src/tileanimation.h

   1 /*
   2 Minetest
   3 Copyright (C) 2016 sfan5 <sfan5@live.de>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #ifndef TILEANIMATION_HEADER
  21 #define TILEANIMATION_HEADER
  22
  23 #include <iostream>
  24 #include "irrlichttypes_bloated.h"
  25
  26 enum TileAnimationType
  27 {
  28         TAT_NONE = 0,
  29         TAT_VERTICAL_FRAMES = 1,
  30         TAT_SHEET_2D = 2,
  31 };
  32
  33 struct TileAnimationParams
  34 {
  35         enum TileAnimationType type;
  36         union
  37         {
  38                 // struct {
  39                 // } none;
  40                 struct
  41                 {
  42                         int aspect_w; // width for aspect ratio
  43                         int aspect_h; // height for aspect ratio
  44                         float length; // seconds
  45                 } vertical_frames;
  46                 struct
  47                 {
  48                         int frames_w;       // number of frames left-to-right
  49                         int frames_h;       // number of frames top-to-bottom
  50                         float frame_length; // seconds
  51                 } sheet_2d;
  52         };
  53
  54         void serialize(std::ostream &os, u16 protocol_version) const;
  55         void deSerialize(std::istream &is, u16 protocol_version);
  56         void determineParams(v2u32 texture_size, int *frame_count, int *frame_length_ms,
  57                         v2u32 *frame_size) const;
  58         void getTextureModifer(std::ostream &os, v2u32 texture_size, int frame) const;
  59         v2f getTextureCoords(v2u32 texture_size, int frame) const;
  60 };
  61
  62 #endif