public static float sol_test_side(float dt,
float[] T,
s_ball up,
s_file fp,
s_lump lp,
s_side sp,
float[] o,
float[] w)
{
float t = v_side(T, o, w, sp.m_n, sp.m_d, up.m_p, up.m_v, up.m_r);
int i;
if (t < dt)
{
for (i = 0; i < lp.m_sc; i++)
{
s_side sq = fp.m_sv[fp.m_iv[lp.m_s0 + i]];
if (sp != sq &&
Vec3.v_dot(T, sq.m_n) -
Vec3.v_dot(o, sq.m_n) -
Vec3.v_dot(w, sq.m_n) * t > sq.m_d)
{
return((float)LARGE);
}
}
}
return(t);
}
public static int sol_test_back(float dt,
s_ball up,
s_side sp,
float[] o,
float[] w)
{
float[] q = new float[3];
/* If the ball is not in front of the plane, the test passes. */
Vec3.v_sub(q, up.m_p, o);
if (Vec3.v_dot(q, sp.m_n) - sp.m_d - up.m_r <= 0)
{
return(1);
}
/* If it's not in front of the plane after DT seconds, the test passes. */
Vec3.v_mad(q, q, up.m_v, dt);
if (Vec3.v_dot(q, sp.m_n) - sp.m_d - up.m_r <= 0)
{
return(1);
}
/* Else, test fails. */
return(0);
}
public static float sol_test_lump(float dt,
float[] T,
s_ball up,
s_file fp,
s_lump lp,
float[] o,
float[] w)
{
float[] U = new float[3] {
0.0f, 0.0f, 0.0f
};
float u, t = dt;
int i;
/* Short circuit a non-solid lump. */
if ((lp.m_fl & Solid.L_DETAIL) != 0)
{
return(t);
}
/* Test all verts */
if (up.m_r > 0.0f)
{
for (i = 0; i < lp.m_vc; i++)
{
s_vert vp = fp.m_vv[fp.m_iv[lp.m_v0 + i]];
if ((u = sol_test_vert(t, U, up, vp, o, w)) < t)
{
Vec3.v_cpy(T, U);
t = u;
}
}
}
/* Test all edges */
if (up.m_r > 0.0f)
{
for (i = 0; i < lp.m_ec; i++)
{
s_edge ep = fp.m_ev[fp.m_iv[lp.m_e0 + i]];
if ((u = sol_test_edge(t, U, up, fp, ep, o, w)) < t)
{
Vec3.v_cpy(T, U);
t = u;
}
}
}
/* Test all sides */
for (i = 0; i < lp.m_sc; i++)
{
s_side sp = fp.m_sv[fp.m_iv[lp.m_s0 + i]];
if ((u = sol_test_side(t, U, up, fp, lp, sp, o, w)) < t)
{
Vec3.v_cpy(T, U);
t = u;
}
}
return(t);
}
public static void sol_load_side(IntPtr fin, s_side sp)
{
Binary.get_array(fin, sp.m_n, 3);
Binary.get_float(fin, ref sp.m_d);
}
