Esempio n. 1
0
    void UpdateValues()
    {
        if (isBurning)
        {
            fuel -= forestGenerator.getBurnRate();
            temp  = forestGenerator.combustionTemp + forestGenerator.getBurnRate() * fuel * 300000; /*energia drewna*/;
        }
        else
        {
            if (temp >= forestGenerator.combustionTemp && !burned)
            {
                isBurning = true;
            }
        }
        if (!burned)
        {
            float eR = forestGenerator.getExchangeRate();
            // calculate cellular automata
            // [1][2][3]
            // [4][ ][5]
            // [6][7][8]
            float T2 = forestGenerator.getTempAtXY(x, y - 1);
            float T4 = forestGenerator.getTempAtXY(x - 1, y);
            float T5 = forestGenerator.getTempAtXY(x + 1, y);
            float T7 = forestGenerator.getTempAtXY(x, y + 1);

            // wind
            if (forestGenerator.windDirection != 0)
            {
                switch (forestGenerator.windDirection)
                {
                case 1:
                    if (forestGenerator.getIsBurning(x, y + 1))
                    {
                        T7 *= forestGenerator.simulationSpeed * forestGenerator.windSpeed / forestGenerator.dx * 4;
                        //T7 *= forestGenerator.getAreaTouching(x, y + 1, x, y);
                    }
                    break;

                case 2:
                    if (forestGenerator.getIsBurning(x, y - 1))
                    {
                        T2 *= forestGenerator.simulationSpeed * forestGenerator.windSpeed / forestGenerator.dx * 4;
                        //T2 *= forestGenerator.getAreaTouching(x, y - 1, x, y);
                    }
                    break;

                case 3:
                    if (forestGenerator.getIsBurning(x - 1, y))
                    {
                        T4 *= forestGenerator.simulationSpeed * forestGenerator.windSpeed / forestGenerator.dx * 4;
                        //T4 *= forestGenerator.getAreaTouching(x - 1, y, x, y);
                    }
                    break;

                case 4:
                    if (forestGenerator.getIsBurning(x + 1, y))
                    {
                        T5 *= forestGenerator.simulationSpeed * forestGenerator.windSpeed / forestGenerator.dx * 4;
                        //T5 *= forestGenerator.getAreaTouching(x + 1, y, x, y);
                    }
                    break;
                }
            }

            //Terrain height
            if (forestGenerator.getIsBurning(x, y + 1))
            {
                T7 *= forestGenerator.getAreaTouching(x, y + 1, x, y);
            }
            if (forestGenerator.getIsBurning(x, y - 1))
            {
                T2 *= forestGenerator.getAreaTouching(x, y - 1, x, y);
            }
            if (forestGenerator.getIsBurning(x - 1, y))
            {
                T4 *= forestGenerator.getAreaTouching(x - 1, y, x, y);
            }
            if (forestGenerator.getIsBurning(x + 1, y))
            {
                T5 *= forestGenerator.getAreaTouching(x + 1, y, x, y);
            }
            //T2 *= forestGenerator.getAreaTouching(x, y - 1, x, y);
            // T4 *= forestGenerator.getAreaTouching(x - 1, y, x, y);
            //T5 *= forestGenerator.getAreaTouching(x + 1, y, x, y);
            //T7 *= forestGenerator.getAreaTouching(x, y + 1, x, y);


            // Finally
            float newTemp = T2 * eR + T4 * eR + T5 * eR +
                            T7 * eR - 4 * temp * eR;
            temp += newTemp;
        }
    }