void accPerspective(GLdouble fovy, GLdouble aspect,
GLdouble nearPlane, GLdouble farPlane,
GLdouble pixdx, GLdouble pixdy,
GLdouble eyedx, GLdouble eyedy, GLdouble focus) {
GLdouble fov2 = ((fovy*M_PI) / 180.0) / 2.0;
GLdouble top = nearPlane / (cosf(fov2) / sinf(fov2));
GLdouble bottom = -top;
GLdouble right = top * aspect;
GLdouble left = -right;
accFrustum(left, right, bottom, top, nearPlane, farPlane,
pixdx, pixdy, eyedx, eyedy, focus);
}
void accPerspective(GLdouble fovy, GLdouble aspect,
GLdouble _near, GLdouble _far, GLdouble pixdx, GLdouble pixdy,
GLdouble eyedx, GLdouble eyedy, GLdouble focus)
{
GLdouble fov2,left,right,bottom,top;
fov2 = ((fovy*PI) / 180.0) / 2.0;
top = _near / (cos(fov2) / sin(fov2));
bottom = -top;
right = top * aspect;
left = -right;
accFrustum (left, right, bottom, top, _near, _far, pixdx, pixdy, eyedx, eyedy, focus);
}
void C3D::accPerspective (GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar, GLdouble pixdx, GLdouble pixdy, GLdouble eyedx, GLdouble eyedy, GLdouble focus)
{
//## begin C3D::accPerspective%40E214D3028F.body preserve=yes
GLdouble fov2,left,right,bottom,top;
fov2 = ((fovy*PI_) / 180.0) / 2.0;
top = zNear / (cos(fov2) / sin(fov2));
bottom = -top;
right = top * aspect;
left = -right;
accFrustum (left, right, bottom, top, zNear, zFar,
pixdx, pixdy, eyedx, eyedy, focus);
//## end C3D::accPerspective%40E214D3028F.body
}