public DrawService(IServiceProvider WObj, Game game)
{
if ((RenderSubsystem)game.Services.GetService(typeof(RenderSubsystem)) != null)
{
RenderSubsystem rs = (RenderSubsystem)game.Services.GetService(typeof(RenderSubsystem));
NameService objectName = (NameService)WObj.GetService(typeof(NameService));
// Check if the World Object have a position in space, if not do not add it to render
if (WObj.GetService(typeof(PositionService)) != null)
{
pos = (PositionService)WObj.GetService(typeof(PositionService));
}
// Check if the World Object is a Camera, if yes add it to render as a Camera
if (WObj.GetService(typeof(CameraService)) != null)
{
cam = (CameraService)WObj.GetService(typeof(CameraService));
rs.AddDrawService("Camera", this);
}
// Check if the World Object has a Model, if yes add it to render
if (WObj.GetService(typeof(Model)) != null)
{
model = (Model)WObj.GetService(typeof(Model));
rs.AddDrawService(objectName.ObjectName(), this);
}
}
}
/* Subscribe a World Object to be the Camera */
public CameraService(IServiceProvider wo, Game game, float fieldOfView, float aspectRatio, float nearPlane, float farPlane)
{
obj = wo;
pos = (PositionService)obj.GetService(typeof(PositionService));
this.fieldOfView = fieldOfView;
this.aspectRatio = aspectRatio;
this.farPlane = farPlane;
this.nearPlane = nearPlane;
IsPerspective = true;
}
public CameraService(IServiceProvider wo, Game game, float left, float right, float bottom, float top, float nearPlane, float farPlane)
{
obj = wo;
pos = (PositionService)obj.GetService(typeof(PositionService));
this.left = left;
this.right = right;
this.bottom = bottom;
this.top = top;
this.farPlane = farPlane;
this.nearPlane = nearPlane;
IsPerspective = false;
}