Update Materials.html

Docs typo ... NotEqualDepth returns true when Zincoming != Zcurrent, not when ==

docs/api/constants/Materials.html

@@ -87,7 +87,7 @@
 		[page:Materials LessEqualDepth] is the default and will return true if the incoming pixel Z-depth is less than or equal to the current buffer Z-depth.<br />
 		[page:Materials GreaterEqualDepth] will return true if the incoming pixel Z-depth is greater than or equal to the current buffer Z-depth.<br />
 		[page:Materials GreaterDepth] will return true if the incoming pixel Z-depth is greater than the current buffer Z-depth.<br />
-		[page:Materials NotEqualDepth] will return true if the incoming pixel Z-depth is equal to the current buffer Z-depth.<br />
+		[page:Materials NotEqualDepth] will return true if the incoming pixel Z-depth is not equal to the current buffer Z-depth.<br />
 		</div>
 
 		<h2>Texture Combine Operations</h2>