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MT_WALLSPIKE: always bounce toward tip

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This commit is contained in:
James R 2023-11-15 15:36:49 -08:00
parent d9bf6119a3
commit 4065f56b98
1 changed files with 21 additions and 8 deletions
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29
src/k_kart.c
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@ -998,7 +998,7 @@ boolean K_KartBouncing(mobj_t *mobj1, mobj_t *mobj2)
boolean K_KartSolidBounce(mobj_t *bounceMobj, mobj_t *solidMobj)
{
const fixed_t minBump = 25*mapobjectscale;
fixed_t distx, disty, dist;
fixed_t distx, disty;
fixed_t force;
if ((!bounceMobj || P_MobjWasRemoved(bounceMobj))
@ -1034,17 +1034,30 @@ boolean K_KartSolidBounce(mobj_t *bounceMobj, mobj_t *solidMobj)
return false;
}
// Multiply by force
distx = FixedMul(force, distx);
disty = FixedMul(force, disty);
dist = FixedHypot(distx, disty);
{
// Normalize to the desired push value.
fixed_t normalisedx = FixedDiv(distx, dist);
fixed_t normalisedy = FixedDiv(disty, dist);
fixed_t normalisedx;
fixed_t normalisedy;
fixed_t bounceSpeed;
// Multiply by force
distx = FixedMul(force, distx);
disty = FixedMul(force, disty);
fixed_t dist = FixedHypot(distx, disty);
normalisedx = FixedDiv(distx, dist);
normalisedy = FixedDiv(disty, dist);
if (solidMobj->type == MT_WALLSPIKE)
{
fixed_t co = FCOS(solidMobj->angle);
fixed_t si = FSIN(solidMobj->angle);
// Always thrust out toward the tip
normalisedx = FixedMul(normalisedx, abs(si)) - co;
normalisedy = FixedMul(normalisedy, abs(co)) - si;
}
bounceSpeed = FixedHypot(bounceMobj->momx, bounceMobj->momy);
bounceSpeed = FixedMul(bounceSpeed, (FRACUNIT - (FRACUNIT>>2) - (FRACUNIT>>3)));
bounceSpeed += minBump;