Arachnoid GLESv1.1 plugin. Compile and run (a bit glitchy and no frameskip) on the...
[mupen64plus-pandora.git] / source / mupen64plus-video-arachnoid / src / RSP / RSPMatrixManager.h
diff --git a/source/mupen64plus-video-arachnoid/src/RSP/RSPMatrixManager.h b/source/mupen64plus-video-arachnoid/src/RSP/RSPMatrixManager.h
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+/******************************************************************************
+ * Arachnoid Graphics Plugin for Mupen64Plus
+ * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/
+ *
+ * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef RSP_MATRIX_MANAGER_H_
+#define RSP_MATRIX_MANAGER_H_
+
+#include "Matrix4.h"
+
+//Forward Declarations
+class Memory;
+
+//*****************************************************************************
+//! RSP Matrix Manager
+//*****************************************************************************
+class RSPMatrixManager
+{
+public:
+
+    //Constructor / Destructor
+    RSPMatrixManager();
+    ~RSPMatrixManager();
+
+    bool initialize(Memory* memory);
+
+    //Add Matrices
+    void addMatrix(unsigned int segmentAddress, bool projectionMatrix, bool push, bool replace);
+    void insertMatrix(unsigned int where, unsigned int num);
+
+    //Remove Matrices
+    void popMatrix();
+    void popMatrixN(unsigned int num);
+    void ForceMatrix( unsigned int segmentAddress );
+    void selectViewMatrix(unsigned int index) { m_modelViewMatrixTop = index; _updateCombinedMatrix(); }    
+    void DMAMatrix(unsigned int segmentAddress, unsigned char index, unsigned char multiply );
+    //void RSP_ForceMatrix( unsigned int mptr );
+    //void RSP_LookAt( unsigned int l );
+    //void RSP_PerspNormalize( unsigned short scale );    
+
+    void setRDRAMOffset(unsigned int offset) { m_rdramOffset = offset; }
+
+    void resetMatrices();
+
+public:
+
+    float* getModelViewMatrix()      { return m_modelViewMatrices[m_modelViewMatrixTop]._m;   }
+    float* getProjectionMatrix()     { return m_projectionMatrices[m_projectionMatrixTop]._m; }
+    float* getViewProjectionMatrix() { return m_worldProject._m;                              }
+
+private:
+
+    void _loadMatrix(unsigned int addr, Matrix4& out);
+    void _setProjection(const Matrix4& mat, bool push, bool replace);
+    void _setWorldView(const Matrix4 & mat, bool push, bool replace);
+    void _updateCombinedMatrix();
+
+private:
+
+    Memory* m_memory;    //!< Pointer to memory
+
+    static const int NUM_STACK_MATRICES = 60;
+
+    unsigned int m_rdramOffset;
+
+    //Stack indices
+    unsigned int m_modelViewMatrixTop;
+    unsigned int m_projectionMatrixTop;
+
+    //Matrices
+    Matrix4 m_modelViewMatrices[NUM_STACK_MATRICES];   //!< Stack with projection matrices
+    Matrix4 m_projectionMatrices[NUM_STACK_MATRICES];  //!< Stack with projection matrices
+    Matrix4 m_worldProject;                            //!< Combined modelviewprojection matrix
+};
+
+#endif