// Everything inside this method is rendered with transformation resulting from ModifyRenderMatrix.
protected virtual void OnRenderData(PaintEventArgs e)
{
try
{
int cells_count = 0;
int grid_cells_count = 0;
if (m_RenderGrids || m_RenderCells)
{
using (m_Navmesh.AcquireReadDataLock())
{
var grid_cells = m_Navmesh.dbg_GetGridCells();
if (m_RenderGrids)
{
foreach (Nav.GridCell grid_cell in grid_cells)
{
RenderHelper.Render(grid_cell, m_RenderCenter, e, m_RenderConnections, m_RenderIds);
}
grid_cells_count = grid_cells.Count;
}
if (m_RenderCells)
{
float max_move_cost_mult = 1;
foreach (Nav.GridCell grid_cell in grid_cells)
{
foreach (Nav.Cell cell in grid_cell.Cells)
{
RenderHelper.Render(cell, m_RenderCenter, e, m_RenderConnections, m_RenderIds, m_LastMaxMoveCostMult);
max_move_cost_mult = Math.Max(max_move_cost_mult, cell.MovementCostMult);
}
cells_count += grid_cell.Cells.Count;
}
m_LastMaxMoveCostMult = max_move_cost_mult;
}
}
}
if (m_RenderExploreCells || m_RenderExploreArea)
{
using (m_Explorer.AquireReadDataLock())
{
var explore_cells = m_Explorer.dbg_GetExploreCells();
foreach (Nav.ExploreCell explore_cell in explore_cells)
{
RenderHelper.Render(explore_cell, m_Explorer.ExploreDestPrecision, m_RenderCenter, e, m_RenderConnections, m_RenderIds);
if (m_RenderExploreArea)
{
RenderHelper.DrawString(e.Graphics, Brushes.Black, m_RenderCenter, explore_cell.Position, explore_cell.CellsArea().ToString(), 5);
}
}
}
}
if (m_RenderRegions)
{
var regions = m_Navmesh.Regions;
foreach (var region in regions)
{
RenderHelper.DrawRectangle(e.Graphics, Pens.Black, m_RenderCenter, region.area.Min, region.area.Max);
}
//Vec3 safe_point = m_Navigator.GetNearestGridCellOutsideAvoidAreas();
//if (!safe_point.IsEmpty)
// RenderHelper.DrawPoint(e.Graphics, Pens.Green, render_center, safe_point);
}
if (m_RenderAxis)
{
e.Graphics.DrawString("X", new Font("Arial", 6 / m_RenderScale), Brushes.Black, 25 / m_RenderScale, 0);
e.Graphics.DrawLine(RenderHelper.AXIS_PEN, -25 / m_RenderScale, 0, 25 / m_RenderScale, 0);
e.Graphics.DrawString("Y", new Font("Arial", 6 / m_RenderScale), Brushes.Black, 0, 25 / m_RenderScale);
e.Graphics.DrawLine(RenderHelper.AXIS_PEN, 0, -25 / m_RenderScale, 0, 25 / m_RenderScale);
}
if (!m_RenderOriginalPath && m_RenderPath)
{
DestType last_path_dest_type = DestType.None;
if (m_Navigator.TryGetPath(ref m_LastPath, ref last_path_dest_type))
{
m_LastPath.Insert(0, m_Navigator.CurrentPos);
}
RenderHelper.DrawLines(e.Graphics, RenderHelper.PATH_PEN, m_RenderCenter, m_LastPath, 1);
}
if (m_RenderBacktrackPath)
{
if (m_Navigator.TryGetBackTrackPath(ref m_LastBacktrackPath))
{
m_LastBacktrackPath.Insert(0, m_Navigator.CurrentPos);
}
RenderHelper.DrawLines(e.Graphics, Pens.Blue, m_RenderCenter, m_LastBacktrackPath, 1);
}
if (m_RenderPositionsHistory)
{
m_Navigator.TryGetDebugPositionsHistory(ref m_LastPositionsHistory);
RenderHelper.DrawLines(e.Graphics, Pens.Green, m_RenderCenter, m_LastPositionsHistory, 1);
}
if (!m_Navigator.CurrentPos.IsEmpty)
{
RenderHelper.DrawPoint(e.Graphics, Pens.Blue, m_RenderCenter, m_Navigator.CurrentPos);
}
if (!m_Navigator.Destination.IsEmpty)
{
RenderHelper.DrawPoint(e.Graphics, Pens.LightBlue, m_RenderCenter, m_Navigator.Destination);
}
{
Vec3 curr = m_Navigator.CurrentPos;
Vec3 dest = m_Navigator.Destination;
if (!curr.IsEmpty && !dest.IsEmpty)
{
if (m_RenderOriginalPath)
{
List <Vec3> path = new List <Vec3>();
m_Navigator.FindPath(curr, dest, MovementFlag.Walk, ref path, -1, false, false, 0, false, 0, false);
path.Insert(0, curr);
RenderHelper.DrawLines(e.Graphics, Pens.Black, m_RenderCenter, path, 1);
}
if (m_RenderRayCast)
{
Vec3 intersection = null;
RenderHelper.DrawLine(e.Graphics, m_Navmesh.RayCast2D(curr, dest, MovementFlag.Walk, ref intersection) ? Pens.Green : Pens.Red, m_RenderCenter, curr, intersection);
}
}
}
if (m_WaypointsPaths.Count > 0)
{
int waypoint_id = 1;
foreach (List <Vec3> p in m_WaypointsPaths)
{
if (p.Count > 0)
{
RenderHelper.DrawCircle(e.Graphics, Pens.Black, m_RenderCenter, p[0], 3);
RenderHelper.DrawString(e.Graphics, Brushes.Black, m_RenderCenter, p[0], waypoint_id.ToString(), 10);
}
RenderHelper.DrawLines(e.Graphics, Pens.Red, m_RenderCenter, p, 1);
++waypoint_id;
}
}
if (m_Bot != null)
{
//if (!m_Bot.Paused && m_CenterOnBot)
// m_RenderCenter = new PointF(m_Bot.Position.X, m_Bot.Position.Y);
m_Bot.Render(e.Graphics, m_RenderCenter);
}
}
catch (Exception)
{
}
}