private void FourCollisionsButton_Click(object sender, EventArgs e)
{
CollisionAPI API = new CollisionAPI();
// Create some obstacles, at 4 corners of a square
List<CollisionShape> shapes = new List<CollisionShape>();
CollisionSphere sphere = new CollisionSphere(new Vector3(0f, 0f, 2f), 1f);
shapes.Add(sphere);
API.AddCollisionShape(sphere, 1);
CollisionCapsule capsule = new CollisionCapsule(new Vector3(10f,0f,0f),
new Vector3(10f,0f,4f),
1f);
shapes.Add(capsule);
API.AddCollisionShape(capsule, 2);
// Now, an AABB
CollisionAABB aabb = new CollisionAABB(new Vector3(9.5f,9.5f,0f),
new Vector3(10.5f,10.5f,4f));
shapes.Add(aabb);
API.AddCollisionShape(aabb, 3);
CollisionOBB obb = new CollisionOBB(new Vector3(0f,10f,2),
new Vector3[3] {
new Vector3(1f,0f,0f),
new Vector3(0f,1f,0f),
new Vector3(0f,0f,1f)},
new Vector3(1f, 1f, 1f));
shapes.Add(obb);
API.AddCollisionShape(obb, 4);
FileStream f = new FileStream("C:\\Junk\\DumpSphereTree.txt", FileMode.Create, FileAccess.Write);
StreamWriter writer = new StreamWriter(f);
API.DumpSphereTree(writer);
API.SphereTreeRoot.VerifySphereTree();
// Now a moving object capsule in the center of the square
CollisionCapsule moCap = new CollisionCapsule(new Vector3(5f,5f,0f),
new Vector3(5f,5f,4f),
1f);
// Remember where the moving object started
Vector3 start = moCap.center;
// Move the moving object toward each of the obstacles
foreach (CollisionShape s in shapes) {
moCap.AddDisplacement(start - moCap.center);
MoveToObject(writer, API, s, moCap);
}
writer.Close();
}
private void RandomSpheresButton_Click(object sender, EventArgs e)
{
const int iterations = 20;
const int objects = 10;
const float coordRange = 1000.0f;
const float objectSizeRange = 20.0f;
CollisionAPI API = new CollisionAPI();
Random rand = new Random((int)3141526);
FileStream f = new FileStream("C:\\Junk\\RandomSphereTree.txt", FileMode.Create, FileAccess.Write);
StreamWriter stream = new StreamWriter(f);
// Create and delete many randomly-placed collision
// objects, periodically verifying the sphere tree
for (int i=0; i<iterations; i++) {
stream.Write("//////////////////////////////////////////////////////////////////////\n\n");
stream.Write(string.Format("Creation Iteration {0}, adding {1} objects, object size range {2}, coordinate range {3}\n\n",
i, objects, objectSizeRange, coordRange));
GenerateRandomObjects(stream, API, rand, objects, 0, coordRange, objectSizeRange);
stream.Write(string.Format("\n\nAfter iteration {0}:\n\n", i));
API.DumpSphereTree(stream);
stream.Flush();
API.SphereTreeRoot.VerifySphereTree();
}
for (int i=0; i<objects; i++) {
stream.Write("\n\n//////////////////////////////////////////////////////////////////////\n\n");
stream.Write(string.Format("Deleting shapes with handle {0}\n\n", i));
API.RemoveCollisionShapesWithHandle(i);
API.DumpSphereTree(stream);
stream.Flush();
API.SphereTreeRoot.VerifySphereTree();
}
stream.Close();
}