minetest.git - modified minetest for gpcfs purposes

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Diffstat (limited to 'src/script/lua_api/l_mainmenu.h')

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/* Minetest-c55 Copyright (C) 2010-2011 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 General Public License as published by the Free Software Foundation; either version 2 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 General Public License for more details. You should have received a copy of the GNU 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 MAPNODE_HEADER #define MAPNODE_HEADER #include <iostream> #include "common_irrlicht.h" #include "light.h" #include "utility.h" #include "exceptions.h" #include "serialization.h" #include "tile.h" #include "materials.h" /* Naming scheme: - Material = irrlicht's Material class - Content = (content_t) content of a node - Tile = TileSpec at some side of a node of some content type Content ranges: 0x000...0x07f: param2 is fully usable 0x800...0xfff: param2 lower 4 bytes are free */ typedef u16 content_t; #define MAX_CONTENT 0xfff /* Initializes all kind of stuff in here. Many things depend on this. This accesses g_texturesource; if it is non-NULL, textures are set. Client first calls this with g_texturesource=NULL to run some unit tests and stuff, then it runs this again with g_texturesource defined to get the textures. Server only calls this once with g_texturesource=NULL. */ void init_mapnode(); /* Ignored node. Anything that stores MapNodes doesn't have to preserve parameters associated with this material. Doesn't create faces with anything and is considered being out-of-map in the game map. */ //#define CONTENT_IGNORE 255 #define CONTENT_IGNORE 127 #define CONTENT_IGNORE_DEFAULT_PARAM 0 /* The common material through which the player can walk and which is transparent to light */ //#define CONTENT_AIR 254 #define CONTENT_AIR 126 /* Content feature list */ enum ContentParamType { CPT_NONE, CPT_LIGHT, CPT_MINERAL, // Direction for chests and furnaces and such CPT_FACEDIR_SIMPLE }; enum LiquidType { LIQUID_NONE, LIQUID_FLOWING, LIQUID_SOURCE }; struct MapNode; class NodeMetadata; struct ContentFeatures { // Type of MapNode::param1 ContentParamType param_type; /* 0: up 1: down 2: right 3: left 4: back 5: front */ TileSpec tiles[6]; video::ITexture *inventory_texture; // True for all ground-like things like stone and mud, false for eg. trees bool is_ground_content; bool light_propagates; bool sunlight_propagates; u8 solidness; // Used when choosing which face is drawn // This is used for collision detection. // Also for general solidness queries. bool walkable; // Player can point to these bool pointable; // Player can dig these bool diggable; // Player can climb these bool climbable; // Player can build on these bool buildable_to; // Whether the node has no liquid, source liquid or flowing liquid enum LiquidType liquid_type; // If true, param2 is set to direction when placed. Used for torches. // NOTE: the direction format is quite inefficient and should be changed bool wall_mounted; // If true, node is equivalent to air. Torches are, air is. Water is not. // Is used for example to check whether a mud block can have grass on. bool air_equivalent; // Inventory item string as which the node appears in inventory when dug. // Mineral overrides this. std::string dug_item; // Initial metadata is cloned from this NodeMetadata *initial_metadata; // If the content is liquid, this is the flowing version of the liquid. // If content is liquid, this is the same content. content_t liquid_alternative_flowing; // If the content is liquid, this is the source version of the liquid. content_t liquid_alternative_source; // Used currently for flowing liquids u8 vertex_alpha; // Special irrlicht material, used sometimes video::SMaterial *special_material; AtlasPointer *special_atlas; // Amount of light the node emits u8 light_source; // Digging properties for different tools DiggingPropertiesList digging_properties; u32 damage_per_second; // NOTE: Move relevant properties to here from elsewhere void reset() { param_type = CPT_NONE; inventory_texture = NULL; is_ground_content = false; light_propagates = false; sunlight_propagates = false; solidness = 2; walkable = true; pointable = true; diggable = true; climbable = false; buildable_to = false; liquid_type = LIQUID_NONE; wall_mounted = false; air_equivalent = false; dug_item = ""; initial_metadata = NULL; liquid_alternative_flowing = CONTENT_IGNORE; liquid_alternative_source = CONTENT_IGNORE; vertex_alpha = 255; special_material = NULL; special_atlas = NULL; light_source = 0; digging_properties.clear(); damage_per_second = 0; } ContentFeatures() { reset(); } ~ContentFeatures(); /* Quickhands for simple materials */ void setTexture(u16 i, std::string name, u8 alpha=255); void setAllTextures(std::string name, u8 alpha=255) { for(u16 i=0; i<6; i++) { setTexture(i, name, alpha); } // Force inventory texture too setInventoryTexture(name); } void setTile(u16 i, const TileSpec &tile) { tiles[i] = tile; } void setAllTiles(const TileSpec &tile) { for(u16 i=0; i<6; i++) { setTile(i, tile); } } void setInventoryTexture(std::string imgname); void setInventoryTextureCube(std::string top, std::string left, std::string right); }; /* Call this to access the ContentFeature list */ ContentFeatures & content_features(content_t i); ContentFeatures & content_features(MapNode &n); /* Here is a bunch of DEPRECATED functions. */ /* If true, the material allows light propagation and brightness is stored in param. NOTE: Don't use, use "content_features(m).whatever" instead */ inline bool light_propagates_content(content_t m) { return content_features(m).light_propagates; } /* If true, the material allows lossless sunlight propagation. NOTE: It doesn't seem to go through torches regardlessly of this NOTE: Don't use, use "content_features(m).whatever" instead */ inline bool sunlight_propagates_content(content_t m) { return content_features(m).sunlight_propagates; } /* On a node-node surface, the material of the node with higher solidness is used for drawing. 0: Invisible 1: Transparent 2: Opaque NOTE: Don't use, use "content_features(m).whatever" instead */ inline u8 content_solidness(content_t m) { return content_features(m).solidness; } // Objects collide with walkable contents // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_walkable(content_t m) { return content_features(m).walkable; } // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_liquid(content_t m) { return content_features(m).liquid_type != LIQUID_NONE; } // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_flowing_liquid(content_t m) { return content_features(m).liquid_type == LIQUID_FLOWING; } // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_liquid_source(content_t m) { return content_features(m).liquid_type == LIQUID_SOURCE; } // CONTENT_WATER || CONTENT_WATERSOURCE -> CONTENT_WATER // CONTENT_LAVA || CONTENT_LAVASOURCE -> CONTENT_LAVA // NOTE: Don't use, use "content_features(m).whatever" instead inline content_t make_liquid_flowing(content_t m) { u8 c = content_features(m).liquid_alternative_flowing; assert(c != CONTENT_IGNORE); return c; } // Pointable contents can be pointed to in the map // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_pointable(content_t m) { return content_features(m).pointable; } // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_diggable(content_t m) { return content_features(m).diggable; } // NOTE: Don't use, use "content_features(m).whatever" instead inline bool content_buildable_to(content_t m) { return content_features(m).buildable_to; } /* Nodes make a face if contents differ and solidness differs. Return value: 0: No face 1: Face uses m1's content 2: Face uses m2's content */ inline u8 face_contents(content_t m1, content_t m2) { if(m1 == CONTENT_IGNORE || m2 == CONTENT_IGNORE) return 0; bool contents_differ = (m1 != m2); // Contents don't differ for different forms of same liquid if(content_liquid(m1) && content_liquid(m2) && make_liquid_flowing(m1) == make_liquid_flowing(m2)) contents_differ = false; bool solidness_differs = (content_solidness(m1) != content_solidness(m2)); bool makes_face = contents_differ && solidness_differs; if(makes_face == false) return 0; if(content_solidness(m1) > content_solidness(m2)) return 1; else return 2; } /* Packs directions like (1,0,0), (1,-1,0) */ inline u8 packDir(v3s16 dir) { u8 b = 0; if(dir.X > 0) b |= (1<<0); else if(dir.X < 0) b |= (1<<1); if(dir.Y > 0) b |= (1<<2); else if(dir.Y < 0) b |= (1<<3); if(dir.Z > 0) b |= (1<<4); else if(dir.Z < 0) b |= (1<<5); return b; } inline v3s16 unpackDir(u8 b) { v3s16 d(0,0,0); if(b & (1<<0)) d.X = 1; else if(b & (1<<1)) d.X = -1; if(b & (1<<2)) d.Y = 1; else if(b & (1<<3)) d.Y = -1; if(b & (1<<4)) d.Z = 1; else if(b & (1<<5)) d.Z = -1; return d; } /* facedir: CPT_FACEDIR_SIMPLE param1 value dir: The face for which stuff is wanted return value: The face from which the stuff is actually found NOTE: Currently this uses 2 bits for Z-,X-,Z+,X+, should there be Y+ and Y- too? */ v3s16 facedir_rotate(u8 facedir, v3s16 dir); enum LightBank { LIGHTBANK_DAY, LIGHTBANK_NIGHT }; /* Masks for MapNode.param2 of flowing liquids */ #define LIQUID_LEVEL_MASK 0x07 #define LIQUID_FLOW_DOWN_MASK 0x08 /* maximum amount of liquid in a block */ #define LIQUID_LEVEL_MAX LIQUID_LEVEL_MASK #define LIQUID_LEVEL_SOURCE (LIQUID_LEVEL_MAX+1) /* This is the stuff what the whole world consists of. */ struct MapNode { /* Main content 0x00-0x7f: Short content type 0x80-0xff: Long content type (param2>>4 makes up low bytes) */ union { u8 param0; //u8 d; }; /* Misc parameter. Initialized to 0.


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