Initializes the 3D engine.

Adds a Canvas3D to the given Panel p.

Check if array is sorted - useful for debugging

Check if array is sorted - useful for debugging

Check if array is sorted - useful for debugging

Draws a single line from (x1, y1, z1) to (x2, y2, z2).

Find and return longest prefix of s in TST

Exercise 1.3.28 (recursive variant of Exercise 1.3.27) Type 'Item' must implement interface Comparable

Return the smallest key on the priority queue. Throw an exception if no such key exists because the priority queue is empty.

Return minimum value in array, +infinity if no such value.

Is the mouse1 button pressed down?

Is the mouse2 button pressed down?

Is the mouse3 button pressed down?

Draws a square of side length 2r, centered on (x, y).

Draws a set of points at the given coordinates. For example, the first point is at (x[0], y[0], z[0]). Much more efficient than drawing individual poi

Draws a filled polygon with the given vertices. The vertices should be planar for a proper 2D polygon to be drawn.

Flush the output stream.

Returns the projection of this onto the given line. @param line Direction to project this vector onto @return This projected onto line

Insert key-value pair into BST If key already exists, update with new value

Insert key-value pair into the symbol table.