135 lines
3.1 KiB
C++
135 lines
3.1 KiB
C++
#include "simulation/Elements.h"
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extern "C"
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{
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#include "hmap.h"
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}
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//#TPT-Directive ElementClass Element_FIRW PT_FIRW 69
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Element_FIRW::Element_FIRW()
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{
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Identifier = "DEFAULT_PT_FIRW";
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Name = "FIRW";
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Colour = PIXPACK(0xFFA040);
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MenuVisible = 1;
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MenuSection = SC_EXPLOSIVE;
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Enabled = 1;
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Advection = 0.2f;
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AirDrag = 0.01f * CFDS;
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AirLoss = 0.96f;
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Loss = 0.95f;
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Collision = -0.1f;
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Gravity = 0.1f;
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Diffusion = 0.00f;
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HotAir = 0.000f * CFDS;
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Falldown = 1;
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Flammable = 0;
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Explosive = 0;
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Meltable = 0;
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Hardness = 30;
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Weight = 55;
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Temperature = R_TEMP+0.0f +273.15f;
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HeatConduct = 70;
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Description = "Fireworks! Colorful, set off by fire.";
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State = ST_SOLID;
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Properties = TYPE_PART|PROP_LIFE_DEC;
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LowPressure = IPL;
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LowPressureTransition = NT;
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HighPressure = IPH;
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HighPressureTransition = NT;
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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_FIRW::update;
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Graphics = &Element_FIRW::graphics;
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}
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//#TPT-Directive ElementHeader Element_FIRW static int update(UPDATE_FUNC_ARGS)
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int Element_FIRW::update(UPDATE_FUNC_ARGS)
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{
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int r, rx, ry, rt, np;
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if (parts[i].tmp<=0) {
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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 (BOUNDS_CHECK && (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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rt = r&0xFF;
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if (rt==PT_FIRE||rt==PT_PLSM||rt==PT_THDR)
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{
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float gx, gy, multiplier;
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sim->GetGravityField(x, y, sim->elements[PT_FIRW].Gravity, 1.0f, gx, gy);
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if (gx*gx+gy*gy < 0.001f)
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{
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float angle = (rand()%6284)*0.001f;//(in radians, between 0 and 2*pi)
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gx += sinf(angle)*sim->elements[PT_FIRW].Gravity*0.5f;
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gy += cosf(angle)*sim->elements[PT_FIRW].Gravity*0.5f;
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}
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parts[i].tmp = 1;
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parts[i].life = rand()%10+20;
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multiplier = (parts[i].life+20)*0.2f/sqrtf(gx*gx+gy*gy);
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parts[i].vx -= gx*multiplier;
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parts[i].vy -= gy*multiplier;
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return 0;
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}
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}
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}
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else if (parts[i].tmp==1) {
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if (parts[i].life<=0) {
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parts[i].tmp=2;
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} else {
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parts[i].flags &= ~FLAG_STAGNANT;
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}
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}
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else //if (parts[i].tmp>=2)
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{
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float angle, magnitude;
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int caddress = (rand()%200)*3;
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int n;
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unsigned col = (((unsigned char)(firw_data[caddress]))<<16) | (((unsigned char)(firw_data[caddress+1]))<<8) | ((unsigned char)(firw_data[caddress+2]));
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for (n=0; n<40; n++)
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{
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np = sim->create_part(-3, x, y, PT_EMBR);
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if (np>-1)
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{
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magnitude = ((rand()%60)+40)*0.05f;
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angle = (rand()%6284)*0.001f;//(in radians, between 0 and 2*pi)
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parts[np].vx = parts[i].vx*0.5f + cosf(angle)*magnitude;
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parts[np].vy = parts[i].vy*0.5f + sinf(angle)*magnitude;
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parts[np].ctype = col;
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parts[np].tmp = 1;
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parts[np].life = rand()%40+70;
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parts[np].temp = (rand()%500)+5750.0f;
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parts[np].dcolour = parts[i].dcolour;
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}
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}
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sim->pv[y/CELL][x/CELL] += 8.0f;
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sim->kill_part(i);
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return 1;
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}
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return 0;
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}
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//#TPT-Directive ElementHeader Element_FIRW static int graphics(GRAPHICS_FUNC_ARGS)
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int Element_FIRW::graphics(GRAPHICS_FUNC_ARGS)
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{
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if(cpart->tmp > 0)
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{
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*pixel_mode |= PMODE_GLOW;
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}
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return 0;
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}
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Element_FIRW::~Element_FIRW() {}
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