1 files changed, 4 insertions, 1 deletions
diff --git a/src/px.h b/src/px.h
index cc59c7f..713f245 100644
--- a/src/px.h
+++ b/src/px.h
@@ -64,7 +64,7 @@ void pxDeinit(void);
 int pxFlip(void);
 
 /*** DRAW ***/
-/* Fill the clipping region with color 'c'. */
+/* Fill and reset Z on the clipping region with color 'c'. */
 void pxCls(PxCol c);
 
 /* Set the clipping region. */
@@ -73,6 +73,9 @@ void pxClip(int x, int y, int w, int h);
 /* Reset the clipping region. */
 void pxClipReset(void);
 
+/* Set Z layer. */
+void pxZ(unsigned int z);
+
 /* Put a pixel. */
 void pxPset(int x, int y, PxCol c);