public static void PlotRP2Lines(DisposableIterator rp2_lines_iterator,
UnityEngine.Color colour,
Style style)
{
UnityEngine.GL.Color(colour);
// First evaluate the total size of the lines.
int size = 0;
for (;
!rp2_lines_iterator.IteratorAtEnd();
rp2_lines_iterator.IteratorIncrement())
{
using (DisposableIterator rp2_line_iterator =
rp2_lines_iterator.IteratorGetRP2LinesIterator()) {
size += rp2_line_iterator.IteratorSize();
}
}
// Reset the iterator and do the actual plotting.
rp2_lines_iterator.IteratorReset();
int index = 0;
for (;
!rp2_lines_iterator.IteratorAtEnd();
rp2_lines_iterator.IteratorIncrement())
{
using (DisposableIterator rp2_line_iterator =
rp2_lines_iterator.IteratorGetRP2LinesIterator()) {
XY?previous_rp2_point = null;
for (;
!rp2_line_iterator.IteratorAtEnd();
rp2_line_iterator.IteratorIncrement())
{
XY current_rp2_point = ToScreen(
rp2_line_iterator.IteratorGetRP2LineXY());
if (previous_rp2_point.HasValue)
{
if (style == Style.Faded)
{
colour.a = 1 - (float)(4 * index) / (float)(5 * size);
UnityEngine.GL.Color(colour);
}
if (style != Style.Dashed || index % 2 == 1)
{
UnityEngine.GL.Vertex3((float)previous_rp2_point.Value.x,
(float)previous_rp2_point.Value.y,
0);
UnityEngine.GL.Vertex3((float)current_rp2_point.x,
(float)current_rp2_point.y,
0);
}
}
previous_rp2_point = current_rp2_point;
++index;
}
}
}
}
