rsAllocation.cpp revision 6678e9b2568ad041429a2477177133fe4932159f
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 19using namespace android; 20using namespace android::renderscript; 21 22Allocation::Allocation(const Type *type) 23{ 24 mPtr = NULL; 25 26 mCpuWrite = false; 27 mCpuRead = false; 28 mGpuWrite = false; 29 mGpuRead = false; 30 31 mReadWriteRatio = 0; 32 mUpdateSize = 0; 33 34 mIsTexture = false; 35 mTextureID = 0; 36 37 mIsVertexBuffer = false; 38 mBufferID = 0; 39 40 mType.set(type); 41 mPtr = malloc(mType->getSizeBytes()); 42 if (!mPtr) { 43 LOGE("Allocation::Allocation, alloc failure"); 44 } 45 46} 47 48Allocation::~Allocation() 49{ 50} 51 52void Allocation::setCpuWritable(bool) 53{ 54} 55 56void Allocation::setGpuWritable(bool) 57{ 58} 59 60void Allocation::setCpuReadable(bool) 61{ 62} 63 64void Allocation::setGpuReadable(bool) 65{ 66} 67 68bool Allocation::fixAllocation() 69{ 70 return false; 71} 72 73void Allocation::uploadToTexture(uint32_t lodOffset) 74{ 75 //rsAssert(!mTextureId); 76 rsAssert(lodOffset < mType->getLODCount()); 77 78 //LOGE("uploadToTexture %i, lod %i", mTextureID, lodOffset); 79 80 if (!mTextureID) { 81 glGenTextures(1, &mTextureID); 82 } 83 glBindTexture(GL_TEXTURE_2D, mTextureID); 84 85 Adapter2D adapt(this); 86 for(uint32_t lod = 0; (lod + lodOffset) < mType->getLODCount(); lod++) { 87 adapt.setLOD(lod+lodOffset); 88 89 uint16_t * ptr = static_cast<uint16_t *>(adapt.getElement(0,0)); 90 glTexImage2D(GL_TEXTURE_2D, lod, GL_RGB, 91 adapt.getDimX(), adapt.getDimY(), 92 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, ptr); 93 } 94} 95 96void Allocation::uploadToBufferObject() 97{ 98 rsAssert(!mType->getDimY()); 99 rsAssert(!mType->getDimZ()); 100 101 //LOGE("uploadToTexture %i, lod %i", mTextureID, lodOffset); 102 103 if (!mBufferID) { 104 glGenBuffers(1, &mBufferID); 105 } 106 glBindBuffer(GL_ARRAY_BUFFER, mBufferID); 107 glBufferData(GL_ARRAY_BUFFER, mType->getSizeBytes(), getPtr(), GL_DYNAMIC_DRAW); 108 glBindBuffer(GL_ARRAY_BUFFER, 0); 109} 110 111void Allocation::data(const void *data) 112{ 113 memcpy(mPtr, data, mType->getSizeBytes()); 114} 115 116void Allocation::subData(uint32_t xoff, uint32_t count, const void *data) 117{ 118 uint32_t eSize = mType->getElementSizeBytes(); 119 uint8_t * ptr = static_cast<uint8_t *>(mPtr); 120 ptr += eSize * xoff; 121 memcpy(ptr, data, count * eSize); 122} 123 124void Allocation::subData(uint32_t xoff, uint32_t yoff, 125 uint32_t w, uint32_t h, const void *data) 126{ 127 uint32_t eSize = mType->getElementSizeBytes(); 128 uint32_t lineSize = eSize * w; 129 uint32_t destW = mType->getDimX(); 130 131 const uint8_t *src = static_cast<const uint8_t *>(data); 132 uint8_t *dst = static_cast<uint8_t *>(mPtr); 133 dst += eSize * (xoff + yoff * destW); 134 for (uint32_t line=yoff; line < (yoff+h); line++) { 135 uint8_t * ptr = static_cast<uint8_t *>(mPtr); 136 memcpy(dst, src, lineSize); 137 src += lineSize; 138 dst += destW * eSize; 139 } 140} 141 142void Allocation::subData(uint32_t xoff, uint32_t yoff, uint32_t zoff, 143 uint32_t w, uint32_t h, uint32_t d, const void *data) 144{ 145} 146 147 148 149///////////////// 150// 151 152 153namespace android { 154namespace renderscript { 155 156RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype) 157{ 158 const Type * type = static_cast<const Type *>(vtype); 159 160 Allocation * alloc = new Allocation(type); 161 return alloc; 162} 163 164RsAllocation rsi_AllocationCreatePredefSized(Context *rsc, RsElementPredefined t, size_t count) 165{ 166 RsElement e = rsi_ElementGetPredefined(rsc, t); 167 return rsi_AllocationCreateSized(rsc, e, count); 168} 169 170RsAllocation rsi_AllocationCreateSized(Context *rsc, RsElement e, size_t count) 171{ 172 Type * type = new Type(); 173 type->setDimX(count); 174 type->setElement(static_cast<Element *>(e)); 175 type->compute(); 176 return rsi_AllocationCreateTyped(rsc, type); 177} 178 179void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, uint32_t baseMipLevel) 180{ 181 Allocation *alloc = static_cast<Allocation *>(va); 182 alloc->uploadToTexture(baseMipLevel); 183} 184 185void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va) 186{ 187 Allocation *alloc = static_cast<Allocation *>(va); 188 alloc->uploadToBufferObject(); 189} 190 191void rsi_AllocationDestroy(Context *rsc, RsAllocation) 192{ 193} 194 195static void mip(const Adapter2D &out, const Adapter2D &in) 196{ 197 uint32_t w = out.getDimX(); 198 uint32_t h = out.getDimY(); 199 200 for (uint32_t y=0; y < w; y++) { 201 uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y)); 202 const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2)); 203 const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1)); 204 205 for (uint32_t x=0; x < h; x++) { 206 *oPtr = rsBoxFilter565(i1[0], i1[2], i2[0], i2[1]); 207 oPtr ++; 208 i1 += 2; 209 i2 += 2; 210 } 211 } 212 213} 214 215 216typedef void (*ElementConverter_t)(void *dst, const void *src, uint32_t count); 217 218static void elementConverter_cpy_16(void *dst, const void *src, uint32_t count) 219{ 220 memcpy(dst, src, count * 2); 221} 222static void elementConverter_cpy_8(void *dst, const void *src, uint32_t count) 223{ 224 memcpy(dst, src, count); 225} 226static void elementConverter_cpy_32(void *dst, const void *src, uint32_t count) 227{ 228 memcpy(dst, src, count * 4); 229} 230 231 232static void elementConverter_888_to_565(void *dst, const void *src, uint32_t count) 233{ 234 uint16_t *d = static_cast<uint16_t *>(dst); 235 const uint8_t *s = static_cast<const uint8_t *>(src); 236 237 while(count--) { 238 *d = rs888to565(s[0], s[1], s[2]); 239 d++; 240 s+= 3; 241 } 242} 243 244static void elementConverter_8888_to_565(void *dst, const void *src, uint32_t count) 245{ 246 uint16_t *d = static_cast<uint16_t *>(dst); 247 const uint8_t *s = static_cast<const uint8_t *>(src); 248 249 while(count--) { 250 *d = rs888to565(s[0], s[1], s[2]); 251 d++; 252 s+= 4; 253 } 254} 255 256static ElementConverter_t pickConverter(RsElementPredefined dstFmt, RsElementPredefined srcFmt) 257{ 258 if ((dstFmt == RS_ELEMENT_RGB_565) && 259 (srcFmt == RS_ELEMENT_RGB_565)) { 260 return elementConverter_cpy_16; 261 } 262 263 if ((dstFmt == RS_ELEMENT_RGB_565) && 264 (srcFmt == RS_ELEMENT_RGB_888)) { 265 return elementConverter_888_to_565; 266 } 267 268 if ((dstFmt == RS_ELEMENT_RGB_565) && 269 (srcFmt == RS_ELEMENT_RGBA_8888)) { 270 return elementConverter_8888_to_565; 271 } 272 273 274 LOGE("pickConverter, unsuported combo"); 275 return 0; 276} 277 278 279RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, uint32_t w, uint32_t h, RsElementPredefined dstFmt, RsElementPredefined srcFmt, bool genMips, const void *data) 280{ 281 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 282 rsi_TypeAdd(rsc, RS_DIMENSION_X, w); 283 rsi_TypeAdd(rsc, RS_DIMENSION_Y, h); 284 if (genMips) { 285 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 286 } 287 RsType type = rsi_TypeCreate(rsc); 288 289 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 290 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 291 if (texAlloc == NULL) { 292 LOGE("Memory allocation failure"); 293 return NULL; 294 } 295 texAlloc->incRef(); 296 297 ElementConverter_t cvt = pickConverter(dstFmt, srcFmt); 298 cvt(texAlloc->getPtr(), data, w * h); 299 300 if (genMips) { 301 Adapter2D adapt(texAlloc); 302 Adapter2D adapt2(texAlloc); 303 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 304 adapt.setLOD(lod); 305 adapt2.setLOD(lod + 1); 306 mip(adapt2, adapt); 307 } 308 } 309 310 return texAlloc; 311} 312 313RsAllocation rsi_AllocationCreateFromFile(Context *rsc, const char *file, bool genMips) 314{ 315 typedef struct _Win3xBitmapHeader 316 { 317 uint16_t type; 318 uint32_t totalSize; 319 uint32_t reserved; 320 uint32_t offset; 321 int32_t hdrSize; /* Size of this header in bytes */ 322 int32_t width; /* Image width in pixels */ 323 int32_t height; /* Image height in pixels */ 324 int16_t planes; /* Number of color planes */ 325 int16_t bpp; /* Number of bits per pixel */ 326 /* Fields added for Windows 3.x follow this line */ 327 int32_t compression; /* Compression methods used */ 328 int32_t sizeOfBitmap; /* Size of bitmap in bytes */ 329 int32_t horzResolution; /* Horizontal resolution in pixels per meter */ 330 int32_t vertResolution; /* Vertical resolution in pixels per meter */ 331 int32_t colorsUsed; /* Number of colors in the image */ 332 int32_t colorsImportant; /* Minimum number of important colors */ 333 } __attribute__((__packed__)) WIN3XBITMAPHEADER; 334 335 _Win3xBitmapHeader hdr; 336 337 FILE *f = fopen(file, "rb"); 338 if (f == NULL) { 339 LOGE("rsAllocationCreateFromBitmap failed to open file %s", file); 340 return NULL; 341 } 342 memset(&hdr, 0, sizeof(hdr)); 343 fread(&hdr, sizeof(hdr), 1, f); 344 345 if (hdr.bpp != 24) { 346 LOGE("Unsuported BMP type"); 347 fclose(f); 348 return NULL; 349 } 350 351 int32_t texWidth = rsHigherPow2(hdr.width); 352 int32_t texHeight = rsHigherPow2(hdr.height); 353 354 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 355 rsi_TypeAdd(rsc, RS_DIMENSION_X, texWidth); 356 rsi_TypeAdd(rsc, RS_DIMENSION_Y, texHeight); 357 if (genMips) { 358 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 359 } 360 RsType type = rsi_TypeCreate(rsc); 361 362 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 363 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 364 texAlloc->incRef(); 365 if (texAlloc == NULL) { 366 LOGE("Memory allocation failure"); 367 fclose(f); 368 return NULL; 369 } 370 371 // offset to letterbox if height is not pow2 372 Adapter2D adapt(texAlloc); 373 uint8_t * fileInBuf = new uint8_t[texWidth * 3]; 374 uint32_t yOffset = (hdr.width - hdr.height) / 2; 375 uint16_t *tmp = static_cast<uint16_t *>(adapt.getElement(0, yOffset)); 376 377 for (int y=0; y < hdr.height; y++) { 378 fseek(f, hdr.offset + (y*hdr.width*3), SEEK_SET); 379 fread(fileInBuf, 1, hdr.width * 3, f); 380 for(int x=0; x < hdr.width; x++) { 381 *tmp = rs888to565(fileInBuf[x*3], fileInBuf[x*3 + 1], fileInBuf[x*3 + 2]); 382 tmp++; 383 } 384 } 385 386 fclose(f); 387 delete [] fileInBuf; 388 389 if (genMips) { 390 Adapter2D adapt2(texAlloc); 391 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 392 adapt.setLOD(lod); 393 adapt2.setLOD(lod + 1); 394 mip(adapt2, adapt); 395 } 396 } 397 398 return texAlloc; 399} 400 401 402void rsi_AllocationData(Context *rsc, RsAllocation va, const void *data) 403{ 404 Allocation *a = static_cast<Allocation *>(va); 405 a->data(data); 406} 407 408void rsi_Allocation1DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t count, const void *data) 409{ 410 Allocation *a = static_cast<Allocation *>(va); 411 a->subData(xoff, count, data); 412} 413 414void rsi_Allocation2DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data) 415{ 416 Allocation *a = static_cast<Allocation *>(va); 417 a->subData(xoff, yoff, w, h, data); 418} 419 420 421} 422} 423