169 lines
3.7 KiB
C++
169 lines
3.7 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MINIMAP_HEADER
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#define MINIMAP_HEADER
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#include "irrlichttypes_extrabloated.h"
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#include "client.h"
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#include "voxel.h"
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#include "jthread/jmutex.h"
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#include <map>
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#include <string>
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#include <vector>
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enum MinimapMode {
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MINIMAP_MODE_OFF,
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MINIMAP_MODE_SURFACEx1,
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MINIMAP_MODE_SURFACEx2,
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MINIMAP_MODE_SURFACEx4,
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MINIMAP_MODE_RADARx1,
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MINIMAP_MODE_RADARx2,
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MINIMAP_MODE_RADARx4
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};
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struct MinimapPixel
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{
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u16 id;
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u16 height;
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u16 air_count;
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u16 light;
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};
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struct MinimapMapblock
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{
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MinimapPixel data[MAP_BLOCKSIZE * MAP_BLOCKSIZE];
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};
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struct MinimapData
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{
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bool radar;
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MinimapMode mode;
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v3s16 pos;
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v3s16 old_pos;
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u16 scan_height;
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u16 map_size;
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MinimapPixel minimap_scan[512 * 512];
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bool map_invalidated;
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bool minimap_shape_round;
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video::IImage *minimap_image;
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video::IImage *heightmap_image;
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video::IImage *minimap_mask_round;
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video::IImage *minimap_mask_square;
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video::ITexture *texture;
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video::ITexture *heightmap_texture;
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video::ITexture *minimap_overlay_round;
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video::ITexture *minimap_overlay_square;
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video::ITexture *player_marker;
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};
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struct QueuedMinimapUpdate
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{
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v3s16 pos;
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MinimapMapblock *data;
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QueuedMinimapUpdate();
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~QueuedMinimapUpdate();
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};
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/*
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A thread-safe queue of minimap mapblocks update tasks
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*/
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class MinimapUpdateQueue
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{
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public:
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MinimapUpdateQueue();
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~MinimapUpdateQueue();
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void addBlock(v3s16 pos, MinimapMapblock *data);
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QueuedMinimapUpdate *pop();
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u32 size()
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{
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JMutexAutoLock lock(m_mutex);
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return m_queue.size();
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}
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private:
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std::vector<QueuedMinimapUpdate*> m_queue;
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JMutex m_mutex;
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};
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class MinimapUpdateThread : public JThread
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{
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private:
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public:
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MinimapUpdateThread(IrrlichtDevice *device, Client *client)
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{
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this->device = device;
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this->client = client;
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this->driver = device->getVideoDriver();
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this->tsrc = client->getTextureSource();
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}
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void getMap (v3s16 pos, s16 size, s16 height, bool radar);
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MinimapPixel *getMinimapPixel (v3s16 pos, s16 height, s16 &pixel_height);
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s16 getAirCount (v3s16 pos, s16 height);
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video::SColor getColorFromId(u16 id);
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IrrlichtDevice *device;
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Client *client;
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video::IVideoDriver *driver;
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ITextureSource *tsrc;
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void *Thread();
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MinimapData *data;
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MinimapUpdateQueue m_queue;
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std::map<v3s16, MinimapMapblock *> m_blocks_cache;
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};
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class Mapper
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{
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private:
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MinimapUpdateThread *m_minimap_update_thread;
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video::ITexture *minimap_texture;
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scene::SMeshBuffer *m_meshbuffer;
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bool m_enable_shaders;
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JMutex m_mutex;
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public:
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Mapper(IrrlichtDevice *device, Client *client);
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~Mapper();
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void addBlock(v3s16 pos, MinimapMapblock *data);
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void setPos(v3s16 pos);
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video::ITexture* getMinimapTexture();
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v3f getYawVec();
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MinimapMode getMinimapMode();
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void setMinimapMode(MinimapMode mode);
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void toggleMinimapShape();
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scene::SMeshBuffer *getMinimapMeshBuffer();
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void drawMinimap();
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IrrlichtDevice *device;
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Client *client;
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video::IVideoDriver *driver;
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LocalPlayer *player;
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ITextureSource *tsrc;
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IShaderSource *shdrsrc;
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MinimapData *data;
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};
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#endif
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