *nos;nos++;
1337 nye = *nos;nos++;
1338 nze = *nos;nos++;
1339 project_normal(nxe,nye,nze);
1340
1341 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb,
1342 xe,ye,ze,we, nxe,nye,nze)) {if(a_stop) return false;}
1343 }
1344 return true;
1345 }
1346
1347 bool add_lines_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false) {
1348 //lines = segments.
1349 size_t num = a_floatn/3;
1350
1351 size_t nseg = num/2;
1352 if(!nseg) return false;
1353
1354 m_mode = gl::lines();
1355
1356 float xb,yb,zb,wb,xe,ye,ze,we;
1357 float nxb,nyb,nzb,nxe,nye,nze;
1358 float rb,gb,bb,ab,re,ge,be,ae;
1359 float* pos;
1360 float* nos;
1361 float* ros;
1362
1363 for(size_t iseg = 0;iseg<nseg;iseg++) {
1364 pos = (float*)(a_xyzs+6*iseg);
1365 xb = *pos;pos++;
1366 yb = *pos;pos++;
1367 zb = *pos;pos++;
1368 project(xb,yb,zb,wb);
1369
1370 xe = *pos;pos++;
1371 ye = *pos;pos++;
1372 ze = *pos;pos++;
1373 project(xe,ye,ze,we);
1374
1375 nos = (float*)(a_nms+6*iseg);
1376 nxb = *nos;nos++;
1377 nyb = *nos;nos++;
1378 nzb = *nos;nos++;
1379 project_normal(nxb,nyb,nzb);
1380
1381 nxe = *nos;nos++;
1382 nye = *nos;nos++;
1383 nze = *nos;nos++;
1384 project_normal(nxe,nye,nze);
1385
1386 ros = (float*)(a_rgbas+8*iseg);
1387 rb = *ros;ros++;
1388 gb = *ros;ros++;
1389 bb = *ros;ros++;
1390 ab = *ros;ros++;
1391
1392 re = *ros;ros++;
1393 ge = *ros;ros++;
1394 be = *ros;ros++;
1395 ae = *ros;ros++;
1396
1397 if(!add_line_normal(xb,yb,zb,wb, nxb,nyb,nzb, rb,gb,bb,ab,
1398 xe,ye,ze,we, nxe,nye,nze, re,ge,be,ae)) {if(a_stop) return false;}
1399 }
1400 return true;
1401 }
1402
1403 bool add_points(size_t a_floatn,const float* a_xyzs,bool a_stop = false){
1404 size_t num = a_floatn/3;
1405
1406 m_mode = gl::points();
1407
1408 float x,y,z,w;
1409 float* pos;
1410 for(size_t ipt=0;ipt<num;ipt++) {
1411 pos = (float*)(a_xyzs+3*ipt);
1412 x = *pos;pos++;
1413 y = *pos;pos++;
1414 z = *pos;pos++;
1415 project(x,y,z,w);
1416
1417 if(!add_point(x,y,z,w)) {if(a_stop) return false;}
1418 }
1419 return true;
1420 }
1421
1422 bool add_points_rgba(size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false){
1423 size_t num = a_floatn/3;
1424
1425 m_mode = gl::points();
1426
1427 float x,y,z,w;
1428 float r,g,b,a;
1429
1430 float* pos;
1431 float* ros;
1432
1433 for(size_t ipt=0;ipt<num;ipt++) {
1434 pos = (float*)(a_xyzs+3*ipt);
1435 x = *pos;pos++;
1436 y = *pos;pos++;
1437 z = *pos;pos++;
1438 project(x,y,z,w);
1439
1440 ros = (float*)(a_rgbas+4*ipt);
1441 r = *ros;ros++;
1442 g = *ros;ros++;
1443 b = *ros;ros++;
1444 a = *ros;ros++;
1445
1446 if(!add_point(x,y,z,w,r,g,b,a)) {if(a_stop) return false;}
1447 }
1448 return true;
1449 }
1450
1451 bool add_points_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false){
1452 size_t num = a_floatn/3;
1453
1454 m_mode = gl::points();
1455
1456 float x,y,z,w;
1457 float nx,ny,nz;
1458 float* pos;
1459 float* nos;
1460
1461 for(size_t ipt=0;ipt<num;ipt++) {
1462 pos = (float*)(a_xyzs+3*ipt);
1463 x = *pos;pos++;
1464 y = *pos;pos++;
1465 z = *pos;pos++;
1466 project(x,y,z,w);
1467
1468 nos = (float*)(a_nms+3*ipt);
1469 nx = *nos;nos++;
1470 ny = *nos;nos++;
1471 nz = *nos;nos++;
1472 project_normal(nx,ny,nz);
1473
1474 if(!add_point_normal(x,y,z,w,nx,ny,nz)) {if(a_stop) return false;}
1475 }
1476 return true;
1477 }
1478
1479 bool add_points_normal_rgba(size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
1480 size_t num = a_floatn/3;
1481
1482 m_mode = gl::points();
1483
1484 float x,y,z,w;
1485 float nx,ny,nz;
1486 float r,g,b,a;
1487
1488 float* pos;
1489 float* nos;
1490 float* ros;
1491
1492 for(size_t ipt=0;ipt<num;ipt++) {
1493 pos = (float*)(a_xyzs+3*ipt);
1494 x = *pos;pos++;
1495 y = *pos;pos++;
1496 z = *pos;pos++;
1497 project(x,y,z,w);
1498
1499 nos = (float*)(a_nms+3*ipt);
1500 nx = *nos;nos++;
1501 ny = *nos;nos++;
1502 nz = *nos;nos++;
1503 project_normal(nx,ny,nz);
1504
1505 ros = (float*)(a_rgbas+4*ipt);
1506 r = *ros;ros++;
1507 g = *ros;ros++;
1508 b = *ros;ros++;
1509 a = *ros;ros++;
1510
1511 if(!add_point_normal(x,y,z,w,nx,ny,nz,r,g,b,a)) {if(a_stop) return false;}
1512 }
1513 return true;
1514 }
1515
1516 bool add_primitive(gl::mode_t a_mode,size_t a_floatn,const float* a_xyzs,bool a_stop = false) {
1517
1518 if(a_mode==gl::points()) {
1519 return add_points(a_floatn,a_xyzs,a_stop);
1520
1521 } else if(a_mode==gl::lines()) {
1522 return add_lines(a_floatn,a_xyzs,a_stop);
1523
1524 } else if(a_mode==gl::line_loop()) {
1525 return add_line_loop(a_floatn,a_xyzs,a_stop);
1526
1527 } else if(a_mode==gl::line_strip()) {
1528 return add_line_strip(a_floatn,a_xyzs,a_stop);
1529
1530 } else if(a_mode==gl::triangles()) {
1531 return add_triangles(a_floatn,a_xyzs,a_stop);
1532
1533 } else if(a_mode==gl::triangle_strip()) {
1534 return add_triangle_strip(a_floatn,a_xyzs,a_stop);
1535
1536 } else if(a_mode==gl::triangle_fan()) {
1537 return add_triangle_fan(a_floatn,a_xyzs,a_stop);
1538
1539 } else {
1540 return false;
1541 }
1542 }
1543
1544 bool add_primitive_rgba(gl::mode_t a_mode,size_t a_floatn,const float* a_xyzs,const float* a_rgbas,bool a_stop = false){
1545
1546 if(a_mode==gl::points()) {
1547 return add_points_rgba(a_floatn,a_xyzs,a_rgbas,a_stop);
1548
1549 } else if(a_mode==gl::lines()) {
1550 return add_lines_rgba(a_floatn,a_xyzs,a_rgbas,a_stop);
1551
1552 } else if(a_mode==gl::line_loop()) {
1553 return add_line_loop_rgba(a_floatn,a_xyzs,a_rgbas,a_stop);
1554
1555 } else if(a_mode==gl::line_strip()) {
1556 return add_line_strip_rgba(a_floatn,a_xyzs,a_rgbas,a_stop);
1557
1558 } else if(a_mode==gl::triangles()) {
1559 return add_triangles_rgba(a_floatn,a_xyzs,a_rgbas,a_stop);
1560
1561 } else if(a_mode==gl::triangle_strip()) {
1562 //return add_triangle_strip_rgba(a_floatn,a_xyzs,a_rgbas,a_stop); //uuuuu
1563 return add_triangle_strip(a_floatn,a_xyzs,a_stop);
1564
1565 } else if(a_mode==gl::triangle_fan()) {
1566 //return add_triangle_fan_rgba(a_floatn,a_xyzs,a_rgbas,a_stop); //uuuuu
1567 return add_triangle_fan(a_floatn,a_xyzs,a_stop);
1568
1569 } else {
1570 return false;
1571 }
1572 }
1573
1574 bool add_primitive_normal(gl::mode_t a_mode,size_t a_floatn,const float* a_xyzs,const float* a_nms,bool a_stop = false) {
1575
1576 if(a_mode==gl::points()) {
1577 return add_points_normal(a_floatn,a_xyzs,a_nms,a_stop);
1578
1579 } else if(a_mode==gl::lines()) {
1580 return add_lines_normal(a_floatn,a_xyzs,a_nms,a_stop);
1581
1582 } else if(a_mode==gl::line_loop()) {
1583 return add_line_loop_normal(a_floatn,a_xyzs,a_nms,a_stop);
1584
1585 } else if(a_mode==gl::line_strip()) {
1586 return add_line_strip_normal(a_floatn,a_xyzs,a_nms,a_stop);
1587
1588 } else if(a_mode==gl::triangles()) {
1589 return add_triangles_normal(a_floatn,a_xyzs,a_nms,a_stop);
1590
1591 } else if(a_mode==gl::triangle_strip()) {
1592 return add_triangle_strip_normal(a_floatn,a_xyzs,a_nms,a_stop);
1593
1594 } else if(a_mode==gl::triangle_fan()) {
1595 return add_triangle_fan_normal(a_floatn,a_xyzs,a_nms,a_stop);
1596
1597 } else {
1598 return false;
1599 }
1600 }
1601
1602 bool add_primitive_normal_rgba(gl::mode_t a_mode,size_t a_floatn,const float* a_xyzs,const float* a_nms,const float* a_rgbas,bool a_stop = false){
1603
1604 if(a_mode==gl::points()) {
1605 return add_points_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1606
1607 } else if(a_mode==gl::lines()) {
1608 return add_lines_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1609
1610 } else if(a_mode==gl::line_loop()) {
1611 return add_line_loop_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1612
1613 } else if(a_mode==gl::line_strip()) {
1614 return add_line_strip_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1615
1616 } else if(a_mode==gl::triangles()) {
1617 return add_triangles_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1618
1619 } else if(a_mode==gl::triangle_strip()) {
1620 return add_triangle_strip_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1621
1622 } else if(a_mode==gl::triangle_fan()) {
1623 return add_triangle_fan_normal_rgba(a_floatn,a_xyzs,a_nms,a_rgbas,a_stop);
1624
1625 } else {
1626 return false;
1627 }
1628 }
1629
1630 ////////////////////////////////////////////////////////
1631 /// points with x,y only ///////////////////////////////
1632 ////////////////////////////////////////////////////////
1633
1634 bool add_points_xy(size_t a_floatn,const float* a_xys,bool a_stop = false) {
1635 size_t num = a_floatn/2;
1636
1637 m_mode = gl::points();
1638
1639 float x,y,z,w;
1640 float* pos;
1641 for(size_t ipt=0;ipt<num;ipt++) {
1642 pos = (float*)(a_xys+2*ipt);
1643 x = *pos;pos++;
1644 y = *pos;pos++;
1645 z = 0;
1646
1647 project(x,y,z,w);
1648
1649 if(!add_point(x,y,z,w)) {if(a_stop) return false;}
1650 }
1651 return true;
1652 }
1653
1654 bool add_triangle_fan_xy(size_t a_floatn,const float* a_xys,
1655 bool a_stop = false,
1656 bool a_triangle_revert = false){
1657 size_t num = a_floatn/2;
1658 if(num<3) return false;
1659
1660 m_mode = gl::triangle_fan();
1661
1662 float p1x,p1y,p1z,w1=1;
1663 float p2x,p2y,p2z,w2=1;
1664 float p3x,p3y,p3z,w3=1;
1665
1666 const float* pos1 = a_xys+2*0;
1667 p1x = *(pos1+0);
1668 p1y = *(pos1+1);
1669 p1z = 0;
1670 project(p1x,p1y,p1z,w1);
1671
1672 const float* pos2 = a_xys+2*1;
1673 p2x = *(pos2+0);
1674 p2y = *(pos2+1);
1675 p2z = 0;
1676 project(p2x,p2y,p2z,w2);
1677
1678 for(size_t index=2;index<num;index++) {
1679 const float* pos = a_xys+2*index;
1680 p3x = *(pos+0);
1681 p3y = *(pos+1);
1682 p3z = 0;
1683 project(p3x,p3y,p3z,w3);
1684
1685 if(a_triangle_revert) {
1686 if(!add_triangle(p3x,p3y,p3z,w3,
1687 p2x,p2y,p2z,w2,
1688 p1x,p1y,p1z,w1)) {
1689 if(a_stop) return false;
1690 }
1691 } else {
1692 if(!add_triangle(p1x,p1y,p1z,w1,
1693 p2x,p2y,p2z,w2,
1694 p3x,p3y,p3z,w3)) {
1695 if(a_stop) return false;
1696 }
1697 }
1698
1699
1700 p2x = p3x;
1701 p2y = p3y;
1702 p2z = p3z;
1703 w2 = w3;
1704 }
1705 return true;
1706 }
1707
1708 bool add_triangle_strip_xy(size_t a_floatn,const float* a_xys,
1709 bool a_stop = false,
1710 bool a_triangle_revert = false){
1711 size_t num = a_floatn/2;
1712 if(num<3) return false;
1713
1714 m_mode = gl::triangle_strip();
1715
1716 float p1x,p1y,p1z,w1=1;
1717 float p2x,p2y,p2z,w2=1;
1718 float p3x,p3y,p3z,w3=1;
1719
1720 const float* pos1 = a_xys+2*0;
1721 p1x = *(pos1+0);
1722 p1y = *(pos1+1);
1723 p1z = 0;
1724 project(p1x,p1y,p1z,w1);
1725
1726 const float* pos2 = a_xys+2*1;
1727 p2x = *(pos2+0);
1728 p2y = *(pos2+1);
1729 p2z = 0;
1730 project(p2x,p2y,p2z,w2);
1731
1732 bool flip = false;
1733 for(size_t index=2;index<num;index++) {
1734 const float* pos = a_xys+2*index;
1735 p3x = *(pos+0);
1736 p3y = *(pos+1);
1737 p3z = 0;
1738 project(p3x,p3y,p3z,w3);
1739
1740 if(a_triangle_revert) {
1741
1742 if(flip){
1743 if(!add_triangle(p2x,p2y,p2z,w2,
1744 p3x,p3y,p3z,w3,
1745 p1x,p1y,p1z,w1)) {
1746 if(a_stop) return false;
1747 }
1748 } else {
1749 if(!add_triangle(p3x,p3y,p3z,w3,
1750 p2x,p2y,p2z,w2,
1751 p1x,p1y,p1z,w1)) {
1752 if(a_stop) return false;
1753 }
1754 }
1755
1756 } else {
1757
1758 if(flip){
1759 if(!add_triangle(p1x,p1y,p1z,w1,
1760 p3x,p3y,p3z,w3,
1761 p2x,p2y,p2z,w2)) {
1762 if(a_stop) return false;
1763 }
1764 } else {
1765 if(!add_triangle(p1x,p1y,p1z,w1,
1766 p2x,p2y,p2z,w2,
1767 p3x,p3y,p3z,w3)) {
1768 if(a_stop) return false;
1769 }
1770 }
1771
1772 }
1773
1774 p1x = p2x;
1775 p1y = p2y;
1776 p1z = p2z;
1777 w1 = w2;
1778
1779 p2x = p3x;
1780 p2y = p3y;
1781 p2z = p3z;
1782 w2 = w3;
1783
1784 flip = flip?false:true;
1785 }
1786 return true;
1787 }
1788
1789 bool add_triangles_xy(size_t a_floatn,const float* a_xys,bool a_stop = false,bool a_triangle_revert = false){
1790 size_t num = a_floatn/2;
1791 if(num<3) return false;
1792
1793 m_mode = gl::triangles();
1794
1795 float p1x,p1y,p1z,w1=1;
1796 float p2x,p2y,p2z,w2=1;
1797 float p3x,p3y,p3z,w3=1;
1798
1799 for(size_t index=0;index<num;index+=3) {
1800
1801 const float* pos1 = a_xys+2*index;
1802 p1x = *(pos1+0);
1803 p1y = *(pos1+1);
1804 p1z = 0;
1805 project(p1x,p1y,p1z,w1);
1806
1807 const float* pos2 = a_xys+2*(index+1);
1808 p2x = *(pos2+0);
1809 p2y = *(pos2+1);
1810 p2z = 0;
1811 project(p2x,p2y,p2z,w2);
1812
1813 const float* pos3 = a_xys+2*(index+2);
1814 p3x = *(pos3+0);
1815 p3y = *(pos3+1);
1816 p3z = 0;
1817 project(p3x,p3y,p3z,w3);
1818
1819 if(a_triangle_revert) {
1820 if(!add_triangle(p3x,p3y,p3z,w3,
1821 p2x,p2y,p2z,w2,
1822 p1x,p1y,p1z,w1)) {
1823 if(a_stop) return false;
1824 }
1825 } else {
1826 if(!add_triangle(p1x,p1y,p1z,w1,
1827 p2x,p2y,p2z,w2,
1828 p3x,p3y,p3z,w3)) {
1829 if(a_stop) return false;
1830 }
1831 }
1832 }
1833 return true;
1834 }
1835
1836 bool add_line_loop_xy(size_t a_floatn,const float* a_xys,bool a_stop = false){
1837 size_t num = a_floatn/2;
1838 if(num<=1) return false;
1839 size_t nseg = num-1;
1840
1841 m_mode = gl::line_loop();
1842
1843 float xb,yb,zb,wb,xe,ye,ze,we;
1844 float* pos;
1845 for(size_t iseg = 0;iseg<nseg;iseg++) {
1846 pos = (float*)(a_xys+2*iseg);
1847 xb = *pos;pos++;
1848 yb = *pos;pos++;
1849 zb = 0;
1850 project(xb,yb,zb,wb);
1851
1852 xe = *pos;pos++;
1853 ye = *pos;pos++;
1854 ze = 0;
1855 project(xe,ye,ze,we);
1856
1857 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
1858 }
1859
1860 //close the loop :
1861 {pos = (float*)(a_xys+2*(nseg-1)+2);
1862 xb = *pos;pos++;
1863 yb = *pos;pos++;
1864 zb = 0;
1865 project(xb,yb,zb,wb);
1866
1867 pos = (float*)(a_xys); //first point.
1868 xe = *pos;pos++;
1869 ye = *pos;pos++;
1870 ze = 0;
1871 project(xe,ye,ze,we);
1872
1873 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)){if(a_stop) return false;}
1874 }
1875
1876 return true;
1877 }
1878
1879 bool add_line_strip_xy(size_t a_floatn,const float* a_xys,bool a_stop = false){
1880 size_t num = a_floatn/2;
1881 if(num<=1) return false;
1882 size_t nseg = num-1;
1883
1884 m_mode = gl::line_strip();
1885
1886 float xb,yb,zb,wb,xe,ye,ze,we;
1887 float* pos;
1888 for(size_t iseg = 0;iseg<nseg;iseg++) {
1889 pos = (float*)(a_xys+2*iseg);
1890 xb = *pos;pos++;
1891 yb = *pos;pos++;
1892 zb = 0;
1893 project(xb,yb,zb,wb);
1894
1895 xe = *pos;pos++;
1896 ye = *pos;pos++;
1897 ze = 0;
1898 project(xe,ye,ze,we);
1899
1900 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
1901 }
1902 return true;
1903 }
1904
1905 bool add_lines_xy(size_t a_floatn,const float* a_xys,bool a_stop = false){
1906 //lines = segments. Each point having only (x,y) (no z).
1907 //used in tools::sg::[text_freetype, text_hershey].
1908
1909 size_t num = a_floatn/2;
1910
1911 size_t nseg = num/2;
1912 if(!nseg) return false;
1913
1914 m_mode = gl::lines();
1915
1916 float xb,yb,zb,wb,xe,ye,ze,we;
1917 float* pos;
1918 for(size_t iseg = 0;iseg<nseg;iseg++) {
1919 pos = (float*)(a_xys+4*iseg);
1920 xb = *pos;pos++;
1921 yb = *pos;pos++;
1922 zb = 0;
1923 project(xb,yb,zb,wb);
1924
1925 xe = *pos;pos++;
1926 ye = *pos;pos++;
1927 ze = 0;
1928 project(xe,ye,ze,we);
1929
1930 if(!add_line(xb,yb,zb,wb, xe,ye,ze,we)) {if(a_stop) return false;}
1931 }
1932 return true;
1933 }
1934
1935 bool add_primitive_xy(gl::mode_t a_mode,size_t a_floatn,const float* a_xys,bool a_stop = false,bool a_triangle_revert = false){
1936
1937 if(a_mode==gl::points()) {
1938 return add_points_xy(a_floatn,a_xys,a_stop);
1939
1940 } else if(a_mode==gl::lines()) {
1941 return add_lines_xy(a_floatn,a_xys,a_stop);
1942
1943 } else if(a_mode==gl::line_loop()) {
1944 return add_line_loop_xy(a_floatn,a_xys,a_stop);
1945
1946 } else if(a_mode==gl::line_strip()) {
1947 return add_line_strip_xy(a_floatn,a_xys,a_stop);
1948
1949 } else if(a_mode==gl::triangles()) {
1950 return add_triangles_xy(a_floatn,a_xys,a_stop,a_triangle_revert);
1951
1952 } else if(a_mode==gl::triangle_strip()) {
1953 return add_triangle_strip_xy(a_floatn,a_xys,a_stop,a_triangle_revert);
1954
1955 } else if(a_mode==gl::triangle_fan()) {
1956 return add_triangle_fan_xy(a_floatn,a_xys,a_stop,a_triangle_revert);
1957
1958 } else {
1959 return false;
1960 }
1961 }
1962
1963 public:
1964 bool add_primitive(gl::mode_t a_mode,const std::vector<float>& a_xyzs,bool a_stop = false){
1965 const float* _xyzs = a_xyzs.data();
1966 return add_primitive(a_mode,a_xyzs.size(),_xyzs,a_stop);
1967 }
1968 bool add_primitive_xy(gl::mode_t a_mode,const std::vector<float>& a_xys,bool a_stop = false,bool a_triangle_revert = false){
1969 const float* _xys = a_xys.data();
1970 return add_primitive_xy(a_mode,a_xys.size(),_xys,a_stop,a_triangle_revert);
1971 }
1972 bool add_line_strip(const std::vector<float>& a_xyzs,bool a_stop = false){
1973 const float* _xyzs = a_xyzs.data();
1974 return add_line_strip(a_xyzs.size(),_xyzs,a_stop);
1975 }
1976 bool add_line_loop(const std::vector<float>& a_xyzs,bool a_stop = false){
1977 const float* _xyzs = a_xyzs.data();
1978 return add_line_loop(a_xyzs.size(),_xyzs,a_stop);
1979 }
1980 bool add_lines(const std::vector<float>& a_xyzs,bool a_stop = false){
1981 const float* _xyzs = a_xyzs.data();
1982 return add_lines(a_xyzs.size(),_xyzs,a_stop);
1983 }
1984 bool add_points(const std::vector<float>& a_xyzs,bool a_stop = false){
1985 const float* _xyzs = a_xyzs.data();
1986 return add_points(a_xyzs.size(),_xyzs,a_stop);
1987 }
1988
1989 bool add_triangle_strip(const std::vector<float>& a_xyzs,bool a_stop = false){
1990 const float* _xyzs = a_xyzs.data();
1991 return add_triangle_strip(a_xyzs.size(),_xyzs,a_stop);
1992 }
1993
1994 bool add_points_xy(const std::vector<float>& a_xys,bool a_stop = false){
1995 const float* _xys = a_xys.data();
1996 return add_points_xy(a_xys.size(),_xys,a_stop);
1997 }
1998 bool add_lines_xy(const std::vector<float>& a_xys,bool a_stop = false){
1999 const float* _xys = a_xys.data();
2000 return add_lines_xy(a_xys.size(),_xys,a_stop);
2001 }
2002 bool add_triangle_strip_xy(const std::vector<float>& a_xys,bool a_stop = false){
2003 const float* _xys = a_xys.data();
2004 return add_triangle_strip_xy(a_xys.size(),_xys,a_stop);
2005 }
2006
2007
2008 public:
2009 bool add_triangle_fan_texture_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,unsigned int,const float*){
2010 return add_triangle_fan_normal(a_floatn,a_xyzs,a_nms,false);
2011 }
2012 bool add_triangle_strip_texture_normal(size_t a_floatn,const float* a_xyzs,const float* a_nms,unsigned int,const float*){
2013 return add_triangle_strip_normal(a_floatn,a_xyzs,a_nms,false);
2014 }
2015
2016 bool add_triangle_strip_as_triangles(size_t a_floatn,const float* a_xyzs,const float* a_nms) { //used in sg::sphere, icosahedron_sphere.
2017 return add_triangle_strip_normal(a_floatn,a_xyzs,a_nms,false); //already do a per triangle treatement.
2018 }
2019 public:
2020 void add_texture(std::ostream& a_out,size_t a_xyzn,const float* a_xyzs,const img_byte& a_img,const float* a_tcs) {
2021 if(a_img.is_empty()) return;
2022
2023 unsigned int imw = a_img.width();
2024 unsigned int imh = a_img.height();
2025 unsigned int imn = a_img.bytes_per_pixel();
2026 if((imn!=3)&&(imn!=4)) {
2027 a_out << "tools::sg::primitive_visitor::add_texture :"
2028 << " not a 3 or 4 bytes per pixel image."
2029 << std::endl;
2030 return;
2031 }
2032
2033 if(a_xyzn!=12) {
2034 a_out << "tools::sg::primitive_visitor::add_texture :"
2035 << " primitive has not four points."
2036 << std::endl;
2037 return;
2038 }
2039
2040 vec3f p1(a_xyzs[0],a_xyzs[ 1],a_xyzs[ 2]);
2041 vec3f p2(a_xyzs[3],a_xyzs[ 4],a_xyzs[ 5]);
2042 vec3f p4(a_xyzs[9],a_xyzs[10],a_xyzs[11]);
2043
2044 vec3f dx = p2-p1;
2045 vec3f dy = p4-p1;
2046
2047 vec2f t1(a_tcs[0],a_tcs[1]);
2048 vec2f t2(a_tcs[2],a_tcs[3]);
2049 vec2f t3(a_tcs[4],a_tcs[5]);
2050 vec2f t4(a_tcs[6],a_tcs[7]);
2051 vec2f tdx = t2-t1;
2052 vec2f tdy = t4-t1;
2053 if(!tdx.length()) {
2054 a_out << "tools::sg::primitive_visitor::add_texture :"
2055 << " tdx is null."
2056 << std::endl;
2057 return;
2058 }
2059 if(!tdy.length()) {
2060 a_out << "tools::sg::primitive_visitor::add_texture :"
2061 << " tdy is null."
2062 << std::endl;
2063 return;
2064 }
2065 std::vector<vec2f> poly;
2066 poly.push_back(t1);
2067 poly.push_back(t2);
2068 poly.push_back(t3);
2069 poly.push_back(t4);
2070 poly.push_back(t1);
2071
2072 {float r,g,b,a,tx,ty;
2073 vec3f p;
2074 vec2f t;
2075 unsigned char* pos = (unsigned char*)a_img.buffer();
2076 for(unsigned int row=0;row<imh;row++) {
2077 for(unsigned int col=0;col<imw;col++) {
2078 r = (*pos)/255.0f;pos++;
2079 g = (*pos)/255.0f;pos++;
2080 b = (*pos)/255.0f;pos++;
2081 a = 1;
2082 if(imn==4) {
2083 a = (*pos)/255.0f;pos++;
2084 }
2085
2086 tx = float(col)/float(imw-1); //[0,1]
2087 ty = float(row)/float(imh-1); //[0,1]
2088
2089 t.set_value(tx,ty);
2090
2091 if(!is_inside(t,poly)) continue;
2092
2093 t = t - t1;
2094
2095 p = p1+dx*t.x()/tdx.length()+dy*t.y()/tdy.length();
2096
2097 add_one_point(p.x(),p.y(),p.z(),r,g,b,a);
2098 }
2099 }}
2100
2101 }
2102 protected:
2103 gl::mode_t m_mode;
2104 };
2105
2106 }}
2107
2108 #endif
