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authororwell96 <orwell@bleipb.de>2021-04-25 21:59:02 +0200
committerorwell96 <orwell@bleipb.de>2021-04-25 21:59:02 +0200
commit09bba2c57fcf3907d9e761d15526f1d9a9a91a13 (patch)
treed2969437e03fb4bc773945039c597f86a467526d /advtrains_interlocking/route_prog.lua
parent112e3ff2555f1380a5125a9b09ef0a7fc81b053a (diff)
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Hopefully fix #177
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/*
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 NODEDEF_HEADER
#define NODEDEF_HEADER

#include "irrlichttypes_bloated.h"
#include <string>
#include <iostream>
#include <map>
#include <list>
#include "util/numeric.h"
#include "mapnode.h"
#ifndef SERVER
#include "client/tile.h"
#include "shader.h"
class Client;
#endif
#include "itemgroup.h"
#include "sound.h" // SimpleSoundSpec
#include "constants.h" // BS
#include "tileanimation.h"

class INodeDefManager;
class IItemDefManager;
class ITextureSource;
class IShaderSource;
class IGameDef;
class NodeResolver;

typedef std::list<std::pair<content_t, int> > GroupItems;

enum ContentParamType
{
	CPT_NONE,
	CPT_LIGHT,
};

enum ContentParamType2
{
	CPT2_NONE,
	// Need 8-bit param2
	CPT2_FULL,
	// Flowing liquid properties
	CPT2_FLOWINGLIQUID,
	// Direction for chests and furnaces and such
	CPT2_FACEDIR,
	// Direction for signs, torches and such
	CPT2_WALLMOUNTED,
	// Block level like FLOWINGLIQUID
	CPT2_LEVELED,
	// 2D rotation for things like plants
	CPT2_DEGROTATE,
	// Mesh options for plants
	CPT2_MESHOPTIONS,
	// Index for palette
	CPT2_COLOR,
	// 3 bits of palette index, then facedir
	CPT2_COLORED_FACEDIR,
	// 5 bits of palette index, then wallmounted
	CPT2_COLORED_WALLMOUNTED,
	// Glasslike framed drawtype internal liquid level, param2 values 0 to 63
	CPT2_GLASSLIKE_LIQUID_LEVEL,
};

enum LiquidType
{
	LIQUID_NONE,
	LIQUID_FLOWING,
	LIQUID_SOURCE,
};

enum NodeBoxType
{
	NODEBOX_REGULAR, // Regular block; allows buildable_to
	NODEBOX_FIXED, // Static separately defined box(es)
	NODEBOX_WALLMOUNTED, // Box for wall mounted nodes; (top, bottom, side)
	NODEBOX_LEVELED, // Same as fixed, but with dynamic height from param2. for snow, ...
	NODEBOX_CONNECTED, // optionally draws nodeboxes if a neighbor node attaches
};

struct NodeBox
{
	enum NodeBoxType type;
	// NODEBOX_REGULAR (no parameters)
	// NODEBOX_FIXED
	std::vector<aabb3f> fixed;
	// NODEBOX_WALLMOUNTED
	aabb3f wall_top;
	aabb3f wall_bottom;
	aabb3f wall_side; // being at the -X side
	// NODEBOX_CONNECTED
	std::vector<aabb3f> connect_top;
	std::vector<aabb3f> connect_bottom;
	std::vector<aabb3f> connect_front;
	std::vector<aabb3f> connect_left;
	std::vector<aabb3f> connect_back;
	std::vector<aabb3f> connect_right;

	NodeBox()
	{ reset(); }

	void reset();
	void serialize(std::ostream &os, u16 protocol_version) const;
	void deSerialize(std::istream &is);
};

struct MapNode;
class NodeMetadata;

enum LeavesStyle {
	LEAVES_FANCY,
	LEAVES_SIMPLE,
	LEAVES_OPAQUE,
};

class TextureSettings {
public:
	LeavesStyle leaves_style;
	bool opaque_water;
	bool connected_glass;
	bool use_normal_texture;
	bool enable_mesh_cache;
	bool enable_minimap;

	TextureSettings() {}

	void readSettings();
};

enum NodeDrawType
{
	// A basic solid block
	NDT_NORMAL,
	// Nothing is drawn
	NDT_AIRLIKE,
	// Do not draw face towards same kind of flowing/source liquid
	NDT_LIQUID,
	// A very special kind of thing
	NDT_FLOWINGLIQUID,
	// Glass-like, don't draw faces towards other glass
	NDT_GLASSLIKE,
	// Leaves-like, draw all faces no matter what
	NDT_ALLFACES,
	// Enabled -> ndt_allfaces, disabled -> ndt_normal
	NDT_ALLFACES_OPTIONAL,
	// Single plane perpendicular to a surface
	NDT_TORCHLIKE,
	// Single plane parallel to a surface
	NDT_SIGNLIKE,
	// 2 vertical planes in a 'X' shape diagonal to XZ axes.
	// paramtype2 = "meshoptions" allows various forms, sizes and
	// vertical and horizontal random offsets.
	NDT_PLANTLIKE,
	// Fenceposts that connect to neighbouring fenceposts with horizontal bars
	NDT_FENCELIKE,
	// Selects appropriate junction texture to connect like rails to
	// neighbouring raillikes.
	NDT_RAILLIKE,
	// Custom Lua-definable structure of multiple cuboids
	NDT_NODEBOX,
	// Glass-like, draw connected frames and all visible faces.
	// param2 > 0 defines 64 levels of internal liquid
	// Uses 3 textures, one for frames, second for faces,
	// optional third is a 'special tile' for the liquid.
	NDT_GLASSLIKE_FRAMED,
	// Draw faces slightly rotated and only on neighbouring nodes
	NDT_FIRELIKE,
	// Enabled -> ndt_glasslike_framed, disabled -> ndt_glasslike
	NDT_GLASSLIKE_FRAMED_OPTIONAL,
	// Uses static meshes
	NDT_MESH,
};

// Mesh options for NDT_PLANTLIKE with CPT2_MESHOPTIONS
static const u8 MO_MASK_STYLE          = 0x07;
static const u8 MO_BIT_RANDOM_OFFSET   = 0x08;
static const u8 MO_BIT_SCALE_SQRT2     = 0x10;
static const u8 MO_BIT_RANDOM_OFFSET_Y = 0x20;
enum PlantlikeStyle {
	PLANT_STYLE_CROSS,
	PLANT_STYLE_CROSS2,
	PLANT_STYLE_STAR,
	PLANT_STYLE_HASH,
	PLANT_STYLE_HASH2,
};

/*
	Stand-alone definition of a TileSpec (basically a server-side TileSpec)
*/

struct TileDef
{
	std::string name;
	bool backface_culling; // Takes effect only in special cases
	bool tileable_horizontal;
	bool tileable_vertical;
	//! If true, the tile has its own color.
	bool has_color;
	//! The color of the tile.
	video::SColor color;

	struct TileAnimationParams animation;

	TileDef() :
		name(""),
		backface_culling(true),
		tileable_horizontal(true),
		tileable_vertical(true),
		has_color(false),
		color(video::SColor(0xFFFFFFFF))
	{
		animation.type = TAT_NONE;
	}

	void serialize(std::ostream &os, u16 protocol_version) const;
	void deSerialize(std::istream &is, const u8 contentfeatures_version, const NodeDrawType drawtype);
};

#define CF_SPECIAL_COUNT 6

struct ContentFeatures
{
	/*
		Cached stuff
	 */
#ifndef SERVER
	// 0     1     2     3     4     5
	// up    down  right left  back  front
	TileSpec tiles[6];
	// Special tiles
	// - Currently used for flowing liquids
	TileSpec special_tiles[CF_SPECIAL_COUNT];
	u8 solidness; // Used when choosing which face is drawn
	u8 visual_solidness; // When solidness=0, this tells how it looks like
	bool backface_culling;
#endif

	// Server-side cached callback existence for fast skipping
	bool has_on_construct;
	bool has_on_destruct;
	bool has_after_destruct;

	/*
		Actual data
	 */

	// --- GENERAL PROPERTIES ---

	std::string name; // "" = undefined node