protected override void Initialize()
{
city = new City(this);
effect = new BasicEffect(this.GraphicsDevice);
cam = new Camera(this);
cam.LookAt(MathHelper.ToDegrees(MathHelper.PiOver4), 0.05f, 1000.0f, new Vector3(11f, 0f, -7.5f), Vector3.Forward, Vector3.Up);
base.Initialize();
}
public void Draw(Camera camera)
{
this.citybuilder.Scale = new Vector3(1.0f, 1.5f, 1.0f);
this.effect.Texture = this.texture;
this.effect.TextureEnabled = true;
this.effect.World = this.citybuilder.CreateWorldMatrix();
this.effect.View = camera.View;
this.effect.Projection = camera.Projection;
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Apply();
this.citybuilder.Draw();
}
}
public void Fire(Camera cam)
{
if (ammocount > 0)
{
Projectile bullet = projectiles[ammocount--];
bullet.Position = cam.GetTarget;
Vector3 dir = cam.GetTarget - cam.GetPosition;
dir.Normalize();
bullet.SetDirection(dir);
float angle = (float)Math.Atan2(-dir.X, dir.Y);
bullet.Rotation_X = -90f;
bullet.Rotation_Y = MathHelper.ToDegrees(cam.Angle_Y);
this.bullets.Add(bullet);
this.sound.Play();
}
}
public bool isColliding(List<BoundingBox> boxes, Camera cam, Vector3 playerDimensions)
{
BoundingBox cameraBox = new BoundingBox(
new Vector3(cam.GetPosition.X - (playerDimensions.X / 2), cam.GetPosition.Y - (playerDimensions.Y), cam.GetPosition.Z - (playerDimensions.Z / 2)),
new Vector3(cam.GetPosition.X + (playerDimensions.X / 2), cam.GetPosition.Y, cam.GetPosition.Z + (playerDimensions.Z / 2))
);
foreach (BoundingBox box in boxes)
{
if (box.Contains(cameraBox) != ContainmentType.Disjoint)
{
return true;
}
}
return false;
}
public bool isColliding(BoundingBox box, Camera cam, Vector3 playerDimensions)
{
BoundingBox cameraBox = new BoundingBox(
new Vector3(cam.GetPosition.X - (playerDimensions.X / 2), cam.GetPosition.Y - (playerDimensions.Y), cam.GetPosition.Z - (playerDimensions.Z / 2)),
new Vector3(cam.GetPosition.X + (playerDimensions.X / 2), cam.GetPosition.Y, cam.GetPosition.Z + (playerDimensions.Z / 2))
);
return box.Contains(cameraBox) != ContainmentType.Disjoint;
}
public Face DetermineSide(BoundingBox box, int radius, Camera cam)
{
Vector3 down = cam.GetPosition + new Vector3(0, -radius, 0);
Vector3 up = cam.GetPosition + new Vector3(0, radius, 0);
Vector3 left = cam.GetPosition + new Vector3(-radius, 0, 0);
Vector3 right = cam.GetPosition + new Vector3(radius, 0, 0);
Vector3 forward = cam.GetPosition + new Vector3(0, 0, -radius);
Vector3 backward = cam.GetPosition + new Vector3(0, 0, radius);
Ray downRay = new Ray(cam.GetPosition, down);
Ray upRay = new Ray(cam.GetPosition, up);
Ray leftRay = new Ray(cam.GetPosition, left);
Ray rightRay = new Ray(cam.GetPosition, right);
Ray frontRay = new Ray(cam.GetPosition, forward);
Ray backRay = new Ray(cam.GetPosition, backward);
float? downI = downRay.Intersects(box);
float? upI = upRay.Intersects(box);
float? leftI = leftRay.Intersects(box);
float? rightI = rightRay.Intersects(box);
float? frontI = frontRay.Intersects(box);
float? backI = backRay.Intersects(box);
if (downI != null && downI.Value < 0.01f)
return Face.BOTTOM;
if (upI != null && upI.Value < 0.01f)
return Face.TOP;
if (frontI != null && frontI.Value < 0.01f)
return Face.FRONT;
if (backI != null && backI.Value < 0.01f)
return Face.BACK;
if (leftI != null && leftI.Value < 0.01f)
return Face.LEFT;
if (rightI != null && rightI.Value < 0.01f)
return Face.RIGHT;
return Face.NONE;
}
