1 files changed, 130 insertions, 0 deletions
diff --git a/src/gallium/drivers/trace/tr_screen.h b/src/gallium/drivers/trace/tr_screen.h
new file mode 100644
index 0000000000..dba8cd7c65
--- /dev/null
+++ b/src/gallium/drivers/trace/tr_screen.h
@@ -0,0 +1,130 @@
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef TR_SCREEN_H_
+#define TR_SCREEN_H_
+
+
+#include "pipe/p_screen.h"
+#include "pipe/p_thread.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+struct tr_list {
+   struct tr_list *next;
+   struct tr_list *prev;
+};
+
+/**
+ * It often happens that new data is written directly to the user buffers
+ * without mapping/unmapping. This flag marks user buffers, so that their
+ * contents can be dumpped before being used by the pipe context.
+ */
+#define TRACE_BUFFER_USAGE_USER  (1 << 31)
+
+
+struct trace_screen
+{
+   struct pipe_screen base;
+
+   struct pipe_screen *screen;
+
+   /* remote debugger */
+   struct trace_rbug *rbug;
+
+   pipe_mutex list_mutex;
+   int num_buffers;
+   int num_contexts;
+   int num_textures;
+   int num_surfaces;
+   int num_transfers;
+   struct tr_list buffers;
+   struct tr_list contexts;
+   struct tr_list textures;
+   struct tr_list surfaces;
+   struct tr_list transfers;
+};
+
+
+/*
+ * tr_rbug.c
+ */
+
+
+struct trace_rbug;
+
+struct trace_rbug *
+trace_rbug_start(struct trace_screen *tr_scr);
+
+void
+trace_rbug_stop(struct trace_rbug *tr_rbug);
+
+
+/*
+ * tr_screen.c
+ */
+
+
+boolean
+trace_enabled(void);
+
+struct trace_screen *
+trace_screen(struct pipe_screen *screen);
+
+struct pipe_screen *
+trace_screen_create(struct pipe_screen *screen);
+
+void
+trace_screen_user_buffer_update(struct pipe_screen *screen,
+                                struct pipe_buffer *buffer);
+
+#define trace_screen_add_to_list(tr_scr, name, obj) \
+   do {                                             \
+      pipe_mutex_lock(tr_scr->list_mutex);          \
+      insert_at_head(&tr_scr->name, &obj->list);    \
+      tr_scr->num_##name++;                         \
+      pipe_mutex_unlock(tr_scr->list_mutex);        \
+   } while (0)
+
+#define trace_screen_remove_from_list(tr_scr, name, obj) \
+   do {                                                  \
+      pipe_mutex_lock(tr_scr->list_mutex);               \
+      remove_from_list(&obj->list);                      \
+      tr_scr->num_##name--;                              \
+      pipe_mutex_unlock(tr_scr->list_mutex);             \
+   } while (0)
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* TR_SCREEN_H_ */