opennurbs_viewport.cpp File Reference

#include "opennurbs.h"

Classes
class	ON_PgonPt

Macros
#define	ON_DEFAULT_FRUS_FAR   1000.0
#define	ON_DEFAULT_MIN_NEAR_DIST   0.0001
#define	ON_DEFAULT_MIN_NEAR_OVER_FAR   0.0001

Functions
static bool	ChangeFromParallelToPerspectiveHelper (ON_Viewport &vp, double target_distance, double lens_length)
static double	clipDist (const double *camLoc, const double *camZ, const double *P)
static int	comparePptAngle (const void *pa, const void *pb)
static ON_BOOL32	GetRelativeScreenCoordinates (int port_left, int port_right, int port_bottom, int port_top, ON_BOOL32 bSortPoints, int &x0, int &y0, int &x1, int &y1, double &s0, double &t0, double &s1, double &t1)
static bool	GetTwoPointPerspectiveUpAndDirHelper (const ON_3dVector &up, const ON_3dVector &CamDir, const ON_3dVector &CamY, const ON_3dVector &CamZ, ON_3dVector &new_up, ON_3dVector &new_dir)
static double	len2d (double x, double y)
static bool	ON__IsCameraFramePerpindicular (const ON_3dVector &unit_vector0, const ON_3dVector &unit_vector1)
static bool	ON__IsCameraFrameUnitVectorHelper (const ON_3dVector &v)
bool	ON_GetViewportRotationAngles (const ON_3dVector &X, const ON_3dVector &Y, const ON_3dVector &Z, double *angle1, double *angle2, double *angle3)
bool	ON_IntersectViewFrustumPlane (const ON_Viewport &vp, const ON_PlaneEquation &plane_equation, ON_SimpleArray< ON_3dPoint > &points)
	ON_OBJECT_IMPLEMENT (ON_Viewport, ON_Geometry, "D66E5CCF-EA39-11d3-BFE5-0010830122F0")
bool	ON_ViewportFromRhinoView (ON::view_projection projection, const ON_3dPoint &rhvp_target, double rhvp_angle1, double rhvp_angle2, double rhvp_angle3, double rhvp_viewsize, double rhvp_cameradist, int screen_width, int screen_height, ON_Viewport &vp)
static void	unitize2d (double x, double y, double *ux, double *uy)
static void	UpdateTargetPointHelper (ON_Viewport &vp, double target_distance)

Macro Definition Documentation

ON_DEFAULT_FRUS_FAR

#define ON_DEFAULT_FRUS_FAR   1000.0

ON_DEFAULT_MIN_NEAR_DIST

#define ON_DEFAULT_MIN_NEAR_DIST   0.0001

ON_DEFAULT_MIN_NEAR_OVER_FAR

#define ON_DEFAULT_MIN_NEAR_OVER_FAR   0.0001

Function Documentation

ChangeFromParallelToPerspectiveHelper()

static bool ChangeFromParallelToPerspectiveHelper ( ON_Viewport & vp, double target_distance, double lens_length )

static

clipDist()

static double clipDist ( const double * camLoc, const double * camZ, const double * P )

static

comparePptAngle()

static int comparePptAngle ( const void * pa, const void * pb )

static

GetRelativeScreenCoordinates()

static ON_BOOL32 GetRelativeScreenCoordinates ( int port_left, int port_right, int port_bottom, int port_top, ON_BOOL32 bSortPoints, int & x0, int & y0, int & x1, int & y1, double & s0, double & t0, double & s1, double & t1 )

static

GetTwoPointPerspectiveUpAndDirHelper()

static bool GetTwoPointPerspectiveUpAndDirHelper ( const ON_3dVector & up, const ON_3dVector & CamDir, const ON_3dVector & CamY, const ON_3dVector & CamZ, ON_3dVector & new_up, ON_3dVector & new_dir )

static

len2d()

static double len2d ( double x, double y )

static

ON__IsCameraFramePerpindicular()

static bool ON__IsCameraFramePerpindicular ( const ON_3dVector & unit_vector0, const ON_3dVector & unit_vector1 )

static

ON__IsCameraFrameUnitVectorHelper()

static bool ON__IsCameraFrameUnitVectorHelper ( const ON_3dVector & v )

static

ON_GetViewportRotationAngles()

bool ON_GetViewportRotationAngles	(	const ON_3dVector &	X,
		const ON_3dVector &	Y,
		const ON_3dVector &	Z,
		double *	angle1,
		double *	angle2,
		double *	angle3 )

ON_IntersectViewFrustumPlane()

bool ON_IntersectViewFrustumPlane	(	const ON_Viewport &	vp,
		const ON_PlaneEquation &	plane_equation,
		ON_SimpleArray< ON_3dPoint > &	points )

ON_OBJECT_IMPLEMENT()

ON_OBJECT_IMPLEMENT	(	ON_Viewport	,
		ON_Geometry	,
		"D66E5CCF-EA39-11d3-BFE5-0010830122F0"	)

ON_ViewportFromRhinoView()

bool ON_ViewportFromRhinoView	(	ON::view_projection	projection,
		const ON_3dPoint &	rhvp_target,
		double	rhvp_angle1,
		double	rhvp_angle2,
		double	rhvp_angle3,
		double	rhvp_viewsize,
		double	rhvp_cameradist,
		int	screen_width,
		int	screen_height,
		ON_Viewport &	vp )

unitize2d()

static void unitize2d ( double x, double y, double * ux, double * uy )

static

UpdateTargetPointHelper()

static void UpdateTargetPointHelper ( ON_Viewport & vp, double target_distance )

static