protected override void OnSceneGUI()
{
if (!(GraphicsSettings.currentRenderPipeline is UniversalRenderPipelineAsset))
{
return;
}
if (!(target is Light light) || light == null)
{
return;
}
switch (light.type)
{
case LightType.Spot:
using (new Handles.DrawingScope(Matrix4x4.TRS(light.transform.position, light.transform.rotation, Vector3.one)))
{
CoreLightEditorUtilities.DrawSpotLightGizmo(light);
}
break;
case LightType.Point:
using (new Handles.DrawingScope(Matrix4x4.TRS(light.transform.position, Quaternion.identity, Vector3.one)))
{
CoreLightEditorUtilities.DrawPointLightGizmo(light);
}
break;
case LightType.Rectangle:
using (new Handles.DrawingScope(Matrix4x4.TRS(light.transform.position, light.transform.rotation, Vector3.one)))
{
CoreLightEditorUtilities.DrawRectangleLightGizmo(light);
}
break;
case LightType.Disc:
using (new Handles.DrawingScope(Matrix4x4.TRS(light.transform.position, light.transform.rotation, Vector3.one)))
{
CoreLightEditorUtilities.DrawDiscLightGizmo(light);
}
break;
case LightType.Directional:
using (new Handles.DrawingScope(Matrix4x4.TRS(light.transform.position, light.transform.rotation, Vector3.one)))
{
CoreLightEditorUtilities.DrawDirectionalLightGizmo(light);
}
break;
default:
base.OnSceneGUI();
break;
}
}
static void DrawGizmoForHDAdditionalLightData(HDAdditionalLightData src, GizmoType gizmoType)
{
bool selected = (gizmoType & GizmoType.Selected) != 0;
var light = src.gameObject.GetComponent <Light>();
var gizmoColor = light.color;
gizmoColor.a = selected ? 1.0f : 0.3f; // Fade for the gizmo
Gizmos.color = Handles.color = gizmoColor;
if (src.lightTypeExtent == LightTypeExtent.Punctual)
{
switch (light.type)
{
case LightType.Directional:
CoreLightEditorUtilities.DrawDirectionalLightGizmo(light);
break;
case LightType.Point:
CoreLightEditorUtilities.DrawPointlightGizmo(light, selected);
break;
case LightType.Spot:
if (src.spotLightShape == SpotLightShape.Cone)
{
CoreLightEditorUtilities.DrawSpotlightGizmo(light, src.GetInnerSpotPercent01(), selected);
}
else if (src.spotLightShape == SpotLightShape.Pyramid)
{
HDLightEditorUtilities.DrawFrustumlightGizmo(light);
}
else if (src.spotLightShape == SpotLightShape.Box)
{
HDLightEditorUtilities.DrawFrustumlightGizmo(light);
}
break;
}
}
else
{
switch (src.lightTypeExtent)
{
case LightTypeExtent.Rectangle:
CoreLightEditorUtilities.DrawArealightGizmo(light);
break;
case LightTypeExtent.Line:
CoreLightEditorUtilities.DrawArealightGizmo(light);
break;
}
}
if (selected)
{
// Trace a ray down to better locate the light location
Ray ray = new Ray(src.gameObject.transform.position, Vector3.down);
RaycastHit hit;
if (Physics.Raycast(ray, out hit))
{
Handles.color = Color.green;
Handles.zTest = UnityEngine.Rendering.CompareFunction.LessEqual;
Handles.DrawLine(src.gameObject.transform.position, hit.point);
Handles.DrawWireDisc(hit.point, hit.normal, 0.5f);
Handles.color = Color.red;
Handles.zTest = UnityEngine.Rendering.CompareFunction.Greater;
Handles.DrawLine(src.gameObject.transform.position, hit.point);
Handles.DrawWireDisc(hit.point, hit.normal, 0.5f);
}
}
}
