protected override void LoadSpecific()
{
// If a height map was set then load it
if (m_HeightMapName != "")
{
m_HeightMap = RenderManager.Instance.LoadTexture2D(m_HeightMapName);
if (m_HeightMap != null)
{
// Height map loaded so create quad vertex data
m_QuadTree = new QuadTree(this, m_HeightMap);
// m_TerrainInfo = new QuadTreeTerrainInfo(m_HeightMap);
// Any extra information that is required...
}
}
// Load any info after this
base.LoadSpecific();
}
/// <summary>
/// QuadNode constructor
/// </summary>
/// <param name="nodeType">Type of node.</param>
/// <param name="nodeSize">Width/Height of node (# of vertices across - 1).</param>
/// <param name="nodeDepth">Depth of current node</param>
/// <param name="parent">Parent QuadNode</param>
/// <param name="parentTree">Top level Tree.</param>
/// <param name="positionIndex">Index of top left Vertice in the parent tree Vertices array</param>
public QuadNode(QuadNodeType nodeType, int nodeSize, int nodeDepth, QuadNode parent, QuadTree parentTree, int positionIndex)
{
NodeType = nodeType;
m_NodeSize = nodeSize;
m_NodeDepth = nodeDepth;
m_PositionIndex = positionIndex;
m_ParentNode = parent;
m_ParentTree = parentTree;
// Add the 9 vertices
AddVertices();
m_BoundingBox = new BoundingBox(m_ParentTree[VertexTopLeft.Index].Position, m_ParentTree[VertexBottomLeft.Index].Position);
m_BoundingBox.Min.Y = -950f;
m_BoundingBox.Max.Y = 950f;
if (m_NodeSize > 4)
AddChildren();
//Make call to UpdateNeighbors from the parent node.
//This will update all neighbors recursively for the
//children as well. This ensures all nodes are created
//prior to updating neighbors.
if (m_NodeDepth == 1)
{
AddNeighbours();
// Activate nodes inside node
m_VertexTopLeft.Activated = true;
m_VertexTopRight.Activated = true;
m_VertexCenter.Activated = true;
m_VertexBottomLeft.Activated = true;
m_VertexBottomRight.Activated = true;
}
}
