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-rw-r--r--include/GL/internal/dri_interface.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index 2c91876e0d..cce3b6fcf0 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -79,6 +79,11 @@ struct __DRIextensionRec {
};
/**
+ * Used by drivers to indicate support for setting the read drawable.
+ */
+#define __DRI_READ_DRAWABLE "DRI_ReadDrawable"
+
+/**
* Used by drivers that implement the GLX_MESA_copy_sub_buffer extension.
*/
#define __DRI_COPY_SUB_BUFFER "DRI_CopySubBuffer"