initial commit

include/uml/matrix.h

@@ -0,0 +1,73 @@
+#pragma once
+#include <vector>
+#include <memory>
+
+namespace uml
+{
+    class Vector3;
+
+    class matrix
+    {
+    public:
+        matrix(size_t rows, size_t columns);
+
+        explicit matrix(const std::vector<std::vector<float>> &rows);
+
+        [[nodiscard]] static matrix to_screen_matrix(float screenWidth, float screenHeight);
+
+        matrix(const matrix &other);
+
+        matrix(size_t rows, size_t columns, float *pRaw);
+
+        matrix(matrix &&other) noexcept;
+
+        [[nodiscard]] size_t get_rows_count() const noexcept;
+
+        [[nodiscard]] size_t get_columns_count() const noexcept;
+
+        [[nodiscard]] std::pair<size_t, size_t> get_size() const noexcept;
+
+        float &at(size_t iRow, size_t iCol);
+
+        float get_sum();
+
+        matrix transpose();
+
+        void set(float val);
+
+        [[nodiscard]] const float &at(size_t iRow, size_t iCol) const;
+
+        matrix operator*(const matrix &other) const;
+
+        matrix operator*(float f) const;
+
+        matrix operator*(const Vector3 &vec3) const;
+
+        matrix &operator*=(float f);
+
+        matrix &operator/=(float f);
+
+        void clear();
+
+        [[nodiscard]] matrix strip(size_t row, size_t column) const;
+
+        [[nodiscard]] float minor(size_t i, size_t j) const;
+
+        [[nodiscard]] float alg_complement(size_t i, size_t j) const;
+
+        [[nodiscard]] float det() const;
+
+        matrix &operator=(const matrix &other);
+
+        matrix &operator=(matrix &&other) noexcept;
+
+        matrix operator/(float f) const;
+
+        ~matrix();
+
+    private:
+        size_t m_rows = 0;
+        size_t m_columns = 0;
+        std::unique_ptr<float[]> m_pData = nullptr;
+    };
+}