rsAllocation.cpp revision 334fd9aeacd4221fc8cd1333b2a34fb3b26b3a0d
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 19#include <GLES/gl.h> 20#include <GLES/glext.h> 21 22using namespace android; 23using namespace android::renderscript; 24 25Allocation::Allocation(const Type *type) 26{ 27 mPtr = NULL; 28 29 mCpuWrite = false; 30 mCpuRead = false; 31 mGpuWrite = false; 32 mGpuRead = false; 33 34 mReadWriteRatio = 0; 35 mUpdateSize = 0; 36 37 mIsTexture = false; 38 mTextureID = 0; 39 40 mIsVertexBuffer = false; 41 mBufferID = 0; 42 43 mType.set(type); 44 mPtr = malloc(mType->getSizeBytes()); 45 if (!mPtr) { 46 LOGE("Allocation::Allocation, alloc failure"); 47 } 48 49} 50 51Allocation::~Allocation() 52{ 53} 54 55void Allocation::setCpuWritable(bool) 56{ 57} 58 59void Allocation::setGpuWritable(bool) 60{ 61} 62 63void Allocation::setCpuReadable(bool) 64{ 65} 66 67void Allocation::setGpuReadable(bool) 68{ 69} 70 71bool Allocation::fixAllocation() 72{ 73 return false; 74} 75 76void Allocation::uploadToTexture(uint32_t lodOffset) 77{ 78 //rsAssert(!mTextureId); 79 rsAssert(lodOffset < mType->getLODCount()); 80 81 GLenum type = mType->getElement()->getGLType(); 82 GLenum format = mType->getElement()->getGLFormat(); 83 84 if (!type || !format) { 85 return; 86 } 87 88 if (!mTextureID) { 89 glGenTextures(1, &mTextureID); 90 } 91 glBindTexture(GL_TEXTURE_2D, mTextureID); 92 93 Adapter2D adapt(this); 94 for(uint32_t lod = 0; (lod + lodOffset) < mType->getLODCount(); lod++) { 95 adapt.setLOD(lod+lodOffset); 96 97 uint16_t * ptr = static_cast<uint16_t *>(adapt.getElement(0,0)); 98 glTexImage2D(GL_TEXTURE_2D, lod, format, 99 adapt.getDimX(), adapt.getDimY(), 100 0, format, type, ptr); 101 } 102} 103 104void Allocation::uploadToBufferObject() 105{ 106 rsAssert(!mType->getDimY()); 107 rsAssert(!mType->getDimZ()); 108 109 if (!mBufferID) { 110 glGenBuffers(1, &mBufferID); 111 } 112 glBindBuffer(GL_ARRAY_BUFFER, mBufferID); 113 glBufferData(GL_ARRAY_BUFFER, mType->getSizeBytes(), getPtr(), GL_DYNAMIC_DRAW); 114 glBindBuffer(GL_ARRAY_BUFFER, 0); 115} 116 117void Allocation::data(const void *data) 118{ 119 memcpy(mPtr, data, mType->getSizeBytes()); 120} 121 122void Allocation::subData(uint32_t xoff, uint32_t count, const void *data) 123{ 124 uint32_t eSize = mType->getElementSizeBytes(); 125 uint8_t * ptr = static_cast<uint8_t *>(mPtr); 126 ptr += eSize * xoff; 127 memcpy(ptr, data, count * eSize); 128} 129 130void Allocation::subData(uint32_t xoff, uint32_t yoff, 131 uint32_t w, uint32_t h, const void *data) 132{ 133 uint32_t eSize = mType->getElementSizeBytes(); 134 uint32_t lineSize = eSize * w; 135 uint32_t destW = mType->getDimX(); 136 137 const uint8_t *src = static_cast<const uint8_t *>(data); 138 uint8_t *dst = static_cast<uint8_t *>(mPtr); 139 dst += eSize * (xoff + yoff * destW); 140 for (uint32_t line=yoff; line < (yoff+h); line++) { 141 uint8_t * ptr = static_cast<uint8_t *>(mPtr); 142 memcpy(dst, src, lineSize); 143 src += lineSize; 144 dst += destW * eSize; 145 } 146} 147 148void Allocation::subData(uint32_t xoff, uint32_t yoff, uint32_t zoff, 149 uint32_t w, uint32_t h, uint32_t d, const void *data) 150{ 151} 152 153 154 155///////////////// 156// 157 158 159namespace android { 160namespace renderscript { 161 162RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype) 163{ 164 const Type * type = static_cast<const Type *>(vtype); 165 166 Allocation * alloc = new Allocation(type); 167 alloc->incRef(); 168 return alloc; 169} 170 171RsAllocation rsi_AllocationCreatePredefSized(Context *rsc, RsElementPredefined t, size_t count) 172{ 173 RsElement e = rsi_ElementGetPredefined(rsc, t); 174 return rsi_AllocationCreateSized(rsc, e, count); 175} 176 177RsAllocation rsi_AllocationCreateSized(Context *rsc, RsElement e, size_t count) 178{ 179 Type * type = new Type(); 180 type->setDimX(count); 181 type->setElement(static_cast<Element *>(e)); 182 type->compute(); 183 return rsi_AllocationCreateTyped(rsc, type); 184} 185 186void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, uint32_t baseMipLevel) 187{ 188 Allocation *alloc = static_cast<Allocation *>(va); 189 alloc->uploadToTexture(baseMipLevel); 190} 191 192void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va) 193{ 194 Allocation *alloc = static_cast<Allocation *>(va); 195 alloc->uploadToBufferObject(); 196} 197 198void rsi_AllocationDestroy(Context *rsc, RsAllocation) 199{ 200} 201 202static void mip565(const Adapter2D &out, const Adapter2D &in) 203{ 204 uint32_t w = out.getDimX(); 205 uint32_t h = out.getDimY(); 206 207 for (uint32_t y=0; y < w; y++) { 208 uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y)); 209 const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2)); 210 const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1)); 211 212 for (uint32_t x=0; x < h; x++) { 213 *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]); 214 oPtr ++; 215 i1 += 2; 216 i2 += 2; 217 } 218 } 219} 220 221static void mip8888(const Adapter2D &out, const Adapter2D &in) 222{ 223 uint32_t w = out.getDimX(); 224 uint32_t h = out.getDimY(); 225 226 for (uint32_t y=0; y < w; y++) { 227 uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y)); 228 const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2)); 229 const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1)); 230 231 for (uint32_t x=0; x < h; x++) { 232 *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]); 233 oPtr ++; 234 i1 += 2; 235 i2 += 2; 236 } 237 } 238 239} 240 241 242typedef void (*ElementConverter_t)(void *dst, const void *src, uint32_t count); 243 244static void elementConverter_cpy_16(void *dst, const void *src, uint32_t count) 245{ 246 memcpy(dst, src, count * 2); 247} 248static void elementConverter_cpy_8(void *dst, const void *src, uint32_t count) 249{ 250 memcpy(dst, src, count); 251} 252static void elementConverter_cpy_32(void *dst, const void *src, uint32_t count) 253{ 254 memcpy(dst, src, count * 4); 255} 256 257 258static void elementConverter_888_to_565(void *dst, const void *src, uint32_t count) 259{ 260 uint16_t *d = static_cast<uint16_t *>(dst); 261 const uint8_t *s = static_cast<const uint8_t *>(src); 262 263 while(count--) { 264 *d = rs888to565(s[0], s[1], s[2]); 265 d++; 266 s+= 3; 267 } 268} 269 270static void elementConverter_8888_to_565(void *dst, const void *src, uint32_t count) 271{ 272 uint16_t *d = static_cast<uint16_t *>(dst); 273 const uint8_t *s = static_cast<const uint8_t *>(src); 274 275 while(count--) { 276 *d = rs888to565(s[0], s[1], s[2]); 277 d++; 278 s+= 4; 279 } 280} 281 282static ElementConverter_t pickConverter(RsElementPredefined dstFmt, RsElementPredefined srcFmt) 283{ 284 if ((dstFmt == RS_ELEMENT_RGB_565) && 285 (srcFmt == RS_ELEMENT_RGB_565)) { 286 return elementConverter_cpy_16; 287 } 288 289 if ((dstFmt == RS_ELEMENT_RGB_565) && 290 (srcFmt == RS_ELEMENT_RGB_888)) { 291 return elementConverter_888_to_565; 292 } 293 294 if ((dstFmt == RS_ELEMENT_RGB_565) && 295 (srcFmt == RS_ELEMENT_RGBA_8888)) { 296 return elementConverter_8888_to_565; 297 } 298 299 if ((dstFmt == RS_ELEMENT_RGBA_8888) && 300 (srcFmt == RS_ELEMENT_RGBA_8888)) { 301 return elementConverter_cpy_32; 302 } 303 304 LOGE("pickConverter, unsuported combo"); 305 return 0; 306} 307 308 309RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, uint32_t w, uint32_t h, RsElementPredefined dstFmt, RsElementPredefined srcFmt, bool genMips, const void *data) 310{ 311 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 312 rsi_TypeAdd(rsc, RS_DIMENSION_X, w); 313 rsi_TypeAdd(rsc, RS_DIMENSION_Y, h); 314 if (genMips) { 315 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 316 } 317 RsType type = rsi_TypeCreate(rsc); 318 319 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 320 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 321 if (texAlloc == NULL) { 322 LOGE("Memory allocation failure"); 323 return NULL; 324 } 325 texAlloc->incRef(); 326 327 ElementConverter_t cvt = pickConverter(dstFmt, srcFmt); 328 cvt(texAlloc->getPtr(), data, w * h); 329 330 if (genMips) { 331 Adapter2D adapt(texAlloc); 332 Adapter2D adapt2(texAlloc); 333 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 334 adapt.setLOD(lod); 335 adapt2.setLOD(lod + 1); 336 mip565(adapt2, adapt); 337 } 338 } 339 340 return texAlloc; 341} 342 343RsAllocation rsi_AllocationCreateFromFile(Context *rsc, const char *file, bool genMips) 344{ 345 bool use32bpp = false; 346 347 typedef struct _Win3xBitmapHeader 348 { 349 uint16_t type; 350 uint32_t totalSize; 351 uint32_t reserved; 352 uint32_t offset; 353 int32_t hdrSize; /* Size of this header in bytes */ 354 int32_t width; /* Image width in pixels */ 355 int32_t height; /* Image height in pixels */ 356 int16_t planes; /* Number of color planes */ 357 int16_t bpp; /* Number of bits per pixel */ 358 /* Fields added for Windows 3.x follow this line */ 359 int32_t compression; /* Compression methods used */ 360 int32_t sizeOfBitmap; /* Size of bitmap in bytes */ 361 int32_t horzResolution; /* Horizontal resolution in pixels per meter */ 362 int32_t vertResolution; /* Vertical resolution in pixels per meter */ 363 int32_t colorsUsed; /* Number of colors in the image */ 364 int32_t colorsImportant; /* Minimum number of important colors */ 365 } __attribute__((__packed__)) WIN3XBITMAPHEADER; 366 367 _Win3xBitmapHeader hdr; 368 369 FILE *f = fopen(file, "rb"); 370 if (f == NULL) { 371 LOGE("rsAllocationCreateFromBitmap failed to open file %s", file); 372 return NULL; 373 } 374 memset(&hdr, 0, sizeof(hdr)); 375 fread(&hdr, sizeof(hdr), 1, f); 376 377 if (hdr.bpp != 24) { 378 LOGE("Unsuported BMP type"); 379 fclose(f); 380 return NULL; 381 } 382 383 int32_t texWidth = rsHigherPow2(hdr.width); 384 int32_t texHeight = rsHigherPow2(hdr.height); 385 386 if (use32bpp) { 387 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGBA_8888)); 388 } else { 389 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 390 } 391 rsi_TypeAdd(rsc, RS_DIMENSION_X, texWidth); 392 rsi_TypeAdd(rsc, RS_DIMENSION_Y, texHeight); 393 if (genMips) { 394 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 395 } 396 RsType type = rsi_TypeCreate(rsc); 397 398 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 399 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 400 texAlloc->incRef(); 401 if (texAlloc == NULL) { 402 LOGE("Memory allocation failure"); 403 fclose(f); 404 return NULL; 405 } 406 407 // offset to letterbox if height is not pow2 408 Adapter2D adapt(texAlloc); 409 uint8_t * fileInBuf = new uint8_t[texWidth * 3]; 410 uint32_t yOffset = (hdr.width - hdr.height) / 2; 411 412 if (use32bpp) { 413 uint8_t *tmp = static_cast<uint8_t *>(adapt.getElement(0, yOffset)); 414 for (int y=0; y < hdr.height; y++) { 415 fseek(f, hdr.offset + (y*hdr.width*3), SEEK_SET); 416 fread(fileInBuf, 1, hdr.width * 3, f); 417 for(int x=0; x < hdr.width; x++) { 418 tmp[0] = fileInBuf[x*3 + 2]; 419 tmp[1] = fileInBuf[x*3 + 1]; 420 tmp[2] = fileInBuf[x*3]; 421 tmp[3] = 0xff; 422 tmp += 4; 423 } 424 } 425 } else { 426 uint16_t *tmp = static_cast<uint16_t *>(adapt.getElement(0, yOffset)); 427 for (int y=0; y < hdr.height; y++) { 428 fseek(f, hdr.offset + (y*hdr.width*3), SEEK_SET); 429 fread(fileInBuf, 1, hdr.width * 3, f); 430 for(int x=0; x < hdr.width; x++) { 431 *tmp = rs888to565(fileInBuf[x*3 + 2], fileInBuf[x*3 + 1], fileInBuf[x*3]); 432 tmp++; 433 } 434 } 435 } 436 437 fclose(f); 438 delete [] fileInBuf; 439 440 if (genMips) { 441 Adapter2D adapt2(texAlloc); 442 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 443 adapt.setLOD(lod); 444 adapt2.setLOD(lod + 1); 445 if (use32bpp) { 446 mip8888(adapt2, adapt); 447 } else { 448 mip565(adapt2, adapt); 449 } 450 } 451 } 452 453 return texAlloc; 454} 455 456 457void rsi_AllocationData(Context *rsc, RsAllocation va, const void *data) 458{ 459 Allocation *a = static_cast<Allocation *>(va); 460 a->data(data); 461} 462 463void rsi_Allocation1DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t count, const void *data) 464{ 465 Allocation *a = static_cast<Allocation *>(va); 466 a->subData(xoff, count, data); 467} 468 469void rsi_Allocation2DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data) 470{ 471 Allocation *a = static_cast<Allocation *>(va); 472 a->subData(xoff, yoff, w, h, data); 473} 474 475 476} 477} 478