libs/core/GP_Pixel_Access.c

   1 /*****************************************************************************
   2  * This file is part of gfxprim library.                                     *
   3  *                                                                           *
   4  * Gfxprim is free software; you can redistribute it and/or                  *
   5  * modify it under the terms of the GNU Lesser General Public                *
   6  * License as published by the Free Software Foundation; either              *
   7  * version 2.1 of the License, or (at your option) any later version.        *
   8  *                                                                           *
   9  * Gfxprim is distributed in the hope that it will be useful,                *
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  12  * Lesser General Public License for more details.                           *
  13  *                                                                           *
  14  * You should have received a copy of the GNU Lesser General Public          *
  15  * License along with gfxprim; if not, write to the Free Software            *
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,                        *
  17  * Boston, MA  02110-1301  USA                                               *
  18  *                                                                           *
  19  * Copyright (C) 2011      Tomas Gavenciak <gavento@ucw.cz>                  *
  20  *                                                                           *
  21  *****************************************************************************/
  22
  23 #include "GP_Pixel_Access.h"
  24 #include "GP_Transform.h"
  25
  26 GP_Pixel GP_GetPixel(GP_Context *context, int x, int y)
  27 {
  28         GP_TRANSFORM_POINT(context, x, y);
  29         if (GP_PIXEL_IS_CLIPPED(context, x, y))
  30                 return 0;
  31         return GP_GetPixel_Raw(context, x, y);
  32 }
  33
  34 void GP_PutPixel(GP_Context *context, int x, int y, GP_Pixel p)
  35 {
  36         GP_TRANSFORM_POINT(context, x, y);
  37         if (! GP_PIXEL_IS_CLIPPED(context, x, y))
  38                 GP_PutPixel_Raw(context, x, y, p);
  39 }