#include "frustum.h"
#include <math.h>
Go to the source code of this file.
Functions | |
static void | setFrustumPlane (IO frustum_t &f, IN frustum_t::ePlane index, IN const point3d_t &a, IN const point3d_t &b, IN const point3d_t &p) throw () |
static float | getTimeWhenLineIntersectsPlane (IN const plane_t &P, IN const point3d_t &p0, IN const point3d_t &pt) throw () |
bool | createViewFrustum (IN const point3d_t &position, IN const point3d_t &facing, IN const point3d_t &up, IN float fovyRadians, IN float zNear, IN float zFar, IN float aspect, OUT frustum_t &f) throw () |
create a view frustum given basic geometric information. |
static void setFrustumPlane | ( | IO frustum_t & | f, | |
IN frustum_t::ePlane | index, | |||
IN const point3d_t & | a, | |||
IN const point3d_t & | b, | |||
IN const point3d_t & | p | |||
) | throw () [static] |
a | one vector in plane | |
b | another vector in plane | |
p | a point in the plane |
Definition at line 49 of file frustum.cpp.
static float getTimeWhenLineIntersectsPlane | ( | IN const plane_t & | P, | |
IN const point3d_t & | p0, | |||
IN const point3d_t & | pt | |||
) | throw () [static] |
Definition at line 72 of file frustum.cpp.
bool createViewFrustum | ( | IN const point3d_t & | position, | |
IN const point3d_t & | facing, | |||
IN const point3d_t & | up, | |||
IN float | fovyRadians, | |||
IN float | zNear, | |||
IN float | zFar, | |||
IN float | aspect, | |||
OUT frustum_t & | frustum | |||
) | throw () |
create a view frustum given basic geometric information.
Keep in mind, this uses standard OpenGL right-handed coordinates, with Y being the usual up direction, and x and z in the plane of the ground.
fovyRadians | field of view, Y |
Definition at line 219 of file frustum.cpp.