X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b50e6e416e2b4cdc849ea6f24181094c0957d904..ab9893576c877f5691023315c23c8348d9d6affd:/src/common/image.cpp

diff --git a/src/common/image.cpp b/src/common/image.cpp
index 6dddaefb3c..4fb2b0c254 100644
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -1857,6 +1857,17 @@ void wxImage::InitAlpha()
     }
 }
 
+void wxImage::ClearAlpha()
+{
+    wxCHECK_RET( HasAlpha(), wxT("image already doesn't have an alpha channel") );
+
+    if ( !M_IMGDATA->m_staticAlpha )
+        free( M_IMGDATA->m_alpha );
+
+    M_IMGDATA->m_alpha = NULL;
+}
+
+
 // ----------------------------------------------------------------------------
 // mask support
 // ----------------------------------------------------------------------------