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Diffstat (limited to 'src/minimap.h')
| -rw-r--r-- | src/minimap.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/minimap.h b/src/minimap.h new file mode 100644 index 000000000..ebb74c4fb --- /dev/null +++ b/src/minimap.h @@ -0,0 +1,168 @@ +/* +Minetest +Copyright (C) 2010-2015 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 MINIMAP_HEADER +#define MINIMAP_HEADER + +#include "irrlichttypes_extrabloated.h" +#include "client.h" +#include "voxel.h" +#include "jthread/jmutex.h" +#include <map> +#include <string> +#include <vector> + +enum MinimapMode { + MINIMAP_MODE_OFF, + MINIMAP_MODE_SURFACEx1, + MINIMAP_MODE_SURFACEx2, + MINIMAP_MODE_SURFACEx4, + MINIMAP_MODE_RADARx1, + MINIMAP_MODE_RADARx2, + MINIMAP_MODE_RADARx4 +}; + +struct MinimapPixel +{ + u16 id; + u16 height; + u16 air_count; + u16 light; +}; + +struct MinimapMapblock +{ + MinimapPixel data[MAP_BLOCKSIZE * MAP_BLOCKSIZE]; +}; + +struct MinimapData +{ + bool radar; + MinimapMode mode; + v3s16 pos; + v3s16 old_pos; + u16 scan_height; + u16 map_size; + MinimapPixel minimap_scan[512 * 512]; + bool map_invalidated; + bool minimap_shape_round; + video::IImage *minimap_image; + video::IImage *heightmap_image; + video::IImage *minimap_mask_round; + video::IImage *minimap_mask_square; + video::ITexture *texture; + video::ITexture *heightmap_texture; + video::ITexture *minimap_overlay_round; + video::ITexture *minimap_overlay_square; + video::ITexture *player_marker; +}; + +struct QueuedMinimapUpdate +{ + v3s16 pos; + MinimapMapblock *data; + + QueuedMinimapUpdate(); + ~QueuedMinimapUpdate(); +}; + +/* + A thread-safe queue of minimap mapblocks update tasks +*/ + +class MinimapUpdateQueue +{ +public: + MinimapUpdateQueue(); + + ~MinimapUpdateQueue(); + + void addBlock(v3s16 pos, MinimapMapblock *data); + + QueuedMinimapUpdate *pop(); + + u32 size() + { + JMutexAutoLock lock(m_mutex); + return m_queue.size(); + } + +private: + std::vector<QueuedMinimapUpdate*> m_queue; + JMutex m_mutex; +}; + +class MinimapUpdateThread : public JThread +{ +private: + +public: + MinimapUpdateThread(IrrlichtDevice *device, Client *client) + { + this->device = device; + this->client = client; + this->driver = device->getVideoDriver(); + this->tsrc = client->getTextureSource(); + } + void getMap (v3s16 pos, s16 size, s16 height, bool radar); + MinimapPixel *getMinimapPixel (v3s16 pos, s16 height, s16 &pixel_height); + s16 getAirCount (v3s16 pos, s16 height); + video::SColor getColorFromId(u16 id); + IrrlichtDevice *device; + Client *client; + video::IVideoDriver *driver; + ITextureSource *tsrc; + void *Thread(); + MinimapData *data; + MinimapUpdateQueue m_queue; + std::map<v3s16, MinimapMapblock *> m_blocks_cache; +}; + +class Mapper +{ +private: + MinimapUpdateThread *m_minimap_update_thread; + video::ITexture *minimap_texture; + scene::SMeshBuffer *m_meshbuffer; + bool m_enable_shaders; + JMutex m_mutex; + +public: + Mapper(IrrlichtDevice *device, Client *client); + ~Mapper(); + + void addBlock(v3s16 pos, MinimapMapblock *data); + void setPos(v3s16 pos); + video::ITexture* getMinimapTexture(); + v3f getYawVec(); + MinimapMode getMinimapMode(); + void setMinimapMode(MinimapMode mode); + void toggleMinimapShape(); + scene::SMeshBuffer *getMinimapMeshBuffer(); + void drawMinimap(); + IrrlichtDevice *device; + Client *client; + video::IVideoDriver *driver; + LocalPlayer *player; + ITextureSource *tsrc; + IShaderSource *shdrsrc; + MinimapData *data; +}; + +#endif |