| 379 | } |
| 380 | |
| 381 | void SoftBlurInit(ImageData* inImage, ImageData* outImage, bool invert) |
| 382 | { |
| 383 | uint32* in = inImage->mBits; |
| 384 | uint32* out = outImage->mBits; |
| 385 | |
| 386 | int iw = inImage->mWidth; |
| 387 | int ih = inImage->mHeight; |
| 388 | int ow = outImage->mWidth; |
| 389 | int oh = outImage->mHeight; |
| 390 | |
| 391 | int ox = inImage->mX - outImage->mX; |
| 392 | int oy = inImage->mY - outImage->mY; |
| 393 | |
| 394 | if (!invert) |
| 395 | { |
| 396 | for (int y = 0; y < oh; y++) |
| 397 | for (int x = 0; x < ow; x++) |
| 398 | out[x+y*ow] = 0; |
| 399 | |
| 400 | for (int y = 0; y < ih; y++) |
| 401 | { |
| 402 | for (int x = 0; x < iw; x++) |
| 403 | { |
| 404 | int anAlpha = in[x+y*iw]>>24; |
| 405 | out[(x+ox)+(y+oy)*ow] = anAlpha * 256; |
| 406 | } |
| 407 | } |
| 408 | } |
| 409 | else |
| 410 | { |
| 411 | for (int y = 0; y < oh; y++) |
| 412 | for (int x = 0; x < ow; x++) |
| 413 | out[x+y*ow] = 255*256; |
| 414 | |
| 415 | for (int y = 0; y < ih; y++) |
| 416 | { |
| 417 | for (int x = 0; x < iw; x++) |
| 418 | { |
| 419 | int anAlpha = in[x+y*iw]>>24; |
| 420 | out[(x+ox)+(y+oy)*ow] = (255 - (anAlpha)) * 256; |
| 421 | } |
| 422 | } |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | void SoftBlur(uint32* data, int w, int h, float radius, uint32 defaultValue) |
| 427 | { |