IABSD.fr/xenocara/xserver/glx/renderpix.c

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• Author : matthieu
  Date : 2010-07-27 19:02:24
  Hash : 95d684a0
  Message : Update to xserver 1.8. Tested by many. Ok oga@, todd@.

• xserver/glx/renderpix.c

• /*
   * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
   * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a
   * copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice including the dates of first publication and
   * either this permission notice or a reference to
   * http://oss.sgi.com/projects/FreeB/
   * shall be included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
   * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
   * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
   * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   *
   * Except as contained in this notice, the name of Silicon Graphics, Inc.
   * shall not be used in advertising or otherwise to promote the sale, use or
   * other dealings in this Software without prior written authorization from
   * Silicon Graphics, Inc.
   */
  
  #ifdef HAVE_DIX_CONFIG_H
  #include <dix-config.h>
  #endif
  
  #include "glxserver.h"
  #include "unpack.h"
  #include "indirect_dispatch.h"
  #include "glapitable.h"
  #include "glapi.h"
  #include "glthread.h"
  #include "dispatch.h"
  
  void __glXDisp_SeparableFilter2D(GLbyte *pc)
  {
     __GLXdispatchConvolutionFilterHeader *hdr =
  				(__GLXdispatchConvolutionFilterHeader *) pc;
      GLint hdrlen, image1len;
  
      hdrlen = __GLX_PAD(__GLX_CONV_FILT_CMD_DISPATCH_HDR_SIZE);
  
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SWAP_BYTES, hdr->swapBytes) );
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_LSB_FIRST, hdr->lsbFirst) );
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ROW_LENGTH, hdr->rowLength) );
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_ROWS, hdr->skipRows) );
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_PIXELS, hdr->skipPixels) );
      CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ALIGNMENT, hdr->alignment) );
  
      /* XXX check this usage - internal code called
      ** a version without the packing parameters
      */
      image1len = __glXImageSize(hdr->format, hdr->type, 0, hdr->width, 1, 1,
  			       0, hdr->rowLength, 0, hdr->skipRows,
  			       hdr->alignment);
      image1len = __GLX_PAD(image1len);
  
      CALL_SeparableFilter2D( GET_DISPATCH(), (hdr->target, hdr->internalformat,
  		 hdr->width, hdr->height, hdr->format, hdr->type,
  		 ((GLubyte *)hdr+hdrlen), ((GLubyte *)hdr+hdrlen+image1len)) );
  }