GNU Astronomy Utilities - Tasks: task #13563, No need for polygon calculation...
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task #13563: No need for polygon calculation when simple transformations are needed
Submitter: | Mohammad Akhlaghi <makhlaghi> | ||
Submitted: | Mon 20 Apr 2015 06:26:00 AM UTC | ||
Should Start On: | Sun 19 Apr 2015 03:00:00 PM UTC | Should be Finished on: | Sun 19 Apr 2015 03:00:00 PM UTC |
Category: | Warp | Priority: | 3 - Low |
Item Group: | Enhancement | Status: | Postponed |
Privacy: | Public | Percent Complete: | 0% |
Assigned to: | None | Open/Closed: | Open |
Effort: | 0.00 |
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When the final matrix is just a simple scaling which is a multiple of the width and height of the image, or it is just a flipping, there is no need to go through all the area calculations and waste time. Write some simple functions to do these jobs and avoid the polygon clipping calculations.