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| 1 /* | 1 /* |
| 2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "SkMipMap.h" | 8 #include "SkMipMap.h" |
| 9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
| 10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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| 444 proc = proc_3_2; | 444 proc = proc_3_2; |
| 445 } | 445 } |
| 446 } else { // src-width is 2 | 446 } else { // src-width is 2 |
| 447 proc = proc_2_2; | 447 proc = proc_2_2; |
| 448 } | 448 } |
| 449 } | 449 } |
| 450 width = SkTMax(1, width >> 1); | 450 width = SkTMax(1, width >> 1); |
| 451 height = SkTMax(1, height >> 1); | 451 height = SkTMax(1, height >> 1); |
| 452 rowBytes = SkToU32(SkColorTypeMinRowBytes(ct, width)); | 452 rowBytes = SkToU32(SkColorTypeMinRowBytes(ct, width)); |
| 453 | 453 |
| 454 levels[i].fPixmap = SkPixmap(SkImageInfo::Make(width, height, ct, at), a
ddr, rowBytes); | 454 new (&levels[i].fPixmap) SkPixmap(SkImageInfo::Make(width, height, ct, a
t), addr, rowBytes); |
| 455 levels[i].fScale = SkSize::Make(SkIntToScalar(width) / src.width(), | 455 levels[i].fScale = SkSize::Make(SkIntToScalar(width) / src.width(), |
| 456 SkIntToScalar(height) / src.height()); | 456 SkIntToScalar(height) / src.height()); |
| 457 | 457 |
| 458 const SkPixmap& dstPM = levels[i].fPixmap; | 458 const SkPixmap& dstPM = levels[i].fPixmap; |
| 459 const void* srcBasePtr = srcPM.addr(); | 459 const void* srcBasePtr = srcPM.addr(); |
| 460 void* dstBasePtr = dstPM.writable_addr(); | 460 void* dstBasePtr = dstPM.writable_addr(); |
| 461 | 461 |
| 462 const size_t srcRB = srcPM.rowBytes(); | 462 const size_t srcRB = srcPM.rowBytes(); |
| 463 for (int y = 0; y < height; y++) { | 463 for (int y = 0; y < height; y++) { |
| 464 proc(dstBasePtr, srcBasePtr, srcRB, width); | 464 proc(dstBasePtr, srcBasePtr, srcRB, width); |
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| 580 return false; | 580 return false; |
| 581 } | 581 } |
| 582 if (index > fCount - 1) { | 582 if (index > fCount - 1) { |
| 583 return false; | 583 return false; |
| 584 } | 584 } |
| 585 if (levelPtr) { | 585 if (levelPtr) { |
| 586 *levelPtr = fLevels[index]; | 586 *levelPtr = fLevels[index]; |
| 587 } | 587 } |
| 588 return true; | 588 return true; |
| 589 } | 589 } |
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