public void BuildOctree(CartesianBounds cartesianBounds)
{
float centerX = (float)(cartesianBounds.MinimumCoordinates.X + cartesianBounds.MaximumCoordinates.X) / 2f;
float centerZ = (float)(cartesianBounds.MinimumCoordinates.Y + cartesianBounds.MaximumCoordinates.Y) / 2f;
float sizeX = (float)(cartesianBounds.MaximumCoordinates.X - cartesianBounds.MinimumCoordinates.X);
float sizeZ = (float)(cartesianBounds.MaximumCoordinates.Y - cartesianBounds.MinimumCoordinates.Y);
// NOTE: This is offset in y in a naive way, just so that two nodes on top of one another
// don't have their adjoining edge at y=0 which many model bounds would intersect. So it improves the insertion quality for our purposes
var boundary = new Bounds(new Vector3(centerX, 100f, centerZ), new Vector3(sizeX, 1000f, sizeZ));
_octree = new Octree(boundary, 1);
_octree.Build(Models);
}
public static double SunShineSim(TreeModel treeModel, PhotosyntheticModels type)
{
double biomass = 0.0;
switch (type)
{
case PhotosyntheticModels.LightResponse:
Octree octree = Octree.Build(treeModel);
biomass =
octree == null? //无模型，说明未出苗
MaizeParams.SEED_BIOMASS : DailySunShineSimluation(treeModel, DateTime.Now, 119, 26, octree, 0.1f, 100, 100);
if (octree != null)
{
octree.Clear();
}
break;
default:
GameObject go = treeModel.TreeModelInstance;
if (go != null)
{
Mesh.AddBoxColliderInParent(go);
}
biomass =
treeModel.GetLeafIndexes().Count != 0 ? //无叶片，说明未出苗
BeerRule.BiomassCal(treeModel) / FunctionSim.ComputeDaysInGC(treeModel) : MaizeParams.SEED_BIOMASS;
break;
}
if (biomass != MaizeParams.SEED_BIOMASS)
{
biomass *= EnvironmentEffect.TemperatureStressFactor(treeModel) * EnvironmentEffect.WaterStressFactor(treeModel) * EnvironmentEffect.SunshineStress(treeModel);
}
return(biomass);
}