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The-Powder-Toy/src/simulation/elements/SOAP.cpp

254 lines
5.9 KiB
C++

#include "simulation/Elements.h"
//#TPT-Directive ElementClass Element_SOAP PT_SOAP 149
Element_SOAP::Element_SOAP()
{
Identifier = "DEFAULT_PT_SOAP";
Name = "SOAP";
Colour = PIXPACK(0xF5F5DC);
MenuVisible = 1;
MenuSection = SC_LIQUID;
Enabled = 1;
Advection = 0.6f;
AirDrag = 0.01f * CFDS;
AirLoss = 0.98f;
Loss = 0.95f;
Collision = 0.0f;
Gravity = 0.1f;
Diffusion = 0.00f;
HotAir = 0.000f * CFDS;
Falldown = 2;
Flammable = 0;
Explosive = 0;
Meltable = 0;
Hardness = 20;
Weight = 35;
Temperature = R_TEMP-2.0f +273.15f;
HeatConduct = 29;
Description = "Soap. Creates bubbles. Washes off deco color.";
State = ST_LIQUID;
Properties = TYPE_LIQUID|PROP_NEUTPENETRATE|PROP_LIFE_DEC;
LowPressure = IPL;
LowPressureTransition = NT;
HighPressure = IPH;
HighPressureTransition = NT;
LowTemperature = ITL;
LowTemperatureTransition = NT;
HighTemperature = ITL;
HighTemperatureTransition = NT;
Update = &Element_SOAP::update;
Graphics = &Element_SOAP::graphics;
}
//#TPT-Directive ElementHeader Element_SOAP static void attach(Particle * parts, int i1, int i2)
void Element_SOAP::attach(Particle * parts, int i1, int i2)
{
if (!(parts[i2].ctype&4))
{
parts[i1].ctype |= 2;
parts[i1].tmp = i2;
parts[i2].ctype |= 4;
parts[i2].tmp2 = i1;
}
else if (!(parts[i2].ctype&2))
{
parts[i1].ctype |= 4;
parts[i1].tmp2= i2;
parts[i2].ctype |= 2;
parts[i2].tmp = i1;
}
}
//#TPT-Directive ElementHeader Element_SOAP static int update(UPDATE_FUNC_ARGS)
int Element_SOAP::update(UPDATE_FUNC_ARGS)
{
int r, rx, ry, nr, ng, nb, na;
float tr, tg, tb, ta;
float blend;
//0x01 - bubble on/off
//0x02 - first mate yes/no
//0x04 - "back" mate yes/no
if (parts[i].ctype&1)
{
if (parts[i].temp>0)
{
if (parts[i].life<=0)
{
if ((parts[i].ctype&6) != 6 && (parts[i].ctype&6))
{
int target;
target = i;
while((parts[target].ctype&6) != 6 && (parts[target].ctype&6))
{
if (parts[target].ctype&2)
{
target = parts[target].tmp;
sim->detach(target);
}
if (parts[target].ctype&4)
{
target = parts[target].tmp2;
sim->detach(target);
}
}
}
if ((parts[i].ctype&6) != 6)
parts[i].ctype = 0;
if ((parts[i].ctype&6) == 6 && (parts[parts[i].tmp].ctype&6) == 6 && parts[parts[i].tmp].tmp == i)
sim->detach(i);
}
parts[i].vy = (parts[i].vy-0.1f)*0.5f;
parts[i].vx *= 0.5f;
}
if(!(parts[i].ctype&2))
{
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (BOUNDS_CHECK && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((parts[r>>8].type == PT_SOAP) && (parts[r>>8].ctype&1) && !(parts[r>>8].ctype&4))
Element_SOAP::attach(parts, i, r>>8);
}
}
else
{
if (parts[i].life<=0)
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (BOUNDS_CHECK && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r && !sim->bmap[(y+ry)/CELL][(x+rx)/CELL])
continue;
if (parts[i].temp>0)
{
if (sim->bmap[(y+ry)/CELL][(x+rx)/CELL]
|| (r && sim->elements[r&0xFF].State != ST_GAS
&& (r&0xFF) != PT_SOAP && (r&0xFF) != PT_GLAS))
{
sim->detach(i);
continue;
}
}
if ((r&0xFF) == PT_SOAP)
{
if (parts[r>>8].ctype == 1)
{
int buf;
buf = parts[i].tmp;
parts[i].tmp = r>>8;
parts[buf].tmp2 = r>>8;
parts[r>>8].tmp2 = i;
parts[r>>8].tmp = buf;
parts[r>>8].ctype = 7;
}
else if (parts[r>>8].ctype == 7 && parts[i].tmp != r>>8 && parts[i].tmp2 != r>>8)
{
int buf;
parts[parts[i].tmp].tmp2 = parts[r>>8].tmp2;
parts[parts[r>>8].tmp2].tmp = parts[i].tmp;
parts[r>>8].tmp2 = i;
parts[i].tmp = r>>8;
}
}
}
}
if(parts[i].ctype&2)
{
float d, dx, dy;
dx = parts[i].x - parts[parts[i].tmp].x;
dy = parts[i].y - parts[parts[i].tmp].y;
d = 9/(pow(dx, 2)+pow(dy, 2)+9)-0.5;
parts[parts[i].tmp].vx -= dx*d;
parts[parts[i].tmp].vy -= dy*d;
parts[i].vx += dx*d;
parts[i].vy += dy*d;
if ((parts[parts[i].tmp].ctype&2) && (parts[parts[i].tmp].ctype&1)
&& (parts[parts[parts[i].tmp].tmp].ctype&2) && (parts[parts[parts[i].tmp].tmp].ctype&1))
{
int ii;
ii = parts[parts[parts[i].tmp].tmp].tmp;
dx = parts[ii].x - parts[parts[i].tmp].x;
dy = parts[ii].y - parts[parts[i].tmp].y;
d = 81/(pow(dx, 2)+pow(dy, 2)+81)-0.5;
parts[parts[i].tmp].vx -= dx*d*0.5f;
parts[parts[i].tmp].vy -= dy*d*0.5f;
parts[ii].vx += dx*d*0.5f;
parts[ii].vy += dy*d*0.5f;
}
}
}
else
{
if (sim->pv[y/CELL][x/CELL]>0.5f || sim->pv[y/CELL][x/CELL]<(-0.5f))
{
parts[i].ctype = 1;
parts[i].life = 10;
}
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (BOUNDS_CHECK && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF) == PT_OIL)
{
float ax, ay;
ax = (parts[i].vx*0.5f + parts[r>>8].vx)/2;
ay = ((parts[i].vy-0.1f)*0.5f + parts[r>>8].vy)/2;
parts[i].vx = parts[r>>8].vx = ax;
parts[i].vy = parts[r>>8].vy = ay;
}
}
}
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (BOUNDS_CHECK && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)!=PT_SOAP)
{
blend = 0.85f;
tr = (parts[r>>8].dcolour>>16)&0xFF;
tg = (parts[r>>8].dcolour>>8)&0xFF;
tb = (parts[r>>8].dcolour)&0xFF;
ta = (parts[r>>8].dcolour>>24)&0xFF;
nr = (tr*blend);
ng = (tg*blend);
nb = (tb*blend);
na = (ta*blend);
parts[r>>8].dcolour = nr<<16 | ng<<8 | nb | na<<24;
}
}
return 0;
}
//#TPT-Directive ElementHeader Element_SOAP static int graphics(GRAPHICS_FUNC_ARGS)
int Element_SOAP::graphics(GRAPHICS_FUNC_ARGS)
{
*pixel_mode |= EFFECT_LINES|PMODE_BLUR;
return 1;
}
Element_SOAP::~Element_SOAP() {}