isphere_ui.cpp File Reference

#include <isphere_ui.h>
#include <vector>
#include <cmath>
#include <maya/MFnCamera.h>
#include <maya/MFnTransform.h>
#include <maya/MTypes.h>
#include <maya/MVector.h>
#include <maya/MMatrix.h>
#include <maya/MFloatMatrix.h>
#include <maya/MColor.h>
#include <isphere_geo.h>
#include <imath.h>
#include <isphere_shading.h>
#include <error_checker.h>

Defines
#define	LEAD_COLOR   18
#define	ACTIVE_COLOR   15
#define	ACTIVE_AFFECTED_COLOR   8
#define	DORMANT_COLOR   4
#define	HILITE_COLOR   17
Functions
void	renderBBox (MBoundingBox &bbox, MPoint &sphere)
	Render bounding box.
bool	intersectSphere (const MPoint &ray_base, const MVector &ray_direction, const MPoint &sphere_center, const float &radius, MPoint &intersection)
	Ray-sphere intersection test.
Variables
double	radius_internal = 1.0

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Detailed Description

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Function Documentation

bool @0::intersectSphere (  const MPoint &  ray_base, const MVector &  ray_direction, const MPoint &  sphere_center, const float &  radius, MPoint &  intersection )  [static]

Ray-sphere intersection test. Warning: The 'w' component has to be zero for vectors and one for points Returns: true if an intersection exists, otherwise false Parameters: ray_base  base / origin of ray ray_direction  direction of ray sphere_center  center of the sphere radius  radius of the sphere to intersect intersection  intersection point if exist

void @0::renderBBox (  MBoundingBox &  bbox, MPoint &  sphere )  [static]

Render bounding box. Parameters: bbox  bounding box to draw

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Variable Documentation

double radius_internal = 1.0 [static]

Parameters: radius_internal  helper for scaling

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