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      1 /**********************************************************
      2  * Copyright 2014 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_STREAMOUT_H
     27 #define SVGA_STREAMOUT_H
     28 
     29 struct svga_shader;
     30 
     31 struct svga_stream_output {
     32    struct pipe_stream_output_info info;
     33    unsigned pos_out_index;                  // position output index
     34    unsigned id;
     35 };
     36 
     37 struct svga_stream_output *
     38 svga_create_stream_output(struct svga_context *svga,
     39                           struct svga_shader *shader,
     40                           const struct pipe_stream_output_info *info);
     41 
     42 enum pipe_error
     43 svga_set_stream_output(struct svga_context *svga,
     44                        struct svga_stream_output *streamout);
     45 
     46 void
     47 svga_delete_stream_output(struct svga_context *svga,
     48                           struct svga_stream_output *streamout);
     49 
     50 enum pipe_error
     51 svga_rebind_stream_output_targets(struct svga_context *svga);
     52 
     53 #endif /* SVGA_STREAMOUT_H */
     54