Add misc and sfml modules with initial implementations, including new classes, assets, and CMake integration.

cpp/misc/structs_enums_unions.h

@@ -0,0 +1,63 @@
+//
+// Created by David Hackbarth on 27.02.26.
+//
+
+#ifndef MISC_STRUCTS_ENUMS_UNIONS_H
+#define MISC_STRUCTS_ENUMS_UNIONS_H
+
+#include <iostream>
+
+struct Vector3 {
+    // public
+    float x, y, z;
+
+    bool operator==(const Vector3 &other) const {
+        return x == other.x && y == other.y && z == other.z;
+    }
+
+    bool operator!=(const Vector3 &other) const { return !(*this == other); }
+    bool operator<(const Vector3 &other) const { return x < other.x && y < other.y && z < other.z; }
+    bool operator>(const Vector3 &other) const { return other < *this; }
+    bool operator<=(const Vector3 &other) const { return !(*this > other); }
+    bool operator>=(const Vector3 &other) const { return !(*this < other); }
+
+    Vector3 operator*(float scalar) const { return {x * scalar, y * scalar, z * scalar}; }
+
+    void operator*=(float scalar) {
+        x *= scalar;
+        y *= scalar;
+        z *= scalar;
+    }
+
+private:
+    // private
+};
+
+inline Vector3 operator*(float scalar, const Vector3 &v) { return v * scalar; }
+
+inline std::ostream &operator<<(std::ostream &os, const Vector3 &v) {
+    os << "(" << v.x << "/" << v.y << "/" << v.z << ")";
+    return os;
+}
+
+enum Weekdays {
+    Monday = 1, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday,
+
+    FORCE_DWORD = 0x7fffffff // DWORD -> double word -> unsigned 32bit int, word -> unsigned 16bit int
+};
+
+union ScreenSize {
+    // struct {
+    //     unsigned short width; // first 16bit
+    //     unsigned short height; // second 16bit
+    // };
+
+    struct {
+        unsigned short width; // first 16bit
+        unsigned short height; // second 16bit
+    } u;
+
+    unsigned int value;
+};
+
+#endif //MISC_STRUCTS_ENUMS_UNIONS_H