SnapGizmoRenderCommandTile CreateTileRenderCommand(Vector3 worldPosition)
{
var command = new SnapGizmoRenderCommandTile();
command.worldPosition = worldPosition;
command.drawColor = Color.white;
command.drawWireframe = false;
command.CalculateDistanceToCamera(EditorData.worldToCamera);
return(command);
}
void RenderScene()
{
var renderCommands = new List <SnapGizmoRenderCommand>();
foreach (var entry in MarkerRegistry.MarkerStates)
{
var position = entry.Key;
var state = entry.Value;
if (state.GroundTiles.Contains(DungeonConstants.ST_GROUND))
{
var worldPosition = position * GridCellSize;
var command = CreateTileRenderCommand(worldPosition);
command.CalculateDistanceToCamera(EditorData.worldToCamera);
renderCommands.Add(command);
}
}
// Cursor command
{
var cursorWorldPos = EditorData.cursorPosition * GridCellSize;
var cursorCommand = CreateTileRenderCommand(cursorWorldPos);
cursorCommand.drawColor = Color.red;
cursorCommand.drawWireframe = true;
cursorCommand.CalculateDistanceToCamera(EditorData.worldToCamera);
renderCommands.Add(cursorCommand);
// Create an overlay for blocked cursor region
var cursorOverlayCommand = new SnapGizmoRenderCommandTile();
cursorOverlayCommand.worldPosition = EditorData.cursorPosition * GridCellSize;
cursorOverlayCommand.drawColor = new Color(1, 0, 0, .25f);
cursorOverlayCommand.drawWireframe = true;
cursorOverlayCommand.DistanceToCamera = 0; // Force a draw on top of everything
renderCommands.Add(cursorOverlayCommand);
}
// Sort based on depth from camera
var depthSortedCommands = renderCommands.OrderByDescending(o => o.DistanceToCamera).ToArray();
// Draw the commands
foreach (var command in depthSortedCommands)
{
command.Draw(this);
}
}