1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "rsContext.h" 18 #include <GLES/gl.h> 19 20 using namespace android; 21 using namespace android::renderscript; 22 23 Type::Type(Context *rsc) : ObjectBase(rsc) 24 { 25 mAllocFile = __FILE__; 26 mAllocLine = __LINE__; 27 mLODs = 0; 28 mLODCount = 0; 29 clear(); 30 } 31 32 Type::~Type() 33 { 34 for (uint32_t ct = 0; ct < mRSC->mStateType.mTypes.size(); ct++) { 35 if (mRSC->mStateType.mTypes[ct] == this) { 36 mRSC->mStateType.mTypes.removeAt(ct); 37 break; 38 } 39 } 40 if (mLODs) { 41 delete [] mLODs; 42 } 43 } 44 45 void Type::clear() 46 { 47 if (mLODs) { 48 delete [] mLODs; 49 mLODs = NULL; 50 } 51 mDimX = 0; 52 mDimY = 0; 53 mDimZ = 0; 54 mDimLOD = 0; 55 mFaces = false; 56 mElement.clear(); 57 } 58 59 TypeState::TypeState() 60 { 61 } 62 63 TypeState::~TypeState() 64 { 65 } 66 67 size_t Type::getOffsetForFace(uint32_t face) const 68 { 69 rsAssert(mFaces); 70 return 0; 71 } 72 73 void Type::compute() 74 { 75 uint32_t oldLODCount = mLODCount; 76 if (mDimLOD) { 77 uint32_t l2x = rsFindHighBit(mDimX) + 1; 78 uint32_t l2y = rsFindHighBit(mDimY) + 1; 79 uint32_t l2z = rsFindHighBit(mDimZ) + 1; 80 81 mLODCount = rsMax(l2x, l2y); 82 mLODCount = rsMax(mLODCount, l2z); 83 } else { 84 mLODCount = 1; 85 } 86 if (mLODCount != oldLODCount) { 87 delete [] mLODs; 88 mLODs = new LOD[mLODCount]; 89 } 90 91 uint32_t tx = mDimX; 92 uint32_t ty = mDimY; 93 uint32_t tz = mDimZ; 94 size_t offset = 0; 95 for (uint32_t lod=0; lod < mLODCount; lod++) { 96 mLODs[lod].mX = tx; 97 mLODs[lod].mY = ty; 98 mLODs[lod].mZ = tz; 99 mLODs[lod].mOffset = offset; 100 offset += tx * rsMax(ty, 1u) * rsMax(tz, 1u) * mElement->getSizeBytes(); 101 if (tx > 1) tx >>= 1; 102 if (ty > 1) ty >>= 1; 103 if (tz > 1) tz >>= 1; 104 } 105 106 // At this point the offset is the size of a mipmap chain; 107 mMipChainSizeBytes = offset; 108 109 if (mFaces) { 110 offset *= 6; 111 } 112 mTotalSizeBytes = offset; 113 114 makeGLComponents(); 115 } 116 117 uint32_t Type::getLODOffset(uint32_t lod, uint32_t x) const 118 { 119 uint32_t offset = mLODs[lod].mOffset; 120 offset += x * mElement->getSizeBytes(); 121 return offset; 122 } 123 124 uint32_t Type::getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const 125 { 126 uint32_t offset = mLODs[lod].mOffset; 127 offset += (x + y * mLODs[lod].mX) * mElement->getSizeBytes(); 128 return offset; 129 } 130 131 uint32_t Type::getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const 132 { 133 uint32_t offset = mLODs[lod].mOffset; 134 offset += (x + y*mLODs[lod].mX + z*mLODs[lod].mX*mLODs[lod].mY) * mElement->getSizeBytes(); 135 return offset; 136 } 137 138 139 void Type::makeGLComponents() 140 { 141 uint32_t userNum = 0; 142 143 for (uint32_t ct=0; ct < getElement()->getFieldCount(); ct++) { 144 const Component &c = getElement()->getField(ct)->getComponent(); 145 146 switch(c.getKind()) { 147 case RS_KIND_USER: 148 mGL.mUser[userNum].size = c.getVectorSize(); 149 mGL.mUser[userNum].offset = mElement->getFieldOffsetBytes(ct); 150 mGL.mUser[userNum].type = c.getGLType(); 151 mGL.mUser[userNum].normalized = c.getType() != RS_TYPE_FLOAT_32;//c.getIsNormalized(); 152 mGL.mUser[userNum].name.setTo(getElement()->getFieldName(ct)); 153 userNum ++; 154 break; 155 156 case RS_KIND_POSITION: 157 rsAssert(mGL.mVtx.size == 0); 158 mGL.mVtx.size = c.getVectorSize(); 159 mGL.mVtx.offset = mElement->getFieldOffsetBytes(ct); 160 mGL.mVtx.type = c.getGLType(); 161 mGL.mVtx.normalized = false; 162 mGL.mVtx.name.setTo("Position"); 163 break; 164 165 case RS_KIND_COLOR: 166 rsAssert(mGL.mColor.size == 0); 167 mGL.mColor.size = c.getVectorSize(); 168 mGL.mColor.offset = mElement->getFieldOffsetBytes(ct); 169 mGL.mColor.type = c.getGLType(); 170 mGL.mColor.normalized = c.getType() != RS_TYPE_FLOAT_32; 171 mGL.mColor.name.setTo("Color"); 172 break; 173 174 case RS_KIND_NORMAL: 175 rsAssert(mGL.mNorm.size == 0); 176 mGL.mNorm.size = c.getVectorSize(); 177 mGL.mNorm.offset = mElement->getFieldOffsetBytes(ct); 178 mGL.mNorm.type = c.getGLType(); 179 mGL.mNorm.normalized = false; 180 mGL.mNorm.name.setTo("Normal"); 181 break; 182 183 case RS_KIND_TEXTURE: 184 rsAssert(mGL.mTex.size == 0); 185 mGL.mTex.size = c.getVectorSize(); 186 mGL.mTex.offset = mElement->getFieldOffsetBytes(ct); 187 mGL.mTex.type = c.getGLType(); 188 mGL.mTex.normalized = false; 189 mGL.mTex.name.setTo("Texture"); 190 break; 191 192 case RS_KIND_POINT_SIZE: 193 rsAssert(!mGL.mPointSize.size); 194 mGL.mPointSize.size = c.getVectorSize(); 195 mGL.mPointSize.offset = mElement->getFieldOffsetBytes(ct); 196 mGL.mPointSize.type = c.getGLType(); 197 mGL.mPointSize.normalized = false; 198 mGL.mPointSize.name.setTo("PointSize"); 199 break; 200 201 default: 202 break; 203 } 204 } 205 } 206 207 void Type::enableGLVertexBuffer(VertexArray *va) const 208 { 209 // Note: We are only going to enable buffers and never disable them 210 // here. The reason is more than one Allocation may be used as a vertex 211 // source. So we cannot disable arrays that may have been in use by 212 // another allocation. 213 214 uint32_t stride = mElement->getSizeBytes(); 215 if (mGL.mVtx.size) { 216 va->addLegacy(mGL.mVtx.type, 217 mGL.mVtx.size, 218 stride, 219 RS_KIND_POSITION, 220 false, 221 mGL.mVtx.offset); 222 } 223 224 if (mGL.mNorm.size) { 225 va->addLegacy(mGL.mNorm.type, 226 3, 227 stride, 228 RS_KIND_NORMAL, 229 false, 230 mGL.mNorm.offset); 231 } 232 233 if (mGL.mColor.size) { 234 va->addLegacy(mGL.mColor.type, 235 mGL.mColor.size, 236 stride, 237 RS_KIND_COLOR, 238 true, 239 mGL.mColor.offset); 240 } 241 242 if (mGL.mTex.size) { 243 va->addLegacy(mGL.mTex.type, 244 mGL.mTex.size, 245 stride, 246 RS_KIND_TEXTURE, 247 false, 248 mGL.mTex.offset); 249 } 250 251 if (mGL.mPointSize.size) { 252 va->addLegacy(mGL.mPointSize.type, 253 1, 254 stride, 255 RS_KIND_POINT_SIZE, 256 false, 257 mGL.mPointSize.offset); 258 } 259 260 } 261 262 void Type::enableGLVertexBuffer2(VertexArray *va) const 263 { 264 // Do legacy buffers 265 enableGLVertexBuffer(va); 266 267 uint32_t stride = mElement->getSizeBytes(); 268 for (uint32_t ct=0; ct < RS_MAX_ATTRIBS; ct++) { 269 if (mGL.mUser[ct].size) { 270 va->addUser(mGL.mUser[ct], stride); 271 } 272 } 273 } 274 275 276 277 void Type::dumpLOGV(const char *prefix) const 278 { 279 char buf[1024]; 280 ObjectBase::dumpLOGV(prefix); 281 LOGV("%s Type: x=%i y=%i z=%i mip=%i face=%i", prefix, mDimX, mDimY, mDimZ, mDimLOD, mFaces); 282 sprintf(buf, "%s element: ", prefix); 283 mElement->dumpLOGV(buf); 284 } 285 286 bool Type::getIsNp2() const 287 { 288 uint32_t x = getDimX(); 289 uint32_t y = getDimY(); 290 uint32_t z = getDimZ(); 291 292 if (x && (x & (x-1))) { 293 return true; 294 } 295 if (y && (y & (y-1))) { 296 return true; 297 } 298 if (z && (z & (z-1))) { 299 return true; 300 } 301 return false; 302 } 303 304 305 ////////////////////////////////////////////////// 306 // 307 namespace android { 308 namespace renderscript { 309 310 void rsi_TypeBegin(Context *rsc, RsElement vse) 311 { 312 TypeState * stc = &rsc->mStateType; 313 314 stc->mX = 0; 315 stc->mY = 0; 316 stc->mZ = 0; 317 stc->mLOD = false; 318 stc->mFaces = false; 319 stc->mElement.set(static_cast<const Element *>(vse)); 320 } 321 322 void rsi_TypeAdd(Context *rsc, RsDimension dim, size_t value) 323 { 324 TypeState * stc = &rsc->mStateType; 325 326 if (dim < 0) { 327 //error 328 return; 329 } 330 331 332 switch (dim) { 333 case RS_DIMENSION_X: 334 stc->mX = value; 335 return; 336 case RS_DIMENSION_Y: 337 stc->mY = value; 338 return; 339 case RS_DIMENSION_Z: 340 stc->mZ = value; 341 return; 342 case RS_DIMENSION_FACE: 343 stc->mFaces = (value != 0); 344 return; 345 case RS_DIMENSION_LOD: 346 stc->mLOD = (value != 0); 347 return; 348 default: 349 break; 350 } 351 352 353 int32_t arrayNum = dim - RS_DIMENSION_ARRAY_0; 354 if ((dim < 0) || (dim > RS_DIMENSION_MAX)) { 355 LOGE("rsTypeAdd: Bad dimension"); 356 //error 357 return; 358 } 359 360 // todo: implement array support 361 362 } 363 364 RsType rsi_TypeCreate(Context *rsc) 365 { 366 TypeState * stc = &rsc->mStateType; 367 368 for (uint32_t ct=0; ct < stc->mTypes.size(); ct++) { 369 Type *t = stc->mTypes[ct]; 370 if (t->getElement() != stc->mElement.get()) continue; 371 if (t->getDimX() != stc->mX) continue; 372 if (t->getDimY() != stc->mY) continue; 373 if (t->getDimZ() != stc->mZ) continue; 374 if (t->getDimLOD() != stc->mLOD) continue; 375 if (t->getDimFaces() != stc->mFaces) continue; 376 t->incUserRef(); 377 return t; 378 } 379 380 Type * st = new Type(rsc); 381 st->incUserRef(); 382 st->setDimX(stc->mX); 383 st->setDimY(stc->mY); 384 st->setDimZ(stc->mZ); 385 st->setElement(stc->mElement.get()); 386 st->setDimLOD(stc->mLOD); 387 st->setDimFaces(stc->mFaces); 388 st->compute(); 389 stc->mElement.clear(); 390 stc->mTypes.push(st); 391 return st; 392 } 393 394 395 } 396 } 397 398