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-rw-r--r--src/gallium/winsys/xlib/fakeglx.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/winsys/xlib/fakeglx.c b/src/gallium/winsys/xlib/fakeglx.c
index 6e04cb4117..ec77e81fed 100644
--- a/src/gallium/winsys/xlib/fakeglx.c
+++ b/src/gallium/winsys/xlib/fakeglx.c
@@ -1459,6 +1459,13 @@ Fake_glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
GLXDrawable read, GLXContext ctx )
{
struct fake_glx_context *glxCtx = (struct fake_glx_context *) ctx;
+ static boolean firsttime = 1, no_rast = 0;
+
+ if (firsttime) {
+ no_rast = getenv("SP_NO_RAST") != NULL;
+ firsttime = 0;
+ }
+
if (ctx && draw && read) {
XMesaBuffer drawBuffer, readBuffer;
@@ -1504,7 +1511,8 @@ Fake_glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
#endif
}
- if (MakeCurrent_PrevContext == ctx &&
+ if (no_rast &&
+ MakeCurrent_PrevContext == ctx &&
MakeCurrent_PrevDrawable == draw &&
MakeCurrent_PrevReadable == read &&
MakeCurrent_PrevDrawBuffer == drawBuffer &&