/// <summary>
/// Postprocesses materials while you are importing a SpeedTree 8 asset. Call from OnPostprocessSpeedTree in a MaterialPostprocessor.
/// </summary>
/// <param name="speedtree">The GameObject Unity creates from this imported SpeedTree.</param>
/// <param name="stImporter">The asset importer used to import this SpeedTree asset.</param>
/// <param name="finalizer">Render pipeline-specific material finalizer.</param>
public static void PostprocessSpeedTree8Materials(GameObject speedtree, SpeedTreeImporter stImporter, MaterialFinalizer finalizer = null)
{
LODGroup lg = speedtree.GetComponent <LODGroup>();
LOD[] lods = lg.GetLODs();
for (int l = 0; l < lods.Length; l++)
{
LOD lod = lods[l];
bool isBillboard = stImporter.hasBillboard && (l == lods.Length - 1);
int wq = Mathf.Min(stImporter.windQualities[l], stImporter.bestWindQuality);
foreach (Renderer r in lod.renderers)
{
// Override default motion vector generation mode pending
// proper motion vector integration in SRPs.
r.motionVectorGenerationMode = MotionVectorGenerationMode.Camera;
foreach (Material m in r.sharedMaterials)
{
float cutoff = stImporter.alphaTestRef;
ImportNewSpeedTree8Material(m, wq, isBillboard);
if (finalizer != null)
{
finalizer(m);
}
}
}
}
}
public void OnPostprocessSpeedTree(GameObject speedTree)
{
context.DependsOnCustomDependency("srp/default-pipeline");
if (RenderPipelineManager.currentPipeline is HDRenderPipeline)
{
SpeedTreeImporter stImporter = assetImporter as SpeedTreeImporter;
SpeedTree8MaterialUpgrader.PostprocessSpeedTree8Materials(speedTree, stImporter, HDSpeedTree8MaterialUpgrader.HDSpeedTree8MaterialFinalizer);
}
}
public void Apply(AssetImporter originalImporter, string assetPath, Property[] properties)
{
SpeedTreeImporter importer = (SpeedTreeImporter)originalImporter;
for (int i = 0; i < properties.Length; i++)
{
var property = properties [i];
switch (property.name)
{
case "scaleFactor":
importer.scaleFactor = float.Parse(property.value);
break;
case "alphaTestRef":
importer.alphaTestRef = float.Parse(property.value);
break;
case "enableSmoothLODTransition":
importer.enableSmoothLODTransition = bool.Parse(property.value);
break;
case "animateCrossFading":
importer.animateCrossFading = bool.Parse(property.value);
break;
case "billboardTransitionCrossFadeWidth":
importer.billboardTransitionCrossFadeWidth = float.Parse(property.value);
break;
case "fadeOutWidth":
importer.fadeOutWidth = float.Parse(property.value);
break;
case "userData":
importer.userData = property.value;
break;
case "assetBundleName":
importer.assetBundleName = property.value;
break;
case "assetBundleVariant":
importer.assetBundleVariant = property.value;
break;
case "name":
importer.name = property.value;
break;
case "hideFlags":
importer.hideFlags = (HideFlags)System.Enum.Parse(typeof(HideFlags), property.value, true);
break;
}
}
}
// SpeedTree
private void OnPreprocessSpeedTree()
{
SpeedTreeImporter speedTreeImporter = assetImporter as SpeedTreeImporter;
if (speedTreeImporter == null)
{
return;
}
Debug.Log("树模型导入前");
}
public void OnPostprocessSpeedTree(GameObject speedtree)
{
SpeedTreeImporter stImporter = assetImporter as SpeedTreeImporter;
SpeedTree8MaterialUpgrader.PostprocessSpeedTree8Materials(speedtree, stImporter, HDSpeedTree8MaterialUpgrader.HDSpeedTree8MaterialFinalizer);
}
