1 files changed, 91 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_resource.h b/src/gallium/drivers/nvfx/nvfx_resource.h
new file mode 100644
index 0000000000..a68c14cf3f
--- /dev/null
+++ b/src/gallium/drivers/nvfx/nvfx_resource.h
@@ -0,0 +1,91 @@
+
+#ifndef NVFX_RESOURCE_H
+#define NVFX_RESOURCE_H
+
+#include "util/u_transfer.h"
+
+struct pipe_resource;
+struct nouveau_bo;
+
+
+/* This gets further specialized into either buffer or texture
+ * structures.  In the future we'll want to remove much of that
+ * distinction, but for now try to keep as close to the existing code
+ * as possible and use the vtbl struct to choose between the two
+ * underlying implementations.
+ */
+struct nvfx_resource {
+	struct pipe_resource base;
+	struct u_resource_vtbl *vtbl;
+	struct nouveau_bo *bo;
+};
+
+#define NVFX_MAX_TEXTURE_LEVELS  16
+
+struct nvfx_miptree {
+	struct nvfx_resource base;
+	uint total_size;
+
+	struct {
+		uint pitch;
+		uint *image_offset;
+	} level[NVFX_MAX_TEXTURE_LEVELS];
+
+	unsigned image_nr;
+};
+
+static INLINE 
+struct nvfx_resource *nvfx_resource(struct pipe_resource *resource)
+{
+	return (struct nvfx_resource *)resource;
+}
+
+static INLINE struct nouveau_bo *
+nvfx_surface_buffer(struct pipe_surface *surf)
+{
+	struct nvfx_resource *mt = nvfx_resource(surf->texture);
+
+	return mt->bo;
+}
+
+
+void
+nvfx_init_resource_functions(struct pipe_context *pipe);
+
+void
+nvfx_screen_init_resource_functions(struct pipe_screen *pscreen);
+
+
+/* Internal:
+ */
+
+struct pipe_resource *
+nvfx_miptree_create(struct pipe_screen *pscreen, const struct pipe_resource *pt);
+
+struct pipe_resource *
+nvfx_miptree_from_handle(struct pipe_screen *pscreen,
+			 const struct pipe_resource *template,
+			 struct winsys_handle *whandle);
+
+struct pipe_resource *
+nvfx_buffer_create(struct pipe_screen *pscreen,
+		   const struct pipe_resource *template);
+
+struct pipe_resource *
+nvfx_user_buffer_create(struct pipe_screen *screen,
+			void *ptr,
+			unsigned bytes,
+			unsigned usage);
+
+
+
+void
+nvfx_miptree_surface_del(struct pipe_surface *ps);
+
+struct pipe_surface *
+nvfx_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_resource *pt,
+			 unsigned face, unsigned level, unsigned zslice,
+			 unsigned flags);
+
+
+#endif