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      1 /**********************************************************
      2  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
      3  *
      4  * Permission is hereby granted, free of charge, to any person
      5  * obtaining a copy of this software and associated documentation
      6  * files (the "Software"), to deal in the Software without
      7  * restriction, including without limitation the rights to use, copy,
      8  * modify, merge, publish, distribute, sublicense, and/or sell copies
      9  * of the Software, and to permit persons to whom the Software is
     10  * furnished to do so, subject to the following conditions:
     11  *
     12  * The above copyright notice and this permission notice shall be
     13  * included in all copies or substantial portions of the Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     22  * SOFTWARE.
     23  *
     24  **********************************************************/
     25 
     26 #ifndef SVGA_SURFACE_H
     27 #define SVGA_SURFACE_H
     28 
     29 
     30 #include "pipe/p_compiler.h"
     31 #include "pipe/p_state.h"
     32 #include "util/u_inlines.h"
     33 #include "svga_screen_cache.h"
     34 
     35 struct pipe_context;
     36 struct pipe_screen;
     37 struct svga_context;
     38 struct svga_texture;
     39 struct svga_winsys_surface;
     40 enum SVGA3dSurfaceFormat;
     41 
     42 
     43 struct svga_surface
     44 {
     45    struct pipe_surface base;
     46 
     47    struct svga_host_surface_cache_key key;
     48    struct svga_winsys_surface *handle;
     49 
     50    unsigned real_face;
     51    unsigned real_level;
     52    unsigned real_zslice;
     53 
     54    boolean dirty;
     55 };
     56 
     57 
     58 extern void
     59 svga_propagate_surface(struct svga_context *svga, struct pipe_surface *surf);
     60 
     61 extern boolean
     62 svga_surface_needs_propagation(const struct pipe_surface *surf);
     63 
     64 struct svga_winsys_surface *
     65 svga_texture_view_surface(struct svga_context *svga,
     66                           struct svga_texture *tex,
     67                           SVGA3dSurfaceFlags flags,
     68                           SVGA3dSurfaceFormat format,
     69                           unsigned start_mip,
     70                           unsigned num_mip,
     71                           int face_pick,
     72                           int zslice_pick,
     73                           struct svga_host_surface_cache_key *key); /* OUT */
     74 
     75 
     76 void
     77 svga_texture_copy_handle(struct svga_context *svga,
     78                          struct svga_winsys_surface *src_handle,
     79                          unsigned src_x, unsigned src_y, unsigned src_z,
     80                          unsigned src_level, unsigned src_face,
     81                          struct svga_winsys_surface *dst_handle,
     82                          unsigned dst_x, unsigned dst_y, unsigned dst_z,
     83                          unsigned dst_level, unsigned dst_face,
     84                          unsigned width, unsigned height, unsigned depth);
     85 
     86 
     87 static INLINE struct svga_surface *
     88 svga_surface(struct pipe_surface *surface)
     89 {
     90    assert(surface);
     91    return (struct svga_surface *)surface;
     92 }
     93 
     94 
     95 static INLINE const struct svga_surface *
     96 svga_surface_const(const struct pipe_surface *surface)
     97 {
     98    assert(surface);
     99    return (const struct svga_surface *)surface;
    100 }
    101 
    102 #endif
    103