rsAllocation.cpp revision 992a0b70d8fd7a14f0c57bc3c7e16c1f269a6609
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 return alloc; 168} 169 170RsAllocation rsi_AllocationCreatePredefSized(Context *rsc, RsElementPredefined t, size_t count) 171{ 172 RsElement e = rsi_ElementGetPredefined(rsc, t); 173 return rsi_AllocationCreateSized(rsc, e, count); 174} 175 176RsAllocation rsi_AllocationCreateSized(Context *rsc, RsElement e, size_t count) 177{ 178 Type * type = new Type(); 179 type->setDimX(count); 180 type->setElement(static_cast<Element *>(e)); 181 type->compute(); 182 return rsi_AllocationCreateTyped(rsc, type); 183} 184 185void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, uint32_t baseMipLevel) 186{ 187 Allocation *alloc = static_cast<Allocation *>(va); 188 alloc->uploadToTexture(baseMipLevel); 189} 190 191void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va) 192{ 193 Allocation *alloc = static_cast<Allocation *>(va); 194 alloc->uploadToBufferObject(); 195} 196 197void rsi_AllocationDestroy(Context *rsc, RsAllocation) 198{ 199} 200 201static void mip565(const Adapter2D &out, const Adapter2D &in) 202{ 203 uint32_t w = out.getDimX(); 204 uint32_t h = out.getDimY(); 205 206 for (uint32_t y=0; y < w; y++) { 207 uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y)); 208 const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2)); 209 const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1)); 210 211 for (uint32_t x=0; x < h; x++) { 212 *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]); 213 oPtr ++; 214 i1 += 2; 215 i2 += 2; 216 } 217 } 218} 219 220static void mip8888(const Adapter2D &out, const Adapter2D &in) 221{ 222 uint32_t w = out.getDimX(); 223 uint32_t h = out.getDimY(); 224 225 for (uint32_t y=0; y < w; y++) { 226 uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y)); 227 const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2)); 228 const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1)); 229 230 for (uint32_t x=0; x < h; x++) { 231 *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]); 232 oPtr ++; 233 i1 += 2; 234 i2 += 2; 235 } 236 } 237 238} 239 240 241typedef void (*ElementConverter_t)(void *dst, const void *src, uint32_t count); 242 243static void elementConverter_cpy_16(void *dst, const void *src, uint32_t count) 244{ 245 memcpy(dst, src, count * 2); 246} 247static void elementConverter_cpy_8(void *dst, const void *src, uint32_t count) 248{ 249 memcpy(dst, src, count); 250} 251static void elementConverter_cpy_32(void *dst, const void *src, uint32_t count) 252{ 253 memcpy(dst, src, count * 4); 254} 255 256 257static void elementConverter_888_to_565(void *dst, const void *src, uint32_t count) 258{ 259 uint16_t *d = static_cast<uint16_t *>(dst); 260 const uint8_t *s = static_cast<const uint8_t *>(src); 261 262 while(count--) { 263 *d = rs888to565(s[0], s[1], s[2]); 264 d++; 265 s+= 3; 266 } 267} 268 269static void elementConverter_8888_to_565(void *dst, const void *src, uint32_t count) 270{ 271 uint16_t *d = static_cast<uint16_t *>(dst); 272 const uint8_t *s = static_cast<const uint8_t *>(src); 273 274 while(count--) { 275 *d = rs888to565(s[0], s[1], s[2]); 276 d++; 277 s+= 4; 278 } 279} 280 281static ElementConverter_t pickConverter(RsElementPredefined dstFmt, RsElementPredefined srcFmt) 282{ 283 if ((dstFmt == RS_ELEMENT_RGB_565) && 284 (srcFmt == RS_ELEMENT_RGB_565)) { 285 return elementConverter_cpy_16; 286 } 287 288 if ((dstFmt == RS_ELEMENT_RGB_565) && 289 (srcFmt == RS_ELEMENT_RGB_888)) { 290 return elementConverter_888_to_565; 291 } 292 293 if ((dstFmt == RS_ELEMENT_RGB_565) && 294 (srcFmt == RS_ELEMENT_RGBA_8888)) { 295 return elementConverter_8888_to_565; 296 } 297 298 if ((dstFmt == RS_ELEMENT_RGBA_8888) && 299 (srcFmt == RS_ELEMENT_RGBA_8888)) { 300 return elementConverter_cpy_32; 301 } 302 303 LOGE("pickConverter, unsuported combo"); 304 return 0; 305} 306 307 308RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, uint32_t w, uint32_t h, RsElementPredefined dstFmt, RsElementPredefined srcFmt, bool genMips, const void *data) 309{ 310 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 311 rsi_TypeAdd(rsc, RS_DIMENSION_X, w); 312 rsi_TypeAdd(rsc, RS_DIMENSION_Y, h); 313 if (genMips) { 314 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 315 } 316 RsType type = rsi_TypeCreate(rsc); 317 318 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 319 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 320 if (texAlloc == NULL) { 321 LOGE("Memory allocation failure"); 322 return NULL; 323 } 324 texAlloc->incRef(); 325 326 ElementConverter_t cvt = pickConverter(dstFmt, srcFmt); 327 cvt(texAlloc->getPtr(), data, w * h); 328 329 if (genMips) { 330 Adapter2D adapt(texAlloc); 331 Adapter2D adapt2(texAlloc); 332 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 333 adapt.setLOD(lod); 334 adapt2.setLOD(lod + 1); 335 mip565(adapt2, adapt); 336 } 337 } 338 339 return texAlloc; 340} 341 342RsAllocation rsi_AllocationCreateFromFile(Context *rsc, const char *file, bool genMips) 343{ 344 bool use32bpp = false; 345 346 typedef struct _Win3xBitmapHeader 347 { 348 uint16_t type; 349 uint32_t totalSize; 350 uint32_t reserved; 351 uint32_t offset; 352 int32_t hdrSize; /* Size of this header in bytes */ 353 int32_t width; /* Image width in pixels */ 354 int32_t height; /* Image height in pixels */ 355 int16_t planes; /* Number of color planes */ 356 int16_t bpp; /* Number of bits per pixel */ 357 /* Fields added for Windows 3.x follow this line */ 358 int32_t compression; /* Compression methods used */ 359 int32_t sizeOfBitmap; /* Size of bitmap in bytes */ 360 int32_t horzResolution; /* Horizontal resolution in pixels per meter */ 361 int32_t vertResolution; /* Vertical resolution in pixels per meter */ 362 int32_t colorsUsed; /* Number of colors in the image */ 363 int32_t colorsImportant; /* Minimum number of important colors */ 364 } __attribute__((__packed__)) WIN3XBITMAPHEADER; 365 366 _Win3xBitmapHeader hdr; 367 368 FILE *f = fopen(file, "rb"); 369 if (f == NULL) { 370 LOGE("rsAllocationCreateFromBitmap failed to open file %s", file); 371 return NULL; 372 } 373 memset(&hdr, 0, sizeof(hdr)); 374 fread(&hdr, sizeof(hdr), 1, f); 375 376 if (hdr.bpp != 24) { 377 LOGE("Unsuported BMP type"); 378 fclose(f); 379 return NULL; 380 } 381 382 int32_t texWidth = rsHigherPow2(hdr.width); 383 int32_t texHeight = rsHigherPow2(hdr.height); 384 385 if (use32bpp) { 386 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGBA_8888)); 387 } else { 388 rsi_TypeBegin(rsc, rsi_ElementGetPredefined(rsc, RS_ELEMENT_RGB_565)); 389 } 390 rsi_TypeAdd(rsc, RS_DIMENSION_X, texWidth); 391 rsi_TypeAdd(rsc, RS_DIMENSION_Y, texHeight); 392 if (genMips) { 393 rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1); 394 } 395 RsType type = rsi_TypeCreate(rsc); 396 397 RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type); 398 Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc); 399 texAlloc->incRef(); 400 if (texAlloc == NULL) { 401 LOGE("Memory allocation failure"); 402 fclose(f); 403 return NULL; 404 } 405 406 // offset to letterbox if height is not pow2 407 Adapter2D adapt(texAlloc); 408 uint8_t * fileInBuf = new uint8_t[texWidth * 3]; 409 uint32_t yOffset = (hdr.width - hdr.height) / 2; 410 411 if (use32bpp) { 412 uint8_t *tmp = static_cast<uint8_t *>(adapt.getElement(0, yOffset)); 413 for (int y=0; y < hdr.height; y++) { 414 fseek(f, hdr.offset + (y*hdr.width*3), SEEK_SET); 415 fread(fileInBuf, 1, hdr.width * 3, f); 416 for(int x=0; x < hdr.width; x++) { 417 tmp[0] = fileInBuf[x*3 + 2]; 418 tmp[1] = fileInBuf[x*3 + 1]; 419 tmp[2] = fileInBuf[x*3]; 420 tmp[3] = 0xff; 421 tmp += 4; 422 } 423 } 424 } else { 425 uint16_t *tmp = static_cast<uint16_t *>(adapt.getElement(0, yOffset)); 426 for (int y=0; y < hdr.height; y++) { 427 fseek(f, hdr.offset + (y*hdr.width*3), SEEK_SET); 428 fread(fileInBuf, 1, hdr.width * 3, f); 429 for(int x=0; x < hdr.width; x++) { 430 *tmp = rs888to565(fileInBuf[x*3 + 2], fileInBuf[x*3 + 1], fileInBuf[x*3]); 431 tmp++; 432 } 433 } 434 } 435 436 fclose(f); 437 delete [] fileInBuf; 438 439 if (genMips) { 440 Adapter2D adapt2(texAlloc); 441 for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) { 442 adapt.setLOD(lod); 443 adapt2.setLOD(lod + 1); 444 if (use32bpp) { 445 mip8888(adapt2, adapt); 446 } else { 447 mip565(adapt2, adapt); 448 } 449 } 450 } 451 452 return texAlloc; 453} 454 455 456void rsi_AllocationData(Context *rsc, RsAllocation va, const void *data) 457{ 458 Allocation *a = static_cast<Allocation *>(va); 459 a->data(data); 460} 461 462void rsi_Allocation1DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t count, const void *data) 463{ 464 Allocation *a = static_cast<Allocation *>(va); 465 a->subData(xoff, count, data); 466} 467 468void rsi_Allocation2DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data) 469{ 470 Allocation *a = static_cast<Allocation *>(va); 471 a->subData(xoff, yoff, w, h, data); 472} 473 474 475} 476} 477