goat3d: 4b653386a154 exporters/maxgoat/src/maxgoat.cc

goat3d

view exporters/maxgoat/src/maxgoat.cc @ 77:4b653386a154

fixed newline

author	John Tsiombikas <nuclear@member.fsf.org>
date	Thu, 08 May 2014 13:55:13 +0300
parents	36e39632db75
children	8b156bc5205b

line source

1 #include <stdio.h>

2 #include <string.h>

3 #include <stdlib.h>

4 #include <ctype.h>

5 #include <errno.h>

6 #include <map>

7 #include <vector>

8 #include <windows.h>

9 #include <shlobj.h>

10 #include "max.h"

11 #include "impexp.h" // SceneExport

12 #include "iparamb2.h" // ClassDesc2

13 #include "plugapi.h"

14 #include "IGame.h"

15 #include "IGameExport.h"

16 #include "IGameControl.h"

17 #include "IConversionmanager.h"

18 #include "goat3d.h"

19 #include "config.h"

20 #include "logger.h"

21 #include "resource.h"

24 #pragma comment (lib, "core.lib")

25 #pragma comment (lib, "geom.lib")

26 #pragma comment (lib, "gfx.lib")

27 #pragma comment (lib, "mesh.lib")

28 #pragma comment (lib, "maxutil.lib")

29 #pragma comment (lib, "maxscrpt.lib")

30 #pragma comment (lib, "paramblk2.lib")

31 #pragma comment (lib, "msxml2.lib")

32 #pragma comment (lib, "igame.lib")

33 #pragma comment (lib, "comctl32.lib")

36 #define COPYRIGHT \

38 #define VERSION(major, minor) \

39 ((major) * 100 + ((minor) < 10 ? (minor) * 10 : (minor)))

41 static INT_PTR CALLBACK scene_gui_handler(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam);

42 static INT_PTR CALLBACK anim_gui_handler(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam);

43 static void get_position_keys(IGameControl *ctrl, goat3d_node *node);

44 static void get_xyz_position_keys(IGameControl *ctrl, goat3d_node *node);

45 static void get_rotation_keys(IGameControl *ctrl, goat3d_node *node);

46 static void get_euler_keys(IGameControl *ctrl, goat3d_node *node);

47 static void get_scaling_keys(IGameControl *ctrl, goat3d_node *node);

48 static const char *max_string(const MCHAR *wstr);

50 HINSTANCE hinst;

52 class GoatExporter : public SceneExport {

53 private:

54 std::map<IGameMaterial*, goat3d_material*> mtlmap;

55 std::map<IGameNode*, goat3d_node*> nodemap;

57 public:

58 IGameScene *igame;

60 int DoExport(const MCHAR *name, ExpInterface *eiface, Interface *iface, BOOL silent = FALSE, DWORD opt = 0);

62 void process_materials(goat3d *goat);

64 void process_node(goat3d *goat, goat3d_node *parent, IGameNode *maxnode);

66 void process_mesh(goat3d *goat, goat3d_mesh *mesh, IGameObject *maxobj);

67 void process_light(goat3d *goat, goat3d_light *light, IGameObject *maxobj);

68 void process_camera(goat3d *goat, goat3d_camera *cam, IGameObject *maxobj);

71 int ExtCount() { return 1; }

72 const TCHAR *Ext(int n) { return L"goatsce"; }

73 const TCHAR *LongDesc() { return L"Goat3D scene file"; }

74 const TCHAR *ShortDesc() { return L"Goat3D"; }

75 const TCHAR *AuthorName() { return L"John Tsiombikas"; }

76 const TCHAR *CopyrightMessage() { return COPYRIGHT; }

77 const TCHAR *OtherMessage1() { return L"other1"; }

78 const TCHAR *OtherMessage2() { return L"other2"; }

79 unsigned int Version() { return VERSION(VER_MAJOR, VER_MINOR); }

80 void ShowAbout(HWND win) { MessageBoxA(win, "Goat3D exporter plugin", "About this plugin", 0); }

81 };

83 class GoatAnimExporter : public GoatExporter {

84 private:

85 public:

86 int DoExport(const MCHAR *name, ExpInterface *eiface, Interface *iface, BOOL silent = FALSE, DWORD opt = 0);

88 const TCHAR *Ext(int n) { return L"goatanm"; }

89 const TCHAR *LongDesc() { return L"Goat3D animation file"; }

90 };

93 // ---- GoatExporter implementation ----

95 int GoatExporter::DoExport(const MCHAR *name, ExpInterface *eiface, Interface *iface,

96 BOOL non_interactive, DWORD opt)

97 {

98 if(!DialogBox(hinst, MAKEINTRESOURCE(IDD_GOAT_SCE), 0, scene_gui_handler)) {

99 return IMPEXP_CANCEL;

100 }

101

102 mtlmap.clear();

103 nodemap.clear();

104

105 char fname[512];

106 wcstombs(fname, name, sizeof fname - 1);

107 for(int i=0; fname[i]; i++) {

108 fname[i] = tolower(fname[i]);

109 }

110 char *basename = (char*)alloca(strlen(fname) + 1);

111 strcpy(basename, fname);

112 char *suffix = strrchr(basename, '.');

113 if(suffix) *suffix = 0;

114

115 maxlog("Exporting Goat3D Scene (text) file: %s\n", fname);

116 if(!(igame = GetIGameInterface())) {

117 maxlog("failed to get the igame interface\n");

118 return IMPEXP_FAIL;

119 }

120 IGameConversionManager *cm = GetConversionManager();

121 cm->SetCoordSystem(IGameConversionManager::IGAME_OGL);

122 igame->InitialiseIGame();

123

124 goat3d *goat = goat3d_create();

125 goat3d_set_name(goat, basename);

126

127 process_materials(goat);

128

129 // process all nodes

130 for(int i=0; i<igame->GetTopLevelNodeCount(); i++) {

131 IGameNode *node = igame->GetTopLevelNode(i);

132 process_node(goat, 0, node);

133 }

134

135 if(goat3d_save(goat, fname) == -1) {

136 goat3d_free(goat);

137 return IMPEXP_FAIL;

138 }

139

140 goat3d_free(goat);

141 return IMPEXP_SUCCESS;

142 }

143

144 void GoatExporter::process_materials(goat3d *goat)

145 {

146 IGameProperty *prop;

147

148 int num_mtl = igame->GetRootMaterialCount();

149 for(int i=0; i<num_mtl; i++) {

150 IGameMaterial *maxmtl = igame->GetRootMaterial(i);

151 if(maxmtl) {

152 goat3d_material *mtl = goat3d_create_mtl();

153

154 const char *name = max_string(maxmtl->GetMaterialName());

155 if(name) {

156 goat3d_set_mtl_name(mtl, name);

157 }

158

159 // diffuse

160 if((prop = maxmtl->GetDiffuseData())) {

161 Point3 diffuse(1, 1, 1);

162 prop->GetPropertyValue(diffuse);

163 goat3d_set_mtl_attrib3f(mtl, GOAT3D_MAT_ATTR_DIFFUSE, diffuse[0],

164 diffuse[1], diffuse[2]);

165 }

166 // specular

167 if((prop = maxmtl->GetSpecularData())) {

168 Point3 specular(0, 0, 0);

169 prop->GetPropertyValue(specular);

170

171 float sstr = 1.0;

172 if((prop = maxmtl->GetSpecularLevelData())) {

173 prop->GetPropertyValue(sstr);

174 }

175 goat3d_set_mtl_attrib3f(mtl, GOAT3D_MAT_ATTR_SPECULAR, specular[0] * sstr,

176 specular[1] * sstr, specular[2] * sstr);

177 }

178 // shininess

179 if((prop = maxmtl->GetGlossinessData())) {

180 float shin;

181 prop->GetPropertyValue(shin);

182 goat3d_set_mtl_attrib1f(mtl, GOAT3D_MAT_ATTR_SHININESS, shin * 100.0);

183 }

184

185 // textures

186 for(int j=0; j<maxmtl->GetNumberOfTextureMaps(); j++) {

187 IGameTextureMap *tex = maxmtl->GetIGameTextureMap(j);

188

189 const char *fname = max_string(tex->GetBitmapFileName());

190 if(!fname) {

191 continue;

192 }

193

194 int slot = tex->GetStdMapSlot();

195 switch(slot) {

196 case ID_DI: // diffuse

197 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_DIFFUSE, fname);

198 break;

199

200 case ID_SP:

201 case ID_SS:

202 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_SPECULAR, fname);

203 break;

204

205 case ID_SH:

206 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_SHININESS, fname);

207 break;

208

209 case ID_BU:

210 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_NORMAL, fname);

211 break;

212

213 case ID_RL:

214 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_REFLECTION, fname);

215 break;

216

217 case ID_RR:

218 goat3d_set_mtl_attrib_map(mtl, GOAT3D_MAT_ATTR_TRANSMISSION, fname);

219 break;

220

221 default:

222 break;

223 }

224 }

225

226 goat3d_add_mtl(goat, mtl);

227 mtlmap[maxmtl] = mtl;

228 }

229 }

230 }

231

232 void GoatExporter::process_node(goat3d *goat, goat3d_node *parent, IGameNode *maxnode)

233 {

234 goat3d_node *node = goat3d_create_node();

235 goat3d_add_node(goat, node);

236

237 if(parent) {

238 goat3d_add_node_child(parent, node);

239 }

240

241 const char *name = max_string(maxnode->GetName());

242 if(name) {

243 goat3d_set_node_name(node, name);

244 }

245

246 IGameObject *maxobj = maxnode->GetIGameObject();

247 IGameObject::ObjectTypes type = maxobj->GetIGameType();

248

249 switch(type) {

250 case IGameObject::IGAME_MESH:

251 {

252 goat3d_mesh *mesh = goat3d_create_mesh();

253 if(name) goat3d_set_mesh_name(mesh, name);

254 goat3d_set_node_object(node, GOAT3D_NODE_MESH, mesh);

255

256 // get the node material and assign it to the mesh

257 IGameMaterial *maxmtl = maxnode->GetNodeMaterial();

258 goat3d_material *mtl = mtlmap[maxmtl];

259 if(mtl) {

260 goat3d_set_mesh_mtl(mesh, mtl);

261 }

262

263 process_mesh(goat, mesh, maxobj);

264 goat3d_add_mesh(goat, mesh);

265 }

266 break;

267

268 case IGameObject::IGAME_LIGHT:

269 {

270 goat3d_light *light = goat3d_create_light();

271 //if(name) goat3d_set_light_name(light, name);

272 goat3d_set_node_object(node, GOAT3D_NODE_LIGHT, light);

273

274 process_light(goat, light, maxobj);

275 goat3d_add_light(goat, light);

276 }

277 break;

278

279 case IGameObject::IGAME_CAMERA:

280 {

281 goat3d_camera *cam = goat3d_create_camera();

282 //if(name) goat3d_set_camera_name(camera, name);

283 goat3d_set_node_object(node, GOAT3D_NODE_CAMERA, cam);

284

285 process_camera(goat, cam, maxobj);

286 goat3d_add_camera(goat, cam);

287 }

288 break;

289

290 default:

291 // otherwise don't assign an object, essentially treating it as a null node

292 break;

293 }

294

295 // grab the animation data

296 if(!dynamic_cast<GoatAnimExporter*>(this)) {

297 // no animation, just get the static PRS

298 GMatrix maxmatrix = maxnode->GetObjectTM();

299 Point3 trans = maxmatrix.Translation();

300 Quat rot = maxmatrix.Rotation();

301 Point3 scale = maxmatrix.Scaling();

302

303 goat3d_set_node_position(node, trans.x, trans.y, trans.z, 0);

304 goat3d_set_node_rotation(node, rot.x, rot.y, rot.z, rot.w, 0);

305 goat3d_set_node_scaling(node, scale.x, scale.y, scale.z, 0);

306

307 } else {

308 // exporting animations (if available)

309 // TODO sample keys if requested

310 IGameControl *ctrl = maxnode->GetIGameControl();

311 if(ctrl) {

312 if(ctrl->IsAnimated(IGAME_POS) || ctrl->IsAnimated(IGAME_POS_X) ||

313 ctrl->IsAnimated(IGAME_POS_Y) || ctrl->IsAnimated(IGAME_POS_Z)) {

314 get_position_keys(ctrl, node);

315 }

316 if(ctrl->IsAnimated(IGAME_ROT) || ctrl->IsAnimated(IGAME_EULER_X) ||

317 ctrl->IsAnimated(IGAME_EULER_Y) || ctrl->IsAnimated(IGAME_EULER_Z)) {

318 get_rotation_keys(ctrl, node);

319 }

320 if(ctrl->IsAnimated(IGAME_SCALE)) {

321 get_scaling_keys(ctrl, node);

322 }

323 } else {

324 maxlog("%s: failed to get IGameControl for node: %s\n", __FUNCTION__, name);

325 }

326 }

327

328 for(int i=0; i<maxnode->GetChildCount(); i++) {

329 process_node(goat, node, maxnode->GetNodeChild(i));

330 }

331 }

332

333 #define KEY_TIME(key) ((long)(TicksToSec(key.t) * 1000.0))

334

335 static void get_position_keys(IGameControl *ctrl, goat3d_node *node)

336 {

337 const char *nodename = goat3d_get_node_name(node);

338 IGameKeyTab keys;

339

340 if(ctrl->GetLinearKeys(keys, IGAME_POS)) {

341 maxlog("node %s: getting %d linear position keys\n", nodename, keys.Count());

342 for(int i=0; i<keys.Count(); i++) {

343 Point3 p = keys[i].linearKey.pval;

344 goat3d_set_node_position(node, p.x, p.y, p.z, KEY_TIME(keys[i]));

345 }

346 } else if(ctrl->GetBezierKeys(keys, IGAME_POS)) {

347 maxlog("node %s: getting %d bezier position keys\n", nodename, keys.Count());

348 for(int i=0; i<keys.Count(); i++) {

349 Point3 p = keys[i].bezierKey.pval;

350 goat3d_set_node_position(node, p.x, p.y, p.z, KEY_TIME(keys[i]));

351 }

352 } else if(ctrl->GetTCBKeys(keys, IGAME_POS)) {

353 maxlog("node %s: getting %d tcb position keys\n", nodename, keys.Count());

354 for(int i=0; i<keys.Count(); i++) {

355 Point3 p = keys[i].tcbKey.pval;

356 goat3d_set_node_position(node, p.x, p.y, p.z, KEY_TIME(keys[i]));

357 }

358 } else {

359 get_xyz_position_keys(ctrl, node);

360 }

361 }

362

363 static void get_xyz_position_keys(IGameControl *ctrl, goat3d_node *node)

364 {

365 const char *nodename = goat3d_get_node_name(node);

366 IGameKeyTab keys;

367 IGameControlType postype[] = {IGAME_POS_X, IGAME_POS_Y, IGAME_POS_Z};

368 std::map<long, Point3> pos;

369

370 for(int i=0; i<3; i++) {

371 if(ctrl->GetLinearKeys(keys, postype[i])) {

372 maxlog("node %s: getting %d linear position %c keys\n", nodename, keys.Count(), "xyz"[i]);

373 for(int j=0; j<keys.Count(); j++) {

374 long tm = KEY_TIME(keys[j]);

375 Point3 v = pos[tm];

376 v[i] = keys[j].linearKey.fval;

377 pos[tm] = v;

378 }

379 } else if(ctrl->GetBezierKeys(keys, postype[i])) {

380 maxlog("node %s: getting %d bezier position %c keys\n", nodename, keys.Count(), "xyz"[i]);

381 for(int j=0; j<keys.Count(); j++) {

382 long tm = KEY_TIME(keys[j]);

383 Point3 v = pos[tm];

384 v[i] = keys[j].bezierKey.fval;

385 pos[tm] = v;

386 }

387 } else if(ctrl->GetTCBKeys(keys, postype[i])) {

388 maxlog("node %s: getting %d tcb position %c keys\n", nodename, keys.Count(), "xyz"[i]);

389 for(int j=0; j<keys.Count(); j++) {

390 long tm = KEY_TIME(keys[j]);

391 Point3 v = pos[tm];

392 v[i] = keys[j].tcbKey.fval;

393 pos[tm] = v;

394 }

395 }

396 }

397

398 std::map<long, Point3>::iterator it = pos.begin();

399 while(it != pos.end()) {

400 Point3 p = it->second;

401 goat3d_set_node_position(node, p.x, p.y, p.z, it->first);

402 ++it;

403 }

404 }

405

406 static void get_rotation_keys(IGameControl *ctrl, goat3d_node *node)

407 {

408 const char *nodename = goat3d_get_node_name(node);

409 IGameKeyTab rkeys;

410

411 if(ctrl->GetLinearKeys(rkeys, IGAME_ROT)) {

412 maxlog("node %s: getting %d linear rotation keys\n", nodename, rkeys.Count());

413 for(int i=0; i<rkeys.Count(); i++) {

414 Quat q = rkeys[i].linearKey.qval;

415 goat3d_set_node_rotation(node, q.x, q.y, q.z, q.w, KEY_TIME(rkeys[i]));

416 }

417 } else if(ctrl->GetBezierKeys(rkeys, IGAME_ROT)) {

418 maxlog("node %s: getting %d bezier rotation keys\n", nodename, rkeys.Count());

419 for(int i=0; i<rkeys.Count(); i++) {

420 Quat q = rkeys[i].bezierKey.qval;

421 goat3d_set_node_rotation(node, q.x, q.y, q.z, q.w, KEY_TIME(rkeys[i]));

422 }

423 } else if(ctrl->GetTCBKeys(rkeys, IGAME_ROT)) {

424 maxlog("node %s: getting %d TCB rotation keys\n", nodename, rkeys.Count());

425 for(int i=0; i<rkeys.Count(); i++) {

426 Quat q(rkeys[i].tcbKey.aval);

427 goat3d_set_node_rotation(node, q.x, q.y, q.z, q.w, KEY_TIME(rkeys[i]));

428 }

429 } else {

430 get_euler_keys(ctrl, node);

431 }

432 }

433

434 static void get_euler_keys(IGameControl *ctrl, goat3d_node *node)

435 {

436 const char *nodename = goat3d_get_node_name(node);

437 IGameKeyTab keys;

438 IGameControlType eulertype[] = {IGAME_EULER_X, IGAME_EULER_Y, IGAME_EULER_Z};

439 std::map<long, Point3> euler;

440

441 for(int i=0; i<3; i++) {

442 if(ctrl->GetLinearKeys(keys, eulertype[i])) {

443 maxlog("node %s: getting %d linear euler %c keys\n", nodename, keys.Count(), "xyz"[i]);

444 for(int j=0; j<keys.Count(); j++) {

445 long tm = KEY_TIME(keys[j]);

446 Point3 v = euler[tm];

447 v[i] = keys[j].linearKey.fval;

448 euler[tm] = v;

449 }

450 } else if(ctrl->GetBezierKeys(keys, eulertype[i])) {

451 maxlog("node %s: getting %d bezier euler %c keys\n", nodename, keys.Count(), "xyz"[i]);

452 for(int j=0; j<keys.Count(); j++) {

453 long tm = KEY_TIME(keys[j]);

454 Point3 v = euler[tm];

455 v[i] = keys[j].bezierKey.fval;

456 euler[tm] = v;

457 }

458 } else if(ctrl->GetTCBKeys(keys, eulertype[i])) {

459 maxlog("node %s: getting %d tcb euler %c keys\n", nodename, keys.Count(), "xyz"[i]);

460 for(int j=0; j<keys.Count(); j++) {

461 long tm = KEY_TIME(keys[j]);

462 Point3 v = euler[tm];

463 v[i] = keys[j].tcbKey.fval;

464 euler[tm] = v;

465 }

466 }

467 }

468

469 int order = ctrl->GetEulerOrder();

470 std::map<long, Point3>::iterator it = euler.begin();

471 while(it != euler.end()) {

472 Quat q;

473 EulerToQuat(it->second, q, order);

474 goat3d_set_node_rotation(node, q.x, q.y, q.z, q.w, it->first);

475 ++it;

476 }

477 }

478

479 static void get_scaling_keys(IGameControl *ctrl, goat3d_node *node)

480 {

481 const char *nodename = goat3d_get_node_name(node);

482 IGameKeyTab keys;

483

484 // XXX the way I'm using the ScaleValue is wrong, but fuck it...

485

486 if(ctrl->GetLinearKeys(keys, IGAME_SCALE)) {

487 maxlog("node %s: getting %d linear scaling keys\n", nodename, keys.Count());

488 for(int i=0; i<keys.Count(); i++) {

489 ScaleValue s = keys[i].linearKey.sval;

490 goat3d_set_node_scaling(node, s.s.x, s.s.y, s.s.z, KEY_TIME(keys[i]));

491 }

492 } else if(ctrl->GetBezierKeys(keys, IGAME_SCALE)) {

493 maxlog("node %s: getting %d bezier scaling keys\n", nodename, keys.Count());

494 for(int i=0; i<keys.Count(); i++) {

495 ScaleValue s = keys[i].bezierKey.sval;

496 goat3d_set_node_scaling(node, s.s.x, s.s.y, s.s.z, KEY_TIME(keys[i]));

497 }

498 } else if(ctrl->GetTCBKeys(keys, IGAME_SCALE)) {

499 maxlog("node %s: getting %d tcb scaling keys\n", nodename, keys.Count());

500 for(int i=0; i<keys.Count(); i++) {

501 ScaleValue s = keys[i].tcbKey.sval;

502 goat3d_set_node_scaling(node, s.s.x, s.s.y, s.s.z, KEY_TIME(keys[i]));

503 }

504 }

505 }

506

507 static bool get_anim_bounds(IGameNode *node, long *tstart, long *tend);

508 static bool get_node_anim_bounds(IGameNode *node, long *tstart, long *tend);

509

510 static bool get_anim_bounds(IGameScene *igame, long *tstart, long *tend)

511 {

512 long tmin = LONG_MAX;

513 long tmax = LONG_MIN;

514

515 int num_nodes = igame->GetTopLevelNodeCount();

516 for(int i=0; i<num_nodes; i++) {

517 long t0, t1;

518 if(get_anim_bounds(igame->GetTopLevelNode(i), &t0, &t1)) {

519 if(t0 < tmin) tmin = t0;

520 if(t1 > tmax) tmax = t1;

521 }

522 }

523

524 if(tmin != LONG_MAX) {

525 *tstart = tmin;

526 *tend = tmax;

527 return true;

528 }

529 return false;

530 }

531

532 static bool get_anim_bounds(IGameNode *node, long *tstart, long *tend)

533 {

534 long tmin = LONG_MAX;

535 long tmax = LONG_MIN;

536

537 get_node_anim_bounds(node, &tmin, &tmax);

538

539 int num_children = node->GetChildCount();

540 for(int i=0; i<num_children; i++) {

541 long t0, t1;

542 if(get_anim_bounds(node->GetNodeChild(i), &t0, &t1)) {

543 if(t0 < tmin) tmin = t0;

544 if(t1 > tmax) tmax = t1;

545 }

546 }

547

548 if(tmin != LONG_MAX) {

549 *tstart = tmin;

550 *tend = tmax;

551 return true;

552 }

553 return false;

554 }

555

556 static bool get_node_anim_bounds(IGameNode *node, long *tstart, long *tend)

557 {

558 static const IGameControlType ctypes[] = {

559 IGAME_POS, IGAME_POS_X, IGAME_POS_Y, IGAME_POS_Z,

560 IGAME_ROT, IGAME_EULER_X, IGAME_EULER_Y, IGAME_EULER_Z,

561 IGAME_SCALE

562 };

563

564 // NOTE: apparently if I don't call GetIGameObject, then GetIGameControl always returns null...

565 node->GetIGameObject();

566 IGameControl *ctrl = node->GetIGameControl();

567 if(!ctrl) {

568 maxlog("%s: failed to get IGameControl for node: %s\n", __FUNCTION__, max_string(node->GetName()));

569 return false;

570 }

571

572 IGameKeyTab keys;

573 long t0, t1;

574 long tmin = LONG_MAX;

575 long tmax = LONG_MIN;

576

577 for(int i=0; i<sizeof ctypes / sizeof *ctypes; i++) {

578 if(ctrl->GetBezierKeys(keys, ctypes[i]) && keys.Count()) {

579 t0 = KEY_TIME(keys[0]);

580 t1 = KEY_TIME(keys[keys.Count() - 1]);

581 if(t0 < tmin) tmin = t0;

582 if(t1 > tmax) tmax = t1;

583 }

584 if(ctrl->GetLinearKeys(keys, ctypes[i]) && keys.Count()) {

585 t0 = KEY_TIME(keys[0]);

586 t1 = KEY_TIME(keys[keys.Count() - 1]);

587 if(t0 < tmin) tmin = t0;

588 if(t1 > tmax) tmax = t1;

589 }

590 if(ctrl->GetTCBKeys(keys, ctypes[i]) && keys.Count()) {

591 t0 = KEY_TIME(keys[0]);

592 t1 = KEY_TIME(keys[keys.Count() - 1]);

593 if(t0 < tmin) tmin = t0;

594 if(t1 > tmax) tmax = t1;

595 }

596 }

597

598 if(tmin != LONG_MAX) {

599 *tstart = tmin;

600 *tend = tmax;

601 return true;

602 }

603 return false;

604 }

605

606 void GoatExporter::process_mesh(goat3d *goat, goat3d_mesh *mesh, IGameObject *maxobj)

607 {

608 IGameMesh *maxmesh = (IGameMesh*)maxobj;

609

610 maxmesh->SetCreateOptimizedNormalList(); // not needed any more according to docs

611 maxobj->InitializeData();

612

613 int num_verts = maxmesh->GetNumberOfVerts();

614 int num_faces = maxmesh->GetNumberOfFaces();

615 //assert(maxmesh->GetNumberOfTexVerts() == num_verts);

616

617 float *vertices = new float[num_verts * 3];

618 float *normals = new float[num_verts * 3];

619 //float *texcoords = new float[num_verts * 2];

620 int *indices = new int[num_faces * 3];

621

622 for(int i=0; i<num_verts; i++) {

623 Point3 v = maxmesh->GetVertex(i, true);

624 vertices[i * 3] = v.x;

625 vertices[i * 3 + 1] = v.y;

626 vertices[i * 3 + 2] = v.z;

627 }

628

629 for(int i=0; i<maxmesh->GetNumberOfNormals(); i++) {

630 Point3 norm = maxmesh->GetNormal(i);

631

632 int vidx = maxmesh->GetNormalVertexIndex(i);

633 normals[vidx * 3] = norm.x;

634 normals[vidx * 3 + 1] = norm.y;

635 normals[vidx * 3 + 2] = norm.z;

636 }

637

638 /*for(int i=0; i<maxmesh->GetNumberOfTexVerts(); i++) {

639 Point3 tex = maxmesh->GetTexVertex(i);

640

641 texcoords[i * 2] = tex.x;

642 texcoords[i * 2 + 1] = tex.y;

643 }*/

644

645 // get the faces

646 for(int i=0; i<num_faces; i++) {

647 FaceEx *face = maxmesh->GetFace(i);

648 indices[i * 3] = face->vert[0];

649 indices[i * 3 + 1] = face->vert[1];

650 indices[i * 3 + 2] = face->vert[2];

651 // TODO at some point I'll have to split based on normal/texcoord indices

652 }

653

654 goat3d_set_mesh_attribs(mesh, GOAT3D_MESH_ATTR_VERTEX, vertices, num_verts);

655 goat3d_set_mesh_attribs(mesh, GOAT3D_MESH_ATTR_NORMAL, normals, num_verts);

656 //goat3d_set_mesh_attribs(mesh, GOAT3D_MESH_ATTR_TEXCOORD, texcoords, num_verts);

657 goat3d_set_mesh_faces(mesh, indices, num_faces);

658

659 delete [] vertices;

660 delete [] normals;

661 //delete [] texcoords;

662 delete [] indices;

663 }

664

665 void GoatExporter::process_light(goat3d *goat, goat3d_light *light, IGameObject *maxobj)

666 {

667 // TODO

668 }

669

670 void GoatExporter::process_camera(goat3d *goat, goat3d_camera *cam, IGameObject *maxobj)

671 {

672 // TODO

673 }

674

675 static INT_PTR CALLBACK scene_gui_handler(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam)

676 {

677 switch(msg) {

678 case WM_INITDIALOG:

679 CheckDlgButton(win, IDC_GOAT_NODES, 1);

680 CheckDlgButton(win, IDC_GOAT_MESHES, 1);

681 CheckDlgButton(win, IDC_GOAT_LIGHTS, 1);

682 CheckDlgButton(win, IDC_GOAT_CAMERAS, 1);

683 break;

684

685 case WM_COMMAND:

686 switch(LOWORD(wparam)) {

687 case IDOK:

688 EndDialog(win, 1);

689 break;

690

691 case IDCANCEL:

692 EndDialog(win, 0);

693 break;

694

695 default:

696 return 0;

697 }

698 break;

699

700 default:

701 return 0;

702 }

703

704 return 1;

705 }

706

707

708

709 // ---- GoatAnimExporter implementation ----

710 static long tstart, tend;

711

712 int GoatAnimExporter::DoExport(const MCHAR *name, ExpInterface *eiface, Interface *iface, BOOL silent, DWORD opt)

713 {

714 if(!(igame = GetIGameInterface())) {

715 maxlog("failed to get the igame interface\n");

716 return IMPEXP_FAIL;

717 }

718 IGameConversionManager *cm = GetConversionManager();

719 cm->SetCoordSystem(IGameConversionManager::IGAME_OGL);

720 igame->InitialiseIGame();

721 igame->SetStaticFrame(0);

722

723 tstart = tend = 0;

724 get_anim_bounds(igame, &tstart, &tend);

725

726 if(!DialogBox(hinst, MAKEINTRESOURCE(IDD_GOAT_ANM), 0, anim_gui_handler)) {

727 igame->ReleaseIGame();

728 return IMPEXP_CANCEL;

729 }

730

731 char fname[512];

732 wcstombs(fname, name, sizeof fname - 1);

733 for(int i=0; fname[i]; i++) {

734 fname[i] = tolower(fname[i]);

735 }

736

737 maxlog("Exporting Goat3D Animation (text) file: %s\n", fname);

738

739 goat3d *goat = goat3d_create();

740

741 // process all nodes

742 for(int i=0; i<igame->GetTopLevelNodeCount(); i++) {

743 IGameNode *node = igame->GetTopLevelNode(i);

744 process_node(goat, 0, node);

745 }

746

747 if(goat3d_save_anim(goat, fname) == -1) {

748 goat3d_free(goat);

749 igame->ReleaseIGame();

750 return IMPEXP_FAIL;

751 }

752

753 goat3d_free(goat);

754 igame->ReleaseIGame();

755 return IMPEXP_SUCCESS;

756 }

757

758 static INT_PTR CALLBACK anim_gui_handler(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam)

759 {

760 switch(msg) {

761 case WM_INITDIALOG:

762 {

763 wchar_t buf[128];

764 CheckDlgButton(win, IDC_GOAT_ANM_FULL, BST_CHECKED);

765 CheckDlgButton(win, IDC_RAD_KEYS_ORIG, BST_CHECKED);

766 wsprintf(buf, L"%ld", tstart);

767 SetDlgItemText(win, IDC_EDIT_TSTART, buf);

768 wsprintf(buf, L"%ld", tend);

769 SetDlgItemText(win, IDC_EDIT_TEND, buf);

770 }

771 break;

772

773 case WM_COMMAND:

774 switch(LOWORD(wparam)) {

775 case IDOK:

776 EndDialog(win, 1);

777 break;

778

779 case IDCANCEL:

780 EndDialog(win, 0);

781 break;

782

783 default:

784 return 0;

785 }

786 break;

787

788 default:

789 return 0;

790 }

791

792 return 1;

793 }

794

795 // ------------------------------------------

796

797 class GoatClassDesc : public ClassDesc2 {

798 public:

799 int IsPublic() { return TRUE; }

800 void *Create(BOOL loading = FALSE) { return new GoatExporter; }

801 const TCHAR *ClassName() { return L"GoatExporter"; }

802 SClass_ID SuperClassID() { return SCENE_EXPORT_CLASS_ID; }

803 Class_ID ClassID() { return Class_ID(0x77050f0d, 0x7d4c5ab5); }

804 const TCHAR *Category() { return L"Mutant Stargoat"; }

805

806 const TCHAR *InternalName() { return L"GoatExporter"; }

807 HINSTANCE HInstance() { return hinst; }

808 };

809

810 class GoatAnimClassDesc : public ClassDesc2 {

811 public:

812 int IsPublic() { return TRUE; }

813 void *Create(BOOL loading = FALSE) { return new GoatAnimExporter; }

814 const TCHAR *ClassName() { return L"GoatAnimExporter"; }

815 SClass_ID SuperClassID() { return SCENE_EXPORT_CLASS_ID; }

816 Class_ID ClassID() { return Class_ID(0x51b94924, 0x2e0332f3); }

817 const TCHAR *Category() { return L"Mutant Stargoat"; }

818

819 const TCHAR *InternalName() { return L"GoatAnimExporter"; }

820 HINSTANCE HInstance() { return hinst; }

821 };

822

823 // TODO: make 2 class descriptors, one for goat3d, one for goat3danim

824 static GoatClassDesc class_desc;

825 static GoatAnimClassDesc anim_class_desc;

826

827 BOOL WINAPI DllMain(HINSTANCE inst_handle, ULONG reason, void *reserved)

828 {

829 if(reason == DLL_PROCESS_ATTACH) {

830 hinst = inst_handle;

831 DisableThreadLibraryCalls(hinst);

832 }

833 return TRUE;

834 }

835

836 extern "C" {

837

838 __declspec(dllexport) const TCHAR *LibDescription()

839 {

840 return L"test exporter";

841 }

842

843 __declspec(dllexport) int LibNumberClasses()

844 {

845 return 1;

846 }

847

848 __declspec(dllexport) ClassDesc *LibClassDesc(int i)

849 {

850 switch(i) {

851 case 0:

852 return &class_desc;

853 case 1:

854 return &anim_class_desc;

855 default:

856 break;

857 }

858 return 0;

859 }

860

861 __declspec(dllexport) ULONG LibVersion()

862 {

863 return Get3DSMAXVersion();

864 }

865

866 __declspec(dllexport) int LibInitialize()

867 {

868 static char path[1024];

869

870 SHGetFolderPathA(0, CSIDL_PERSONAL, 0, 0, path);

871 strcat(path, "/testexp.log");

872

873 maxlog_open(path);

874 return TRUE;

875 }

876

877 __declspec(dllexport) int LibShutdown()

878 {

879 maxlog_close();

880 return TRUE;

881 }

882

883 } // extern "C"

884

885

886 static const char *max_string(const MCHAR *wstr)

887 {

888 if(!wstr) return 0;

889 static char str[512];

890 wcstombs(str, wstr, sizeof str - 1);

891 return str;

892 }