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#if UNITY_EDITOR
using UnityEditor;
#endif
using UnityEngine.Serialization;
namespace UnityEngine.Experimental.Rendering.HDPipeline
{
// This enum extent the original LightType enum with new light type from HD
public enum LightTypeExtent
{
Punctual, // Fallback on LightShape type
Rectangle,
Line,
// Sphere,
// Disc,
};
public enum SpotLightShape { Cone, Pyramid, Box };
//@TODO: We should continuously move these values
// into the engine when we can see them being generally useful
[RequireComponent(typeof(Light))]
public class HDAdditionalLightData : MonoBehaviour
{
[Range(0.0f, 100.0f)]
[FormerlySerializedAs("m_innerSpotPercent")]
public float m_InnerSpotPercent = 0.0f; // To display this field in the UI this need to be public
public float GetInnerSpotPercent01()
{
return Mathf.Clamp(m_InnerSpotPercent, 0.0f, 100.0f) / 100.0f;
}
[Range(0.0f, 1.0f)]
public float lightDimmer = 1.0f;
// Not used for directional lights.
public float fadeDistance = 10000.0f;
public bool affectDiffuse = true;
public bool affectSpecular = true;
[FormerlySerializedAs("archetype")]
public LightTypeExtent lightTypeExtent = LightTypeExtent.Punctual;
// Only for Spotlight, should be hide for other light
public SpotLightShape spotLightShape = SpotLightShape.Cone;
// Only for Rectangle/Line/projector lights
[Range(0.0f, 20.0f)]
[FormerlySerializedAs("lightLength")]
public float shapeLength = 0.5f;
// Only for Rectangle/projector lights
[Range(0.0f, 20.0f)]
[FormerlySerializedAs("lightWidth")]
public float shapeWidth = 0.5f;
// Only for Sphere/Disc
public float shapeRadius = 0.0f;
// Only for Spot/Point - use to cheaply fake specular spherical area light
[Range(0.0f, 1.0f)]
public float maxSmoothness = 1.0f;
// If true, we apply the smooth attenuation factor on the range attenuation to get 0 value, else the attenuation is just inverse square and never reach 0
public bool applyRangeAttenuation = true;
// This is specific for the LightEditor GUI and not use at runtime
public bool useOldInspector = false;
public bool featuresFoldout = true;
public bool showAdditionalSettings = true; // TODO: Maybe we can remove if if we decide to always show additional settings
#if UNITY_EDITOR
private void DrawGizmos(bool selected)
{
var light = gameObject.GetComponent<Light>();
var gizmoColor = light.color;
gizmoColor.a = selected ? 1.0f : 0.3f; // Fade for the gizmo
Gizmos.color = Handles.color = gizmoColor;
if (lightTypeExtent == LightTypeExtent.Punctual)
{
switch (light.type)
{
case LightType.Directional:
EditorLightUtilities.DrawDirectionalLightGizmo(light);
break;
case LightType.Point:
EditorLightUtilities.DrawPointlightGizmo(light, selected);
break;
case LightType.Spot:
if (spotLightShape == SpotLightShape.Cone)
EditorLightUtilities.DrawSpotlightGizmo(light, selected);
else if (spotLightShape == SpotLightShape.Pyramid)
EditorLightUtilities.DrawFrustumlightGizmo(light);
else if (spotLightShape == SpotLightShape.Box) // TODO
EditorLightUtilities.DrawFrustumlightGizmo(light);
break;
}
}
else
{
switch (lightTypeExtent)
{
case LightTypeExtent.Rectangle:
EditorLightUtilities.DrawArealightGizmo(light);
break;
case LightTypeExtent.Line:
EditorLightUtilities.DrawArealightGizmo(light);
break;
}
}
}
private void OnDrawGizmos()
{
// DrawGizmos(false);
}
private void OnDrawGizmosSelected()
{
DrawGizmos(true);
}
#endif
}
}