.DrawRivet JSR VduPoint \ Draw a point at (X, Y) DEY \ Draw a point at (X, Y - 1) JSR VduPoint DEY \ Draw a point at (X, Y - 2) JSR VduPoint DEY \ Draw a point at (X, Y - 3) JSR VduPoint INX \ Draw a point at (X + 1, Y - 3) JSR VduPoint INY \ Draw a point at (X + 1, Y - 2) JSR VduPoint INY \ Draw a point at (X + 1, Y - 1) JSR VduPoint INY \ Draw a point at (X + 1, Y) JSR VduPoint DEX \ Restore X to its original value RTS \ Return from the subroutineName: DrawRivet [Show more] Type: Subroutine Category: Graphics Summary: Draw a square rivet (2 pixels across, 4 pixels high)Context: See this subroutine in context in the source code References: This subroutine is called as follows: * DrawCanopy calls DrawRivet

Arguments: X The x-coordinate of the top-left corner of the rivet Y The y-coordinate of the top-left corner of the rivet

[X]

Subroutine VduPoint (category: Graphics)

Draw a point on-screen using the standard VDU routines