matrix.h File Reference

Basic matrix operations. More...

#include <sys/cdefs.h>
#include <dc/vector.h>

Go to the source code of this file.

Macros
#define	mat_trans_single(x, y, z)
	Macro to transform a single vertex by the internal matrix.
#define	mat_trans_single4(x, y, z, w)
	Macro to transform a single vertex by the internal matrix.
#define	mat_trans_single3(x, y, z)
	Macro to transform a single vertex by the internal matrix.
#define	mat_trans_nodiv(x, y, z, w)
	Macro to transform a single vertex by the internal matrix with no perspective division.
#define	mat_trans_single3_nodiv(x, y, z)
	Macro to transform a single 3d vertex coordinate by the internal matrix with no perspective division.
#define	mat_trans_single3_nomod(x, y, z, x2, y2, z2)
	Macro to transform a single 3d vertex coordinate by the internal matrix with perspective division.
#define	mat_trans_single3_nodiv_nomod(x, y, z, x2, y2, z2)
	Macro to transform a single 3d vertex coordinate by the internal matrix.
#define	mat_trans_single3_nodivw(x, y, z, w)
	Macro to transform a single 3d vertex coordinate by the internal matrix.
#define	mat_trans_single3_nodiv_div(x, y, z, xd, yd, zd)
	Macro to transform a single 3d vertex coordinate by the internal matrix both with and without perspective division.
#define	mat_trans_normal3(x, y, z)
	Macro to transform a single vertex normal by the internal matrix.
#define	mat_trans_normal3_nomod(x, y, z, x2, y2, z2)
	Macro to transform a single vertex normal by the internal matrix.

Functions
void	mat_store (matrix_t *out)
	Copy the internal matrix to a memory one.
void	mat_load (const matrix_t *src)
	Copy a memory matrix into the internal one.
void	mat_identity (void)
	Clear the internal matrix to identity.
void	mat_apply (const matrix_t *src)
	Apply a matrix.
void	mat_transform (const vector_t *invecs, vector_t *outvecs, int veccnt, int stride)
	Transform vectors by the internal matrix.
void	mat_transform_sq (void *input, void *output, int veccnt)
	Transform vectors by the internal matrix into the store queues.

Detailed Description

Basic matrix operations.

This file contains various basic matrix math functionality for using the SH4's matrix transformation unit. Higher level functionality, like the 3D functionality is built off of these operations.

See also

dc/matrix3d.h

Author

Megan Potter

Josh "PH3NOM" Pearson