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added glboxwire

This commit is contained in:
Paolo Cignoni 2005-05-05 12:28:13 +00:00
parent d775371a3a
commit 6fa3316cb6
1 changed files with 20 additions and 1 deletions
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21
wrap/gl/space.h
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@ -24,6 +24,9 @@
History History
$Log: not supported by cvs2svn $ $Log: not supported by cvs2svn $
Revision 1.4 2004/07/07 23:30:28 cignoni
Added box3 drawing functions
Revision 1.3 2004/05/26 15:13:01 cignoni Revision 1.3 2004/05/26 15:13:01 cignoni
Removed inclusion of gl extension stuff and added glcolor stuff Removed inclusion of gl extension stuff and added glcolor stuff
@ -45,6 +48,7 @@ First working version!
#include <vcg/space/point2.h> #include <vcg/space/point2.h>
#include <vcg/space/point3.h> #include <vcg/space/point3.h>
#include <vcg/space/color4.h> #include <vcg/space/color4.h>
#include <vcg/space/box2.h>
#include <vcg/space/box3.h> #include <vcg/space/box3.h>
namespace vcg { namespace vcg {
@ -164,7 +168,7 @@ inline void glBoxFlat(Box3<T> const & b)
template <class T> template <class T>
/// Setta i sei clip planes di opengl a far vedere solo l'interno del box /// Setta i sei clip planes di opengl a far vedere solo l'interno del box
inline void glBoxClip(Box3<T> const & b) inline void glBoxClip(const Box3<T> & b)
{ {
double eq[4]; double eq[4];
eq[0]= 1; eq[1]= 0; eq[2]= 0; eq[3]=(double)-b.min[0]; eq[0]= 1; eq[1]= 0; eq[2]= 0; eq[3]=(double)-b.min[0];
@ -183,6 +187,21 @@ inline void glBoxClip(Box3<T> const & b)
eq[0]= 0; eq[1]= 0; eq[2]=-1; eq[3]=(double) b.max[2]; eq[0]= 0; eq[1]= 0; eq[2]=-1; eq[3]=(double) b.max[2];
glClipPlane(GL_CLIP_PLANE5,eq); glClipPlane(GL_CLIP_PLANE5,eq);
} }
template <class T>
inline void glBoxWire(const Box2<T> & b)
{
glPushAttrib(GL_ENABLE_BIT);
glDisable(GL_LIGHTING);
glBegin(GL_LINE_LOOP);
glVertex2f((float)b.min[0],(float)b.min[1]);
glVertex2f((float)b.max[0],(float)b.min[1]);
glVertex2f((float)b.max[0],(float)b.max[1]);
glVertex2f((float)b.min[0],(float)b.max[1]);
glEnd();
glPopAttrib();
};
}//namespace }//namespace
#endif #endif