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line: draw a line from a to b #6

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opened 2026-08-30 11:00:49 +02:00 by ShatteredMINT · 1 comment
ShatteredMINT commented 2026-08-30 11:00:49 +02:00
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Description

Draws a line between two points

ABI suggestion

r1 = colour
r2 = xA
r3 = yA
r4 = xB
r5 = yB

no result
## Description Draws a line between two points ## ABI suggestion ```asm r1 = colour r2 = xA r3 = yA r4 = xB r5 = yB no result ```
ShatteredMINT added the enhancement label 2026-08-30 11:00:49 +02:00
ShatteredMINT added this to the Graphics API project 2026-08-30 11:00:49 +02:00
ShatteredMINT moved this to accepted in Graphics API on 2026-08-30 11:01:37 +02:00
Micha_i commented 2026-08-30 20:41:26 +02:00
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Algorithm suggestion: Bresenham's line algorithm.
It allows drawing pixel-by-pixel of a straight line.
It's extension, the Midpoint circle algorithm can be used to draw circles and ellipses.

Algorithm suggestion: [Bresenham's line algorithm](https://en.wikipedia.org/wiki/Bresenham%27s_line_algorithm). It allows drawing pixel-by-pixel of a straight line. It's extension, the [Midpoint circle algorithm](https://en.wikipedia.org/wiki/Midpoint_circle_algorithm) can be used to draw circles and ellipses.
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Reference: TCShenanigans/symphony_stdlib#6