/// <summary>
/// Draws scene components
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="scene">Scene</param>
public override void Draw(GameTime gameTime, Scene scene)
{
if (this.Updated)
{
this.Updated = false;
#if DEBUG
this.frameStats.Clear();
Stopwatch swTotal = Stopwatch.StartNew();
#endif
//Draw visible components
var visibleComponents = scene.GetComponents(c => c.Visible);
if (visibleComponents.Any())
{
//Initialize context data from update context
this.DrawContext.GameTime = gameTime;
this.DrawContext.DrawerMode = DrawerModes.Forward;
this.DrawContext.ViewProjection = this.UpdateContext.ViewProjection;
this.DrawContext.CameraVolume = this.UpdateContext.CameraVolume;
this.DrawContext.EyePosition = this.UpdateContext.EyePosition;
this.DrawContext.EyeTarget = this.UpdateContext.EyeDirection;
//Initialize context data from scene
this.DrawContext.Lights = scene.Lights;
this.DrawContext.ShadowMapDirectional = this.ShadowMapperDirectional;
this.DrawContext.ShadowMapPoint = this.ShadowMapperPoint;
this.DrawContext.ShadowMapSpot = this.ShadowMapperSpot;
//Shadow mapping
DoShadowMapping(gameTime, scene);
//Rendering
DoRender(scene, visibleComponents);
}
#if DEBUG
swTotal.Stop();
this.frameStats.UpdateCounters(swTotal.ElapsedTicks);
#endif
}
}
/// <summary>
/// Draws scene components
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="scene">Scene</param>
public override void Draw(GameTime gameTime, Scene scene)
{
if (this.Updated)
{
this.Updated = false;
#if DEBUG
this.frameStats.Clear();
Stopwatch swTotal = Stopwatch.StartNew();
#endif
//Draw visible components
var visibleComponents = scene.GetComponents(c => c.Visible);
if (visibleComponents.Any())
{
//Initialize context data from update context
this.DrawContext.GameTime = gameTime;
this.DrawContext.DrawerMode = DrawerModes.Deferred;
this.DrawContext.ViewProjection = this.UpdateContext.ViewProjection;
this.DrawContext.CameraVolume = this.UpdateContext.CameraVolume;
this.DrawContext.EyePosition = this.UpdateContext.EyePosition;
this.DrawContext.EyeTarget = this.UpdateContext.EyeDirection;
//Initialize context data from scene
this.DrawContext.Lights = scene.Lights;
//Initialize context data from shadow mapping
this.DrawContext.ShadowMapDirectional = this.ShadowMapperDirectional;
this.DrawContext.ShadowMapPoint = this.ShadowMapperPoint;
this.DrawContext.ShadowMapSpot = this.ShadowMapperSpot;
//Shadow mapping
DoShadowMapping(gameTime, scene);
#region Deferred rendering
//Render to G-Buffer only opaque objects
var deferredEnabledComponents = visibleComponents.Where(c => c.DeferredEnabled);
if (deferredEnabledComponents.Any())
{
DoDeferred(scene, deferredEnabledComponents);
}
#region Final composition
#if DEBUG
Stopwatch swComponsition = Stopwatch.StartNew();
#endif
this.BindResult();
//Draw scene result on screen using g-buffer and light buffer
this.DrawResult(this.DrawContext);
#if DEBUG
swComponsition.Stop();
this.frameStats.DeferredCompose = swComponsition.ElapsedTicks;
#endif
#endregion
#endregion
#region Forward rendering
//Render to screen deferred disabled components
var deferredDisabledComponents = visibleComponents.Where(c => !c.DeferredEnabled);
if (deferredDisabledComponents.Any())
{
DoForward(scene, deferredDisabledComponents);
}
#endregion
}
#if DEBUG
swTotal.Stop();
this.frameStats.UpdateCounters(swTotal.ElapsedTicks);
#endif
}
}
