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Регистрация: 14.07.2019
Сообщений: 16
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Доброго времени! Нужно передать динамический массив из функции
20.10.2019, 12:13. Показов 477. Ответов 0
| C++ | 1
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| void read(int count_math, double*** cord,int* n,int* m)
{
char temp;
count_math = 1;
ifstream in("input.txt");
if (in.is_open())
{
while (!in.eof())
{
in >> temp;
if (temp == '$') count_math++;
}
in.clear();
in.close();
////////
m = new int[count_math];
for (int i = 0; i < count_math; i++) m[i] = 3;
///////
///////////////////////////////////////////////////
/////////
int count = 0;
int* count_spase;
count_spase = new int[count_math];
int k = 0;
/////////
ifstream in("input.txt");
in.is_open();
while (!in.eof())
{
in.get(temp);
if (temp != '$' && temp == '\n') count++;
else if (temp == '$')
{
if (temp == 'eof')
{
count_spase[k] = (count + 1) * m[k];
count = 0;
in.get(temp);
}
else
{
count_spase[k] = count * m[k];
count = 0;
in.get(temp);
}
k++;
}
}
in.clear();
count_spase[k] = (count + 1) * m[k];
///////
n = new int[count_math];
for (int i = 0; i < count_math; i++)
{
n[i] = (count_spase[i] / m[i]);
}
//////
/////////////////////////////////////////////////////////////////////////////
//////
cord = new double** [count_math];
for (int k = 0; k < count_math; k++) cord[k] = new double* [n[k]];
for (int k = 0; k < count_math; k++)
for (int i = 0; i < n[k]; i++) cord[k][i] = new double[m[k]];
//////
///////
int i = 0;
int j = 0;
k = 0;
ifstream into("input.txt");
in.is_open();
for (int k = 0; k < count_math; k++)
{
for (int i = 0; i < n[k]; i++)
{
for (int j = 0; j < m[k]; j++)
{
into >> cord[k][i][j];
}
}
into >> temp;
}
into.clear();
into.close();
}
else
{
cout << "error";
}
}
void matrix()
{
int count_math = 1;
bool counter = false;
double*** cord;
double*** cord_push;
int* n;
int* m;
read(count_math, cord,n,m);
cord_push = new double** [count_math];
for (int p = 0; p < count_math; p++)
{
cord_push[p] = new double* [n[p]];
}
for (int p = 0; p < count_math; p++)
for (int i = 0; i < n[p]; i++)
cord_push[p][i] = new double[m[p]];
for (int p = 0; p < count_math; p++)
{
for (int i = 0; i < n[p]; i++)
{
for (int j = 0; j < m[p]; j++)
{
cord_push[p][i][j] = 0;
for (int k = 0; k < 3; k++)
{
cord_push[p][i][j] = cord[p][i][k] * ar[k][j];
}
}
}
}
for (int p = 0; p < count_math;p++)
{
for (int i = 0; i < n[p]; i++)
{
MoveToEx(hDC, cord_push[p][i][0], cord_push[p][i][1], NULL);
LineTo(hDC, cord_push[p][i][0], cord_push[p][i][1]);
}
}
} |
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