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

#include "simulation/Elements.h"
//#TPT-Directive ElementClass Element_EMBR PT_EMBR 147
Element_EMBR::Element_EMBR()
{

    //{"EMBR",  PIXPACK(0xFFF288),  0.4f,  0.001f * CFDS,  0.99f,  0.90f,  0.0f,  0.07f,  0.00f,  0.000f  * CFDS,  1,  0,    0,  0,  20,  0,  1,  30,    SC_EXPLOSIVE,  500.0f  +273.15f,  29,    "Sparks. Formed by explosions.", ST_NONE, TYPE_PART|PROP_LIFE_DEC|PROP_LIFE_KILL|PROP_SPARKSETTLE, &update_EMBR, &graphics_EMBR},

    Identifier = "DEFAULT_PT_EMBR";
    Name = "EMBR";
    Colour = PIXPACK(0xFFF288);
    MenuVisible = 0;
    MenuSection = SC_EXPLOSIVE;
    Enabled = 1;
    
    Advection = 0.4f;
    AirDrag = 0.001f * CFDS;
    AirLoss = 0.99f;
    Loss = 0.90f;
    Collision = 0.0f;
    Gravity = 0.7f;
    Diffusion = 0.00f;
    HotAir = 0.000f    * CFDS;
    Falldown = 1;
    
    Flammable = 0;
    Explosive = 0;
    Meltable = 0;
    Hardness = 20;
    
    Weight = 30;
    
    Temperature = 500.0f +273.15f;
    HeatConduct = 29;
    Description = "Sparks. Formed by explosions.";
    
    State = ST_NONE;
    Properties = TYPE_PART|PROP_LIFE_DEC|PROP_LIFE_KILL|PROP_SPARKSETTLE;
    
    LowPressure = IPL;
    LowPressureTransition = NT;
    HighPressure = IPH;
    HighPressureTransition = NT;
    LowTemperature = ITL;
    LowTemperatureTransition = NT;
    HighTemperature = ITH;
    HighTemperatureTransition = NT;
    
    Update = &Element_EMBR::update;
    Graphics = &Element_EMBR::graphics;
}

//#TPT-Directive ElementHeader Element_EMBR static int update(UPDATE_FUNC_ARGS)
int Element_EMBR::update(UPDATE_FUNC_ARGS) {
    int r, rx, ry, nb;
    for (rx=-1; rx<2; rx++)
        for (ry=-1; ry<2; ry++)
            if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
            {
                r = pmap[y+ry][x+rx];
                if (!r)
                    continue;
                if ((sim->elements[r&0xFF].Properties & (TYPE_SOLID | TYPE_PART | TYPE_LIQUID)) && !(sim->elements[r&0xFF].Properties & PROP_SPARKSETTLE))
                {
                    sim->kill_part(i);
                    return 1;
                }
            }
    return 0;
}

//#TPT-Directive ElementHeader Element_EMBR static int graphics(GRAPHICS_FUNC_ARGS)
int Element_EMBR::graphics(GRAPHICS_FUNC_ARGS)
{
    if (cpart->ctype&0xFFFFFF)
    {
        int maxComponent;
        *colr = (cpart->ctype&0xFF0000)>>16;
        *colg = (cpart->ctype&0x00FF00)>>8;
        *colb = (cpart->ctype&0x0000FF);
        maxComponent = *colr;

        if (*colg>maxComponent) maxComponent = *colg;
        if (*colb>maxComponent) maxComponent = *colb;
        if (maxComponent<60)//make sure it isn't too dark to see
        {
            float multiplier = 60.0f/maxComponent;
            *colr *= multiplier;
            *colg *= multiplier;
            *colb *= multiplier;
        }
    }
    else if (cpart->tmp != 0)
    {
        *colr = *colg = *colb = 255;
    }

    if (decorations_enable && cpart->dcolour)
    {
        int a = (cpart->dcolour>>24)&0xFF;
        *colr = (a*((cpart->dcolour>>16)&0xFF) + (255-a)**colr) >> 8;
        *colg = (a*((cpart->dcolour>>8)&0xFF) + (255-a)**colg) >> 8;
        *colb = (a*((cpart->dcolour)&0xFF) + (255-a)**colb) >> 8;
    }
    *firer = *colr;
    *fireg = *colg;
    *fireb = *colb;
    if (cpart->tmp==1)
    {
        *pixel_mode = FIRE_ADD | PMODE_BLEND | PMODE_GLOW;
        *firea = (cpart->life-15)*4;
        *cola = (cpart->life+15)*4;
    }
    else if (cpart->tmp==2)
    {
        *pixel_mode = PMODE_FLAT | FIRE_ADD;
        *firea = 255;
    }
    else
    {
        *pixel_mode = PMODE_SPARK | PMODE_ADD;
        if (cpart->life<64) *cola = 4*cpart->life;
    }
    return 0;
}

Element_EMBR::~Element_EMBR() {}