Module dda_line 

DDA (Digital Differential Analyzer) line interpolation algorithms.

Port of agg_dda_line.h — efficient line interpolation using integer arithmetic for rasterization.

Structs

Dda2LineInterpolator

Integer DDA line interpolator using Bresenham-style remainder tracking.

DdaLineInterpolator

Fixed-point DDA line interpolator with configurable precision.

LineBresenhamInterpolator

Bresenham line interpolator with subpixel precision.

Constants

SUBPIXEL_MASK

SUBPIXEL_SCALE

SUBPIXEL_SHIFT

Subpixel constants for Bresenham interpolator.

Functions

line_lr

Convert from high-resolution (subpixel) to low-resolution (pixel).