int hud_abort_lock()
{
int target_team;
target_team = obj_team(&Objects[Player_ai->target_objnum]);
if ( Player_ship->weapons.num_secondary_banks <= 0 ) {
return 1;
}
if ( Player_ship->weapons.current_secondary_bank < 0 ) {
return 1;
}
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are no missiles to fire.
if ( !ship_secondary_bank_has_ammo(Player_obj->instance) ) {
return 1;
}
// if the target is friendly, don't lock!
if ( hud_team_matches_filter(Player_ship->team, target_team)) {
// if we're in multiplayer dogfight, ignore this
#ifndef NO_NETWORK
if(!((Game_mode & GM_MULTIPLAYER) && (Netgame.type_flags & NG_TYPE_DOGFIGHT)))
#endif
{
return 1;
}
}
return 0;
}
int hud_abort_lock()
{
int target_team;
target_team = obj_team(&Objects[Player_ai->target_objnum]);
if ( Player_ship->weapons.num_secondary_banks <= 0 ) {
return 1;
}
if ( Player_ship->weapons.current_secondary_bank < 0 ) {
return 1;
}
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are no missiles to fire.
if ( !ship_secondary_bank_has_ammo(Player_obj->instance) ) {
return 1;
}
if ( Player_ship->flags[Ship::Ship_Flags::No_secondary_lockon] ) {
return 1;
}
// if we're on the same team and the team doesn't attack itself, then don't lock!
if ((Player_ship->team == target_team) && (!iff_x_attacks_y(Player_ship->team, target_team)))
{
// if we're in multiplayer dogfight, ignore this
if(!MULTI_DOGFIGHT) {
return 1;
}
}
return 0;
}
int hud_abort_lock()
{
int target_team;
target_team = obj_team(&Objects[Player_ai->target_objnum]);
if (Player_ship->weapons.num_secondary_banks <= 0)
{
return 1;
}
if (Player_ship->weapons.current_secondary_bank < 0)
{
return 1;
}
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are no missiles to fire.
if (!ship_secondary_bank_has_ammo(Player_obj->instance))
{
return 1;
}
// if we're on the same team and the team doesn't attack itself, then don't lock!
if ((Player_ship->team == target_team) && (!iff_x_attacks_y(Player_ship->team, target_team)))
{
// if we're in multiplayer dogfight, ignore this
if (!((Game_mode & GM_MULTIPLAYER) && (Netgame.type_flags & NG_TYPE_DOGFIGHT)))
{
return 1;
}
}
weapon_info* wip = &Weapon_info[Player_ship->weapons.secondary_bank_weapons[Player_ship->weapons.
current_secondary_bank]];
object* target_obj = &Objects[Player_ai->target_objnum];
if (target_obj->type == OBJ_SHIP)
{
if (target_obj->instance >= 0 && Ships[target_obj->instance].ship_info_index >= 0)
{
ship_info* sip = &Ship_info[Ships[target_obj->instance].ship_info_index];
bool is_weapon_huge_or_bomb = ((wip->wi_flags & (WIF_HUGE | WIF_BOMB)) != 0);
bool is_target_small_ship = ((sip->flags & (SIF_SMALL_SHIP)) != 0);
if (is_weapon_huge_or_bomb && is_target_small_ship)
{
return 1;
}
}
}
return 0;
}
// hud_show_lock_indicator() will display the lock indicator for homing missiles
void hud_show_lock_indicator(float frametime)
{
int target_objnum, sx, sy;
object *targetp;
if (!Players[Player_num].lock_indicator_visible){
return;
}
target_objnum = Player_ai->target_objnum;
Assert(target_objnum != -1);
targetp = &Objects[target_objnum];
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are missiles to fire.
if ( !ship_secondary_bank_has_ammo(Player_obj->instance) ) {
return;
}
hud_set_iff_color(targetp);
// nprintf(("Alan","lockx: %d, locky: %d TargetX: %d, TargetY: %d\n", Players[Player_num].lock_indicator_x, Players[Player_num].lock_indicator_y, Player->current_target_sx, Player->current_target_sy));
if (Player_ai->current_target_is_locked) {
sx = Player->current_target_sx;
sy = Player->current_target_sy;
// show the rotating triangles if target is locked
hud_draw_lock_triangles(sx, sy, frametime);
} else {
sx = Players[Player_num].lock_indicator_x;
sy = Players[Player_num].lock_indicator_y;
}
// show locked indicator
/*
if ( Lock_gauge.first_frame >= 0 ) {
gr_set_bitmap(Lock_gauge.first_frame);
gr_aabitmap(sx - Lock_gauge_half_w[gr_screen.res], sy - Lock_gauge_half_h[gr_screen.res]);
} else {
hud_draw_diamond(sx, sy, Lock_target_box_width[gr_screen.res], Lock_target_box_height[gr_screen.res]);
}
*/
Lock_gauge.sx = sx - Lock_gauge_half_w[gr_screen.res];
Lock_gauge.sy = sy - Lock_gauge_half_h[gr_screen.res];
if(Player_ai->current_target_is_locked){
Lock_gauge.time_elapsed = 0.0f;
hud_anim_render(&Lock_gauge, 0.0f, 1);
} else {
hud_anim_render(&Lock_gauge, frametime, 1);
}
}
// hud_show_lock_indicator() will display the lock indicator for homing missiles.
// lock_point_pos should be the world coordinates of the target being locked. Assuming all the
// necessary locking calculations are done for this frame, this function will compute
// where the indicator should be relative to the player's viewpoint and will render accordingly.
void HudGaugeLock::render(float frametime)
{
int target_objnum, sx, sy;
object *targetp;
vertex lock_point;
bool locked = Player_ai->current_target_is_locked ? true : false;
bool reset_timers = false;
if ( locked != Last_lock_status ) {
// check if player lock status has changed since the last frame.
reset_timers = true;
Last_lock_status = locked;
}
if (Player_ai->target_objnum == -1) {
return;
}
if (Player->target_is_dying) {
return;
}
if (!Players[Player_num].lock_indicator_visible){
return;
}
target_objnum = Player_ai->target_objnum;
Assert(target_objnum != -1);
targetp = &Objects[target_objnum];
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are missiles to fire.
if ( !ship_secondary_bank_has_ammo(Player_obj->instance) ) {
return;
}
bool in_frame = g3_in_frame() > 0;
if(!in_frame)
g3_start_frame(0);
gr_set_screen_scale(base_w, base_h);
// Get the target's current position on the screen. If he's not on there,
// we're not going to draw the lock indicator even if he's in front
// of our ship, so bail out.
g3_rotate_vertex(&lock_point, &lock_world_pos);
g3_project_vertex(&lock_point);
if (lock_point.codes & PF_OVERFLOW) {
gr_reset_screen_scale();
if(!in_frame)
g3_end_frame();
return;
}
hud_set_iff_color(targetp);
// nprintf(("Alan","lockx: %d, locky: %d TargetX: %d, TargetY: %d\n", Players[Player_num].lock_indicator_x, Players[Player_num].lock_indicator_y, Player->current_target_sx, Player->current_target_sy));
// We have the coordinates of the lock indicator relative to the target in our "virtual frame"
// so, we calculate where it should be drawn based on the player's viewpoint.
if (Player_ai->current_target_is_locked) {
sx = fl2i(lock_point.screen.xyw.x);
sy = fl2i(lock_point.screen.xyw.y);
gr_unsize_screen_pos(&sx, &sy);
// show the rotating triangles if target is locked
renderLockTriangles(sx, sy, frametime);
if ( reset_timers ) {
Lock_gauge.time_elapsed = 0.0f;
}
} else {
const float scaling_factor = (gr_screen.clip_center_x < gr_screen.clip_center_y) ? (gr_screen.clip_center_x / VIRTUAL_FRAME_HALF_WIDTH) : (gr_screen.clip_center_y / VIRTUAL_FRAME_HALF_HEIGHT);
sx = fl2i(lock_point.screen.xyw.x) - fl2i(i2fl(Player->current_target_sx - Players[Player_num].lock_indicator_x) * scaling_factor);
sy = fl2i(lock_point.screen.xyw.y) - fl2i(i2fl(Player->current_target_sy - Players[Player_num].lock_indicator_y) * scaling_factor);
gr_unsize_screen_pos(&sx, &sy);
if ( reset_timers ) {
Lock_gauge_draw_stamp = -1;
Lock_gauge_draw = 0;
Lock_anim.time_elapsed = 0.0f;
}
}
// show locked indicator
Lock_gauge.sx = sx - Lock_gauge_half_w;
Lock_gauge.sy = sy - Lock_gauge_half_h;
if (Player_ai->current_target_is_locked) {
hud_anim_render(&Lock_gauge, 0.0f, 1);
} else {
hud_anim_render(&Lock_gauge, frametime, 1);
}
gr_reset_screen_scale();
if(!in_frame)
g3_end_frame();
}
// hud_show_lock_indicator() will display the lock indicator for homing missiles.
// lock_point_pos should be the world coordinates of the target being locked. Assuming all the
// necessary locking calculations are done for this frame, this function will compute
// where the indicator should be relative to the player's viewpoint and will render accordingly.
void hud_show_lock_indicator(float frametime, vec3d* lock_point_pos)
{
int target_objnum, sx, sy;
object* targetp;
vertex lock_point;
if (!Players[Player_num].lock_indicator_visible)
{
return;
}
target_objnum = Player_ai->target_objnum;
Assert(target_objnum != -1);
targetp = &Objects[target_objnum];
// check to see if there are any missile to fire.. we don't want to show the
// lock indicator if there are missiles to fire.
if (!ship_secondary_bank_has_ammo(Player_obj->instance))
{
return;
}
// Get the target's current position on the screen. If he's not on there,
// we're not going to draw the lock indicator even if he's in front
// of our ship, so bail out.
g3_rotate_vertex(&lock_point, lock_point_pos);
g3_project_vertex(&lock_point);
if (lock_point.codes & PF_OVERFLOW)
return;
hud_set_iff_color(targetp);
// nprintf(("Alan","lockx: %d, locky: %d TargetX: %d, TargetY: %d\n", Players[Player_num].lock_indicator_x, Players[Player_num].lock_indicator_y, Player->current_target_sx, Player->current_target_sy));
// We have the coordinates of the lock indicator relative to the target in our "virtual frame"
// so, we calculate where it should be drawn based on the player's viewpoint.
if (Player_ai->current_target_is_locked)
{
sx = fl2i(lock_point.sx);
sy = fl2i(lock_point.sy);
gr_unsize_screen_pos(&sx, &sy);
// show the rotating triangles if target is locked
hud_draw_lock_triangles(sx, sy, frametime);
}
else
{
sx = fl2i(lock_point.sx) - (Player->current_target_sx - Players[Player_num].lock_indicator_x);
sy = fl2i(lock_point.sy) - (Player->current_target_sy - Players[Player_num].lock_indicator_y);
gr_unsize_screen_pos(&sx, &sy);
}
// show locked indicator
/*
if ( Lock_gauge.first_frame >= 0 ) {
gr_set_bitmap(Lock_gauge.first_frame);
gr_aabitmap(sx - Lock_gauge_half_w[gr_screen.res], sy - Lock_gauge_half_h[gr_screen.res]);
} else {
hud_draw_diamond(sx, sy, Lock_target_box_width[gr_screen.res], Lock_target_box_height[gr_screen.res]);
}
*/
Lock_gauge.sx = sx - Lock_gauge_half_w[Hud_reticle_style][gr_screen.res];
Lock_gauge.sy = sy - Lock_gauge_half_h[gr_screen.res];
if (Player_ai->current_target_is_locked)
{
Lock_gauge.time_elapsed = 0.0f;
hud_anim_render(&Lock_gauge, 0.0f, 1);
}
else
{
hud_anim_render(&Lock_gauge, frametime, 1);
}
}