vmware-svga/lib/util/matrix.h
2009-04-13 07:05:42 +00:00

51 lines
1.9 KiB
C

/**********************************************************
* Copyright 2008-2009 VMware, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
**********************************************************/
/*
* matrix.h --
*
* Simple operations for 4x4 row-major float matrices.
*/
#ifndef __MATRIX_H__
#define __MATRIX_H__
#include "types.h"
typedef float Matrix[16];
extern const Matrix gIdentityMatrix;
void Matrix_Copy(Matrix self, const Matrix other);
void Matrix_Scale(Matrix self, float x, float y, float z, float w);
void Matrix_Translate(Matrix self, float x, float y, float z);
void Matrix_Multiply(Matrix self, const Matrix other);
void Matrix_RotateX(Matrix self, float rad);
void Matrix_RotateY(Matrix self, float rad);
void Matrix_RotateZ(Matrix self, float rad);
void Matrix_Perspective(Matrix self, float fovY, float aspect, float zNear, float zFar);
#endif /* __MATRIX_H_ */