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-rw-r--r--src/mesa/drivers/x11/fakeglx.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c
index 73f1de374e..cca2fb84a7 100644
--- a/src/mesa/drivers/x11/fakeglx.c
+++ b/src/mesa/drivers/x11/fakeglx.c
@@ -1,4 +1,4 @@
-/* $Id: fakeglx.c,v 1.37 2000/09/26 21:28:39 brianp Exp $ */
+/* $Id: fakeglx.c,v 1.38 2000/10/05 17:38:21 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -1050,15 +1050,16 @@ Fake_glXChooseVisual( Display *dpy, int screen, int *list )
if (vis) {
/* Note: we're not exactly obeying the glXChooseVisual rules here.
* When GLX_DEPTH_SIZE = 1 is specified we're supposed to choose the
- * largest depth buffer size, which is 32bits/value. However, we
+ * largest depth buffer size, which is 32bits/value. Instead, we
* return 16 to maintain performance with earlier versions of Mesa.
*/
- if (depth_size == 1)
- depth_size = DEFAULT_SOFTWARE_DEPTH_BITS;
- else if (depth_size > 24)
- depth_size = 31;
+ if (depth_size > 24)
+ depth_size = 31; /* 32 causes int overflow problems */
else if (depth_size > 16)
depth_size = 24;
+ else if (depth_size > 0)
+ depth_size = DEFAULT_SOFTWARE_DEPTH_BITS; /*16*/
+
/* we only support one size of stencil and accum buffers. */
if (stencil_size > 0)
stencil_size = STENCIL_BITS;