/// <summary>
/// Add a new HDRP Light to a GameObject
/// </summary>
/// <param name="gameObject">The GameObject on which the light is going to be added</param>
/// <param name="lightTypeAndShape">The Type of the HDRP light to Add</param>
/// <returns>The created HDRP Light component</returns>
public static HDAdditionalLightData AddHDLight(this GameObject gameObject, HDLightTypeAndShape lightTypeAndShape)
{
var hdLight = gameObject.AddComponent <HDAdditionalLightData>();
HDAdditionalLightData.InitDefaultHDAdditionalLightData(hdLight);
hdLight.SetLightTypeAndShape(lightTypeAndShape);
return(hdLight);
}
internal void SetupRenderPipelinePreviewLight(Light light)
{
HDLightTypeAndShape hdLightTypeAndShape = (light.type == LightType.Point) ? HDLightTypeAndShape.Point : HDLightTypeAndShape.ConeSpot;
HDAdditionalLightData hdLight = GameObjectExtension.AddHDLight(light.gameObject, hdLightTypeAndShape);
hdLight.SetIntensity(20000f, LightUnit.Lumen);
hdLight.affectDiffuse = true;
hdLight.affectSpecular = false;
hdLight.affectsVolumetric = false;
}
/// <summary>
/// Add a new HDRP Light to a GameObject
/// </summary>
/// <param name="gameObject">The GameObject on which the light is going to be added</param>
/// <param name="lightTypeAndShape">The Type of the HDRP light to Add</param>
/// <returns>The created HDRP Light component</returns>
public static HDAdditionalLightData AddHDLight(this GameObject gameObject, HDLightTypeAndShape lightTypeAndShape)
{
var hdLight = gameObject.AddComponent <HDAdditionalLightData>();
HDAdditionalLightData.InitDefaultHDAdditionalLightData(hdLight);
// Reflector have been change to true by default in the UX, however to not break compatibility
// with previous 2020.2 project that use light scripting we must keep reflector to false for scripted light
hdLight.enableSpotReflector = false;
hdLight.SetLightTypeAndShape(lightTypeAndShape);
return(hdLight);
}
internal void SetupRenderPipelinePrefabLight(IESEngine engine, Light light, Texture ies)
{
HDLightTypeAndShape hdLightTypeAndShape = (light.type == LightType.Point) ? HDLightTypeAndShape.Point : HDLightTypeAndShape.ConeSpot;
HDAdditionalLightData hdLight = GameObjectExtension.AddHDLight(light.gameObject, hdLightTypeAndShape);
if (commonIESImporter.iesMetaData.UseIESMaximumIntensity)
{
LightUnit lightUnit = (commonIESImporter.iesMetaData.IESMaximumIntensityUnit == "Lumens") ? LightUnit.Lumen : LightUnit.Candela;
hdLight.SetIntensity(commonIESImporter.iesMetaData.IESMaximumIntensity, lightUnit);
if (light.type == LightType.Point)
{
hdLight.IESPoint = ies;
}
else
{
hdLight.IESSpot = ies;
}
}
}
/// <summary>
/// Describe how to create an Prefab for the current SRP, have to be reimplemented for each SRP.
/// </summary>
/// <param name="ctx">Context used from the asset importer</param>
/// <param name="iesFileName">Filename of the current IES file</param>
/// <param name="useIESMaximumIntensity">True if uses the internal Intensity from the file</param>
/// <param name="iesMaximumIntensityUnit">The string of the units described by the intensity</param>
/// <param name="iesMaximumIntensity">Intensity</param>
/// <param name="light">Light used for the prefab</param>
/// <param name="ies">Texture used for the prefab</param>
/// <returns></returns>
static public void CreateRenderPipelinePrefabLight(AssetImportContext ctx, string iesFileName, bool useIESMaximumIntensity, string iesMaximumIntensityUnit, float iesMaximumIntensity, Light light, Texture ies)
{
HDLightTypeAndShape hdLightTypeAndShape = (light.type == LightType.Point) ? HDLightTypeAndShape.Point : HDLightTypeAndShape.ConeSpot;
HDAdditionalLightData hdLight = GameObjectExtension.AddHDLight(light.gameObject, hdLightTypeAndShape);
if (useIESMaximumIntensity)
{
LightUnit lightUnit = (iesMaximumIntensityUnit == "Lumens") ? LightUnit.Lumen : LightUnit.Candela;
hdLight.SetIntensity(iesMaximumIntensity, lightUnit);
if (light.type == LightType.Point)
{
hdLight.IESPoint = ies;
}
else
{
hdLight.IESSpot = ies;
}
}
// The light object will be automatically converted into a prefab.
ctx.AddObjectToAsset(iesFileName + "-HDRP", light.gameObject);
}
/// <summary> /// Returns true if the hd light type can be used in mixed mode /// </summary> /// <param name="type"></param> /// <returns></returns> public static bool SupportsMixed(this HDLightTypeAndShape type) => type != HDLightTypeAndShape.TubeArea && type != HDLightTypeAndShape.DiscArea;
/// <summary> /// Returns true if the hd light type can be used for baking /// </summary> /// <param name="type"></param> /// <returns></returns> public static bool SupportsBakedOnly(this HDLightTypeAndShape type) => type != HDLightTypeAndShape.TubeArea;
/// <summary> /// Returns true if the hd light type can be used for runtime lighting /// </summary> /// <param name="type"></param> /// <returns></returns> public static bool SupportsRuntimeOnly(this HDLightTypeAndShape type) => type != HDLightTypeAndShape.DiscArea;
/// <summary> /// Returns true if the hd light type is an area light /// </summary> /// <param name="type"></param> /// <returns></returns> public static bool IsArea(this HDLightTypeAndShape type) => type == HDLightTypeAndShape.TubeArea || type == HDLightTypeAndShape.RectangleArea || type == HDLightTypeAndShape.DiscArea;
/// <summary> /// Returns true if the hd light type is a spot light /// </summary> /// <param name="type"></param> /// <returns></returns> public static bool IsSpot(this HDLightTypeAndShape type) => type == HDLightTypeAndShape.BoxSpot || type == HDLightTypeAndShape.PyramidSpot || type == HDLightTypeAndShape.ConeSpot;
