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-rw-r--r--src/mesa/drivers/dri/mach64/mach64_state.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/mach64/mach64_state.c b/src/mesa/drivers/dri/mach64/mach64_state.c
index 91f588bb788..ea55124d916 100644
--- a/src/mesa/drivers/dri/mach64/mach64_state.c
+++ b/src/mesa/drivers/dri/mach64/mach64_state.c
@@ -37,6 +37,7 @@
#include "mach64_tex.h"
#include "context.h"
+#include "buffers.h"
#include "enums.h"
#include "colormac.h"
#include "swrast/swrast.h"
@@ -646,6 +647,8 @@ static void mach64Viewport( GLcontext *ctx,
GLint x, GLint y,
GLsizei width, GLsizei height )
{
+ /* update size of Mesa/software ancillary buffers */
+ _mesa_ResizeBuffersMESA();
mach64CalcViewport( ctx );
}