References

Pixel Format

• Include agg_pixfmt_rgb.h to have agg::pixfmt_rgb24 etc.
• Include agg_pixfmt_rgba.h to have agg::pixfmt_rgba32 etc.

Pixel formats with _pre suffix are for layering purposes.

Line Cap

From left to right

• agg::butt_cap
• agg::round_cap
• agg::square_cap

The SVG equivalent is the following.