public static void DetectCameraBuildingCollisions(Camera camera,Building building)
{
if (building.BoundingBox.Max.Y < camera.BoundingSphere.Center.Y)
return;
if(camera.BoundingSphere.Intersects(building.BoundingBox)){
float leftSep = building.BoundingBox.Min.X - (camera.BoundingSphere.Center.X + camera.BoundingSphere.Radius) ;
float rightSep =building.BoundingBox.Max.X -(camera.BoundingSphere.Center.X - camera.BoundingSphere.Radius);
float topSep = building.BoundingBox.Max.Z - (camera.BoundingSphere.Center.Z - camera.BoundingSphere.Radius);
float botSep = building.BoundingBox.Min.Z -(camera.BoundingSphere.Center.Z + camera.BoundingSphere.Radius);
float moveXaxis=rightSep;
if(Math.Abs(leftSep)<Math.Abs(rightSep))
moveXaxis = leftSep;
float moveZaxis=topSep;
if(Math.Abs(botSep)<Math.Abs(topSep))
moveZaxis = botSep;
if (Math.Abs(moveXaxis) < Math.Abs(moveZaxis))
{
camera.ShiftAlongX(moveXaxis);
}
else
{
camera.ShiftAlongZ(moveZaxis);
}
}
}
public static Building makeBuilding(char c,Vector2 position)
{
Building b = new Building(theGame);
int stories = c - '0';
b.Texture = textures[stories];
b.Height = stories * storyHeight;
b.Position = new Vector3(position.X * blockSize.Width,0,position.Y*blockSize.Height);
b.Size = blockSize;
b.RoofTexture = roofTextures[stories % 4];
b.Init();
return b;
}