public override void OnRender(RenderView view)
{
base.OnRender(view);
int zStart = camZ - CloudBlocksH;
int zEnd = camZ + CloudBlocksH;
int yStart = camY - CloudBlocksV;
int yEnd = camY + CloudBlocksV;
int xStart = camX - CloudBlocksH;
int xEnd = camX + CloudBlocksH;
Vector3 camPos = view.GetPosition();
BoundingFrustum camFrustum = view.GetFrustum();
for (int z = zStart; z <= zEnd; z++)
{
long zOff = sliceArea * (long)z;
for (int y = yStart; y <= yEnd; y++)
{
long yOff = width * (long)y;
for (int x = xStart; x <= xEnd; x++)
{
long idx = (long)x + yOff + zOff;
if (clusterCollection.ContainsKey(idx))
{
ForestManager currCluster = clusterCollection[idx];
clusterCollection[idx].OnRender(view);
}
}
}
}
}
void RecursivelyRender(KDNode<ForestElement> node, RenderView view)
{
if (node == null || view.GetFrustum().Contains(node.bounds) == ContainmentType.Disjoint)
return;
if (node.element != null && (view.GetFrustum().Contains(node.element.Bounds) != ContainmentType.Disjoint))
{
if (view.GetRenderType() == RenderViewType.MAIN && useImposters)
{
float distToCamera = Vector3.DistanceSquared(node.element.Transform.GetPosition(), view.GetPosition());
node.element.RenderImposters = (distToCamera >= GFXShaderConstants.IMPOSTERDISTANCESQUARED) ? ImposterState.Enabled : ImposterState.Disabled;
if (node.element.RenderImposters == ImposterState.Enabled && distToCamera <= GFXShaderConstants.IMPOSTER_DISTANCE_FALLOFF)
{
node.element.RenderImposters = ImposterState.Both;
}
if (distToCamera > GFXShaderConstants.GRASS_FADE_SQUARED)
node.element.RenderImposters = ImposterState.None;
}
if (useImposters)
{
if (node.element.RenderImposters != ImposterState.None)
{
if (node.element.RenderImposters == ImposterState.Enabled || node.element.RenderImposters == ImposterState.Both)
node.element.Mesh.RenderImposters(node.element.Transform.GetTransform(), view, false);
if (node.element.RenderImposters == ImposterState.Disabled || node.element.RenderImposters == ImposterState.Both)
node.element.Mesh.Render(node.element.Transform.GetTransform(), view, false);
}
}
else
node.element.Mesh.Render(node.element.Transform.GetTransform(), view, false);
nodesRendered++;
}
RecursivelyRender(node.leftChild, view);
RecursivelyRender(node.rightChild, view);
}