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annotate ext/guichan-0.8.1/src/allegro/allegroimageloader.cpp @ 0:4a0efb7baf70

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* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
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4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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1 /* _______ __ __ __ ______ __ __ _______ __ __
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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2 * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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3 * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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4 * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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5 * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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6 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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7 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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8 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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9 * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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10 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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11 *
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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12 * Per Larsson a.k.a finalman
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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13 * Olof Naessén a.k.a jansem/yakslem
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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14 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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15 * Visit: http://guichan.sourceforge.net
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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16 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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17 * License: (BSD)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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18 * Redistribution and use in source and binary forms, with or without
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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19 * modification, are permitted provided that the following conditions
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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20 * are met:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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21 * 1. Redistributions of source code must retain the above copyright
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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22 * notice, this list of conditions and the following disclaimer.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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23 * 2. Redistributions in binary form must reproduce the above copyright
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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24 * notice, this list of conditions and the following disclaimer in
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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25 * the documentation and/or other materials provided with the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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26 * distribution.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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27 * 3. Neither the name of Guichan nor the names of its contributors may
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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28 * be used to endorse or promote products derived from this software
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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29 * without specific prior written permission.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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30 *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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37 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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38 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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42 */
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43
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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44 /*
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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45 * For comments regarding functions please see the header file.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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46 */
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47
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48 #include "guichan/allegro/allegroimageloader.hpp"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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49
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50 #include "guichan/allegro/allegroimage.hpp"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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51 #include "guichan/exception.hpp"
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52
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53 namespace gcn
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54 {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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55 Image* AllegroImageLoader::load(const std::string& filename, bool convertToDisplayFormat)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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56 {
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57 #if !(ALLEGRO_VERSION == 4 && ALLEGRO_SUB_VERSION == 0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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58 int colconv = get_color_conversion();
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59 #endif
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60
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61 set_color_conversion(COLORCONV_NONE);
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62
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63 PALETTE pal;
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64 BITMAP *bmp = loadBitmap(filename, pal);
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65
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66 if (bmp == NULL)
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67 {
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68 throw GCN_EXCEPTION(std::string("Unable to load: ") + filename);
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69 }
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70
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71 BITMAP *bmp2 = create_bitmap_ex(32, bmp->w, bmp->h);
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72
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73 if (bmp2 == NULL)
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74 {
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75 throw GCN_EXCEPTION(std::string("Not enough memory to load: ") + filename);
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76 }
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77
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78 set_palette(pal);
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79 blit(bmp, bmp2, 0, 0, 0, 0, bmp->w, bmp->h);
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80 destroy_bitmap(bmp);
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81
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82 #if (ALLEGRO_VERSION == 4 && ALLEGRO_SUB_VERSION == 0)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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83 set_color_conversion(COLORCONV_TOTAL);
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84 #else
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85 set_color_conversion(colconv);
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86 #endif
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87
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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88 Image *image = new AllegroImage(bmp2, true);
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89
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90 if (convertToDisplayFormat)
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91 {
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92 image->convertToDisplayFormat();
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93 }
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94
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95 return image;
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96 }
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97
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98 BITMAP* AllegroImageLoader::loadBitmap(const std::string& filename, PALETTE pal)
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99 {
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100 return load_bitmap(filename.c_str(), pal);
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101 }
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102 }