goat3dgfx: 25bf39105c82 src/xform

goat3dgfx

view src/xform_node.cc @ 13:25bf39105c82

lalal

author	John Tsiombikas <nuclear@member.fsf.org>
date	Wed, 27 Nov 2013 08:08:59 +0200
parents
children	7d6b667821cf

line source

1 #include <assert.h>

2 #include <algorithm>

3 #include "xform_node.h"

4 #include "anim/anim.h"

5 #include "anim/track.h"

7 static inline anm_interpolator track_interpolator(Interp in);

8 static inline anm_extrapolator track_extrapolator(Extrap ex);

10 XFormNode::XFormNode()

11 {

12 anm = new anm_node;

13 anm_init_node(anm);

14 }

16 XFormNode::~XFormNode()

17 {

18 anm_destroy_node(anm);

19 delete anm;

20 }

22 void XFormNode::set_name(const char *name)

23 {

24 anm_set_node_name(anm, name);

25 }

27 const char *XFormNode::get_name() const

28 {

29 return anm_get_node_name(anm);

30 }

32 void XFormNode::set_interpolator(Interp in)

33 {

34 anm_set_interpolator(anm, track_interpolator(in));

35 interp = in;

36 }

38 Interp XFormNode::get_interpolator() const

39 {

40 return interp;

41 }

43 void XFormNode::set_extrapolator(Extrap ex)

44 {

45 anm_set_extrapolator(anm, track_extrapolator(ex));

46 extrap = ex;

47 }

49 Extrap XFormNode::get_extrapolator() const

50 {

51 return extrap;

52 }

54 void XFormNode::add_child(XFormNode *child)

55 {

56 children.push_back(child);

57 anm_link_node(anm, child->anm);

58 }

60 void XFormNode::remove_child(XFormNode *child)

61 {

62 std::vector<XFormNode*>::iterator it;

63 it = std::find(children.begin(), children.end(), child);

64 if(it != children.end()) {

65 children.erase(it);

66 anm_unlink_node(anm, child->anm);

67 }

68 }

70 int XFormNode::get_children_count() const

71 {

72 return (int)children.size();

73 }

75 XFormNode *XFormNode::get_child(int idx)

76 {

77 if(idx >= 0 && idx < get_children_count()) {

78 return children[idx];

79 }

80 return 0;

81 }

83 const XFormNode *XFormNode::get_child(int idx) const

84 {

85 if(idx >= 0 && idx < get_children_count()) {

86 return children[idx];

87 }

88 return 0;

89 }

91 void XFormNode::set_position(const Vector3 &pos, long tmsec)

92 {

93 anm_set_position(anm, v3_cons(pos.x, pos.y, pos.z), ANM_MSEC2TM(tmsec));

94 }

96 Vector3 XFormNode::get_node_position(long tmsec) const

97 {

98 vec3_t p = anm_get_node_position(anm, ANM_MSEC2TM(tmsec));

99 return Vector3(p.x, p.y, p.z);

100 }

101

102 void XFormNode::set_rotation(const Quaternion &quat, long tmsec)

103 {

104 anm_set_rotation(anm, quat_cons(quat.s, quat.v.x, quat.v.y, quat.v.z), ANM_MSEC2TM(tmsec));

105 }

106

107 Quaternion XFormNode::get_node_rotation(long tmsec) const

108 {

109 quat_t q = anm_get_node_rotation(anm, ANM_MSEC2TM(tmsec));

110 return Quaternion(q.w, q.x, q.y, q.z);

111 }

112

113 void XFormNode::set_scaling(const Vector3 &pos, long tmsec)

114 {

115 anm_set_scaling(anm, v3_cons(pos.x, pos.y, pos.z), ANM_MSEC2TM(tmsec));

116 }

117

118 Vector3 XFormNode::get_node_scaling(long tmsec) const

119 {

120 vec3_t s = anm_get_node_scaling(anm, ANM_MSEC2TM(tmsec));

121 return Vector3(s.x, s.y, s.z);

122 }

123

124 // these take hierarchy into account

125 Vector3 XFormNode::get_position(long tmsec) const

126 {

127 vec3_t v = anm_get_position(anm, ANM_MSEC2TM(tmsec));

128 return Vector3(v.x, v.y, v.z);

129 }

130

131 Quaternion XFormNode::get_rotation(long tmsec) const

132 {

133 quat_t q = anm_get_rotation(anm, tmsec);

134 return Quaternion(q.w, q.x, q.y, q.z);

135 }

136

137 Vector3 XFormNode::get_scaling(long tmsec) const

138 {

139 vec3_t v = anm_get_scaling(anm, ANM_MSEC2TM(tmsec));

140 return Vector3(v.x, v.y, v.z);

141 }

142

143 void XFormNode::set_pivot(const Vector3 &pivot)

144 {

145 anm_set_pivot(anm, v3_cons(pivot.x, pivot.y, pivot.z));

146 }

147

148 Vector3 XFormNode::get_pivot() const

149 {

150 vec3_t p = anm_get_pivot(anm);

151 return Vector3(p.x, p.y, p.z);

152 }

153

154 void XFormNode::set_local_matrix(const Matrix4x4 &mat)

155 {

156 local_matrix = mat;

157 }

158

159 const Matrix4x4 &XFormNode::get_local_matrix() const

160 {

161 return local_matrix;

162 }

163

164 void XFormNode::set_bone_matrix(const Matrix4x4 &bmat)

165 {

166 bone_matrix = bmat;

167 }

168

169 const Matrix4x4 &XFormNode::get_bone_matrix() const

170 {

171 return bone_matrix;

172 }

173

174 #define FOO

175

176 void XFormNode::get_node_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat) const

177 {

178 anm_time_t tm = ANM_MSEC2TM(tmsec);

179

180 if(mat) {

181 anm_get_node_matrix(anm, (scalar_t(*)[4])mat, tm);

182 #ifdef FOO

183 *mat = local_matrix * *mat;

184 #else

185 *mat = *mat * local_matrix;

186 #endif

187 }

188 if(inv_mat) {

189 anm_get_inv_matrix(anm, (scalar_t(*)[4])inv_mat, tm);

190 }

191 }

192

193 void XFormNode::get_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat) const

194 {

195 anm_time_t tm = ANM_MSEC2TM(tmsec);

196

197 if(mat) {

198 anm_get_matrix(anm, (scalar_t(*)[4])mat, tm);

199 #ifdef FOO

200 *mat = local_matrix * *mat;

201 #else

202 *mat = *mat * local_matrix;

203 #endif

204 }

205 if(inv_mat) {

206 anm_get_inv_matrix(anm, (scalar_t(*)[4])inv_mat, tm);

207 }

208 }

209

210

211 // ---- Track ----

212

213 Track::Track()

214 {

215 trk = new anm_track;

216 anm_init_track(trk);

217 }

218

219 Track::~Track()

220 {

221 anm_destroy_track(trk);

222 delete trk;

223 }

224

225 Track::Track(const Track &rhs)

226 {

227 trk = new anm_track;

228 anm_init_track(trk);

229 anm_copy_track(trk, rhs.trk);

230 interp = rhs.interp;

231 extrap = rhs.extrap;

232 }

233

234 Track &Track::operator =(const Track &rhs)

235 {

236 if(&rhs == this) {

237 return *this;

238 }

239

240 anm_copy_track(trk, rhs.trk);

241 interp = rhs.interp;

242 extrap = rhs.extrap;

243 return *this;

244 }

245

246

247 void Track::set_interpolator(Interp in)

248 {

249 anm_set_track_interpolator(trk, track_interpolator(in));

250 interp = in;

251 }

252

253 Interp Track::get_interpolator() const

254 {

255 return interp;

256 }

257

258 void Track::set_extrapolator(Extrap ex)

259 {

260 anm_set_track_extrapolator(trk, track_extrapolator(ex));

261 extrap = ex;

262 }

263

264 Extrap Track::get_extrapolator() const

265 {

266 return extrap;

267 }

268

269 void Track::set_default(double def)

270 {

271 anm_set_track_default(trk, def);

272 }

273

274 void Track::set_value(float val, long tmsec)

275 {

276 anm_set_value(trk, ANM_MSEC2TM(tmsec), val);

277 }

278

279 float Track::get_value(long tmsec) const

280 {

281 return anm_get_value(trk, ANM_MSEC2TM(tmsec));

282 }

283

284 float Track::operator ()(long tmsec) const

285 {

286 return anm_get_value(trk, ANM_MSEC2TM(tmsec));

287 }

288

289

290 // ---- Track3 ----

291

292 void Track3::set_interpolator(Interp in)

293 {

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

295 track[i].set_interpolator(in);

296 }

297 }

298

299 Interp Track3::get_interpolator() const

300 {

301 return track[0].get_interpolator();

302 }

303

304 void Track3::set_extrapolator(Extrap ex)

305 {

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

307 track[i].set_extrapolator(ex);

308 }

309 }

310

311 Extrap Track3::get_extrapolator() const

312 {

313 return track[0].get_extrapolator();

314 }

315

316 void Track3::set_default(const Vector3 &def)

317 {

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

319 track[i].set_default(def[i]);

320 }

321 }

322

323 void Track3::set_value(const Vector3 &val, long tmsec)

324 {

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

326 track[i].set_value(val[i], tmsec);

327 }

328 }

329

330 Vector3 Track3::get_value(long tmsec) const

331 {

332 return Vector3(track[0](tmsec), track[1](tmsec), track[2](tmsec));

333 }

334

335 Vector3 Track3::operator ()(long tmsec) const

336 {

337 return Vector3(track[0](tmsec), track[1](tmsec), track[2](tmsec));

338 }

339

340

341 static inline anm_interpolator track_interpolator(Interp in)

342 {

343 switch(in) {

344 case INTERP_STEP:

345 return ANM_INTERP_STEP;

346 case INTERP_LINEAR:

347 return ANM_INTERP_LINEAR;

348 case INTERP_CUBIC:

349 return ANM_INTERP_CUBIC;

350 }

351

352 assert(0);

353 return ANM_INTERP_STEP;

354 }

355

356 static inline anm_extrapolator track_extrapolator(Extrap ex)

357 {

358 switch(ex) {

359 case EXTRAP_EXTEND:

360 return ANM_EXTRAP_EXTEND;

361 case EXTRAP_CLAMP:

362 return ANM_EXTRAP_CLAMP;

363 case EXTRAP_REPEAT:

364 return ANM_EXTRAP_REPEAT;

365 }

366

367 assert(0);

368 return ANM_EXTRAP_EXTEND;

369 }

370