1 files changed, 91 insertions, 0 deletions
diff --git a/osframework/source/SexyAppFramework/SexyMatrix.h b/osframework/source/SexyAppFramework/SexyMatrix.h
new file mode 100644
index 0000000..e288333
--- /dev/null
+++ b/osframework/source/SexyAppFramework/SexyMatrix.h
@@ -0,0 +1,91 @@
+#ifndef __SEXYMATRIX_H__
+#define __SEXYMATRIX_H__
+
+#include "SexyVector.h"
+
+namespace Sexy
+{
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class SexyMatrix3
+{
+public:
+	union
+    {
+        float m[3][3];
+        struct
+        {
+            float m00, m01, m02;
+            float m10, m11, m12;
+            float m20, m21, m22;
+        };
+    };
+
+public:
+	SexyMatrix3();
+	void ZeroMatrix();
+	void LoadIdentity();
+
+	SexyVector2 operator*(const SexyVector2 &theVec) const;
+	SexyVector3 operator*(const SexyVector3 &theVec) const;
+	SexyMatrix3 operator*(const SexyMatrix3 &theMat) const;
+	const SexyMatrix3& operator*=(const SexyMatrix3 &theMat);
+};
+
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class SexyTransform2D : public SexyMatrix3
+{
+public:
+	SexyTransform2D();
+	SexyTransform2D(bool loadIdentity);
+	SexyTransform2D(const SexyMatrix3& theMatrix);
+
+	const SexyTransform2D& operator=(const SexyMatrix3 &theMat);
+
+
+	void Translate(float tx, float ty);
+
+	// Rotate has been replaced by RotateRad.  
+	// NOTE:  If you had Rotate(angle) you should now use RotateRad(-angle).  
+	// This is to make positive rotations go counter-clockwise when using screen coordinates.
+	void RotateRad(float rot); 
+	void RotateDeg(float rot);
+	void Scale(float sx, float sy);
+};
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class Transform
+{
+protected:
+	mutable SexyTransform2D mMatrix;
+	mutable bool mNeedCalcMatrix;
+	void MakeComplex();
+	void CalcMatrix() const;
+
+public:
+	bool mComplex, mHaveRot, mHaveScale;
+	float mTransX1, mTransY1, mTransX2, mTransY2;
+	float mScaleX, mScaleY;
+	float mRot;
+
+public:
+	Transform();
+
+	void Reset();
+
+	void Translate(float tx, float ty);
+	void RotateRad(float rot); 
+	void RotateDeg(float rot);
+	void Scale(float sx, float sy);
+
+	const SexyTransform2D& GetMatrix() const;
+};
+
+
+} // namespace Sexy
+
+#endif
+\ No newline at end of file