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 #pragma once
  21
  22 #include <iostream>
  23 #include "irrlichttypes_bloated.h"
  24
  25 enum TileAnimationType
  26 {
  27         TAT_NONE = 0,
  28         TAT_VERTICAL_FRAMES = 1,
  29         TAT_SHEET_2D = 2,
  30 };
  31
  32 struct TileAnimationParams
  33 {
  34         enum TileAnimationType type;
  35         union
  36         {
  37                 // struct {
  38                 // } none;
  39                 struct
  40                 {
  41                         int aspect_w; // width for aspect ratio
  42                         int aspect_h; // height for aspect ratio
  43                         float length; // seconds
  44                 } vertical_frames;
  45                 struct
  46                 {
  47                         int frames_w;       // number of frames left-to-right
  48                         int frames_h;       // number of frames top-to-bottom
  49                         float frame_length; // seconds
  50                 } sheet_2d;
  51         };
  52
  53         void serialize(std::ostream &os, u8 tiledef_version) const;
  54         void deSerialize(std::istream &is, u8 tiledef_version);
  55         void determineParams(v2u32 texture_size, int *frame_count, int *frame_length_ms,
  56                         v2u32 *frame_size) const;
  57         void getTextureModifer(std::ostream &os, v2u32 texture_size, int frame) const;
  58         v2f getTextureCoords(v2u32 texture_size, int frame) const;
  59 };