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fix infinite drift

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This commit is contained in:
fnicon 2026-03-21 12:01:06 +09:00
parent eb9374ad10
commit a96bd954bb
2 changed files with 18 additions and 3 deletions
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4
game/love_src/src/world/top_down_race/init.lua
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@ -31,8 +31,8 @@ function wrapper:load(_args)
{ {
assemblage = racer.assemble, assemblage = racer.assemble,
data = { data = {
accel = 20.0, accel = 200.0,
brake = 10.0, brake = 100.0,
grip = 1.0, grip = 1.0,
max_speed = 50.0, max_speed = 50.0,
steer = 5.0, steer = 5.0,

17
game/love_src/src/world/top_down_race/system/velocity.lua
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@ -238,7 +238,8 @@ local magic_n = {
scale_y = 1000.0, scale_y = 1000.0,
centrifugal_r = 1.0, centrifugal_r = 1.0,
magic_slowdown = 10.0, magic_slowdown = 10.0,
magic_boost = 1000.0 magic_boost = 10000.0,
magic_slow_drift = 10.0
} }
function system:update(dt) function system:update(dt)
@ -285,6 +286,20 @@ function system:update(dt)
local centrifugal = racing_phy.centrifugal_force(dt, mass, new_velocity * magic_n.centrifugal_r, max_speed) local centrifugal = racing_phy.centrifugal_force(dt, mass, new_velocity * magic_n.centrifugal_r, max_speed)
f_lateral = add_centrifugal(f_lateral, centrifugal) f_lateral = add_centrifugal(f_lateral, centrifugal)
if (not left and not right) then
if (not (left) and f_lateral > 0) then
f_lateral = f_lateral - (magic_n.magic_slow_drift)
if (f_lateral < 0) then
f_lateral = 0
end
elseif (not right and f_lateral < 0) then
f_lateral = f_lateral + (magic_n.magic_slow_drift)
if (f_lateral > 0) then
f_lateral = 0
end
end
end
e[race.dict.inertia].data = {f_forward * dt, f_lateral * dt} e[race.dict.inertia].data = {f_forward * dt, f_lateral * dt}
local new_angle = e["race.angle"].data + f_lateral * dt/mass local new_angle = e["race.angle"].data + f_lateral * dt/mass