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// worldlight.cpp
#include "cube.h"
#import "DynamicEntity.h"
extern bool hasoverbright;
VAR(lightscale, 1, 4, 100);
void
lightray(float bx, float by,
persistent_entity &light) // done in realtime, needs to be fast
{
float lx = light.x + (rnd(21) - 10) * 0.1f;
float ly = light.y + (rnd(21) - 10) * 0.1f;
float dx = bx - lx;
float dy = by - ly;
float dist = (float)sqrt(dx * dx + dy * dy);
if (dist < 1.0f)
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// worldlight.cpp
#include "cube.h"
#import "DynamicEntity.h"
#import "Entity.h"
#import "PersistentEntity.h"
extern bool hasoverbright;
VAR(lightscale, 1, 4, 100);
// done in realtime, needs to be fast
void
lightray(float bx, float by, PersistentEntity *light)
{
float lx = light.x + (rnd(21) - 10) * 0.1f;
float ly = light.y + (rnd(21) - 10) * 0.1f;
float dx = bx - lx;
float dy = by - ly;
float dist = (float)sqrt(dx * dx + dy * dy);
if (dist < 1.0f)
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y += stepy;
l -= stepl;
}
}
}
void
calclightsource(persistent_entity &l)
{
int reach = l.attr1;
int sx = l.x - reach;
int ex = l.x + reach;
int sy = l.y - reach;
int ey = l.y + reach;
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y += stepy;
l -= stepl;
}
}
}
void
calclightsource(PersistentEntity *l)
{
int reach = l.attr1;
int sx = l.x - reach;
int ex = l.x + reach;
int sy = l.y - reach;
int ey = l.y + reach;
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{
loop(x, ssize) loop(y, ssize)
{
sqr *s = S(x, y);
s->r = s->g = s->b = 10;
}
loopv(ents)
{
entity &e = ents[i];
if (e.type == LIGHT)
calclightsource(e);
}
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{
loop(x, ssize) loop(y, ssize)
{
sqr *s = S(x, y);
s->r = s->g = s->b = 10;
}
for (Entity *e in ents)
if (e.type == LIGHT)
calclightsource(e);
block b = { 1, 1, ssize - 2, ssize - 2 };
postlightarea(b);
setvar(@"fullbright", 0);
}
VARP(dynlight, 0, 16, 32);
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dlights =
[[OFMutableData alloc] initWithItemSize:sizeof(block *)];
// backup area before rendering in dynlight
block *copy = blockcopy(b);
[dlights addItem:©];
persistent_entity l = { (short)v.x, (short)v.y, (short)v.z,
(short)reach, LIGHT, (uchar)strength, 0, 0 };
calclightsource(l);
postlightarea(b);
}
// utility functions also used by editing code
block *
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dlights =
[[OFMutableData alloc] initWithItemSize:sizeof(block *)];
// backup area before rendering in dynlight
block *copy = blockcopy(b);
[dlights addItem:©];
PersistentEntity *l = [Entity entity];
l.x = v.x;
l.y = v.y;
l.z = v.z;
l.attr1 = reach;
l.type = LIGHT;
l.attr2 = strength;
calclightsource(l);
postlightarea(b);
}
// utility functions also used by editing code
block *
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