gallium/drivers: Create Galahad from identity.

Galahad is a sanity-checking layer meant to replace the crufty and
scattered sanity checks inside drivers with a robust, non-silenceable,
useful set of warnings and errors that can be used to keep misbehaving
state trackers from going unnoticed.

1 files changed, 176 insertions, 0 deletions

diff --git a/src/gallium/drivers/galahad/glhd_objects.h b/src/gallium/drivers/galahad/glhd_objects.h
new file mode 100644
index 00000000000..16e1d94469c
--- /dev/null
+++ b/src/gallium/drivers/galahad/glhd_objects.h
@@ -0,0 +1,176 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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 GLHD_OBJECTS_H
+#define GLHD_OBJECTS_H
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_state.h"
+
+#include "glhd_screen.h"
+
+struct galahad_context;
+
+
+struct galahad_resource
+{
+   struct pipe_resource base;
+
+   struct pipe_resource *resource;
+};
+
+
+struct galahad_sampler_view
+{
+   struct pipe_sampler_view base;
+
+   struct pipe_sampler_view *sampler_view;
+};
+
+
+struct galahad_surface
+{
+   struct pipe_surface base;
+
+   struct pipe_surface *surface;
+};
+
+
+struct galahad_transfer
+{
+   struct pipe_transfer base;
+
+   struct pipe_context *pipe;
+   struct pipe_transfer *transfer;
+};
+
+
+static INLINE struct galahad_resource *
+galahad_resource(struct pipe_resource *_resource)
+{
+   if(!_resource)
+      return NULL;
+   (void)galahad_screen(_resource->screen);
+   return (struct galahad_resource *)_resource;
+}
+
+static INLINE struct galahad_sampler_view *
+galahad_sampler_view(struct pipe_sampler_view *_sampler_view)
+{
+   if (!_sampler_view) {
+      return NULL;
+   }
+   return (struct galahad_sampler_view *)_sampler_view;
+}
+
+static INLINE struct galahad_surface *
+galahad_surface(struct pipe_surface *_surface)
+{
+   if(!_surface)
+      return NULL;
+   (void)galahad_resource(_surface->texture);
+   return (struct galahad_surface *)_surface;
+}
+
+static INLINE struct galahad_transfer *
+galahad_transfer(struct pipe_transfer *_transfer)
+{
+   if(!_transfer)
+      return NULL;
+   (void)galahad_resource(_transfer->resource);
+   return (struct galahad_transfer *)_transfer;
+}
+
+static INLINE struct pipe_resource *
+galahad_resource_unwrap(struct pipe_resource *_resource)
+{
+   if(!_resource)
+      return NULL;
+   return galahad_resource(_resource)->resource;
+}
+
+static INLINE struct pipe_sampler_view *
+galahad_sampler_view_unwrap(struct pipe_sampler_view *_sampler_view)
+{
+   if (!_sampler_view) {
+      return NULL;
+   }
+   return galahad_sampler_view(_sampler_view)->sampler_view;
+}
+
+static INLINE struct pipe_surface *
+galahad_surface_unwrap(struct pipe_surface *_surface)
+{
+   if(!_surface)
+      return NULL;
+   return galahad_surface(_surface)->surface;
+}
+
+static INLINE struct pipe_transfer *
+galahad_transfer_unwrap(struct pipe_transfer *_transfer)
+{
+   if(!_transfer)
+      return NULL;
+   return galahad_transfer(_transfer)->transfer;
+}
+
+
+struct pipe_resource *
+galahad_resource_create(struct galahad_screen *glhd_screen,
+                         struct pipe_resource *resource);
+
+void
+galahad_resource_destroy(struct galahad_resource *glhd_resource);
+
+struct pipe_surface *
+galahad_surface_create(struct galahad_resource *glhd_resource,
+                        struct pipe_surface *surface);
+
+void
+galahad_surface_destroy(struct galahad_surface *glhd_surface);
+
+struct pipe_sampler_view *
+galahad_sampler_view_create(struct galahad_context *glhd_context,
+                             struct galahad_resource *glhd_resource,
+                             struct pipe_sampler_view *view);
+
+void
+galahad_sampler_view_destroy(struct galahad_context *glhd_context,
+                              struct galahad_sampler_view *glhd_sampler_view);
+
+struct pipe_transfer *
+galahad_transfer_create(struct galahad_context *glhd_context,
+                         struct galahad_resource *glhd_resource,
+                         struct pipe_transfer *transfer);
+
+void
+galahad_transfer_destroy(struct galahad_context *glhd_context,
+                          struct galahad_transfer *glhd_transfer);
+
+
+#endif /* GLHD_OBJECTS_H */