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annotate utils/frmconv/frm.h @ 164:5b04a7d3ded6

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typo fix some missing event (de)registrations ability to capture one event multiple times (instead of only having one slot, we have groups and each group has an own slot, the default group is "default" so we are backward compatible
author spq@33b003aa-7bff-0310-803a-e67f0ece8222
date Wed, 15 Oct 2008 14:57:04 +0000
parents 90005975cdbb
children
rev   line source
46
90005975cdbb * Final LGPL switch step by adjusting the file headers
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE is free software; you can redistribute it and/or *
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7 * modify it under the terms of the GNU Lesser General Public *
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8 * License as published by the Free Software Foundation; either *
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9 * version 2.1 of the License, or (at your option) any later version. *
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10 * *
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11 * This library is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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14 * Lesser General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU Lesser General Public *
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17 * License along with this library; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
0
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22 #ifndef FRM_H_
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23 #define FRM_H_
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24
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25 // Some constant offset in the frm file for easier readability of the later code
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26 // The documentation use both "direction" and "orientation". I stick to "orientation"
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27 #define FRM_OFFSET_VERSION_NR 0x00
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28 #define FRM_OFFSET_FRAMESPERORIENT 0x08
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29 #define FRM_OFFSET_SHIFTX_ORIENT0 0x0A
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30 #define FRM_OFFSET_SHIFTX_ORIENT1 0x0C
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31 #define FRM_OFFSET_SHIFTX_ORIENT2 0x0E
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32 #define FRM_OFFSET_SHIFTX_ORIENT3 0x10
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33 #define FRM_OFFSET_SHIFTX_ORIENT4 0x12
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34 #define FRM_OFFSET_SHIFTX_ORIENT5 0x14
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35 #define FRM_OFFSET_SHIFTY_ORIENT0 0x16
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36 #define FRM_OFFSET_SHIFTY_ORIENT1 0x18
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37 #define FRM_OFFSET_SHIFTY_ORIENT2 0x1A
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38 #define FRM_OFFSET_SHIFTY_ORIENT3 0x1C
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39 #define FRM_OFFSET_SHIFTY_ORIENT4 0x1E
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40 #define FRM_OFFSET_SHIFTY_ORIENT5 0x20
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41 #define FRM_OFFSET_FIRSTFRAME_ORIENT0 0x22
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42 #define FRM_OFFSET_FIRSTFRAME_ORIENT1 0x26
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43 #define FRM_OFFSET_FIRSTFRAME_ORIENT2 0x2A
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44 #define FRM_OFFSET_FIRSTFRAME_ORIENT3 0x2E
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45 #define FRM_OFFSET_FIRSTFRAME_ORIENT4 0x32
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46 #define FRM_OFFSET_FIRSTFRAME_ORIENT5 0x36
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47 #define FRM_OFFSET_FRAMEAREASIZE 0x3A
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48 #define FRM_OFFSET_FRAMEDATA 0x3E
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49
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50 // These are relative offset
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51 // Example: The absolute offset of the height of frame 0 is therefore:
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52 // 0x40 == FRM_OFFSET_FRAMEDATA + FRMFRAME_OFFSET_HEIGHT
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53 #define FRMFRAME_OFFSET_WIDTH 0x00
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54 #define FRMFRAME_OFFSET_HEIGHT 0x02
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55 #define FRMFRAME_OFFSET_SIZE 0x04
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56 #define FRMFRAME_OFFSET_XOFF 0x08
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57 #define FRMFRAME_OFFSET_YOFF 0x0A
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58 #define FRMFRAME_OFFSET_DATA 0x0C
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59
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60 typedef struct {
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61 uint8_t red;
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62 uint8_t green;
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63 uint8_t blue;
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64 } frm_color;
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65
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66
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67 typedef struct _frm_frame {
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68 uint16_t width; // self-explanatory
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69 uint16_t height; //
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70 uint32_t framesize; // Should be equal to width*height
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71 uint8_t orient; // The orientation of the frame.
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72 unsigned char **rowptr; // the actual image data. The byte value is in index in a palette (pal.h)
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73
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74 struct _frm_frame *next_frame; // Pointer to the next frame. NULL ends the list :)
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75 } frm_frame;
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76
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77 typedef struct {
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78 uint16_t frameperorient; // FramesPerOrientation at offset 0x8 (size: two bytes) in the frm file
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79 uint32_t frameareasize; // Frameareasize at offset 0x3A (size: four bytes) in the frm file
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80 // I haven't checked, if this value is always correct. If it is, we should
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81 // use the information for the memory allocation.
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82
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83 uint32_t nrofframes; // The number of frames in this animation
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84
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85 frm_color *palette; // A pointer to the palette. Normally the one from pal.h
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86
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87 frm_frame *frames; // A single linked list of frm_frame. Each frm_frame describes one frame
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88 // There should be nrofframes many.
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89 } frm_anim;
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90
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91
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92
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93 frm_anim *loadFRMAnim(FILE *frmfile);
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94 void freefrmanim(frm_anim *anim);
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95
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96 #endif /*FRM_H_*/