1 files changed, 6 insertions, 1 deletions
diff --git a/src/mesa/drivers/dos/dmesa.c b/src/mesa/drivers/dos/dmesa.c
index 1d430354f63..e45d00f269e 100644
--- a/src/mesa/drivers/dos/dmesa.c
+++ b/src/mesa/drivers/dos/dmesa.c
@@ -467,8 +467,13 @@ static void dmesa_choose_tri (GLcontext *ctx)
 
 static void clear_color (GLcontext *ctx, const GLchan color[4])
 {
+ const GLubyte col[4];
  DMesaContext c = (DMesaContext)ctx->DriverCtx;
- c->ClearColor = vl_mixrgba(color);
+ CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]);
+ CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]);
+ CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]);
+ CLAMPED_FLOAT_TO_UBYTE(col[3], color[3]);
+ c->ClearColor = vl_mixrgba(col);
 }