391 lines
10 KiB
C++
391 lines
10 KiB
C++
#include "simulation/Elements.h"
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//#TPT-Directive ElementClass Element_PIPE PT_PIPE 99
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Element_PIPE::Element_PIPE()
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{
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Identifier = "DEFAULT_PT_PIPE";
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Name = "PIPE";
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Colour = PIXPACK(0x444444);
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MenuVisible = 1;
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MenuSection = SC_SOLIDS;
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Enabled = 1;
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Advection = 0.0f;
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AirDrag = 0.00f * CFDS;
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AirLoss = 0.95f;
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Loss = 0.00f;
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Collision = 0.0f;
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Gravity = 0.0f;
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Diffusion = 0.00f;
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HotAir = 0.000f * CFDS;
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Falldown = 0;
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Flammable = 0;
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Explosive = 0;
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Meltable = 0;
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Hardness = 0;
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Weight = 100;
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Temperature = 273.15f;
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HeatConduct = 0;
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Description = "Moves elements around, read FAQ on website for help.";
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State = ST_SOLID;
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Properties = TYPE_SOLID|PROP_LIFE_DEC;
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LowPressure = IPL;
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LowPressureTransition = NT;
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HighPressure = 10.0f;
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HighPressureTransition = PT_BRMT;
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LowTemperature = ITL;
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LowTemperatureTransition = NT;
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HighTemperature = ITH;
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HighTemperatureTransition = NT;
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Update = &Element_PIPE::update;
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Graphics = &Element_PIPE::graphics;
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}
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#define PFLAG_NORMALSPEED 0x00010000
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signed char pos_1_rx[] = {-1,-1,-1, 0, 0, 1, 1, 1};
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signed char pos_1_ry[] = {-1, 0, 1,-1, 1,-1, 0, 1};
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//#TPT-Directive ElementHeader Element_PIPE static int update(UPDATE_FUNC_ARGS)
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int Element_PIPE::update(UPDATE_FUNC_ARGS)
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{
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int r, rx, ry, np;
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int rnd, rndstore;
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if (parts[i].ctype>=2 && parts[i].ctype<=4)
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{
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if (parts[i].life==3)
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{
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int lastneighbor = -1;
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int neighborcount = 0;
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int count = 0;
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// make automatic pipe pattern
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for (rx=-1; rx<2; rx++)
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for (ry=-1; ry<2; ry++)
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if (!r)
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continue;
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if ((r&0xFF)==PT_PIPE&&parts[r>>8].ctype==1)
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{
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parts[r>>8].ctype = (((parts[i].ctype)%3)+2);//reverse
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parts[r>>8].life = 6;
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if ( parts[i].tmp&0x100)//is a single pixel pipe
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{
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parts[r>>8].tmp |= 0x200;//will transfer to a single pixel pipe
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parts[r>>8].tmp |= count<<10;//coords of where it came from
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}
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neighborcount ++;
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lastneighbor = r>>8;
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}
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else if ((r&0xFF)==PT_PIPE&&parts[r>>8].ctype!=(((parts[i].ctype-1)%3)+2))
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{
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neighborcount ++;
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lastneighbor = r>>8;
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}
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count++;
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}
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if(neighborcount == 1)
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parts[lastneighbor].tmp |= 0x100;
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}
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else
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{
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if (parts[i].flags&PFLAG_NORMALSPEED)//skip particle push to prevent particle number being higher causeing speed up
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{
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parts[i].tmp2 &= ~PFLAG_NORMALSPEED;
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}
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else
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{
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pushParticle(sim, i,0,i);
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}
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if (nt)//there is something besides PIPE around current particle
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{
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rndstore = rand();
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rnd = rndstore&7;
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rndstore = rndstore>>3;
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rx = pos_1_rx[rnd];
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ry = pos_1_ry[rnd];
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if (x+rx>=0 && y+ry>=0 && x+rx<XRES && y+ry<YRES)
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{
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r = pmap[y+ry][x+rx];
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if(!r)
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r = sim->photons[y+ry][x+rx];
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if (surround_space && !r && (parts[i].tmp&0xFF)!=0) //creating at end
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{
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np = sim->create_part(-1,x+rx,y+ry,parts[i].tmp&0xFF);
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if (np!=-1)
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{
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parts[np].temp = parts[i].temp;//pipe saves temp and life now
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parts[np].life = parts[i].tmp2;
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parts[np].tmp = parts[i].pavg[0];
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parts[np].ctype = parts[i].pavg[1];
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parts[i].tmp &= ~0xFF;
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}
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}
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//try eating particle at entrance
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else if ((parts[i].tmp&0xFF) == 0 && (sim->elements[r&0xFF].Properties & (TYPE_PART | TYPE_LIQUID | TYPE_GAS | TYPE_ENERGY)))
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{
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if ((r&0xFF)==PT_SOAP)
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sim->detach(r>>8);
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parts[i].tmp = (parts[i].tmp&~0xFF) | parts[r>>8].type;
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parts[i].temp = parts[r>>8].temp;
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parts[i].tmp2 = parts[r>>8].life;
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parts[i].pavg[0] = parts[r>>8].tmp;
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parts[i].pavg[1] = parts[r>>8].ctype;
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sim->kill_part(r>>8);
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}
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else if ((parts[i].tmp&0xFF) == 0 && (r&0xFF)==PT_STOR && parts[r>>8].tmp && (sim->elements[parts[r>>8].tmp].Properties & (TYPE_PART | TYPE_LIQUID | TYPE_GAS | TYPE_ENERGY)))
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{
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parts[i].tmp = parts[r>>8].tmp;
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parts[i].temp = parts[r>>8].temp;
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parts[i].tmp2 = parts[r>>8].tmp2;
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parts[i].pavg[0] = parts[r>>8].pavg[0];
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parts[i].pavg[1] = parts[r>>8].pavg[1];
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parts[r>>8].tmp = 0;
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parts[r>>8].life = 0;
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}
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}
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}
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}
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}
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else if (!parts[i].ctype && parts[i].life<=10)
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{
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if (parts[i].temp<272.15)//manual pipe colors
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{
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if (parts[i].temp>173.25&&parts[i].temp<273.15)
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{
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parts[i].ctype = 2;
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parts[i].life = 0;
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}
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if (parts[i].temp>73.25&&parts[i].temp<=173.15)
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{
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parts[i].ctype = 3;
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parts[i].life = 0;
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}
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if (parts[i].temp>=0&&parts[i].temp<=73.15)
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{
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parts[i].ctype = 4;
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parts[i].life = 0;
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}
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}
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else
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{
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// make a border
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for (rx=-2; rx<3; rx++)
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for (ry=-2; ry<3; ry++)
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{
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if (!r)
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sim->create_part(-1,x+rx,y+ry,PT_BRCK);//BRCK border, people didn't like DMND
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}
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}
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if (parts[i].life<=1)
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parts[i].ctype = 1;
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}
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}
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else if (parts[i].ctype==1)//wait for empty space before starting to generate automatic pipe pattern
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{
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if (!parts[i].life)
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{
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for (rx=-1; rx<2; rx++)
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for (ry=-1; ry<2; ry++)
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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if (!pmap[y+ry][x+rx] && sim->bmap[(y+ry)/CELL][(x+rx)/CELL]!=WL_ALLOWAIR && sim->bmap[(y+ry)/CELL][(x+rx)/CELL]!=WL_WALL && sim->bmap[(y+ry)/CELL][(x+rx)/CELL]!=WL_WALLELEC && (sim->bmap[(y+ry)/CELL][(x+rx)/CELL]!=WL_EWALL || sim->emap[(y+ry)/CELL][(x+rx)/CELL]))
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parts[i].life=50;
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}
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}
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else if (parts[i].life==5)//check for beginning of pipe single pixel
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{
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int issingle = 1;
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for (rx=-1; rx<2; rx++)
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for (ry=-1; ry<2; ry++)
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if ((r&0xFF)==PT_PIPE && parts[i].ctype==1 && parts[i].life )
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issingle = 0;
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}
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if (issingle)
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parts[i].tmp |= 0x100;
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}
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else if (parts[i].life==2)
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{
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parts[i].ctype = 2;
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parts[i].life = 6;
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}
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}
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return 0;
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}
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//#TPT-Directive ElementHeader Element_PIPE static int graphics(GRAPHICS_FUNC_ARGS)
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int Element_PIPE::graphics(GRAPHICS_FUNC_ARGS)
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{
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if ((cpart->tmp&0xFF)>0 && (cpart->tmp&0xFF)<PT_NUM)
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{
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//Create a temp. particle and do a subcall.
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Particle tpart;
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int t;
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memset(&tpart, 0, sizeof(Particle));
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tpart.type = cpart->tmp&0xFF;
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tpart.temp = cpart->temp;
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tpart.life = cpart->tmp2;
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tpart.tmp = cpart->pavg[0];
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tpart.ctype = cpart->pavg[1];
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t = tpart.type;
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if (ren->graphicscache[t].isready)
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{
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*pixel_mode = ren->graphicscache[t].pixel_mode;
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*colr = ren->graphicscache[t].colr;
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*colg = ren->graphicscache[t].colg;
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*colb = ren->graphicscache[t].colb;
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*firea = ren->graphicscache[t].firea;
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*firer = ren->graphicscache[t].firer;
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*fireg = ren->graphicscache[t].fireg;
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*fireb = ren->graphicscache[t].fireb;
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}
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else
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{
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*colr = PIXR(ren->sim->elements[t].Colour);
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*colg = PIXR(ren->sim->elements[t].Colour);
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*colb = PIXR(ren->sim->elements[t].Colour);
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if (ren->sim->elements[t].Graphics)
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{
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(*(ren->sim->elements[t].Graphics))(ren, &tpart, nx, ny, pixel_mode, cola, colr, colg, colb, firea, firer, fireg, fireb);
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}
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else
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{
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Element::defaultGraphics(ren, &tpart, nx, ny, pixel_mode, cola, colr, colg, colb, firea, firer, fireg, fireb);
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}
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}
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//*colr = PIXR(elements[cpart->tmp&0xFF].pcolors);
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//*colg = PIXG(elements[cpart->tmp&0xFF].pcolors);
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//*colb = PIXB(elements[cpart->tmp&0xFF].pcolors);
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}
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else
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{
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if (cpart->ctype==2)
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{
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*colr = 50;
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*colg = 1;
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*colb = 1;
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}
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else if (cpart->ctype==3)
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{
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*colr = 1;
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*colg = 50;
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*colb = 1;
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}
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else if (cpart->ctype==4)
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{
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*colr = 1;
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*colg = 1;
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*colb = 50;
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}
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else if (cpart->temp<272.15&&cpart->ctype!=1)
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{
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if (cpart->temp>173.25&&cpart->temp<273.15)
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{
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*colr = 50;
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*colg = 1;
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*colb = 1;
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}
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if (cpart->temp>73.25&&cpart->temp<=173.15)
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{
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*colr = 1;
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*colg = 50;
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*colb = 1;
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}
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if (cpart->temp>=0&&cpart->temp<=73.15)
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{
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*colr = 1;
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*colg = 1;
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*colb = 50;
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}
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}
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}
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return 0;
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}
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//#TPT-Directive ElementHeader Element_PIPE static void pushParticle(Simulation * sim, int i, int count, int original)
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void Element_PIPE::pushParticle(Simulation * sim, int i, int count, int original)
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{
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int rndstore, rnd, rx, ry, r, x, y, np, q, notctype=(((sim->parts[i].ctype)%3)+2);
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if ((sim->parts[i].tmp&0xFF) == 0 || count >= 2)//don't push if there is nothing there, max speed of 2 per frame
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return;
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x = (int)(sim->parts[i].x+0.5f);
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y = (int)(sim->parts[i].y+0.5f);
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if( !(sim->parts[i].tmp&0x200) )
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{
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//normal random push
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rndstore = rand();
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// RAND_MAX is at least 32767 on all platforms i.e. pow(8,5)-1
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// so can go 5 cycles without regenerating rndstore
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for (q=0; q<3; q++)//try to push twice
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{
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rnd = rndstore&7;
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rndstore = rndstore>>3;
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rx = pos_1_rx[rnd];
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ry = pos_1_ry[rnd];
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if (x+rx>=0 && y+ry>=0 && x+rx<XRES && y+ry<YRES)
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{
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r = sim->pmap[y+ry][x+rx];
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if (!r)
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continue;
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else if ((r&0xFF)==PT_PIPE && sim->parts[r>>8].ctype!=notctype && (sim->parts[r>>8].tmp&0xFF)==0)
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{
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sim->parts[r>>8].tmp = (sim->parts[r>>8].tmp&~0xFF) | (sim->parts[i].tmp&0xFF);
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sim->parts[r>>8].temp = sim->parts[i].temp;
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sim->parts[r>>8].tmp2 = sim->parts[i].tmp2;
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sim->parts[r>>8].pavg[0] = sim->parts[i].pavg[0];
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sim->parts[r>>8].pavg[1] = sim->parts[i].pavg[1];
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if (r>>8 > original)
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sim->parts[r>>8].flags |= PFLAG_NORMALSPEED;//skip particle push, normalizes speed
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sim->parts[i].tmp &= ~0xFF;
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count++;
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pushParticle(sim, r>>8,count,original);
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}
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}
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}
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}
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else //predefined 1 pixel thick pipe movement
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{
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int coords = 7 - ((sim->parts[i].tmp>>10)&7);
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r = sim->pmap[y+ pos_1_ry[coords]][x+ pos_1_rx[coords]];
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if (!r)
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{
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}
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else if ((r&0xFF)==PT_PIPE && sim->parts[r>>8].ctype!=notctype && (sim->parts[r>>8].tmp&0xFF)==0)
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{
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sim->parts[r>>8].tmp = (sim->parts[r>>8].tmp&~0xFF) | (sim->parts[i].tmp&0xFF);
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sim->parts[r>>8].temp = sim->parts[i].temp;
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sim->parts[r>>8].tmp2 = sim->parts[i].tmp2;
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sim->parts[r>>8].pavg[0] = sim->parts[i].pavg[0];
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sim->parts[r>>8].pavg[1] = sim->parts[i].pavg[1];
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if (r>>8 > original)
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sim->parts[r>>8].flags |= PFLAG_NORMALSPEED;//skip particle push, normalizes speed
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sim->parts[i].tmp &= ~0xFF;
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count++;
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pushParticle(sim, r>>8,count,original);
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}
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}
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return;
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}
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Element_PIPE::~Element_PIPE() {}
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