public static void sol_body_v(float[] v,
s_file fp,
s_body bp)
{
if (bp.m_pi >= 0 &&
fp.m_pv[bp.m_pi].m_f != 0)
{
s_path pp = fp.m_pv[bp.m_pi];
s_path pq = fp.m_pv[pp.m_pi];
Vec3.v_sub(v, pq.m_p, pp.m_p);
Vec3.v_scl(v, v, 1.0f / pp.m_t);
if (pp.m_s != 0)
{
Vec3.v_scl(v, v, derp(bp.m_t / pp.m_t));
}
}
else
{
v[0] = 0.0f;
v[1] = 0.0f;
v[2] = 0.0f;
}
}
public static void sol_body_p(float[] p,
s_file fp,
s_body bp)
{
float[] v = new float[3];
if (bp.m_pi >= 0)
{
s_path pp = fp.m_pv[bp.m_pi];
s_path pq = fp.m_pv[pp.m_pi];
if (pp.m_s != 0)
{
Vec3.v_sub(v, pq.m_p, pp.m_p);
Vec3.v_mad(p, pp.m_p, v, erp(bp.m_t / pp.m_t));
}
else
{
Vec3.v_sub(v, pq.m_p, pp.m_p);
Vec3.v_mad(p, pp.m_p, v, bp.m_t / pp.m_t);
}
}
else
{
p[0] = 0.0f;
p[1] = 0.0f;
p[2] = 0.0f;
}
}
public static void sol_load_path(IntPtr fin, s_path pp)
{
Binary.get_array(fin, pp.m_p, 3);
Binary.get_float(fin, ref pp.m_t);
Binary.get_index(fin, ref pp.m_pi);
Binary.get_index(fin, ref pp.m_f);
Binary.get_index(fin, ref pp.m_s);
}
/*
* Compute the positions of all bodies after DT seconds have passed.
*/
public static void sol_body_step(s_file fp, float dt)
{
int i;
for (i = 0; i < fp.m_bc; i++)
{
s_body bp = fp.m_bv[i];// + i;
if (bp.m_pi >= 0)
{
s_path pp = fp.m_pv[bp.m_pi];
if (pp.m_f != 0)
{
//volatile
float t = bp.m_t;
bp.m_t = (t += dt);
if (t >= pp.m_t)
{
bp.m_t = 0;
bp.m_pi = pp.m_pi;
cmd.type = cmd_type.CMD_BODY_TIME;
cmd.bodytime.bi = i;
cmd.bodytime.t = bp.m_t;
sol_cmd_enq(cmd);
cmd.type = cmd_type.CMD_BODY_PATH;
cmd.bodypath.bi = i;
cmd.bodypath.pi = bp.m_pi;
sol_cmd_enq(cmd);
}
}
}
}
}
public static void game_run_cmd(Command cmd)
{
/*
* Neverball <= 1.5.1 does not send explicit tilt axes, rotation
* happens directly around view vectors. So for compatibility if
* at the time of receiving tilt angles we have not yet received
* the tilt axes, we use the view vectors.
*/
float[] f = new float[3];
if (client_state != 0)
{
s_ball[] up;
float dt;
int i;
switch (cmd.type)
{
case cmd_type.CMD_END_OF_UPDATE:
game_run_cmd_got_tilt_axes = 0;
if (first_update != 0)
{
first_update = 0;
break;
}
/* Compute gravity for particle effects. */
if (status == (int)GAME.GAME_GOAL)
{
game_common.game_tilt_grav(f, game_run_cmd_gup, tilt);
}
else
{
game_common.game_tilt_grav(f, game_run_cmd_gdn, tilt);
}
/* Step particle, goal and jump effects. */
if (ups > 0)
{
dt = 1.0f / (float)ups;
if (goal_e != 0 && goal_k < 1.0f)
{
goal_k += dt;
}
if (jump_b != 0)
{
jump_dt += dt;
if (1.0f < jump_dt)
{
jump_b = 0;
}
}
Part.part_step(f, dt);
}
break;
case cmd_type.CMD_MAKE_BALL:
/* Allocate a new ball and mark it as the current ball. */
up = new s_ball[file.m_uc + 1];
{
for (i = 0; i < file.m_uc; i++)
{
up[i] = file.m_uv[i];
}
up[file.m_uc] = new s_ball();
}
{
file.m_uv = up;
curr_ball = file.m_uc;
file.m_uc++;
}
break;
case cmd_type.CMD_MAKE_ITEM:
/* Allocate and initialise a new item. */
{
s_item[] hp = new s_item[file.m_hc + 1];
{
for (i = 0; i < file.m_hc; i++)
{
hp[i] = file.m_hv[i];
}
}
{
s_item h = new s_item();
Vec3.v_cpy(h.m_p, cmd.mkitem.p);
h.m_t = cmd.mkitem.t;
h.m_n = cmd.mkitem.n;
file.m_hv = hp;
file.m_hv[file.m_hc] = h;
file.m_hc++;
}
}
break;
case cmd_type.CMD_PICK_ITEM:
/* Set up particle effects and discard the item. */
{
s_item hp = file.m_hv[cmd.pkitem.hi];
Item.item_color(hp, f);
Part.part_burst(hp.m_p, f);
hp.m_t = Solid.ITEM_NONE;
}
break;
case cmd_type.CMD_TILT_ANGLES:
if (game_run_cmd_got_tilt_axes == 0)
{
game_common.game_tilt_axes(tilt, view_e);
}
tilt.rx = cmd.tiltangles.x;
tilt.rz = cmd.tiltangles.z;
break;
case cmd_type.CMD_SOUND:
/* Play the sound, then free its file name. */
if (cmd.sound.n != null)
{
Audio.audio_play(cmd.sound.n, cmd.sound.a);
/*
* FIXME Command memory management should be done
* elsewhere and done properly.
*/
cmd.sound.n = null;
}
break;
case cmd_type.CMD_TIMER:
timer = cmd.timer.t;
break;
case cmd_type.CMD_STATUS:
status = cmd.status.t;
break;
case cmd_type.CMD_COINS:
coins = cmd.coins.n;
break;
case cmd_type.CMD_JUMP_ENTER:
jump_b = 1;
jump_e = 0;
jump_dt = 0.0f;
break;
case cmd_type.CMD_JUMP_EXIT:
jump_e = 1;
break;
case cmd_type.CMD_BODY_PATH:
file.m_bv[cmd.bodypath.bi].m_pi = cmd.bodypath.pi;
break;
case cmd_type.CMD_BODY_TIME:
file.m_bv[cmd.bodytime.bi].m_t = cmd.bodytime.t;
break;
case cmd_type.CMD_GOAL_OPEN:
/*
* Enable the goal and make sure it's fully visible if
* this is the first update.
*/
if (goal_e == 0)
{
goal_e = 1;
goal_k = first_update != 0 ? 1.0f : 0.0f;
}
break;
case cmd_type.CMD_SWCH_ENTER:
file.m_xv[cmd.swchenter.xi].m_e = 1;
break;
case cmd_type.CMD_SWCH_TOGGLE:
file.m_xv[cmd.swchtoggle.xi].m_f =
file.m_xv[cmd.swchtoggle.xi].m_f == 0 ? 1 : 0;
break;
case cmd_type.CMD_SWCH_EXIT:
file.m_xv[cmd.swchexit.xi].m_e = 0;
break;
case cmd_type.CMD_UPDATES_PER_SECOND:
ups = cmd.ups.n;
break;
case cmd_type.CMD_BALL_RADIUS:
file.m_uv[curr_ball].m_r = cmd.ballradius.r;
break;
case cmd_type.CMD_CLEAR_ITEMS:
if (file.m_hv != null)
{
file.m_hv = null;
}
file.m_hc = 0;
break;
case cmd_type.CMD_CLEAR_BALLS:
if (file.m_uv != null)
{
file.m_uv = null;
}
file.m_uc = 0;
break;
case cmd_type.CMD_BALL_POSITION:
Vec3.v_cpy(file.m_uv[curr_ball].m_p, cmd.ballpos.p);
break;
case cmd_type.CMD_BALL_BASIS:
Vec3.v_cpy(file.m_uv[curr_ball].m_e[0], cmd.ballbasis.e[0]);
Vec3.v_cpy(file.m_uv[curr_ball].m_e[1], cmd.ballbasis.e[1]);
Vec3.v_crs(file.m_uv[curr_ball].m_e[2],
file.m_uv[curr_ball].m_e[0],
file.m_uv[curr_ball].m_e[1]);
break;
case cmd_type.CMD_VIEW_POSITION:
Vec3.v_cpy(view_p, cmd.viewpos.p);
break;
case cmd_type.CMD_VIEW_CENTER:
Vec3.v_cpy(view_c, cmd.viewcenter.c);
break;
case cmd_type.CMD_VIEW_BASIS:
Vec3.v_cpy(view_e[0], cmd.viewbasis.e[0]);
Vec3.v_cpy(view_e[1], cmd.viewbasis.e[1]);
Vec3.v_crs(view_e[2], view_e[0], view_e[1]);
break;
case cmd_type.CMD_CURRENT_BALL:
curr_ball = cmd.currball.ui;
break;
case cmd_type.CMD_PATH_FLAG:
file.m_pv[cmd.pathflag.pi].m_f = cmd.pathflag.f;
break;
case cmd_type.CMD_STEP_SIMULATION:
/*
* Simulate body motion.
*
* This is done on the client side due to replay file size
* concerns and isn't done as part of cmd_type.CMD_END_OF_UPDATE to
* match the server state as closely as possible. Body
* time is still synchronised with the server on a
* semi-regular basis and path indices are handled through
* cmd_type.CMD_BODY_PATH, thus this code doesn't need to be as
* sophisticated as sol_body_step.
*/
dt = cmd.stepsim.dt;
for (i = 0; i < file.m_bc; i++)
{
s_body bp = file.m_bv[i]; // + i;
if (bp.m_pi >= 0)
{
s_path pp = file.m_pv[bp.m_pi];
if (pp.m_f != 0)
{
bp.m_t += dt;
}
}
}
break;
case cmd_type.CMD_MAP:
/*
* Note if the loaded map matches the server's
* expectations. (No, this doesn't actually load a map,
* yet. Something else somewhere else does.)
*/
cmd.map.name = null;
game_compat_map = version_x == cmd.map.version.x ? 1 : 0;
break;
case cmd_type.CMD_TILT_AXES:
game_run_cmd_got_tilt_axes = 1;
Vec3.v_cpy(tilt.x, cmd.tiltaxes.x);
Vec3.v_cpy(tilt.z, cmd.tiltaxes.z);
break;
case cmd_type.CMD_NONE:
case cmd_type.CMD_MAX:
break;
}
}
}