protected void GenerateShadowData(Texture2D spritesheet)
{
var renderer = target as AnimatedLitRenderer;
var spriteMeshSheet = renderer.GetComponent <SpriteAndMeshSheet>();
if (spriteMeshSheet != null)
{
spriteMeshSheet.Clear();
}
else
{
spriteMeshSheet = renderer.gameObject.AddComponent <SpriteAndMeshSheet>();
}
var spriteSheetPath = AssetDatabase.GetAssetPath(spritesheet);
var sprites = AssetDatabase.LoadAllAssetsAtPath(spriteSheetPath);
for (int i = 0; i < sprites.Length; ++i)
{
var sprite = sprites[i] as Sprite;
if (sprite == null)
{
continue;
}
renderer.renderer.sprite = sprite;
var polygonCollider = renderer.gameObject.AddComponent <PolygonCollider2D>();
var shadowMesh = ShadowVolumeUtil.CreateMeshWithoutProjection(polygonCollider);
spriteMeshSheet.Add(sprite, shadowMesh);
EditorApplication.delayCall += () => DestroyImmediate(polygonCollider);
}
}
public override void OnInspectorGUI()
{
DrawDefaultInspector();
var renderer = (target as LitRenderer);
EditorGUILayout.LabelField(renderer.shadowMesh ? "Shadow mesh generated" : "Shadow mesh missing!");
if (GUILayout.Button("Generate Shadow Mesh"))
{
var polygonCollider = renderer.gameObject.AddComponent <PolygonCollider2D>();
renderer.shadowMesh = ShadowVolumeUtil.CreateMeshWithoutProjection(polygonCollider);
EditorApplication.delayCall += () => DestroyImmediate(polygonCollider);
}
}
