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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2009 VMware, Inc.  All Rights Reserved.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  *
  25.  **************************************************************************/
  26.  
  27. #include "VG/openvg.h"
  28.  
  29. #include "vg_manager.h"
  30. #include "vg_context.h"
  31. #include "api.h"
  32.  
  33. #include "pipe/p_context.h"
  34. #include "pipe/p_screen.h"
  35.  
  36. VGErrorCode vegaGetError(void)
  37. {
  38.    struct vg_context *ctx = vg_current_context();
  39.    VGErrorCode error = VG_NO_CONTEXT_ERROR;
  40.  
  41.    if (!ctx)
  42.       return error;
  43.  
  44.    error = ctx->_error;
  45.    ctx->_error = VG_NO_ERROR;
  46.  
  47.    return error;
  48. }
  49.  
  50. void vegaFlush(void)
  51. {
  52.    struct vg_context *ctx = vg_current_context();
  53.    struct pipe_context *pipe;
  54.  
  55.    if (!ctx)
  56.       return;
  57.  
  58.    pipe = ctx->pipe;
  59.    pipe->flush(pipe, NULL, 0);
  60.  
  61.    vg_manager_flush_frontbuffer(ctx);
  62. }
  63.  
  64. void vegaFinish(void)
  65. {
  66.    struct vg_context *ctx = vg_current_context();
  67.    struct pipe_fence_handle *fence = NULL;
  68.    struct pipe_context *pipe;
  69.  
  70.    if (!ctx)
  71.       return;
  72.  
  73.    pipe = ctx->pipe;
  74.  
  75.    pipe->flush(pipe, &fence, 0);
  76.    if (fence) {
  77.       pipe->screen->fence_finish(pipe->screen, fence,
  78.                                  PIPE_TIMEOUT_INFINITE);
  79.       pipe->screen->fence_reference(pipe->screen, &fence, NULL);
  80.    }
  81. }
  82.