CollisionModel_contents.cpp File Reference

#include "../idlib/precompiled.h"
#include "CollisionModel_local.h"

Go to the source code of this file.

Macros
#define	CM_SetTrmEdgeSidedness(edge, bpl, epl, bitNum)
#define	CM_SetTrmPolygonSidedness(v, plane, bitNum)

Macro Definition Documentation

#define CM_SetTrmEdgeSidedness	(		edge,
			bpl,
			epl,
			bitNum
	)

Value:

{                                                       \
	if ( !(edge->sideSet & (1<<bitNum)) ) {                                                                                        \
		float fl;                                                                                                                                     \
                fl = (bpl).PermutedInnerProduct( epl );                                                                         \
                edge->side = (edge->side & ~(1<<bitNum)) | (FLOATSIGNBITSET(fl) << bitNum);     \
                edge->sideSet |= (1 << bitNum);                                                                                         \
        }                                                                                                                                                               \
}

Definition at line 120 of file CollisionModel_contents.cpp.

#define CM_SetTrmPolygonSidedness	(		v,
			plane,
			bitNum
	)

Value:

{                                                               \
	if ( !((v)->sideSet & (1<<bitNum)) ) {                                                                                 \
		float fl;                                                                                                                                     \
                fl = plane.Distance( (v)->p );                                                                                          \
                /* cannot use float sign bit because it is undetermined when fl == 0.0f */      \
		if ( fl < 0.0f ) {                                                                                                                    \
                        (v)->side |= (1 << bitNum);                                                                                             \
                }                                                                                                                                                       \
                else {                                                                                                                                          \
                        (v)->side &= ~(1 << bitNum);                                                                                    \
                }                                                                                                                                                       \
                (v)->sideSet |= (1 << bitNum);                                                                                          \
        }                                                                                                                                                               \
}

Definition at line 134 of file CollisionModel_contents.cpp.