1 /**************************************************************************
3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #ifndef I915_RESOURCE_H
29 #define I915_RESOURCE_H
33 #include "util/u_transfer.h"
34 #include "util/u_debug.h"
44 boolean free_on_destroy;
47 #define I915_MAX_TEXTURE_2D_LEVELS 11 /* max 1024x1024 */
48 #define I915_MAX_TEXTURE_3D_LEVELS 8 /* max 128x128x128 */
56 unsigned depth_stride; /* per-image on i945? */
57 unsigned total_nblocksy;
59 unsigned sw_tiled; /**< tiled with software flags */
60 unsigned hw_tiled; /**< tiled with hardware fences */
62 unsigned nr_images[I915_MAX_TEXTURE_2D_LEVELS];
64 /* Explicitly store the offset of each image for each cube face or
67 unsigned *image_offset[I915_MAX_TEXTURE_2D_LEVELS]; /**< array [depth] of offsets */
69 /* The data is held here:
71 struct i915_winsys_buffer *buffer;
74 void i915_init_screen_resource_functions(struct i915_screen *is);
75 void i915_init_resource_functions(struct i915_context *i915 );
77 extern struct u_resource_vtbl i915_buffer_vtbl;
78 extern struct u_resource_vtbl i915_texture_vtbl;
80 static INLINE struct i915_texture *i915_texture( struct pipe_resource *resource )
82 struct i915_texture *tex = (struct i915_texture *)resource;
83 assert(tex->b.vtbl == &i915_texture_vtbl);
87 static INLINE struct i915_buffer *i915_buffer( struct pipe_resource *resource )
89 struct i915_buffer *tex = (struct i915_buffer *)resource;
90 assert(tex->b.vtbl == &i915_buffer_vtbl);
94 struct pipe_resource *
95 i915_texture_create(struct pipe_screen *screen,
96 const struct pipe_resource *template);
98 struct pipe_resource *
99 i915_texture_from_handle(struct pipe_screen * screen,
100 const struct pipe_resource *template,
101 struct winsys_handle *whandle);
104 struct pipe_resource *
105 i915_user_buffer_create(struct pipe_screen *screen,
110 struct pipe_resource *
111 i915_buffer_create(struct pipe_screen *screen,
112 const struct pipe_resource *template);
114 #endif /* I915_RESOURCE_H */