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Fix equation slopes breaking with slopes farther than 32k FU away from the map center

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This commit is contained in:
LJ Sonic 2024-03-20 20:30:06 +01:00
parent 940756ad62
commit c3a8f452e2
1 changed files with 3 additions and 3 deletions
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6
src/p_slopes.c
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@ -810,10 +810,10 @@ void P_InitSlopes(void)
// Returns the height of the sloped plane at (x, y) as a fixed_t // Returns the height of the sloped plane at (x, y) as a fixed_t
fixed_t P_GetSlopeZAt(const pslope_t *slope, fixed_t x, fixed_t y) fixed_t P_GetSlopeZAt(const pslope_t *slope, fixed_t x, fixed_t y)
{ {
fixed_t dist = FixedMul(x - slope->o.x, slope->d.x) + fixed_t dist = FixedMul(x - slope->o.x, slope->d.x) / 2 +
FixedMul(y - slope->o.y, slope->d.y); FixedMul(y - slope->o.y, slope->d.y) / 2;
return slope->o.z + FixedMul(dist, slope->zdelta); return slope->o.z + FixedMul(dist, slope->zdelta) * 2;
} }
// Like P_GetSlopeZAt but falls back to z if slope is NULL // Like P_GetSlopeZAt but falls back to z if slope is NULL