| 1012 | } |
| 1013 | |
| 1014 | GBitmap* GBitmap::createPaddedBitmap() const |
| 1015 | { |
| 1016 | if (isPow2(getWidth()) && isPow2(getHeight())) |
| 1017 | return NULL; |
| 1018 | |
| 1019 | AssertFatal(getNumMipLevels() == 1, |
| 1020 | "Cannot have non-pow2 bitmap with miplevels"); |
| 1021 | |
| 1022 | U32 width = getWidth(); |
| 1023 | U32 height = getHeight(); |
| 1024 | |
| 1025 | U32 newWidth = getNextPow2(getWidth()); |
| 1026 | U32 newHeight = getNextPow2(getHeight()); |
| 1027 | |
| 1028 | GBitmap* pReturn = new GBitmap(newWidth, newHeight, false, getFormat()); |
| 1029 | |
| 1030 | for (U32 i = 0; i < height; i++) |
| 1031 | { |
| 1032 | U8* pDest = (U8*)pReturn->getAddress(0, i); |
| 1033 | const U8* pSrc = (const U8*)getAddress(0, i); |
| 1034 | |
| 1035 | dMemcpy(pDest, pSrc, width * mBytesPerPixel); |
| 1036 | |
| 1037 | pDest += width * mBytesPerPixel; |
| 1038 | // set the src pixel to the last pixel in the row |
| 1039 | const U8 *pSrcPixel = pDest - mBytesPerPixel; |
| 1040 | |
| 1041 | for(U32 j = width; j < newWidth; j++) |
| 1042 | for(U32 k = 0; k < mBytesPerPixel; k++) |
| 1043 | *pDest++ = pSrcPixel[k]; |
| 1044 | } |
| 1045 | |
| 1046 | for(U32 i = height; i < newHeight; i++) |
| 1047 | { |
| 1048 | U8* pDest = (U8*)pReturn->getAddress(0, i); |
| 1049 | U8* pSrc = (U8*)pReturn->getAddress(0, height-1); |
| 1050 | dMemcpy(pDest, pSrc, newWidth * mBytesPerPixel); |
| 1051 | } |
| 1052 | |
| 1053 | return pReturn; |
| 1054 | } |
| 1055 | |
| 1056 | GBitmap* GBitmap::createPow2Bitmap() const |
| 1057 | { |
nothing calls this directly
no test coverage detected