64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
template<class T, unsigned ... RestDim> struct Matrix;
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template<class T, unsigned FirstDim >
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struct Matrix<T, FirstDim> {
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typedef T GenericDimType[FirstDim];
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GenericDimType data;
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inline T& operator[](unsigned i) { return data[i]; }
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};
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template<class T, unsigned FirstDim, unsigned ... RestDim >
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struct Matrix<T, FirstDim, RestDim...> {
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typedef typename Matrix<T, RestDim...>::GenericDimType FirstDimType;
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typedef FirstDimType GenericDimType[FirstDim];
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GenericDimType data;
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inline FirstDimType& operator[](unsigned i) { return data[i]; }
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};
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#include <iostream>
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int main() {
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Matrix<int, 2, 3, 4> m;
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int cnt = 0;
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for (size_t i = 0; i < 2; ++i) {
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for (size_t j = 0; j < 3; ++j) {
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for (size_t h = 0; h < 4; ++h) {
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m[i][j][h] = cnt++;
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}
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}
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}
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std::cout << "Data in matrix:\n";
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for (size_t i = 0; i < 2; ++i) {
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for (size_t j = 0; j < 3; ++j) {
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for (size_t h = 0; h < 4; ++h) {
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std::cout << m[i][j][h] << ' ';
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}
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std::cout << '\n';
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}
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std::cout << "ENDDIM\n";
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}
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std::cout << "Addresses in matrix:\n";
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for (size_t i = 0; i < 2; ++i) {
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for (size_t j = 0; j < 3; ++j) {
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for (size_t h = 0; h < 4; ++h) {
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std::cout << &m[i][j][h] << ' ';
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}
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std::cout << '\n';
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}
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std::cout << "ENDDIM\n";
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}
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return 0;
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} |