meta: Only use _mesa_ClipControl if the extension is supported
Fixes many piglit failures on IVB since 85edaa8.
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=85425
Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
Cc: Mathias Fröhlich <Mathias.Froehlich@gmx.net>
diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index 45c50fd..87532c1 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -681,9 +681,11 @@
0.0, ctx->DrawBuffer->Height,
-1.0, 1.0);
- save->ClipOrigin = ctx->Transform.ClipOrigin;
- save->ClipDepthMode = ctx->Transform.ClipDepthMode;
- _mesa_ClipControl(GL_LOWER_LEFT, GL_NEGATIVE_ONE_TO_ONE);
+ if (ctx->Extensions.ARB_clip_control) {
+ save->ClipOrigin = ctx->Transform.ClipOrigin;
+ save->ClipDepthMode = ctx->Transform.ClipDepthMode;
+ _mesa_ClipControl(GL_LOWER_LEFT, GL_NEGATIVE_ONE_TO_ONE);
+ }
}
if (state & MESA_META_CLIP) {
@@ -1086,7 +1088,8 @@
_mesa_MatrixMode(save->MatrixMode);
- _mesa_ClipControl(save->ClipOrigin, save->ClipDepthMode);
+ if (ctx->Extensions.ARB_clip_control)
+ _mesa_ClipControl(save->ClipOrigin, save->ClipDepthMode);
}
if (state & MESA_META_CLIP) {