Adding ViroKit. Needs AWSCore :(

mobile/ios/ViroKit.framework/Headers/VROMatrix4f.h

@@ -0,0 +1,100 @@
+//
+//  VROMatrix4f.h
+//  ViroRenderer
+//
+//  Created by Raj Advani on 10/15/15.
+//  Copyright © 2015 Viro Media. All rights reserved.
+//
+
+#ifndef VROMATRIX_H_
+#define VROMATRIX_H_
+
+#include <stdlib.h>
+#include <math.h>
+#include <string>
+#include "glm/glm.hpp"
+#include "glm/gtc/matrix_transform.hpp"
+
+class VROVector3f;
+class VROVector4f;
+class VROQuaternion;
+
+class VROMatrix4f {
+public:
+    
+    static VROMatrix4f identity();
+    
+    float &operator[] (const int index) {
+        return _mtx[index];
+    }
+    float const &operator[](int index) const {
+        return _mtx[index];
+    }
+
+    VROMatrix4f() noexcept;
+    VROMatrix4f(const float *matrix);
+    VROMatrix4f(const glm::mat4x4 mat);
+
+    void toIdentity();
+    void copy(const VROMatrix4f &copy);
+
+    /*
+     Scale.
+     */
+    void scale(float x, float y, float z);
+
+    /*
+     Rotation.
+     */
+    void rotateX(float angleRad);
+    void rotateY(float angleRad);
+    void rotateZ(float angleRad);
+    void rotate(float angleRad, const VROVector3f &origin, const VROVector3f &dir);
+    void setRotationCenter(const VROVector3f &center, const VROVector3f &translation);
+
+    /*
+     Translation.
+     */
+    void translate(float x, float y, float z);
+    void translate(const VROVector3f &vector);
+
+    /*
+     Multiplication.
+     */
+    VROMatrix4f multiply(const VROMatrix4f &matrix) const;
+    VROVector3f multiply(const VROVector3f &vector) const;
+    VROVector4f multiply(const VROVector4f &vector) const;
+    
+    /*
+     Decomposition into affine transforms. These methods only work on affine 
+     matrices. To extract rotation, the scale factors are required.
+     */
+    VROVector3f   extractScale() const;
+    VROQuaternion extractRotation(VROVector3f scale) const;
+    VROVector3f   extractTranslation() const;
+    
+    /*
+     Other operations.
+     */
+    VROMatrix4f transpose() const;
+    VROMatrix4f invert() const;
+    const float *getArray() const {
+        return _mtx;
+    }
+    
+    std::string toString() const;
+    
+private:
+    
+    /*
+     The 16-float data for this matrix.
+     */
+    float _mtx[16];
+    
+};
+
+inline VROMatrix4f operator*(const VROMatrix4f &lhs, const VROMatrix4f &rhs) {
+    return lhs.multiply(rhs);
+}
+
+#endif /* VROMATRIX_H_ */