38 #include <Inventor/SbVec3f.h>
49 SbBox3f(
float xmin,
float ymin,
float zmin,
float xmax,
float ymax,
float zmax)
50 : minpt(xmin, ymin, zmin), maxpt(xmax, ymax, zmax) { }
52 : minpt(minpoint), maxpt(maxpoint) { }
55 explicit SbBox3f(
const SbBox3i32 & box) { setBounds(box); }
57 SbBox3f &
setBounds(
float xmin,
float ymin,
float zmin,
float xmax,
float ymax,
float zmax)
58 { minpt.setValue(xmin, ymin, zmin); maxpt.setValue(xmax, ymax, zmax);
return *
this; }
60 { minpt = minpoint; maxpt = maxpoint;
return *
this; }
63 SbBox3f & setBounds(
const SbBox3i32 & box);
65 void getBounds(
float & xmin,
float & ymin,
float & zmin,
float & xmax,
float & ymax,
float & zmax)
const
66 { minpt.getValue(xmin, ymin, zmin); maxpt.getValue(xmax, ymax, zmax); }
68 { minpoint = minpt; maxpoint = maxpt; }
75 void extendBy(
const SbVec3f & pt);
76 void extendBy(
const SbBox3f & box);
77 void transform(
const SbMatrix & matrix);
79 SbBool
isEmpty(
void)
const {
return maxpt[0] < minpt[0]; }
81 {
return ((maxpt[0] > minpt[0]) && (maxpt[1] > minpt[1]) && (maxpt[2] > minpt[2])); }
83 {
float dx = 0.0f, dy = 0.0f, dz = 0.0f; getSize(dx, dy, dz);
return (dx * dy * dz); }
85 SbBool intersect(
const SbVec3f & pt)
const;
86 SbBool intersect(
const SbBox3f & box)
const;
88 SbBool outside(
const SbMatrix & mvp,
int & cullbits)
const;
91 void getOrigin(
float & originX,
float & originY,
float & originZ)
const
92 { minpt.getValue(originX, originY, originZ); }
93 void getSize(
float & sizeX,
float & sizeY,
float & sizeZ)
const
94 {
if (isEmpty()) { sizeX = sizeY = sizeZ = 0; }
95 else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; sizeZ = maxpt[2] - minpt[2]; } }
99 this->getSize(v[0], v[1], v[2]);
102 void getSpan(
const SbVec3f & dir,
float & dmin,
float & dmax)
const;
104 void print(FILE * file)
const;
119 #endif // !COIN_SBBOX3F_H