| 98 | } |
| 99 | |
| 100 | void kernel(Bitmap& bmp) |
| 101 | { |
| 102 | for (unsigned y=0; y<bmp.height; ++y) { |
| 103 | for (unsigned x=0; x<bmp.width; ++x) { |
| 104 | int offset = x + y * bmp.width; |
| 105 | int juliaVal= julia(x, y, bmp.width, bmp.height); |
| 106 | bmp.ptr[offset*4 + 0] = 255 * juliaVal; |
| 107 | bmp.ptr[offset*4 + 1] = 0; |
| 108 | bmp.ptr[offset*4 + 2] = 0; |
| 109 | bmp.ptr[offset*4 + 3] = 255; |
| 110 | } |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | int julia(int x, int y, int width, int height) |
| 115 | { |