public int RayCast(Ray ray, List <RayCastHit <T> > hits, RayCastFilter <T> filter)
{
if (hits == null)
{
throw new ArgumentNullException(nameof(hits));
}
return(_currentRoot.RayCast(ray, hits, filter));
}
public GraphicsSystem(OpenTKWindow window, float renderQuality = 1f, GraphicsBackEndPreference backEndPreference = GraphicsBackEndPreference.None)
{
if (window == null)
{
throw new ArgumentNullException(nameof(window));
}
bool preferOpenGL = backEndPreference == GraphicsBackEndPreference.OpenGL || !RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
_window = window;
Context = CreatePlatformDefaultContext(window, preferOpenGL);
Context.ResourceFactory.AddShaderLoader(new EmbeddedResourceShaderLoader(typeof(GraphicsSystem).GetTypeInfo().Assembly));
MaterialCache = new MaterialCache(this);
BufferCache = new BufferCache(this);
ShadowMapStage = new ShadowMapStage(Context);
_upscaleStage = new UpscaleStage(Context, "Upscale", null, null);
_standardStage = new StandardPipelineStage(Context, "Standard");
_alphaBlendStage = new StandardPipelineStage(Context, "AlphaBlend");
_alphaBlendStage.Comparer = new FarToNearIndexComparer();
_overlayStage = new StandardPipelineStage(Context, "Overlay");
_pipelineStages = new PipelineStage[]
{
ShadowMapStage,
_standardStage,
_alphaBlendStage,
_upscaleStage,
_overlayStage,
};
_renderer = new Renderer(Context, _pipelineStages);
SetPreupscaleQuality(renderQuality);
// Placeholder providers so that materials can bind to them.
Context.RegisterGlobalDataProvider("ViewMatrix", s_identityProvider);
Context.RegisterGlobalDataProvider("ProjectionMatrix", s_identityProvider);
Context.RegisterGlobalDataProvider("CameraInfo", s_noCameraProvider);
Context.RegisterGlobalDataProvider("LightBuffer", s_noLightProvider);
Context.RegisterGlobalDataProvider("PointLights", _pointLightsProvider);
window.Resized += OnWindowResized;
_freeShapeRenderer = new ManualWireframeRenderer(Context, RgbaFloat.Pink);
_freeShapeRenderer.Topology = PrimitiveTopology.LineList;
AddFreeRenderItem(_freeShapeRenderer);
_mainThreadID = Environment.CurrentManagedThreadId;
_taskScheduler = new GraphicsSystemTaskScheduler(_mainThreadID);
_rayCastFilterFunc = RayCastFilter;
}
public int RayCast(Ray ray, List <RayCastHit <T> > hits, RayCastFilter <T> filter)
{
if (!ray.Intersects(Bounds))
{
return(0);
}
else
{
int numHits = 0;
foreach (OctreeItem <T> item in _items)
{
if (ray.Intersects(item.Bounds))
{
numHits += filter(ray, item.Item, hits);
}
}
foreach (var child in Children)
{
numHits += child.RayCast(ray, hits, filter);
}
return(numHits);
}
}
public int RayCast(Ray ray, List <RayCastHit <T> > hits, RayCastFilter <T> filter)
{
return(_currentRoot.RayCast(ray, hits, filter));
}
