All Questions
Tagged with algorithm 2d-graphics
6
questions
3
votes
1
answer
247
views
Algorithms for rendering overlapping (floating) windows in 2D
I'm trying to figure out a solution to a problem that looked simple at first: how to render overlapping windows in a 2D windowing system. Originally I was thinking about implementing a text-based UI ...
- 135
1
vote
0
answers
135
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Turning colorized comic-art into uncolorized monochrome (line-art-inks-only B&W), not just very-light-grayscale
I'm trying to figure out how to go about removing the "colorization" of comic/cartoon/manga/etc drawn-art inputs where the black-ink strokes ("the line-art") are to be retained ...
- 11
1
vote
1
answer
133
views
wall clock using bresenhams circle drawing algo
I am new to CG and I need to draw a wall clock using bresenhams circle algo . I have drawn a circle using this algo but how do I add minute and hour needle in it basically how do i add lines inside a ...
- 11
4
votes
2
answers
771
views
2D metaballs with marching squares and linear interpolation
I struggle do understand how linear interpolation works in the marching square rendering algorithm context.
I created simple example in GDScript (Godot) of random floating metaballs to demonstrate ...
- 141
1
vote
1
answer
2k
views
How can I draw a filled circle on a grid with the less rectangle as possible?
I have a grid with a variable width/height spacing. Let's say 100 horizontal lines separated by 80 pixels and 100 hundred vertical lines separated by 50 pixels.
Each cell of the grid in my logic have ...
- 183
5
votes
3
answers
1k
views
Explanation of the Marching Squares saddle points resolution
I was reading the Wikipedia entry on Marching Squares, and was confused by the explanation of the saddle point disambiguation:
Ambiguous Case:
Basically, given the saddle points, the ambiguity is ...
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