1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
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 VMWARE 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 **************************************************************************/
32 #include "pipe/p_state.h"
33 #include "sp_limits.h"
38 struct softpipe_context
;
42 * Subclass of pipe_resource.
44 struct softpipe_resource
46 struct pipe_resource base
;
48 unsigned long level_offset
[SP_MAX_TEXTURE_2D_LEVELS
];
49 unsigned stride
[SP_MAX_TEXTURE_2D_LEVELS
];
50 unsigned img_stride
[SP_MAX_TEXTURE_2D_LEVELS
];
53 * Display target, only valid for PIPE_TEXTURE_2D with the
54 * PIPE_BIND_DISPLAY_TARGET usage.
56 struct sw_displaytarget
*dt
;
59 * Malloc'ed data for regular buffers and textures, or a mapping to dt above.
63 /* True if texture images are power-of-two in all dimensions:
73 * Subclass of pipe_transfer.
75 struct softpipe_transfer
77 struct pipe_transfer base
;
84 static inline struct softpipe_resource
*
85 softpipe_resource(struct pipe_resource
*pt
)
87 return (struct softpipe_resource
*) pt
;
90 static inline struct softpipe_transfer
*
91 softpipe_transfer(struct pipe_transfer
*pt
)
93 return (struct softpipe_transfer
*) pt
;
98 * Return pointer to a resource's actual data.
99 * This is a short-cut instead of using map()/unmap(), which should
103 softpipe_resource_data(struct pipe_resource
*pt
)
108 assert(softpipe_resource(pt
)->dt
== NULL
);
109 return softpipe_resource(pt
)->data
;
114 softpipe_init_screen_texture_funcs(struct pipe_screen
*screen
);
117 softpipe_init_texture_funcs(struct pipe_context
*pipe
);
120 #endif /* SP_TEXTURE */