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- floatified VectorMissileSeek

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This commit is contained in:
Christoph Oelckers 2022-09-01 22:30:42 +02:00
parent c2064fc5c0
commit cbf929fc50
1 changed files with 5 additions and 11 deletions
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16
source/games/sw/src/weapon.cpp
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@ -7728,9 +7728,6 @@ void SetAngleFromChange(DSWActor* actor)
// completely vector manipulation
int VectorMissileSeek(DSWActor* actor, int16_t delay_tics, int16_t turn_speed, int16_t aware_range1, int16_t aware_range2)
{
int dist;
int zh;
if (actor->user.WaitTics <= delay_tics)
actor->user.WaitTics += MISSILEMOVETICS;
@ -7776,17 +7773,14 @@ int VectorMissileSeek(DSWActor* actor, int16_t delay_tics, int16_t turn_speed, i
DSWActor* goal = actor->user.WpnGoalActor;
if (goal != nullptr)
{
int ox,oy,oz;
zh = int_ActorZOfTop(actor) + (int_ActorSizeZ(actor) >> 2);
dist = ksqrt(SQ(actor->int_pos().X - goal->int_pos().X) + SQ(actor->int_pos().Y - goal->int_pos().Y) + (SQ(actor->int_pos().Z - zh)>>8));
auto delta = (goal->spr.pos.XY() - actor->spr.pos.XY());
double zdiff = ActorZOfTop(goal) + (ActorSizeZ(goal) * 0.25) - actor->spr.pos.Z;
double dist = g_sqrt(delta.LengthSquared() + zdiff * zdiff);
auto oc = actor->user.change;
actor->user.set_int_change_x(Scale(actor->spr.xvel, goal->int_pos().X - actor->int_pos().X, dist));
actor->user.set_int_change_y(Scale(actor->spr.xvel, goal->int_pos().Y - actor->int_pos().Y, dist));
actor->user.set_int_change_z(Scale(actor->spr.xvel, zh - actor->int_pos().Z, dist));
auto vel = (actor->spr.xvel * zinttoworld) / dist;
actor->user.change = DVector3(delta, -zdiff) * vel;
// the large turn_speed is the slower the turn