forked from Mirrorlandia_minetest/minetest
be39f61359
This commit modifies the liquid transforming procedure to light and unlight nodes instead of whole map blocks.
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
|
|
Minetest
|
|
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
|
|
|
|
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.
|
|
*/
|
|
|
|
#ifndef VOXELALGORITHMS_HEADER
|
|
#define VOXELALGORITHMS_HEADER
|
|
|
|
#include "voxel.h"
|
|
#include "mapnode.h"
|
|
#include <set>
|
|
#include <map>
|
|
|
|
class Map;
|
|
class MapBlock;
|
|
|
|
namespace voxalgo
|
|
{
|
|
|
|
// TODO: Move unspreadLight and spreadLight from VoxelManipulator to here
|
|
|
|
void setLight(VoxelManipulator &v, VoxelArea a, u8 light,
|
|
INodeDefManager *ndef);
|
|
|
|
void clearLightAndCollectSources(VoxelManipulator &v, VoxelArea a,
|
|
enum LightBank bank, INodeDefManager *ndef,
|
|
std::set<v3s16> & light_sources,
|
|
std::map<v3s16, u8> & unlight_from);
|
|
|
|
struct SunlightPropagateResult
|
|
{
|
|
bool bottom_sunlight_valid;
|
|
|
|
SunlightPropagateResult(bool bottom_sunlight_valid_):
|
|
bottom_sunlight_valid(bottom_sunlight_valid_)
|
|
{}
|
|
};
|
|
|
|
SunlightPropagateResult propagateSunlight(VoxelManipulator &v, VoxelArea a,
|
|
bool inexistent_top_provides_sunlight,
|
|
std::set<v3s16> & light_sources,
|
|
INodeDefManager *ndef);
|
|
|
|
/*!
|
|
* Updates the lighting on the map.
|
|
* The result will be correct only if
|
|
* no nodes were changed except the given ones.
|
|
* Before calling this procedure make sure that all new nodes on
|
|
* the map have zero light level!
|
|
*
|
|
* \param oldnodes contains the MapNodes that were replaced by the new
|
|
* MapNodes and their positions
|
|
* \param modified_blocks output, contains all map blocks that
|
|
* the function modified
|
|
*/
|
|
void update_lighting_nodes(
|
|
Map *map,
|
|
INodeDefManager *ndef,
|
|
std::vector<std::pair<v3s16, MapNode> > &oldnodes,
|
|
std::map<v3s16, MapBlock*> &modified_blocks);
|
|
|
|
} // namespace voxalgo
|
|
|
|
#endif
|
|
|