Change project structure;

Added new c# binding;

native/header/Geometry/AABB.h

@@ -0,0 +1,75 @@
+#ifndef AABB_H
+#define AABB_H
+
+#include "cglm/struct/vec3.h"
+
+typedef struct
+{
+    vec3s min;
+    vec3s max;
+} aabb_t;
+
+inline aabb_t invalid_aabb()
+{
+    return (aabb_t){
+        .min = {FLT_MAX, FLT_MAX, FLT_MAX},
+        .max = {-FLT_MAX, -FLT_MAX, -FLT_MAX},
+    };
+}
+
+inline void aabb_growth(aabb_t* aabb, vec3s point)
+{
+    aabb->min = glms_vec3_minv(aabb->min, point);
+    aabb->max = glms_vec3_maxv(aabb->max, point);
+}
+
+inline void aabb_growth_min_max(aabb_t* aabb, vec3s min, vec3s max)
+{
+    aabb->min = glms_vec3_minv(aabb->min, min);
+    aabb->max = glms_vec3_maxv(aabb->max, max);
+}
+
+inline bool aabb_eq(aabb_t a, aabb_t b)
+{
+    return glms_vec3_eqv(a.min, b.min) && glms_vec3_eqv(a.max, b.max);
+}
+
+inline bool aabb_is_valid(aabb_t aabb)
+{
+    return aabb.max.x >= aabb.min.x && aabb.max.y >= aabb.min.y && aabb.max.z >= aabb.min.z;
+}
+
+inline aabb_t aabb_union(aabb_t a, aabb_t b)
+{
+    if (!aabb_is_valid(a) && !aabb_is_valid(b))
+    {
+        return invalid_aabb();
+    }
+    else if (!aabb_is_valid(a))
+    {
+        return b;
+    }
+    else if (!aabb_is_valid(b))
+    {
+        return a;
+    }
+
+    aabb_t result;
+    result.min = glms_vec3_minv(a.min, b.min);
+    result.max = glms_vec3_maxv(a.max, b.max);
+    return result;
+}
+
+inline float aabb_surface_area(aabb_t aabb)
+{
+    vec3s extent = glms_vec3_sub(aabb.max, aabb.min);
+    return 2.0f * (extent.x * extent.y + extent.x * extent.z + extent.y * extent.z);
+}
+
+inline float aabb_volume(aabb_t aabb)
+{
+    vec3s extent = glms_vec3_sub(aabb.max, aabb.min);
+    return extent.x * extent.y * extent.z;
+}
+
+#endif // AABB_H