Add ol.INITIAL_ATLAS_SIZE and ol.MAX_ATLAS_SIZE

src/ol/ol.js

@@ -152,6 +152,13 @@ ol.ENABLE_WEBGL = true;
 ol.LEGACY_IE_SUPPORT = false;
 
 
+/**
+ * @define {number} The size in pixels of the first atlas image. Default is
+ * `256`.
+ */
+ol.INITIAL_ATLAS_SIZE = 256;
+
+
 /**
  * The page is loaded using HTTPS.
  * @const
@@ -175,6 +182,14 @@ ol.IS_LEGACY_IE = goog.userAgent.IE &&
 ol.KEYBOARD_PAN_DURATION = 100;
 
 
+/**
+ * @define {number} The maximum size in pixels of atlas images. Default is
+ * `-1`, meaning it is not used (and `ol.ol.WEBGL_MAX_TEXTURE_SIZE` is
+ * used instead).
+ */
+ol.MAX_ATLAS_SIZE = -1;
+
+
 /**
  * @define {number} Maximum mouse wheel delta.
  */