tyrav2 init

engine/inc/renderer/core/3d/bbox/core_bbox.hpp

@@ -0,0 +1,43 @@
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#pragma once
+
+#include <vector>
+#include "./core_bbox_frustum.hpp"
+#include "math/m4x4.hpp"
+#include "math/plane.hpp"
+
+namespace Tyra {
+
+/** Bounding box */
+class CoreBBox {
+ public:
+  explicit CoreBBox(Vec4* t_vertices, u32* faces, u32 t_count);
+  explicit CoreBBox(Vec4* t_vertices, u32 t_count);
+  explicit CoreBBox(Vec4* t_vertices);
+  explicit CoreBBox(CoreBBox** t_bboxes, const u32& count);
+  explicit CoreBBox(const std::vector<CoreBBox>& t_bboxes,
+                    const u32& startIndex, const u32& stopIndex);
+
+  const Vec4& operator[](const u8& i) { return _vertices[i]; }
+  const Vec4& getVertex(const u8& i) { return _vertices[i]; }
+  Vec4* getVertices() { return _vertices; }
+
+  void print() const;
+  void print(const char* name) const;
+  void print(const std::string& name) const { print(name.c_str()); }
+  std::string getPrint(const char* name = nullptr) const;
+
+ protected:
+  Vec4 _vertices[8];
+};
+
+}  // namespace Tyra

engine/inc/renderer/core/3d/bbox/core_bbox_frustum.hpp

@@ -0,0 +1,17 @@
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#pragma once
+
+namespace Tyra {
+
+enum CoreBBoxFrustum { IN_FRUSTUM, OUTSIDE_FRUSTUM, PARTIALLY_IN_FRUSTUM };
+
+}  // namespace Tyra

engine/inc/renderer/core/3d/bbox/render_bbox.hpp

@@ -0,0 +1,35 @@
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#pragma once
+
+#include <vector>
+#include "./core_bbox.hpp"
+
+namespace Tyra {
+
+/** Bounding box */
+class RenderBBox : public CoreBBox {
+ public:
+  explicit RenderBBox(Vec4* t_vertices, u32* faces, u32 t_count);
+  explicit RenderBBox(Vec4* t_vertices, u32 t_count);
+  explicit RenderBBox(Vec4* t_vertices);
+  explicit RenderBBox(CoreBBox** t_bboxes, const u32& count);
+  explicit RenderBBox(const std::vector<CoreBBox>& t_bboxes,
+                      const u32& startIndex, const u32& stopIndex);
+
+  CoreBBoxFrustum isInFrustum(const Plane* frustumPlanes, const M4x4& model,
+                              const float* margins = nullptr) const;
+
+  CoreBBoxFrustum clipIsInFrustum(const Plane* frustumPlanes,
+                                  const M4x4& model) const;
+};
+
+}  // namespace Tyra