Cube  Check-in [853e760619]

@property (class, readonly, nonatomic) Cube *sharedInstance;
@property (readonly, nonatomic) SDL_Window *window;
@property (readonly, nonatomic) OFIRI *gameDataIRI, *userDataIRI;
@property (nonatomic) bool repeatsKeys;
@property (nonatomic) int framesInMap;
@end

// block types, order matters!

enum {
	SOLID = 0, // entirely solid cube [only specifies wtex]
	CORNER,    // half full corner of a wall
	FHF,       // floor heightfield using neighbour vdelta values
	CHF,       // idem ceiling
	SPACE,     // entirely empty cube
	SEMISOLID, // generated by mipmapping
	MAXTYPE

	char defer; // used in mipmapping, when true this cube is not a perfect
	            // mip
	char occluded; // true when occluded
	uchar utex;    // upper wall tex id
	uchar tag;     // used by triggers
};

// hardcoded texture numbers

enum {
	DEFAULT_SKY = 0,
	DEFAULT_LIQUID,
	DEFAULT_WALL,
	DEFAULT_FLOOR,
	DEFAULT_CEIL
};

// static entity types

enum {
	NOTUSED = 0, // entity slot not in use in map
	LIGHT,       // lightsource, attr1 = radius, attr2 = intensity
	PLAYERSTART, // attr1 = angle
	I_SHELLS,
	I_BULLETS,
	I_ROCKETS,
	I_ROUNDS,

	MAPMODEL, // attr1 = angle, attr2 = idx
	MONSTER,  // attr1 = angle, attr2 = monstertype
	CARROT,   // attr1 = tag, attr2 = type
	JUMPPAD,  // attr1 = zpush, attr2 = ypush, attr3 = xpush
	MAXENTTYPES
};

// map entity
struct persistent_entity {

	short x, y, z; // cube aligned position
	short attr1;
	uchar type; // type is one of the above
	uchar attr2, attr3, attr4;
};

struct entity: public persistent_entity {
	bool spawned; // the only dynamic state of a map entity
};

#define MAPVERSION 5 // bump if map format changes, see worldio.cpp

// map file format header

struct header {
	char head[4];   // "CUBE"
	int version;    // any >8bit quantity is a little indian
	int headersize; // sizeof(header)
	int sfactor;    // in bits
	int numents;
	char maptitle[128];
	uchar texlists[3][256];

#define m_tarena (gamemode >= 10)
#define m_teammode (gamemode & 1 && gamemode > 2)
#define m_sp (gamemode < 0)
#define m_dmsp (gamemode == -1)
#define m_classicsp (gamemode == -2)
#define isteam(a, b) (m_teammode && [a isEqual:b])

// function signatures for script functions, see command.mm

enum {
	ARG_1INT,
	ARG_2INT,
	ARG_3INT,
	ARG_4INT,
	ARG_NONE,
	ARG_1STR,
	ARG_2STR,

	block b = { 1, 1, ssize - 2, ssize - 2 };
	postlightarea(b);
	setvar(@"fullbright", 0);
}

VARP(dynlight, 0, 16, 32);

static OFMutableData *dlights;

void
cleardlights()
{
	while (dlights.count > 0) {
		block *backup = *(block **)[dlights lastItem];
		[dlights removeLastItem];
		blockpaste(*backup);
		OFFreeMemory(backup);
	}
}

void
dodynlight(const OFVector3D &vold, const OFVector3D &v, int reach, int strength,
    DynamicEntity *owner)
{

	if (b.y < 1)
		b.y = 1;
	if (b.xs + b.x > ssize - 2)
		b.xs = ssize - 2 - b.x;
	if (b.ys + b.y > ssize - 2)
		b.ys = ssize - 2 - b.y;

	if (dlights == nil)
		dlights =
		    [[OFMutableData alloc] initWithItemSize:sizeof(block *)];

	// backup area before rendering in dynlight
	block *copy = blockcopy(b);
	[dlights addItem:&copy];

	persistent_entity l = { (short)v.x, (short)v.y, (short)v.z,
		(short)reach, LIGHT, (uchar)strength, 0, 0 };
	calclightsource(l);
	postlightarea(b);
}