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Move TileAnimation code to seperate file

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sfan5 2016-12-23 13:48:32 +01:00
parent e2e8da5ee4
commit 523f0e8c5b
10 changed files with 168 additions and 48 deletions
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87
src/tileanimation.cpp Normal file
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/*
Minetest
Copyright (C) 2016 sfan5 <sfan5@live.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "tileanimation.h"
#include "util/serialize.h"
void TileAnimationParams::serialize(std::ostream &os, u16 protocol_version) const
{
if(protocol_version < 29 /* TODO bump */) {
if (type == TAT_VERTICAL_FRAMES) {
writeU8(os, type);
writeU16(os, vertical_frames.aspect_w);
writeU16(os, vertical_frames.aspect_h);
writeF1000(os, vertical_frames.length);
} else {
writeU8(os, TAT_NONE);
writeU16(os, 1);
writeU16(os, 1);
writeF1000(os, 1.0);
}
return;
}
writeU8(os, type);
if (type == TAT_VERTICAL_FRAMES) {
writeU16(os, vertical_frames.aspect_w);
writeU16(os, vertical_frames.aspect_h);
writeF1000(os, vertical_frames.length);
}
}
void TileAnimationParams::deSerialize(std::istream &is, u16 protocol_version)
{
type = (TileAnimationType) readU8(is);
if(protocol_version < 29 /* TODO bump */) {
vertical_frames.aspect_w = readU16(is);
vertical_frames.aspect_h = readU16(is);
vertical_frames.length = readF1000(is);
return;
}
if(type == TAT_VERTICAL_FRAMES) {
vertical_frames.aspect_w = readU16(is);
vertical_frames.aspect_h = readU16(is);
vertical_frames.length = readF1000(is);
}
}
void TileAnimationParams::determineParams(v2u32 texture_size, int *frame_count, int *frame_length_ms) const
{
if (type == TAT_NONE) {
*frame_count = 1;
*frame_length_ms = 1000;
return;
}
int frame_height = (float)texture_size.X /
(float)vertical_frames.aspect_w *
(float)vertical_frames.aspect_h;
if (frame_count)
*frame_count = texture_size.Y / frame_height;
if (frame_length_ms)
*frame_length_ms = 1000.0 * vertical_frames.length / (texture_size.Y / frame_height);
}
void TileAnimationParams::getTextureModifer(std::ostream &os, v2u32 texture_size, int frame) const
{
if (type == TAT_NONE)
return;
int frame_count;
determineParams(texture_size, &frame_count, NULL);
os << "^[verticalframe:" << frame_count << ":" << frame;
}