FastAABBTriangleTest.h File Reference

#include <math.h>
#include <stdio.h>

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Namespaces
	FastAABTriangleTest

Macros
#define	AXISTEST_X01(a, b, fa, fb)
#define	AXISTEST_X2(a, b, fa, fb)
#define	AXISTEST_Y02(a, b, fa, fb)
#define	AXISTEST_Y1(a, b, fa, fb)
#define	AXISTEST_Z0(a, b, fa, fb)
#define	AXISTEST_Z12(a, b, fa, fb)
#define	CROSS(dest, v1, v2)
#define	DOT(v1, v2)   (v1[0]*v2[0]+v1[1]*v2[1]+v1[2]*v2[2])
#define	FINDMINMAX(x0, x1, x2, min, max)
#define	SUB(dest, v1, v2)
#define	X   0
#define	Y   1
#define	Z   2

Functions
int	FastAABTriangleTest::planeBoxOverlap (float normal[3], float vert[3], float maxbox[3])
int	FastAABTriangleTest::triBoxOverlap (float boxcenter[3], float boxhalfsize[3], float triverts[3][3])

Macro Definition Documentation

#define AXISTEST_X01	(		a,
			b,
			fa,
			fb
	)

Value:

p0 = a*v0[Y] - b*v0[Z];                    \
      p2 = a*v2[Y] - b*v2[Z];                    \
          if(p0<p2) {min=p0; max=p2;} else {min=p2; max=p0;} \
      rad = fa * boxhalfsize[Y] + fb * boxhalfsize[Z];   \
      if(min>rad || max<-rad) return 0;

Definition at line 77 of file FastAABBTriangleTest.h.

#define AXISTEST_X2	(		a,
			b,
			fa,
			fb
	)

Value:

p0 = a*v0[Y] - b*v0[Z];                    \
      p1 = a*v1[Y] - b*v1[Z];                    \
          if(p0<p1) {min=p0; max=p1;} else {min=p1; max=p0;} \
      rad = fa * boxhalfsize[Y] + fb * boxhalfsize[Z];   \
      if(min>rad || max<-rad) return 0;

Definition at line 83 of file FastAABBTriangleTest.h.

#define AXISTEST_Y02	(		a,
			b,
			fa,
			fb
	)

Value:

p0 = -a*v0[X] + b*v0[Z];                   \
      p2 = -a*v2[X] + b*v2[Z];                       \
          if(p0<p2) {min=p0; max=p2;} else {min=p2; max=p0;} \
      rad = fa * boxhalfsize[X] + fb * boxhalfsize[Z];   \
      if(min>rad || max<-rad) return 0;

Definition at line 91 of file FastAABBTriangleTest.h.

#define AXISTEST_Y1	(		a,
			b,
			fa,
			fb
	)

Value:

p0 = -a*v0[X] + b*v0[Z];                   \
      p1 = -a*v1[X] + b*v1[Z];                       \
          if(p0<p1) {min=p0; max=p1;} else {min=p1; max=p0;} \
      rad = fa * boxhalfsize[X] + fb * boxhalfsize[Z];   \
      if(min>rad || max<-rad) return 0;

Definition at line 98 of file FastAABBTriangleTest.h.

#define AXISTEST_Z0	(		a,
			b,
			fa,
			fb
	)

Value:

p0 = a*v0[X] - b*v0[Y];                \
      p1 = a*v1[X] - b*v1[Y];                    \
          if(p0<p1) {min=p0; max=p1;} else {min=p1; max=p0;} \
      rad = fa * boxhalfsize[X] + fb * boxhalfsize[Y];   \
      if(min>rad || max<-rad) return 0;

Definition at line 112 of file FastAABBTriangleTest.h.

#define AXISTEST_Z12	(		a,
			b,
			fa,
			fb
	)

Value:

p1 = a*v1[X] - b*v1[Y];                    \
      p2 = a*v2[X] - b*v2[Y];                    \
          if(p2<p1) {min=p2; max=p1;} else {min=p1; max=p2;} \
      rad = fa * boxhalfsize[X] + fb * boxhalfsize[Y];   \
      if(min>rad || max<-rad) return 0;

Definition at line 106 of file FastAABBTriangleTest.h.

#define CROSS	(		dest,
			v1,
			v2
	)

Value:

dest[0]=v1[1]*v2[2]-v1[2]*v2[1]; \
            dest[1]=v1[2]*v2[0]-v1[0]*v2[2]; \
            dest[2]=v1[0]*v2[1]-v1[1]*v2[0];

Definition at line 32 of file FastAABBTriangleTest.h.

#define DOT	(		v1,
			v2
	)		(v1[0]*v2[0]+v1[1]*v2[1]+v1[2]*v2[2])

Definition at line 37 of file FastAABBTriangleTest.h.

#define FINDMINMAX	(		x0,
			x1,
			x2,
			min,
			max
	)

Value:

min = max = x0;   \
    if(x1<min) min=x1;\
    if(x1>max) max=x1;\
    if(x2<min) min=x2;\
    if(x2>max) max=x2;

Definition at line 44 of file FastAABBTriangleTest.h.

#define SUB	(		dest,
			v1,
			v2
	)

Value:

dest[0]=v1[0]-v2[0]; \
            dest[1]=v1[1]-v2[1]; \
            dest[2]=v1[2]-v2[2];

Definition at line 39 of file FastAABBTriangleTest.h.

#define X   0

Definition at line 28 of file FastAABBTriangleTest.h.

#define Y   1

Definition at line 29 of file FastAABBTriangleTest.h.

#define Z   2

Definition at line 30 of file FastAABBTriangleTest.h.