void DrawSpriteSecondaryTextureElement(Rect rect, int index, bool isActive, bool isFocused)
{
bool dataModified = false;
float oldLabelWidth = EditorGUIUtility.labelWidth;
EditorGUIUtility.labelWidth = 70.0f;
SecondarySpriteTexture secondaryTexture = secondaryTextureList[index];
// "Name" text field
EditorGUI.BeginChangeCheck();
var r = new Rect(rect.x, rect.y + 5, rect.width - Styles.textFieldDropDownWidth, EditorGUIUtility.singleLineHeight);
string newName = EditorGUI.TextField(r, Styles.name, secondaryTexture.name);
dataModified = EditorGUI.EndChangeCheck();
// Suggested names
if (m_SuggestedNames != null)
{
var popupRect = new Rect(r.x + r.width, r.y, Styles.textFieldDropDownWidth, EditorGUIUtility.singleLineHeight);
EditorGUI.BeginChangeCheck();
int selected = EditorGUI.Popup(popupRect, -1, m_SuggestedNames, EditorStyles.textFieldDropDown);
if (EditorGUI.EndChangeCheck())
{
newName = m_SuggestedNames[selected];
dataModified = true;
}
}
if (dataModified)
{
if (!string.IsNullOrEmpty(newName) && newName != secondaryTexture.name && secondaryTextureList.Exists(x => x.name == newName))
{
Debug.LogWarning(Styles.nameUniquenessWarning);
}
else if (newName == "_MainTex" || newName == "_AlphaTex")
{
Debug.LogWarning(Styles.builtInNameCollisionWarning);
}
else
{
secondaryTexture.name = newName;
}
}
// "Texture" object field
EditorGUI.BeginChangeCheck();
r.width = rect.width;
r.y += EditorGUIUtility.singleLineHeight;
secondaryTexture.texture = EditorGUI.ObjectField(r, Styles.texture, secondaryTexture.texture, typeof(Texture2D), false) as Texture2D;
dataModified = dataModified || EditorGUI.EndChangeCheck();
if (dataModified)
{
secondaryTextureList[index] = secondaryTexture;
spriteEditor.SetDataModified();
}
EditorGUIUtility.labelWidth = oldLabelWidth;
}
public static SecondarySpriteTexture[] Load(SerializedObject so)
{
var secondaryTextures = so.FindProperty("m_SpriteSheet.m_SecondaryTextures");
var returnValue = new SecondarySpriteTexture[secondaryTextures.arraySize];
for (int i = 0; i < returnValue.Length; ++i)
{
var sp = secondaryTextures.GetArrayElementAtIndex(i);
returnValue[i].name = sp.FindPropertyRelative("name").stringValue;
returnValue[i].texture = sp.FindPropertyRelative("texture").objectReferenceValue as Texture2D;
}
return(returnValue);
}
public static void AddSecondaryTextureToSprite()
{
// filter selection to assets only
Object[] spriteAssets = Selection.GetFiltered(typeof(Object), SelectionMode.Assets);
// process all assets
foreach (Object item in spriteAssets)
{
// path to selected sprite asset
string spriteAssetPath = AssetDatabase.GetAssetPath(item);
// find normal texture in subfolders
string normalTextureName = Path.GetFileNameWithoutExtension(spriteAssetPath) + NORMAL_MAP_SUFFIX;
string normalTextureType = " t:Texture2D";
string[] searchFolders = AssetDatabase.GetSubFolders(Path.GetDirectoryName(spriteAssetPath));
string[] normalGUIDs = AssetDatabase.FindAssets(normalTextureName + normalTextureType, searchFolders);
// if no normal, then log warrning
if (normalGUIDs == null || normalGUIDs.Length == 0)
{
Debug.LogWarning("Not found " + normalTextureName + " in subfolders");
continue;
}
// get texture importer for current sprite asset
TextureImporter importer = AssetImporter.GetAtPath(spriteAssetPath) as TextureImporter;
// create secondary texture entries array
SecondarySpriteTexture[] secondarySpriteTextures = new SecondarySpriteTexture[] {
new SecondarySpriteTexture {
name = SECONDARY_TEXTURE_NAME_NORMAL,
texture = AssetDatabase.LoadAssetAtPath <Texture2D>(AssetDatabase.GUIDToAssetPath(normalGUIDs[0]))
}
};
// set new array to importer
importer.secondarySpriteTextures = secondarySpriteTextures;
// save importer
EditorUtility.SetDirty(importer);
importer.SaveAndReimport();
}
}
public static bool SetSecondaryTexture(string mainTexFullPath, List <SecTextureData> secTextureDatas,
out List <string> message)
{
var importer = GetImporter(mainTexFullPath) as TextureImporter;
var secondarySpriteTextures = new SecondarySpriteTexture[secTextureDatas.Count];
message = new List <string>();
for (var i = 0; i < secTextureDatas.Count; i++)
{
var secTextureData = secTextureDatas[i];
var texturePath = secTextureData.AssetPath;
var texture2D = AssetDatabase.LoadAssetAtPath <Texture2D>(texturePath);
if (texture2D == null || secTextureData.Name == string.Empty)
{
message.Add($"Name:{secTextureData.Name} Path:{texturePath}");
continue;
}
var secondarySpriteTexture = new SecondarySpriteTexture
{
name = secTextureData.Name, texture = texture2D
};
secondarySpriteTextures[i] = secondarySpriteTexture;
}
var success = message.Count == 0 && secTextureDatas.Count > 0 &&
importer != null;
if (success)
{
importer.secondarySpriteTextures = secondarySpriteTextures;
importer.SaveAndReimport();
}
return(success);
}
