public static void begin()
{
_initializing = true;
//色々初期化
nParticles = __initialParticles.Count;
DOF = dimension * nParticles;
__particles = new matrix(nParticles, FriedChiken.dimension).zeros();
index = new matrixINT(nParticles, dimension);
for (int i = 0; i < nParticles; i++)
{
for (int k = 0; k < dimension; k++)
{
__particles[i, k] = __initialParticles[i][k] /* +(r.NextDouble() - 0.5) * 0.0001*/;
index[i, k] = __index[i][k];
}
}
//initializing masking vector
__mask = new vector(DOF).zeros();
numCond = 0;
foreach (particleSystem p in particleSystems)
{
p.copy(FriedChiken.__particles);
p.begin();
}
if (fixX)
{
for (int i = 0; i < nParticles; i++)
{
__mask[index[i, 0]] = 1;
}
}
if (fixY)
{
for (int i = 0; i < nParticles; i++)
{
__mask[index[i, 1]] = 1;
}
}
if (fixZ)
{
for (int i = 0; i < nParticles; i++)
{
__mask[index[i, 2]] = 1;
}
}
if (numCond > 0)
{
FriedChiken.residual = new vector(numCond).zeros();
FriedChiken.jacobian = new matrix(numCond, DOF).zeros();
}
else
{
FriedChiken.residual = null;
FriedChiken.jacobian = null;
}
FriedChiken.gradient = new vector(DOF).zeros();
FriedChiken.load = new vector(DOF).zeros();
FriedChiken.omega = new vector(DOF).zeros();
FriedChiken.reaction = new vector(DOF).zeros();
FriedChiken.x = new vector(DOF).zeros();
__particles.DecomposeTo(FriedChiken.x);
FriedChiken.q = new vector(DOF).zeros();
FriedChiken.r = new vector(DOF).zeros();
FriedChiken._q = new vector(DOF).zeros();
FriedChiken._r = new vector(DOF).zeros();
FriedChiken.__q = new vector(DOF).zeros();
FriedChiken.__r = new vector(DOF).zeros();
_initializing = false;
_isInit = true;
Random r = new Random(0);
for (int i = 0; i < nParticles; i++)
{
for (int k = 0; k < dimension; k++)
{
__particles[i, k] = __particles[i, k] + (r.NextDouble() - 0.5) * 0.001;
}
}
__particles.DecomposeTo(FriedChiken.x);
}
