public override void ApplyViewParameters(RenderDrawContext context, int viewIndex, ParameterCollection parameters)
{
CurrentLights.Clear();
var lightRange = LightRanges[viewIndex];
for (int i = lightRange.Start; i < lightRange.End; ++i)
{
CurrentLights.Add(Lights[i]);
}
base.ApplyViewParameters(context, viewIndex, parameters);
foreach (var lightEntry in CurrentLights)
{
var light = lightEntry.Light;
lightsData.Add(new DirectionalLightData
{
DirectionWS = light.Direction,
Color = light.Color,
});
}
parameters.Set(countKey, lightsData.Count);
parameters.Set(lightsKey, lightsData.Count, ref lightsData.Items[0]);
lightsData.Clear();
}
public override void ApplyDrawParameters(RenderDrawContext context, int viewIndex, ParameterCollection parameters, ref BoundingBoxExt boundingBox)
{
// TODO THREADING: Make CurrentLights and lightData (thread-) local
lock (applyLock)
{
CurrentLights.Clear();
var lightRange = LightRanges[viewIndex];
for (int i = lightRange.Start; i < lightRange.End; ++i)
{
CurrentLights.Add(Lights[i]);
}
base.ApplyDrawParameters(context, viewIndex, parameters, ref boundingBox);
// TODO: Octree structure to select best lights quicker
var boundingBox2 = (BoundingBox)boundingBox;
for (int i = 0; i < CurrentLights.Count; i++)
{
var light = CurrentLights[i].Light;
if (light.BoundingBox.Intersects(ref boundingBox2))
{
var spotLight = (LightSpot)light.Type;
lightsData.Add(new SpotLightData
{
PositionWS = light.Position,
DirectionWS = light.Direction,
AngleOffsetAndInvSquareRadius = new Vector3(spotLight.LightAngleScale, spotLight.LightAngleOffset, spotLight.InvSquareRange),
Color = light.Color,
});
// Did we reach max number of simultaneous lights?
// TODO: Still collect everything but sort by importance and remove the rest?
if (lightsData.Count >= LightCurrentCount)
{
break;
}
}
}
parameters.Set(countKey, lightsData.Count);
parameters.Set(lightsKey, lightsData.Count, ref lightsData.Items[0]);
lightsData.Clear();
TextureProjectionShaderGroupData?.ApplyDrawParameters(context, parameters, CurrentLights, ref boundingBox);
}
}
public override void ApplyDrawParameters(RenderDrawContext context, int viewIndex, ParameterCollection parameters, ref BoundingBoxExt boundingBox)
{
// TODO THREADING: Make CurrentLights and lightData (thread-) local
lock (applyLock)
{
CurrentLights.Clear();
var lightRange = LightRanges[viewIndex];
for (int i = lightRange.Start; i < lightRange.End; ++i)
{
CurrentLights.Add(Lights[i]);
}
base.ApplyDrawParameters(context, viewIndex, parameters, ref boundingBox);
// TODO: Since we cull per object, we could maintain a higher number of allowed light than the shader support (i.e. 4 lights active per object even though the scene has many more of them)
// TODO: Octree structure to select best lights quicker
var boundingBox2 = (BoundingBox)boundingBox;
foreach (var lightEntry in CurrentLights)
{
var light = lightEntry.Light;
if (light.BoundingBox.Intersects(ref boundingBox2))
{
var pointLight = (LightPoint)light.Type;
lightsData.Add(new PointLightData
{
PositionWS = light.Position,
InvSquareRadius = pointLight.InvSquareRadius,
Color = light.Color,
});
// Did we reach max number of simultaneous lights?
// TODO: Still collect everything but sort by importance and remove the rest?
if (lightsData.Count >= LightCurrentCount)
{
break;
}
}
}
parameters.Set(countKey, lightsData.Count);
parameters.Set(lightsKey, lightsData.Count, ref lightsData.Items[0]);
lightsData.Clear();
}
}
