View Matrix/Quaternion

Collaboration diagram for View Matrix/Quaternion:

Files
file	matrix.h

Functions
void	ged_persp_mat (fastf_t *m, fastf_t fovy, fastf_t aspect, fastf_t near1, fastf_t far1, fastf_t backoff)
void	ged_mike_persp_mat (fastf_t *pmat, const fastf_t *eye)
void	ged_deering_persp_mat (fastf_t *m, const fastf_t *l, const fastf_t *h, const fastf_t *eye)
int	ged_perspective (struct ged *gedp, int argc, const char *argv[])
int	ged_ae2dir (struct ged *gedp, int argc, const char *argv[])
int	ged_aet (struct ged *gedp, int argc, const char *argv[])
int	ged_arot_args (struct ged *gedp, int argc, const char *argv[], mat_t rmat)
int	ged_arot (struct ged *gedp, int argc, const char *argv[])
int	ged_autoview (struct ged *gedp, int argc, const char *argv[])
int	ged_center (struct ged *gedp, int argc, const char *argv[])
int	ged_dir2ae (struct ged *gedp, int argc, const char *argv[])
int	ged_eye (struct ged *gedp, int argc, const char *argv[])
int	ged_eye_pos (struct ged *gedp, int argc, const char *argv[])
int	ged_get_autoview (struct ged *gedp, int argc, const char *argv[])
int	ged_get_eyemodel (struct ged *gedp, int argc, const char *argv[])
int	ged_isize (struct ged *gedp, int argc, const char *argv[])
int	ged_loadview (struct ged *gedp, int argc, const char *argv[])
int	ged_lookat (struct ged *gedp, int argc, const char *argv[])
int	ged_m2v_point (struct ged *gedp, int argc, const char *argv[])
int	ged_model2grid_lu (struct ged *gedp, int argc, const char *argv[])
int	ged_model2view (struct ged *gedp, int argc, const char *argv[])
int	ged_model2view_lu (struct ged *gedp, int argc, const char *argv[])
int	ged_mrot (struct ged *gedp, int argc, const char *argv[])
int	ged_orient (struct ged *gedp, int argc, const char *argv[])
int	ged_pmat (struct ged *gedp, int argc, const char *argv[])
int	ged_pmodel2view (struct ged *gedp, int argc, const char *argv[])
int	ged_quat (struct ged *gedp, int argc, const char *argv[])
int	ged_qvrot (struct ged *gedp, int argc, const char *argv[])
int	ged_rot_args (struct ged *gedp, int argc, const char *argv[], char *coord, mat_t rmat)
int	ged_rot (struct ged *gedp, int argc, const char *argv[])
int	ged_rotate_about (struct ged *gedp, int argc, const char *argv[])
int	ged_scale_args (struct ged *gedp, int argc, const char *argv[], fastf_t *sf1, fastf_t *sf2, fastf_t *sf3)
int	ged_scale (struct ged *gedp, int argc, const char *argv[])
int	ged_setview (struct ged *gedp, int argc, const char *argv[])
int	ged_size (struct ged *gedp, int argc, const char *argv[])
int	ged_view2grid_lu (struct ged *gedp, int argc, const char *argv[])
int	ged_view2model (struct ged *gedp, int argc, const char *argv[])
int	ged_view2model_lu (struct ged *gedp, int argc, const char *argv[])
int	ged_view2model_vec (struct ged *gedp, int argc, const char *argv[])
int	ged_vrot (struct ged *gedp, int argc, const char *argv[])
int	ged_viewdir (struct ged *gedp, int argc, const char *argv[])
int	ged_ypr (struct ged *gedp, int argc, const char *argv[])
int	ged_zoom (struct ged *gedp, int argc, const char *argv[])
int	ged_clip (fastf_t *xp1, fastf_t *yp1, fastf_t *xp2, fastf_t *yp2)
int	ged_vclip (vect_t a, vect_t b, fastf_t *min, fastf_t *max)
int	ged_slew (struct ged *gedp, int argc, const char *argv[])
int	ged_rmat (struct ged *gedp, int argc, const char *argv[])
int	ged_tra_args (struct ged *gedp, int argc, const char *argv[], char *coord, vect_t tvec)
int	ged_tra (struct ged *gedp, int argc, const char *argv[])
int	ged_v2m_point (struct ged *gedp, int argc, const char *argv[])

Detailed Description

Geometry EDiting Library Angle Matrix/Quat Functions.

Function Documentation

ged_persp_mat()

void ged_persp_mat	(	fastf_t *	m,
		fastf_t	fovy,
		fastf_t	aspect,
		fastf_t	near1,
		fastf_t	far1,
		fastf_t	backoff
	)

ged_mike_persp_mat()

void ged_mike_persp_mat	(	fastf_t *	pmat,
		const fastf_t *	eye
	)

ged_deering_persp_mat()

void ged_deering_persp_mat	(	fastf_t *	m,
		const fastf_t *	l,
		const fastf_t *	h,
		const fastf_t *	eye
	)

ged_perspective()

int ged_perspective	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the perspective angle.

ged_ae2dir()

int ged_ae2dir	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert az/el to a direction vector.

ged_aet()

int ged_aet	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get or set the azimuth, elevation and twist.

ged_arot_args()

int ged_arot_args	(	struct ged *	gedp,
		int	argc,
		const char *	argv[],
		mat_t	rmat
	)

Rotate angle degrees about the specified axis

ged_arot()

int ged_arot	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

ged_autoview()

int ged_autoview	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Auto-adjust the view so that all displayed geometry is in view

ged_center()

int ged_center	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get or set the view center.

ged_dir2ae()

int ged_dir2ae	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert a direction vector to az/el.

ged_eye()

int ged_eye	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the eye point

ged_eye_pos()

int ged_eye_pos	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the eye position

ged_get_autoview()

int ged_get_autoview	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get view size and center such that all displayed solids would be in view

ged_get_eyemodel()

int ged_get_eyemodel	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get the viewsize, orientation and eye point.

ged_isize()

int ged_isize	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Returns the inverse view size.

ged_loadview()

int ged_loadview	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Load the view

ged_lookat()

int ged_lookat	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set the look-at point

ged_m2v_point()

int ged_m2v_point	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert the specified model point to a view point.

ged_model2grid_lu()

int ged_model2grid_lu	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert model coordinates to grid coordinates.

ged_model2view()

int ged_model2view	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get the model to view matrix

ged_model2view_lu()

int ged_model2view_lu	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert model coordinates to view coordinates.

ged_mrot()

int ged_mrot	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Rotate the view. Note - x, y and z are rotations in model coordinates.

ged_orient()

int ged_orient	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set the view orientation using a quaternion.

ged_pmat()

int ged_pmat	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the perspective matrix.

ged_pmodel2view()

int ged_pmodel2view	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get the pmodel2view matrix.

ged_quat()

int ged_quat	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get/set the view orientation using a quaternion

ged_qvrot()

int ged_qvrot	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set the view from a direction vector and twist.

ged_rot_args()

int ged_rot_args	(	struct ged *	gedp,
		int	argc,
		const char *	argv[],
		char *	coord,
		mat_t	rmat
	)

Rotate the view.

ged_rot()

int ged_rot	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

ged_rotate_about()

int ged_rotate_about	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the rotate_about point.

ged_scale_args()

int ged_scale_args	(	struct ged *	gedp,
		int	argc,
		const char *	argv[],
		fastf_t *	sf1,
		fastf_t *	sf2,
		fastf_t *	sf3
	)

Scale the view.

ged_scale()

int ged_scale	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

ged_setview()

int ged_setview	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set the view orientation given the angles x, y and z in degrees.

ged_size()

int ged_size	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get or set the view size.

ged_view2grid_lu()

int ged_view2grid_lu	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert view coordinates to grid coordinates.

ged_view2model()

int ged_view2model	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get the view2model matrix.

ged_view2model_lu()

int ged_view2model_lu	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert view coordinates to model coordinates.

ged_view2model_vec()

int ged_view2model_vec	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert a view vector to a model vector.

ged_vrot()

int ged_vrot	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Rotate the view. Note - x, y and z are rotations in view coordinates.

ged_viewdir()

int ged_viewdir	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Return the view direction.

ged_ypr()

int ged_ypr	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Get/set the view orientation using yaw, pitch and roll

ged_zoom()

int ged_zoom	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Zoom the view in or out.

ged_clip()

int ged_clip	(	fastf_t *	xp1,
		fastf_t *	yp1,
		fastf_t *	xp2,
		fastf_t *	yp2
	)

ged_vclip()

int ged_vclip	(	vect_t	a,
		vect_t	b,
		fastf_t *	min,
		fastf_t *	max
	)

ged_slew()

int ged_slew	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Slew the view

ged_rmat()

int ged_rmat	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Set/get the rotation matrix.

ged_tra_args()

int ged_tra_args	(	struct ged *	gedp,
		int	argc,
		const char *	argv[],
		char *	coord,
		vect_t	tvec
	)

Translate the view.

ged_tra()

int ged_tra	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

ged_v2m_point()

int ged_v2m_point	(	struct ged *	gedp,
		int	argc,
		const char *	argv[]
	)

Convert the specified view point to a model point.