private void OnGUI()
{
//Set scroll position
scrollPos = EditorGUILayout.BeginScrollView(scrollPos);
AssetsManager.ResetGrassPhysicsSettings();
EditorGUIUtility.labelWidth = 160;
GrassManager grassManager;
if (null == (grassManager = FindObjectOfType <GrassManager>()))
{
if (GUILayout.Button("Create grass manager"))
{
GameObject instance = new GameObject("GrassManager", typeof(GrassManager));
Selection.activeGameObject = instance;
}
}
GrassSettings grassSettings = AssetsManager.GetGrassSettings();
if (grassSettings != null)
{
Undo.RecordObject(grassSettings, "Update in " + grassSettings.name);
bool prevUseAuto = grassSettings.useAuto;
grassSettings.useAuto = EditorGUILayout.Toggle("Use Auto Physics Mode", grassSettings.useAuto);
if (grassSettings.useAuto)
{
if (!prevUseAuto && grassManager)
{
EditorUtility.SetDirty(grassSettings);
AssetDatabase.SaveAssets();
grassManager.CorrectShaderSettings();
}
EditorGUILayout.HelpBox("With Auto Mode Enabled you cannot have different grass physics modes in the same game build.\n" +
"To use different physics modes for grass in multiple scenes, " +
"you have to disable it and set which physics modes you want to use.", MessageType.Info);
}
else
{
EditorGUILayout.Space();
EditorGUI.indentLevel++;
EditorGUILayout.LabelField("Used physics modes:", EditorStyles.boldLabel);
grassSettings.useSimple = EditorGUILayout.Toggle("Simple Physics Mode", grassSettings.useSimple);
grassSettings.useFull = EditorGUILayout.Toggle("Full Physics Mode", grassSettings.useFull);
EditorUtility.SetDirty(grassSettings);
AssetsManager.SetGrassShaderSettings(true, grassSettings.useSimple, grassSettings.useFull);
}
}
if (GUILayout.Button(new GUIContent("Reload settings and shaders",
"Use this when you think that some shaders or settings changes haven't been applied")))
{
ReloadShadersAndSettings();
}
EditorGUILayout.EndScrollView();
}
private void ReloadShadersAndSettings()
{
GrassSettings grassSettings = AssetsManager.GetGrassSettings();
GrassManager grassManager = FindObjectOfType <GrassManager>();
Shader.SetGlobalTexture("_GrassDepthTex", Texture2D.blackTexture);
ResetShaderSettings(grassSettings, grassManager);
AssetsManager.ResetGrassPhysicsSettings();
AssetsManager.ReimportGrassPhysicsShaders();
AssetDatabase.Refresh();
}