public Model3D(Stage theStage, string label, string fileOfModel) : base(theStage)
{
name = label;
stage = theStage;
instance = new List <Object3D>();
model = stage.Content.Load <Model>(fileOfModel);
// compute the translation to the model's bounding sphere
// center and radius;
float minX, minY, minZ, maxX, maxY, maxZ;
minX = minY = minZ = Int32.MaxValue;
maxX = maxY = maxZ = Int32.MinValue;
for (int i = 0; i < model.Meshes.Count; i++)
{
// See if this mesh extends the bounding sphere.
BoundingSphere aBoundingSphere = model.Meshes[i].BoundingSphere;
boundingSphereRadius = aBoundingSphere.Radius;
// minimum value
if ((aBoundingSphere.Center.X - aBoundingSphere.Radius) < minX)
{
minX = aBoundingSphere.Center.X - aBoundingSphere.Radius;
}
if ((aBoundingSphere.Center.Y - aBoundingSphere.Radius) < minY)
{
minY = aBoundingSphere.Center.Y - aBoundingSphere.Radius;
}
if ((aBoundingSphere.Center.Z - aBoundingSphere.Radius) < minZ)
{
minZ = aBoundingSphere.Center.Z - aBoundingSphere.Radius;
}
// maximum value
if ((aBoundingSphere.Center.X + aBoundingSphere.Radius) > maxX)
{
maxX = aBoundingSphere.Center.X + aBoundingSphere.Radius;
}
if ((aBoundingSphere.Center.Y + aBoundingSphere.Radius) > maxY)
{
maxY = aBoundingSphere.Center.Y + aBoundingSphere.Radius;
}
if ((aBoundingSphere.Center.Z + aBoundingSphere.Radius) > maxZ)
{
maxZ = aBoundingSphere.Center.Z + aBoundingSphere.Radius;
}
}
// get the diameter of model's bounding sphere
// radius temporarily holds the largest diameter
if ((maxX - minX) > boundingSphereRadius)
{
boundingSphereRadius = maxX - minX;
}
// Since a bounding cylinder is used for collision height values not needed
// if ((maxY - minY) > boundingSphereRadius) boundingSphereRadius = maxY - minY;
if ((maxZ - minZ) > boundingSphereRadius)
{
boundingSphereRadius = maxZ - minZ;
}
// set boundingSphereRadius
boundingSphereRadius = boundingSphereRadius * 1.05f / 2.0f; // set the radius from largest diameter
// set the center of model's bounding sphere
boundingSphereCenter =
// new Vector3(minX + boundingSphereRadius, minY + boundingSphereRadius, minZ + boundingSphereRadius);
new Vector3(minX + boundingSphereRadius, minY + boundingSphereRadius, minZ + boundingSphereRadius);
// need to scale boundingSphereRadius for each object instances in Object3D
}
/// <summary>
/// The main entry point for the application.
/// </summary>
static void Main(string[] args)
{
using (Stage stage = new Stage()) {
stage.Run();
}
}
public Wall(Stage theStage, string label, string meshFile, int xOffset, int zOffset)
: base(theStage, label, meshFile)
{
initWall(xOffset, zOffset);
}
public Wall(Stage theStage, string label, string meshFile) : base(theStage, label, meshFile)
{
initWall(450, 460); // origin of wall on terrain
}
/// <summary>
/// Constructor is a "pass-through" for arguments to Model3D's constructor
/// </summary>
/// <param name="theStage"></param>
/// <param name="label"></param>
/// <param name="meshFile"></param>
public MovableModel3D(Stage theStage, string label, string meshFile)
: base(theStage, label, meshFile)
{
}
protected int[] indices; // indexes for IndexBuffer -- define face vertice indexes clockwise
public IndexVertexBuffers(Stage theStage, string label) : base(theStage)
{
stage = theStage;
name = label;
}
