3D

Data Structures
union	lookat_t
	Not yet documented. More...
struct	ortho_params
	Not yet documented. More...
struct	iso_params
	Not yet documented. More...
struct	persp_params
	Not yet documented. More...
struct	xformed_point
	Not yet documented. More...
struct	lookat_t.basis
	Not yet documented. More...

Typedefs
typedef struct ortho_params	ortho_params_t
	Not yet documented.
typedef struct iso_params	iso_params_t
	Not yet documented.
typedef struct persp_params	persp_params_t
	Not yet documented.
typedef struct xformed_point	xformed_point_t
	Not yet documented.

Functions
void	math3d_lookat (const fix16_vec3_t *from, const fix16_vec3_t *to, const fix16_vec3_t *world_up, lookat_t *lookat)
	Not yet documented.
fix16_t	math3d_view_distance_calc (int16_t screen_width, angle_t fov_angle)
	Not yet documented.
void	math3d_points_perspective_xform (const persp_params_t *params, const fix16_vec3_t *points, uint32_t count, xformed_point_t *results)
	Not yet documented.
void	math3d_points_orthographic_xform (const ortho_params_t *params, const fix16_vec3_t *points, uint32_t count, xformed_point_t *results)
	Not yet documented.
void	math3d_points_isometric_xform (const iso_params_t *params, const fix16_vec3_t *points, uint32_t count, xformed_point_t *results)
	Not yet documented.

Detailed Description

Description goes here.

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Data Structure Documentation

lookat_t

union lookat_t

Not yet documented.

Data Fields
fix16_mat33_t	matrix	Not yet documented.
struct lookat_t.basis	basis	Not yet documented.

ortho_params

struct ortho_params

Not yet documented.

Data Fields
const fix16_mat43_t *	view_matrix	Not yet documented.
fix16_t	ortho_size	Not yet documented.

iso_params

struct iso_params

Not yet documented.

Data Fields
const fix16_mat43_t *	view_matrix	Not yet documented.
fix16_t	ortho_size	Not yet documented.
angle_t	view_angle	Not yet documented.

persp_params

struct persp_params

Not yet documented.

Data Fields
const fix16_mat43_t *	view_matrix	Not yet documented.
fix16_t	view_distance	Not yet documented.

xformed_point

struct xformed_point

Not yet documented.

Data Fields
int16_vec2_t	screen_point	Not yet documented.
fix16_t	depth_value	Not yet documented.

lookat_t.basis

struct lookat_t.basis

Not yet documented.

Data Fields
fix16_vec3_t	right	Not yet documented.
fix16_vec3_t	up	Not yet documented.
fix16_vec3_t	forward	Not yet documented.

Function Documentation

math3d_lookat()

void math3d_lookat	(	const fix16_vec3_t *	from,
		const fix16_vec3_t *	to,
		const fix16_vec3_t *	world_up,
		lookat_t *	lookat
	)

Not yet documented.

Parameters

[in]	from
[in]	to
[in]	world_up
[out]	lookat

math3d_view_distance_calc()

fix16_t math3d_view_distance_calc	(	int16_t	screen_width,
		angle_t	fov_angle
	)

Not yet documented.

Parameters

screen_width	Not yet documented.
fov_angle	Not yet documented.

Returns

Not yet documented.

math3d_points_perspective_xform()

void math3d_points_perspective_xform	(	const persp_params_t *	params,
		const fix16_vec3_t *	points,
		uint32_t	count,
		xformed_point_t *	results
	)

Not yet documented.

Parameters

	params	Not yet documented.
	points	Not yet documented.
	count	Not yet documented.
[out]	results	Not yet documented.

math3d_points_orthographic_xform()

void math3d_points_orthographic_xform	(	const ortho_params_t *	params,
		const fix16_vec3_t *	points,
		uint32_t	count,
		xformed_point_t *	results
	)

Not yet documented.

Parameters

	params	Not yet documented.
	points	Not yet documented.
	count	Not yet documented.
[out]	results	Not yet documented.

math3d_points_isometric_xform()

void math3d_points_isometric_xform	(	const iso_params_t *	params,
		const fix16_vec3_t *	points,
		uint32_t	count,
		xformed_point_t *	results
	)

Not yet documented.

Parameters

	params	Not yet documented.
	points	Not yet documented.
	count	Not yet documented.
[out]	results	Not yet documented.