Commit message (Collapse) | Author | Age | Files | Lines | |
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* | Test if we're dithering already before turning it on. (No functional change ↵ | Michael Drake | 2013-10-28 | 1 | -1/+6 |
| | | | | atm, but when bitmap tiling is moved into nsfb, error diffusion will be able to cross tile boundaries.) | ||||
* | Avoid repeating some calculations. | Michael Drake | 2013-10-27 | 1 | -15/+17 |
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* | Remove dead store. | Michael Drake | 2013-04-10 | 1 | -1/+0 |
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* | Add error diffusion to palette based rendering. Only used for bitmap and ↵ | Michael Drake | 2012-09-28 | 1 | -5/+125 |
| | | | | scaled bitmap plots. Doesn't do serpentine path, since that would need changes to the common bitmap rendering code. | ||||
* | Add palette object. Optimise matching colour in case where we chose the ↵ | Michael Drake | 2012-09-27 | 1 | -0/+111 |
palette. In other cases, we still have to seach all the colours, but that doesn't ever seem to be used. |