/ich/Programmieren/KazadeEngine/NeHeKazmath/kazmath/src/plane.c File Reference

#include <assert.h>
#include <stdlib.h>
#include "vec3.h"
#include "vec4.h"
#include "plane.h"

Go to the source code of this file.

Functions

kmScalar kmPlaneDot (const kmPlane *pP, const kmVec4 *pV)
kmScalar kmPlaneDotCoord (const kmPlane *pP, const kmVec3 *pV)
kmScalar kmPlaneDotNormal (const kmPlane *pP, const kmVec3 *pV)
kmPlanekmPlaneFromPointNormal (kmPlane *pOut, const kmVec3 *pPoint, const kmVec3 *pNormal)
kmPlanekmPlaneFromPoints (kmPlane *pOut, const kmVec3 *p1, const kmVec3 *p2, const kmVec3 *p3)
kmVec3kmPlaneIntersectLine (kmVec3 *pOut, const kmPlane *pP, const kmVec3 *pV1, const kmVec3 *pV2)
kmPlanekmPlaneNormalize (kmPlane *pOut, const kmPlane *pP)
kmPlanekmPlaneScale (kmPlane *pOut, const kmPlane *pP, kmScalar s)
POINT_CLASSIFICATION kmPlaneClassifyPoint (const kmPlane *pIn, const kmVec3 *pP)


Function Documentation

POINT_CLASSIFICATION kmPlaneClassifyPoint ( const kmPlane pIn,
const kmVec3 pP 
)

Returns POINT_INFRONT_OF_PLANE if pP is infront of pIn. Returns POINT_BEHIND_PLANE if it is behind. Returns POINT_ON_PLANE otherwise

Definition at line 162 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmPlane::d, POINT_BEHIND_PLANE, POINT_INFRONT_OF_PLANE, POINT_ON_PLANE, kmVec3::x, kmVec3::y, and kmVec3::z.

kmScalar kmPlaneDot ( const kmPlane pP,
const kmVec4 pV 
)

Definition at line 33 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmPlane::d, kmVec4::w, kmVec4::x, kmVec4::y, and kmVec4::z.

kmScalar kmPlaneDotCoord ( const kmPlane pP,
const kmVec3 pV 
)

Definition at line 43 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmPlane::d, kmVec3::x, kmVec3::y, and kmVec3::z.

kmScalar kmPlaneDotNormal ( const kmPlane pP,
const kmVec3 pV 
)

Definition at line 50 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmVec3::x, kmVec3::y, and kmVec3::z.

kmPlane* kmPlaneFromPointNormal ( kmPlane pOut,
const kmVec3 pPoint,
const kmVec3 pNormal 
)

Definition at line 57 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmPlane::d, kmVec3Dot(), kmVec3::x, kmVec3::y, and kmVec3::z.

kmPlane* kmPlaneFromPoints ( kmPlane pOut,
const kmVec3 p1,
const kmVec3 p2,
const kmVec3 p3 
)

Creates a plane from 3 points. The result is stored in pOut. pOut is returned.

Definition at line 79 of file plane.c.

References kmPlane::a, kmPlane::b, kmPlane::c, kmPlane::d, kmVec3Cross(), kmVec3Dot(), kmVec3Normalize(), kmVec3Scale(), kmVec3Subtract(), kmVec3::x, kmVec3::y, and kmVec3::z.

kmVec3* kmPlaneIntersectLine ( kmVec3 pOut,
const kmPlane pP,
const kmVec3 pV1,
const kmVec3 pV2 
)

Definition at line 105 of file plane.c.

References kmVec3Subtract().

kmPlane* kmPlaneNormalize ( kmPlane pOut,
const kmPlane pP 
)

kmPlane* kmPlaneScale ( kmPlane pOut,
const kmPlane pP,
kmScalar  s 
)

Definition at line 152 of file plane.c.


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