mtcontrib/vector_extras
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test code

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Hybrid Dog 2017-06-11 09:32:04 +02:00
parent ecce896497
commit 2fce6dbdc9
1 changed files with 9 additions and 3 deletions
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12
init.lua
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@ -626,7 +626,6 @@ local function get_parabola_points(pos, vel, gravity, waypoints, max_pointcount)
local yswitch = 0.5 * (vel.y * vel.y - 1) / gravity + pos.y local yswitch = 0.5 * (vel.y * vel.y - 1) / gravity + pos.y
local t_fall_start = (vel.y + 1) / gravity local t_fall_start = (vel.y + 1) / gravity
local t_apex = vel.y / gravity
local t_raise_end = (vel.y - 1) / gravity local t_raise_end = (vel.y - 1) / gravity
if t_fall_start > 0 then if t_fall_start > 0 then
-- the right 45° angle point wasn't passed yet -- the right 45° angle point wasn't passed yet
@ -639,6 +638,7 @@ local function get_parabola_points(pos, vel, gravity, waypoints, max_pointcount)
x = math.floor(vel.x * t + pos.x +.5), x = math.floor(vel.x * t + pos.x +.5),
y = y, y = y,
z = math.floor(vel.z * t + pos.z +.5), z = math.floor(vel.z * t + pos.z +.5),
name = "default:stone"
} }
pointcount = pointcount+1 pointcount = pointcount+1
waypoints[pointcount] = {p, t} waypoints[pointcount] = {p, t}
@ -674,7 +674,7 @@ local function get_parabola_points(pos, vel, gravity, waypoints, max_pointcount)
[bhp] = i, [bhp] = i,
y = math.floor(-0.5 * gravity * t * t + vel.y * t + pos.y +.5), y = math.floor(-0.5 * gravity * t * t + vel.y * t + pos.y +.5),
[shp] = math.floor(vel[shp] * t + pos[shp] +.5), [shp] = math.floor(vel[shp] * t + pos[shp] +.5),
t=t name = "default:wood"
} }
pointcount = pointcount+1 pointcount = pointcount+1
waypoints[pointcount] = {p, t} waypoints[pointcount] = {p, t}
@ -691,13 +691,19 @@ local function get_parabola_points(pos, vel, gravity, waypoints, max_pointcount)
local p = { local p = {
x = math.floor(vel.x * t + pos.x +.5), x = math.floor(vel.x * t + pos.x +.5),
y = y, y = y,
z = math.floor(vel.z * t + pos.z +.5) z = math.floor(vel.z * t + pos.z +.5),
name = "default:mese"
} }
pointcount = pointcount+1 pointcount = pointcount+1
waypoints[pointcount] = {p, t} waypoints[pointcount] = {p, t}
y = y-1 y = y-1
end end
end end
--~ local ps = vector.throw_parabola(player:getpos(), player:get_look_dir(),
--~ 0.03, 80, true)
--~ for i = 1,#ps do
--~ minetest.set_node(ps[i], ps[i])
--~ end
function funcs.throw_parabola(pos, vel, gravity, point_count, thicken) function funcs.throw_parabola(pos, vel, gravity, point_count, thicken)
local waypoints = {} local waypoints = {}