added 2d png support

src/engine/include/models/sprite.hpp

@@ -0,0 +1,67 @@
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|    
+#   |     |   |   \  |   |       
+#-----------------------------------------------------------------------
+# Copyright 2020, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#ifndef _TYRA_SPRITE_
+#define _TYRA_SPRITE_
+
+#include <models/math/point.hpp>
+#include <draw_types.h>
+#include <draw_buffers.h>
+
+/** 
+ * Class which have contain 2D image data.
+ */
+class Sprite
+{
+
+public:
+    Sprite();
+    ~Sprite();
+
+    Point position, size;
+    float scale;
+    color_t color;
+    clutbuffer_t clut;
+
+    // ----
+    // Getters
+    // ----
+
+    /** Auto generated unique Id. */
+    inline const u32 &getId() const { return id; };
+
+    // ----
+    //  Setters
+    // ----
+
+    // ----
+    //  Other
+    // ----
+
+    /** Flip texture horizontally. */
+    inline void flipHorizontally(const u8 &t_set) { _flipH = t_set; };
+
+    /** Flip texture vertically. */
+    inline void flipVertically(const u8 &t_set) { _flipV = t_set; };
+
+    /** Check if texture is vertically flipped. */
+    inline const u8 &isFlippedVertically() const { return _flipV; };
+
+    /** Check if texture is horizontally flipped. */
+    inline const u8 &isFlippedHorizontally() const { return _flipH; };
+
+private:
+    u32 id;
+    u8 _isSizeSet, _flipH, _flipV;
+    void setDefaultColor();
+    void setDefaultLODAndClut();
+};
+
+#endif