noop: make noop useable like trace or rbug

If you want to enable noop set GALLIUM_NOOP=1 as an env variable.
You need first to enable noop wrapping for your driver see change
to src/gallium/targets/dri-r600/ in this commit as an example.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/target-helpers/inline_noop_helper.h b/src/gallium/auxiliary/target-helpers/inline_noop_helper.h
new file mode 100644
index 0000000000..77c7cfd0c2
--- /dev/null
+++ b/src/gallium/auxiliary/target-helpers/inline_noop_helper.h
@@ -0,0 +1,51 @@
+
+#ifndef INLINE_DEBUG_HELPER_H
+#define INLINE_DEBUG_HELPER_H
+
+#include "pipe/p_compiler.h"
+#include "util/u_debug.h"
+
+
+/* Helper function to wrap a screen with
+ * one or more debug driver: rbug, trace.
+ */
+
+#ifdef GALLIUM_TRACE
+#include "trace/tr_public.h"
+#endif
+
+#ifdef GALLIUM_RBUG
+#include "rbug/rbug_public.h"
+#endif
+
+#ifdef GALLIUM_GALAHAD
+#include "galahad/glhd_public.h"
+#endif
+
+#ifdef GALLIUM_NOOP
+#include "noop/noop_public.h"
+#endif
+
+static INLINE struct pipe_screen *
+debug_screen_wrap(struct pipe_screen *screen)
+{
+#if defined(GALLIUM_RBUG)
+   screen = rbug_screen_create(screen);
+#endif
+
+#if defined(GALLIUM_TRACE)
+   screen = trace_screen_create(screen);
+#endif
+
+#if defined(GALLIUM_GALAHAD)
+   screen = galahad_screen_create(screen);
+#endif
+
+#if defined(GALLIUM_NOOP)
+   screen = noop_screen_create(screen);
+#endif
+
+   return screen;
+}
+
+#endif