src/gallium/drivers/llvmpipe/lp_state_vertex.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
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   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,
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  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
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  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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  25  *
  26  **************************************************************************/
  27
  28 /* Authors:  Keith Whitwell <keith@tungstengraphics.com>
  29  */
  30
  31
  32 #include "lp_context.h"
  33 #include "lp_state.h"
  34 #include "lp_surface.h"
  35
  36 #include "draw/draw_context.h"
  37
  38
  39 void
  40 llvmpipe_set_vertex_elements(struct pipe_context *pipe,
  41                              unsigned count,
  42                              const struct pipe_vertex_element *attribs)
  43 {
  44    struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
  45
  46    assert(count <= PIPE_MAX_ATTRIBS);
  47
  48    memcpy(llvmpipe->vertex_element, attribs,
  49           count * sizeof(struct pipe_vertex_element));
  50    llvmpipe->num_vertex_elements = count;
  51
  52    llvmpipe->dirty |= LP_NEW_VERTEX;
  53
  54    draw_set_vertex_elements(llvmpipe->draw, count, attribs);
  55 }
  56
  57
  58 void
  59 llvmpipe_set_vertex_buffers(struct pipe_context *pipe,
  60                             unsigned count,
  61                             const struct pipe_vertex_buffer *buffers)
  62 {
  63    struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
  64
  65    assert(count <= PIPE_MAX_ATTRIBS);
  66
  67    memcpy(llvmpipe->vertex_buffer, buffers, count * sizeof(buffers[0]));
  68    llvmpipe->num_vertex_buffers = count;
  69
  70    llvmpipe->dirty |= LP_NEW_VERTEX;
  71
  72    draw_set_vertex_buffers(llvmpipe->draw, count, buffers);
  73 }