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| 1 | import java.io.BufferedInputStream; | |
| 2 | import java.io.File; | |
| 3 | import java.io.FileInputStream; | |
| 4 | import java.io.FileNotFoundException; | |
| 5 | import java.io.IOException; | |
| 6 | import java.util.ArrayList; | |
| 7 | ||
| 8 | import android.opengl.Matrix; | |
| 9 | import android.os.Environment; | |
| 10 | ||
| 11 | public class Load3DS {
| |
| 12 | private final int CHUNK_MAIN = 0x4D4D; | |
| 13 | private final int CHUNK_OBJMESH = 0x3D3D; | |
| 14 | private final int CHUNK_OBJBLOCK = 0x4000; | |
| 15 | private final int CHUNK_TRIMESH = 0x4100; | |
| 16 | private final int CHUNK_VERTLIST = 0x4110; | |
| 17 | private final int CHUNK_FACELIST = 0x4120; | |
| 18 | private final int CHUNK_FACEMAT = 0x4130; | |
| 19 | private final int CHUNK_MAPLIST = 0x4140; | |
| 20 | private final int CHUNK_SMOOTHG = 0x4150; | |
| 21 | private final int CHUNK_TRMATRIX = 0x4160; | |
| 22 | private final int CHUNK_LIGHT = 0x4600; | |
| 23 | private final int CHUNK_SPOTL = 0x4610; | |
| 24 | private final int CHUNK_ONOFF = 0x4620; | |
| 25 | private final int CHUNK_CAMERA = 0x4700; | |
| 26 | private final int CHUNK_RGBC = 0x0010; | |
| 27 | private final int CHUNK_RGB24 = 0x0011; | |
| 28 | private final int CHUNK_SHORT = 0x0030; | |
| 29 | private final int CHUNK_BACKCOL = 0x1200; | |
| 30 | private final int CHUNK_AMB = 0x2100; | |
| 31 | private final int CHUNK_MATERIAL = 0xAFFF; | |
| 32 | private final int CHUNK_MATNAME = 0xA000; | |
| 33 | private final int CHUNK_AMBIENT = 0xA010; | |
| 34 | private final int CHUNK_DIFFUSE = 0xA020; | |
| 35 | private final int CHUNK_SPECULAR = 0xA030; | |
| 36 | private final int CHUNK_SHININES = 0xA040; | |
| 37 | private final int CHUNK_SHINSTRN = 0xA041; | |
| 38 | private final int CHUNK_TRANSP = 0xA050; | |
| 39 | private final int CHUNK_SELFILL = 0xA084; | |
| 40 | private final int CHUNK_MTLTYPE = 0xA100; | |
| 41 | private final int CHUNK_TEXTURE = 0xA200; | |
| 42 | private final int CHUNK_REFLMAP = 0xA220; | |
| 43 | private final int CHUNK_BUMPMAP = 0xA230; | |
| 44 | private final int CHUNK_MAPFILE = 0xA300; | |
| 45 | private final int CHUNK_MAPPARAM = 0xA351; | |
| 46 | private final int CHUNK_KEYFRAMER = 0xB000; | |
| 47 | private final int CHUNK_TRACKINFO = 0xB002; | |
| 48 | private final int CHUNK_SPOTINFO = 0xB007; | |
| 49 | private final int CHUNK_FRAMES = 0xB008; | |
| 50 | private final int CHUNK_OBJNAME = 0xB010; | |
| 51 | private final int CHUNK_PIVOT = 0xB013; | |
| 52 | private final int CHUNK_TRACKPOS = 0xB020; | |
| 53 | private final int CHUNK_TRACKROT = 0xB021; | |
| 54 | private final int CHUNK_TRACKSCL = 0xB022; | |
| 55 | private final int CHUNK_HIERARCHY = 0xB030; | |
| 56 | ||
| 57 | private BufferedInputStream file; | |
| 58 | private byte[] bytes = new byte[8]; | |
| 59 | private long filePos; | |
| 60 | ||
| 61 | public Scene3D Load(String fileName) | |
| 62 | {
| |
| 63 | file = null; | |
| 64 | Scene3D scene = null; | |
| 65 | File dir = new File(Environment.getExternalStorageDirectory().getAbsolutePath()); | |
| 66 | File fil = new File(dir.getAbsolutePath() + File.separator + fileName); | |
| 67 | if (!fil.exists()) return scene; | |
| 68 | ||
| 69 | try {
| |
| 70 | filePos = 0; | |
| 71 | file = new BufferedInputStream(new FileInputStream(fil)); | |
| 72 | scene = ProcessFile(fil.length()); | |
| 73 | } catch (FileNotFoundException e) {
| |
| 74 | e.printStackTrace(); | |
| 75 | } catch (IOException e) {
| |
| 76 | e.printStackTrace(); | |
| 77 | } | |
| 78 | ||
| 79 | try {
| |
| 80 | if (file != null) | |
| 81 | file.close(); | |
| 82 | } catch (IOException e) {
| |
| 83 | e.printStackTrace(); | |
| 84 | } | |
| 85 | ||
| 86 | return scene; | |
| 87 | } | |
| 88 | ||
| 89 | private void Skip(long count) throws IOException | |
| 90 | {
| |
| 91 | file.skip(count); | |
| 92 | filePos += count; | |
| 93 | } | |
| 94 | ||
| 95 | private void Seek(long end) throws IOException | |
| 96 | {
| |
| 97 | if (filePos < end) {
| |
| 98 | Skip(end - filePos); | |
| 99 | filePos = end; | |
| 100 | } | |
| 101 | } | |
| 102 | ||
| 103 | private byte ReadByte() throws IOException | |
| 104 | {
| |
| 105 | file.read(bytes, 0, 1); | |
| 106 | filePos++; | |
| 107 | return bytes[0]; | |
| 108 | } | |
| 109 | ||
| 110 | private int ReadUnsignedByte() throws IOException | |
| 111 | {
| |
| 112 | file.read(bytes, 0, 1); | |
| 113 | filePos++; | |
| 114 | return (bytes[0]&0xff); | |
| 115 | } | |
| 116 | ||
| 117 | private int ReadUnsignedShort() throws IOException | |
| 118 | {
| |
| 119 | file.read(bytes, 0, 2); | |
| 120 | filePos += 2; | |
| 121 | return ((bytes[1]&0xff) << 8 | (bytes[0]&0xff)); | |
| 122 | } | |
| 123 | ||
| 124 | private int ReadInt() throws IOException | |
| 125 | {
| |
| 126 | file.read(bytes, 0, 4); | |
| 127 | filePos += 4; | |
| 128 | return (bytes[3]) << 24 | (bytes[2]&0xff) << 16 | (bytes[1]&0xff) << 8 | (bytes[0]&0xff); | |
| 129 | } | |
| 130 | ||
| 131 | private float ReadFloat() throws IOException | |
| 132 | {
| |
| 133 | return Float.intBitsToFloat(ReadInt()); | |
| 134 | } | |
| 135 | ||
| 136 | private Scene3D ProcessFile(long fileLen) throws IOException | |
| 137 | {
| |
| 138 | Scene3D scene = null; | |
| 139 | ||
| 140 | while (filePos < fileLen) {
| |
| 141 | int chunkID = ReadUnsignedShort(); | |
| 142 | int chunkLen = ReadInt() - 6; | |
| 143 | ||
| 144 | switch (chunkID) {
| |
| 145 | case CHUNK_MAIN: | |
| 146 | if (scene == null) | |
| 147 | scene = ChunkMain(chunkLen); | |
| 148 | else | |
| 149 | Skip(chunkLen); | |
| 150 | break; | |
| 151 | ||
| 152 | default: | |
| 153 | Skip(chunkLen); | |
| 154 | } | |
| 155 | } | |
| 156 | ||
| 157 | return scene; | |
| 158 | } | |
| 159 | ||
| 160 | private Scene3D ChunkMain(int len) throws IOException | |
| 161 | {
| |
| 162 | Scene3D scene = new Scene3D(); | |
| 163 | scene.materials = new ArrayList<Material3D>(); | |
| 164 | scene.objects = new ArrayList<Object3D>(); | |
| 165 | scene.lights = new ArrayList<Light3D>(); | |
| 166 | scene.animations = new ArrayList<Animation>(); | |
| 167 | ||
| 168 | long end = filePos + len; | |
| 169 | while (filePos < end) {
| |
| 170 | int chunkID = ReadUnsignedShort(); | |
| 171 | int chunkLen = ReadInt() - 6; | |
| 172 | ||
| 173 | switch (chunkID) {
| |
| 174 | case CHUNK_OBJMESH: | |
| 175 | Chunk3DEditor(scene, chunkLen); | |
| 176 | break; | |
| 177 | ||
| 178 | case CHUNK_KEYFRAMER: | |
| 179 | ChunkKeyframer(scene, chunkLen); | |
| 180 | break; | |
| 181 | ||
| 182 | case CHUNK_BACKCOL: | |
| 183 | scene.background = new float[4]; | |
| 184 | ChunkColor(chunkLen, scene.background); | |
| 185 | break; | |
| 186 | ||
| 187 | case CHUNK_AMB: | |
| 188 | scene.ambient = new float[4]; | |
| 189 | ChunkColor(chunkLen, scene.ambient); | |
| 190 | break; | |
| 191 | ||
| 192 | default: | |
| 193 | Skip(chunkLen); | |
| 194 | } | |
| 195 | } | |
| 196 | Seek(end); | |
| 197 | ||
| 198 | scene.Compute(0); | |
| 199 | ||
| 200 | return scene; | |
| 201 | } | |
| 202 | ||
| 203 | private void Chunk3DEditor(Scene3D scene, int len) throws IOException | |
| 204 | {
| |
| 205 | long end = filePos + len; | |
| 206 | while (filePos < end) {
| |
| 207 | int chunkID = ReadUnsignedShort(); | |
| 208 | int chunkLen = ReadInt() - 6; | |
| 209 | ||
| 210 | switch (chunkID) {
| |
| 211 | case CHUNK_OBJBLOCK: | |
| 212 | ChunkObject(scene, chunkLen); | |
| 213 | break; | |
| 214 | ||
| 215 | case CHUNK_MATERIAL: | |
| 216 | Material3D mat = ChunkMaterial(scene, chunkLen); | |
| 217 | if (mat != null) | |
| 218 | scene.materials.add(mat); | |
| 219 | break; | |
| 220 | ||
| 221 | default: | |
| 222 | Skip(chunkLen); | |
| 223 | } | |
| 224 | } | |
| 225 | Seek(end); | |
| 226 | } | |
| 227 | ||
| 228 | private void ChunkObject(Scene3D scene, int len) throws IOException | |
| 229 | {
| |
| 230 | long end = filePos + len; | |
| 231 | ||
| 232 | if (len == 0) return; | |
| 233 | String name = ChunkName(0); | |
| 234 | ||
| 235 | while (filePos < end) {
| |
| 236 | int chunkID = ReadUnsignedShort(); | |
| 237 | int chunkLen = ReadInt() - 6; | |
| 238 | ||
| 239 | switch (chunkID) {
| |
| 240 | case CHUNK_TRIMESH: | |
| 241 | Object3D obj = ChunkTrimesh(chunkLen, name, scene); | |
| 242 | if (obj != null) | |
| 243 | scene.objects.add(obj); | |
| 244 | break; | |
| 245 | ||
| 246 | case CHUNK_LIGHT: | |
| 247 | Light3D light = ChunkLight(chunkLen, name); | |
| 248 | if (light != null) | |
| 249 | scene.lights.add(light); | |
| 250 | break; | |
| 251 | ||
| 252 | case CHUNK_CAMERA: | |
| 253 | default: | |
| 254 | Skip(chunkLen); | |
| 255 | } | |
| 256 | } | |
| 257 | Seek(end); | |
| 258 | } | |
| 259 | ||
| 260 | private Object3D ChunkTrimesh(int len, String name, Scene3D scene) throws IOException | |
| 261 | {
| |
| 262 | long end = filePos + len; | |
| 263 | ||
| 264 | Object3D obj = new Object3D(); | |
| 265 | obj.name = name; | |
| 266 | obj.faceMats = new ArrayList<FaceMat>(); | |
| 267 | obj.indCount = 0; | |
| 268 | ||
| 269 | int i, k, num; | |
| 270 | ||
| 271 | while (filePos < end) {
| |
| 272 | int chunkID = ReadUnsignedShort(); | |
| 273 | int chunkLen = ReadInt() - 6; | |
| 274 | ||
| 275 | switch (chunkID) {
| |
| 276 | case CHUNK_FACELIST: | |
| 277 | ChunkFaceList(chunkLen, obj, scene); | |
| 278 | break; | |
| 279 | ||
| 280 | case CHUNK_MAPLIST: | |
| 281 | num = ReadUnsignedShort(); | |
| 282 | for (i = 0, k = 6; i < num; i++, k += 8) {
| |
| 283 | obj.vertexBuffer[k + 0] = ReadFloat(); | |
| 284 | obj.vertexBuffer[k + 1] = 1 - ReadFloat(); | |
| 285 | } | |
| 286 | break; | |
| 287 | ||
| 288 | case CHUNK_VERTLIST: | |
| 289 | num = ReadUnsignedShort(); | |
| 290 | obj.vertCount = num; | |
| 291 | obj.vertexBuffer = new float[8*num]; | |
| 292 | for (i = 0, k = 0; i < num; i++, k += 8) {
| |
| 293 | ChunkVector(obj.vertexBuffer, k); | |
| 294 | obj.vertexBuffer[k + 3] = 0; | |
| 295 | obj.vertexBuffer[k + 4] = 0; | |
| 296 | obj.vertexBuffer[k + 5] = 0; | |
| 297 | obj.vertexBuffer[k + 6] = 0; | |
| 298 | obj.vertexBuffer[k + 7] = 0; | |
| 299 | } | |
| 300 | break; | |
| 301 | ||
| 302 | case CHUNK_TRMATRIX: | |
| 303 | float[] localCoord = new float[16]; | |
| 304 | ChunkVector(localCoord, 4*0); | |
| 305 | ChunkVector(localCoord, 4*2); | |
| 306 | ChunkVector(localCoord, 4*1); | |
| 307 | ChunkVector(localCoord, 4*3); | |
| 308 | localCoord[3] = localCoord[7] = localCoord[11] = 0; | |
| 309 | localCoord[15] = 1; | |
| 310 | ||
| 311 | obj.trMatrix = new float[16]; | |
| 312 | Matrix.invertM(obj.trMatrix, 0, localCoord, 0); | |
| 313 | break; | |
| 314 | ||
| 315 | default: | |
| 316 | Skip(chunkLen); | |
| 317 | } | |
| 318 | } | |
| 319 | Seek(end); | |
| 320 | ||
| 321 | return obj; | |
| 322 | } | |
| 323 | ||
| 324 | private static void CrossProduct(float[] res, float[] v1, float[] v2) | |
| 325 | {
| |
| 326 | res[0] = v1[1]*v2[2] - v1[2]*v2[1]; | |
| 327 | res[1] = v1[2]*v2[0] - v1[0]*v2[2]; | |
| 328 | res[2] = v1[0]*v2[1] - v1[1]*v2[0]; | |
| 329 | } | |
| 330 | ||
| 331 | private static float DotSquare(float[] v, int offset) | |
| 332 | {
| |
| 333 | return v[offset + 0]*v[offset + 0] + v[offset + 1]*v[offset + 1] + v[offset + 2]*v[offset + 2]; | |
| 334 | } | |
| 335 | ||
| 336 | private static void VecSubstract(float[] res, float[] v, int offset1, int offset2) | |
| 337 | {
| |
| 338 | res[0] = v[offset1 + 0] - v[offset2 + 0]; | |
| 339 | res[1] = v[offset1 + 1] - v[offset2 + 1]; | |
| 340 | res[2] = v[offset1 + 2] - v[offset2 + 2]; | |
| 341 | } | |
| 342 | ||
| 343 | private static void VecAdd(float[] v, int offset, float[] a) | |
| 344 | {
| |
| 345 | v[offset + 0] += a[0]; | |
| 346 | v[offset + 1] += a[1]; | |
| 347 | v[offset + 2] += a[2]; | |
| 348 | } | |
| 349 | ||
| 350 | private void VecNormalize(float[] v, int offset) | |
| 351 | {
| |
| 352 | double nlen = 1 / Math.sqrt(DotSquare(v, offset)); | |
| 353 | v[offset + 0] *= nlen; | |
| 354 | v[offset + 1] *= nlen; | |
| 355 | v[offset + 2] *= nlen; | |
| 356 | } | |
| 357 | ||
| 358 | private void ChunkFaceList(int len, Object3D obj, Scene3D scene) throws IOException | |
| 359 | {
| |
| 360 | long end = filePos + len; | |
| 361 | ||
| 362 | int i, j, k, l, num = ReadUnsignedShort(), unused = num, idx; | |
| 363 | ||
| 364 | - | obj.faceCount = num; |
| 364 | + | int faceCount = num; |
| 365 | - | obj.faceBuffer = new int[3*num]; |
| 365 | + | int[] faceBuffer = new int[3*num]; |
| 366 | - | obj.faceUsed = new boolean[num]; |
| 366 | + | boolean[] faceUsed = new boolean[num]; |
| 367 | float[] v = new float[3]; | |
| 368 | float[] v1 = new float[3]; | |
| 369 | float[] v2 = new float[3]; | |
| 370 | ||
| 371 | for (i = 0, idx = 0; i < num; i++, idx += 3) {
| |
| 372 | j = ReadUnsignedShort(); | |
| 373 | k = ReadUnsignedShort(); | |
| 374 | l = ReadUnsignedShort(); | |
| 375 | Skip(2); | |
| 376 | ||
| 377 | - | obj.faceUsed[i] = false; |
| 377 | + | faceUsed[i] = false; |
| 378 | - | obj.faceBuffer[idx + 0] = j; |
| 378 | + | faceBuffer[idx + 0] = j; |
| 379 | - | obj.faceBuffer[idx + 2] = k; |
| 379 | + | faceBuffer[idx + 2] = k; |
| 380 | - | obj.faceBuffer[idx + 1] = l; |
| 380 | + | faceBuffer[idx + 1] = l; |
| 381 | ||
| 382 | j *= 8; | |
| 383 | k *= 8; | |
| 384 | l *= 8; | |
| 385 | VecSubstract(v1, obj.vertexBuffer, l, j); | |
| 386 | VecSubstract(v2, obj.vertexBuffer, k, j); | |
| 387 | CrossProduct(v, v1, v2); | |
| 388 | ||
| 389 | VecAdd(obj.vertexBuffer, j + 3, v); | |
| 390 | VecAdd(obj.vertexBuffer, k + 3, v); | |
| 391 | VecAdd(obj.vertexBuffer, l + 3, v); | |
| 392 | } | |
| 393 | ||
| 394 | for (i = 0, k = 3; i < obj.vertCount; i++, k += 8) | |
| 395 | VecNormalize(obj.vertexBuffer, k); | |
| 396 | ||
| 397 | v = null; | |
| 398 | v1 = null; | |
| 399 | v2 = null; | |
| 400 | ||
| 401 | while (filePos < end) {
| |
| 402 | int chunkID = ReadUnsignedShort(); | |
| 403 | int chunkLen = ReadInt() - 6; | |
| 404 | ||
| 405 | switch (chunkID) {
| |
| 406 | case CHUNK_FACEMAT: | |
| 407 | FaceMat mat = new FaceMat(); | |
| 408 | String name = ChunkName(0); | |
| 409 | mat.material = scene.FindMaterial(name); | |
| 410 | num = ReadUnsignedShort(); | |
| 411 | - | mat.faces = num; |
| 411 | + | |
| 412 | mat.bufOffset = obj.indCount; | |
| 413 | obj.indCount += 3*num; | |
| 414 | k = 0; | |
| 415 | for (i = 0; i < num; i++) {
| |
| 416 | j = ReadUnsignedShort(); | |
| 417 | if (!faceUsed[j]) {
| |
| 418 | - | if (!obj.faceUsed[j]) {
|
| 418 | + | faceUsed[j] = true; |
| 419 | - | obj.faceUsed[j] = true; |
| 419 | + | |
| 420 | } | |
| 421 | j *= 3; | |
| 422 | mat.indexBuffer[k++] = (short) faceBuffer[j + 0]; | |
| 423 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 0]; |
| 423 | + | mat.indexBuffer[k++] = (short) faceBuffer[j + 1]; |
| 424 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 1]; |
| 424 | + | mat.indexBuffer[k++] = (short) faceBuffer[j + 2]; |
| 425 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 2]; |
| 425 | + | |
| 426 | obj.faceMats.add(mat); | |
| 427 | break; | |
| 428 | ||
| 429 | case CHUNK_SMOOTHG: | |
| 430 | default: | |
| 431 | Skip(chunkLen); | |
| 432 | } | |
| 433 | } | |
| 434 | Seek(end); | |
| 435 | ||
| 436 | if (unused > 0) {
| |
| 437 | FaceMat mat = new FaceMat(); | |
| 438 | mat.indexBuffer = new short[3*unused]; | |
| 439 | - | mat.faces = unused; |
| 439 | + | |
| 440 | obj.indCount += 3*unused; | |
| 441 | k = 0; | |
| 442 | for (i = 0; i < faceCount; i++) | |
| 443 | if (!faceUsed[i]) {
| |
| 444 | - | for (i = 0; i < obj.faceCount; i++) |
| 444 | + | faceUsed[i] = true; |
| 445 | - | if (!obj.faceUsed[i]) {
|
| 445 | + | |
| 446 | - | obj.faceUsed[i] = true; |
| 446 | + | mat.indexBuffer[k++] = (short) faceBuffer[j + 0]; |
| 447 | mat.indexBuffer[k++] = (short) faceBuffer[j + 1]; | |
| 448 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 0]; |
| 448 | + | mat.indexBuffer[k++] = (short) faceBuffer[j + 2]; |
| 449 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 1]; |
| 449 | + | |
| 450 | - | mat.indexBuffer[k++] = (short) obj.faceBuffer[j + 2]; |
| 450 | + | |
| 451 | } | |
| 452 | ||
| 453 | faceBuffer = null; | |
| 454 | faceUsed = null; | |
| 455 | - | obj.faceBuffer = null; |
| 455 | + | |
| 456 | - | obj.faceUsed = null; |
| 456 | + | |
| 457 | private Light3D ChunkLight(int len, String name) throws IOException | |
| 458 | {
| |
| 459 | long end = filePos + len; | |
| 460 | ||
| 461 | Light3D light = new Light3D(); | |
| 462 | light.name = name; | |
| 463 | light.pos = new float[3]; | |
| 464 | ChunkVector(light.pos, 0); | |
| 465 | ||
| 466 | while (filePos < end) {
| |
| 467 | int chunkID = ReadUnsignedShort(); | |
| 468 | int chunkLen = ReadInt() - 6; | |
| 469 | ||
| 470 | switch (chunkID) {
| |
| 471 | case CHUNK_RGBC: | |
| 472 | light.color = new float[4]; | |
| 473 | ChunkRGBC(light.color); | |
| 474 | break; | |
| 475 | ||
| 476 | case CHUNK_RGB24: | |
| 477 | light.color = new float[4]; | |
| 478 | ChunkRGB24(light.color); | |
| 479 | break; | |
| 480 | ||
| 481 | case CHUNK_SPOTL: | |
| 482 | light.dir = new float[4]; | |
| 483 | ChunkVector(light.dir, 0); | |
| 484 | light.theta = (float) (ReadFloat() * Math.PI / 180.0f); | |
| 485 | light.phi = (float) (ReadFloat() * Math.PI / 180.0f); | |
| 486 | break; | |
| 487 | ||
| 488 | case CHUNK_ONOFF: | |
| 489 | default: | |
| 490 | Skip(chunkLen); | |
| 491 | } | |
| 492 | } | |
| 493 | Seek(end); | |
| 494 | ||
| 495 | return light; | |
| 496 | } | |
| 497 | ||
| 498 | private Material3D ChunkMaterial(Scene3D scene, int len) throws IOException | |
| 499 | {
| |
| 500 | long end = filePos + len; | |
| 501 | ||
| 502 | Material3D mat = new Material3D(); | |
| 503 | ||
| 504 | while (filePos < end) {
| |
| 505 | int chunkID = ReadUnsignedShort(); | |
| 506 | int chunkLen = ReadInt() - 6; | |
| 507 | ||
| 508 | switch (chunkID) {
| |
| 509 | case CHUNK_TEXTURE: | |
| 510 | mat.texture = ChunkMap(chunkLen); | |
| 511 | break; | |
| 512 | ||
| 513 | case CHUNK_BUMPMAP: | |
| 514 | case CHUNK_REFLMAP: | |
| 515 | ChunkMap(chunkLen); | |
| 516 | break; | |
| 517 | ||
| 518 | case CHUNK_AMBIENT: | |
| 519 | mat.ambient = new float[4]; | |
| 520 | ChunkColor(chunkLen, mat.ambient); | |
| 521 | break; | |
| 522 | ||
| 523 | case CHUNK_DIFFUSE: | |
| 524 | mat.diffuse = new float[4]; | |
| 525 | ChunkColor(chunkLen, mat.diffuse); | |
| 526 | break; | |
| 527 | ||
| 528 | case CHUNK_SPECULAR: | |
| 529 | mat.specular = new float[4]; | |
| 530 | ChunkColor(chunkLen, mat.specular); | |
| 531 | break; | |
| 532 | ||
| 533 | case CHUNK_MATNAME: | |
| 534 | mat.name = ChunkName(chunkLen); | |
| 535 | break; | |
| 536 | ||
| 537 | case CHUNK_MTLTYPE: | |
| 538 | mat.type = ReadUnsignedShort(); | |
| 539 | break; | |
| 540 | ||
| 541 | case CHUNK_SHININES: | |
| 542 | mat.shininess = ChunkPercent(chunkLen) * 1000; | |
| 543 | break; | |
| 544 | ||
| 545 | case CHUNK_SHINSTRN: | |
| 546 | mat.shinStren = ChunkPercent(chunkLen); | |
| 547 | break; | |
| 548 | ||
| 549 | case CHUNK_TRANSP: | |
| 550 | mat.transparency = ChunkPercent(chunkLen); | |
| 551 | break; | |
| 552 | ||
| 553 | case CHUNK_SELFILL: | |
| 554 | mat.selfIllum = ChunkPercent(chunkLen); | |
| 555 | break; | |
| 556 | ||
| 557 | default: | |
| 558 | Skip(chunkLen); | |
| 559 | } | |
| 560 | } | |
| 561 | Seek(end); | |
| 562 | ||
| 563 | return mat; | |
| 564 | } | |
| 565 | ||
| 566 | private String ChunkMap(int len) throws IOException | |
| 567 | {
| |
| 568 | long end = filePos + len; | |
| 569 | ||
| 570 | String name = null; | |
| 571 | ||
| 572 | while (filePos < end) {
| |
| 573 | int chunkID = ReadUnsignedShort(); | |
| 574 | int chunkLen = ReadInt() - 6; | |
| 575 | ||
| 576 | switch (chunkID) {
| |
| 577 | case CHUNK_MAPFILE: | |
| 578 | name = ChunkName(chunkLen); | |
| 579 | break; | |
| 580 | ||
| 581 | case CHUNK_MAPPARAM: | |
| 582 | default: | |
| 583 | Skip(chunkLen); | |
| 584 | } | |
| 585 | } | |
| 586 | Seek(end); | |
| 587 | ||
| 588 | return name; | |
| 589 | } | |
| 590 | ||
| 591 | private void ChunkKeyframer(Scene3D scene, int len) throws IOException | |
| 592 | {
| |
| 593 | int fstart = 0, fend = 100; | |
| 594 | ||
| 595 | long end = filePos + len; | |
| 596 | while (filePos < end) {
| |
| 597 | int chunkID = ReadUnsignedShort(); | |
| 598 | int chunkLen = ReadInt() - 6; | |
| 599 | ||
| 600 | switch (chunkID) {
| |
| 601 | case CHUNK_FRAMES: | |
| 602 | fstart = ReadInt(); | |
| 603 | fend = ReadInt(); | |
| 604 | break; | |
| 605 | ||
| 606 | case CHUNK_TRACKINFO: | |
| 607 | Animation anim = ChunkMeshTrack(chunkLen, scene); | |
| 608 | if (anim != null) | |
| 609 | scene.animations.add(anim); | |
| 610 | break; | |
| 611 | ||
| 612 | case CHUNK_SPOTINFO: | |
| 613 | default: | |
| 614 | Skip(chunkLen); | |
| 615 | } | |
| 616 | } | |
| 617 | ||
| 618 | if (fstart < fend) | |
| 619 | for (int i = 0; i < scene.animations.size(); i++) {
| |
| 620 | Animation anim = scene.animations.get(i); | |
| 621 | if (anim.position != null) | |
| 622 | for (int j = 0; j < anim.position.length; j++) | |
| 623 | anim.position[j].time = (anim.position[j].time - fstart) / (fend - fstart); | |
| 624 | if (anim.rotation != null) | |
| 625 | for (int j = 0; j < anim.rotation.length; j++) | |
| 626 | anim.rotation[j].time = (anim.rotation[j].time - fstart) / (fend - fstart); | |
| 627 | if (anim.scaling != null) | |
| 628 | for (int j = 0; j < anim.scaling.length; j++) | |
| 629 | anim.scaling[j].time = (anim.scaling[j].time - fstart) / (fend - fstart); | |
| 630 | } | |
| 631 | ||
| 632 | Seek(end); | |
| 633 | } | |
| 634 | ||
| 635 | private Animation ChunkMeshTrack(int len, Scene3D scene) throws IOException | |
| 636 | {
| |
| 637 | Animation anim = new Animation(); | |
| 638 | int num, i, j, k; | |
| 639 | ||
| 640 | anim.result = new float[16]; | |
| 641 | Matrix.setIdentityM(anim.result, 0); | |
| 642 | ||
| 643 | anim.world = new float[16]; | |
| 644 | Matrix.setIdentityM(anim.world, 0); | |
| 645 | ||
| 646 | long end = filePos + len; | |
| 647 | while (filePos < end) {
| |
| 648 | int chunkID = ReadUnsignedShort(); | |
| 649 | int chunkLen = ReadInt() - 6; | |
| 650 | ||
| 651 | switch (chunkID) {
| |
| 652 | case CHUNK_HIERARCHY: | |
| 653 | anim.id = ReadUnsignedShort(); | |
| 654 | break; | |
| 655 | ||
| 656 | case CHUNK_OBJNAME: | |
| 657 | String name = ChunkName(0); | |
| 658 | anim.light = scene.FindLight(name); | |
| 659 | anim.object = scene.FindObject(name); | |
| 660 | Skip(4); | |
| 661 | anim.idParent = ReadUnsignedShort(); | |
| 662 | anim.parent = scene.FindAnimation(anim.idParent); | |
| 663 | break; | |
| 664 | ||
| 665 | - | if (anim.parent != null) {
|
| 665 | + | |
| 666 | - | anim.parent.childNext = anim.parent.childFirst; |
| 666 | + | |
| 667 | - | anim.parent.childFirst = anim; |
| 667 | + | |
| 668 | break; | |
| 669 | ||
| 670 | case CHUNK_TRACKPOS: | |
| 671 | Skip(10); | |
| 672 | num = ReadInt(); | |
| 673 | anim.position = new AnimKey[num]; | |
| 674 | for (i = 0; i < num; i++) {
| |
| 675 | anim.position[i] = new AnimKey(); | |
| 676 | anim.position[i].time = ReadInt(); | |
| 677 | k = ReadUnsignedShort(); | |
| 678 | for (j = 0; j < 5; j++) | |
| 679 | if ((k & (1 << j)) != 0) | |
| 680 | Skip(4); | |
| 681 | anim.position[i].data = new float[3]; | |
| 682 | ChunkVector(anim.position[i].data, 0); | |
| 683 | } | |
| 684 | break; | |
| 685 | ||
| 686 | case CHUNK_TRACKROT: | |
| 687 | Skip(10); | |
| 688 | num = ReadInt(); | |
| 689 | anim.rotation = new AnimKey[num]; | |
| 690 | for (i = 0; i < num; i++) {
| |
| 691 | anim.rotation[i] = new AnimKey(); | |
| 692 | anim.rotation[i].time = ReadInt(); | |
| 693 | k = ReadUnsignedShort(); | |
| 694 | for (j = 0; j < 5; j++) | |
| 695 | if ((k & (1 << j)) != 0) | |
| 696 | Skip(4); | |
| 697 | ||
| 698 | anim.rotation[i].data = new float[4]; | |
| 699 | anim.rotation[i].data[3] = ReadFloat(); | |
| 700 | ChunkVector(anim.rotation[i].data, 0); | |
| 701 | } | |
| 702 | break; | |
| 703 | ||
| 704 | case CHUNK_TRACKSCL: | |
| 705 | Skip(10); | |
| 706 | num = ReadInt(); | |
| 707 | anim.scaling = new AnimKey[num]; | |
| 708 | for (i = 0; i < num; i++) {
| |
| 709 | anim.scaling[i] = new AnimKey(); | |
| 710 | anim.scaling[i].time = ReadInt(); | |
| 711 | k = ReadUnsignedShort(); | |
| 712 | for (j = 0; j < 5; j++) | |
| 713 | if ((k & (1 << j)) != 0) | |
| 714 | Skip(4); | |
| 715 | anim.scaling[i].data = new float[3]; | |
| 716 | ChunkVector(anim.scaling[i].data, 0); | |
| 717 | } | |
| 718 | break; | |
| 719 | ||
| 720 | default: | |
| 721 | Skip(chunkLen); | |
| 722 | } | |
| 723 | } | |
| 724 | Seek(end); | |
| 725 | ||
| 726 | return anim; | |
| 727 | } | |
| 728 | ||
| 729 | private void ChunkColor(int len, float[] color) throws IOException | |
| 730 | {
| |
| 731 | long end = filePos + len; | |
| 732 | while (filePos < end) {
| |
| 733 | int chunkID = ReadUnsignedShort(); | |
| 734 | int chunkLen = ReadInt() - 6; | |
| 735 | ||
| 736 | switch (chunkID) {
| |
| 737 | case CHUNK_RGBC: | |
| 738 | ChunkRGBC(color); | |
| 739 | break; | |
| 740 | ||
| 741 | case CHUNK_RGB24: | |
| 742 | ChunkRGB24(color); | |
| 743 | break; | |
| 744 | ||
| 745 | default: | |
| 746 | Skip(chunkLen); | |
| 747 | } | |
| 748 | } | |
| 749 | Seek(end); | |
| 750 | } | |
| 751 | ||
| 752 | private float ChunkPercent(int len) throws IOException | |
| 753 | {
| |
| 754 | float v = 0; | |
| 755 | ||
| 756 | long end = filePos + len; | |
| 757 | while (filePos < end) {
| |
| 758 | int chunkID = ReadUnsignedShort(); | |
| 759 | int chunkLen = ReadInt() - 6; | |
| 760 | ||
| 761 | switch (chunkID) {
| |
| 762 | case CHUNK_SHORT: | |
| 763 | v = ReadUnsignedShort() / 100.0f; | |
| 764 | break; | |
| 765 | ||
| 766 | default: | |
| 767 | Skip(chunkLen); | |
| 768 | } | |
| 769 | } | |
| 770 | Seek(end); | |
| 771 | ||
| 772 | return v; | |
| 773 | } | |
| 774 | ||
| 775 | private String ChunkName(int len) throws IOException | |
| 776 | {
| |
| 777 | long end = filePos + len; | |
| 778 | int slen = 0; | |
| 779 | byte[] buffer = new byte[128]; | |
| 780 | byte c; | |
| 781 | ||
| 782 | do {
| |
| 783 | c = ReadByte(); | |
| 784 | if (c != 0) | |
| 785 | buffer[slen++] = c; | |
| 786 | } while (c != 0); | |
| 787 | ||
| 788 | if (len != 0) | |
| 789 | Seek(end); | |
| 790 | ||
| 791 | String name = new String(buffer, 0, slen); | |
| 792 | ||
| 793 | return name; | |
| 794 | } | |
| 795 | ||
| 796 | - | |
| 796 | + | |
| 797 | {
| |
| 798 | vec[offset + 0] = ReadFloat(); | |
| 799 | vec[offset + 2] = ReadFloat(); | |
| 800 | vec[offset + 1] = ReadFloat(); | |
| 801 | } | |
| 802 | ||
| 803 | private void ChunkRGBC(float[] c) throws IOException | |
| 804 | {
| |
| 805 | c[0] = ReadFloat(); | |
| 806 | c[1] = ReadFloat(); | |
| 807 | c[2] = ReadFloat(); | |
| 808 | c[3] = 1; | |
| 809 | } | |
| 810 | ||
| 811 | private void ChunkRGB24(float[] c) throws IOException | |
| 812 | {
| |
| 813 | c[0] = ReadUnsignedByte() / 255.0f; | |
| 814 | c[1] = ReadUnsignedByte() / 255.0f; | |
| 815 | c[2] = ReadUnsignedByte() / 255.0f; | |
| 816 | c[3] = 1; | |
| 817 | } | |
| 818 | } |