rasterize()

void fl::XYPathRenderer::rasterize	(	float	from,
		float	to,
		int	steps,
		XYRasterU8Sparse &	raster,
		fl::function< u8(float)> *	optional_alpha_gen = nullptr )

Definition at line 79 of file xypath.cpp.hpp.

                                               {
    for (int i = 0; i < steps; ++i) {
        float alpha = fl::map_range<int, float>(i, 0, steps - 1, from, to);
        Tile2x2_u8 tile = at_subpixel(alpha);
        if (optional_alpha_gen) {
            // Scale the tile based on the alpha value.
            u8 a8 = (*optional_alpha_gen)(alpha);
            tile.scale(a8);
        }
        raster.rasterize(tile);
    }
}

References at_subpixel(), fl::map_range(), raster(), fl::Tile2x2_u8::scale(), and steps().

Referenced by ~XYPathRenderer().

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