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optimization

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This commit is contained in:
Justin Lin
2022-05-29 15:57:48 +08:00
parent fb001c8752
commit a46e75c672
1 changed files with 4 additions and 4 deletions
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8
src/experimental/_impl/_differential_line_growth.scad
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@@ -7,7 +7,7 @@ function limit(vt, magnitude) =
let(m = norm(vt)) let(m = norm(vt))
m > magnitude ? vt / m * magnitude : vt; m > magnitude ? vt / m * magnitude : vt;
function setMagnitude(vt, magnitude) = vt == ZERO_VTS[len(vt)] ? vt : unit_vector(vt) * magnitude; function setMagnitude(vt, magnitude) = unit_vector(vt) * magnitude;
// node // node
function node(position, option) = [ function node(position, option) = [
@@ -26,8 +26,9 @@ function separationCohesionRatio_of(node) = node[2][3];
function maxEdgeLength_of(node) = node[2][4]; function maxEdgeLength_of(node) = node[2][4];
function cohesionWith(node, other) = function cohesionWith(node, other) =
let(pos = position_of(node))
limit( limit(
setMagnitude(other - position_of(node), maxSpeed_of(node)) - velocity_of(node), other == pos ? -velocity_of(node) : setMagnitude(other - pos, maxSpeed_of(node)) - velocity_of(node),
maxForce_of(node) maxForce_of(node)
); );
@@ -41,8 +42,7 @@ function seperationFrom(node, other) =
function applyForceTo(node, seperation, cohesion) = function applyForceTo(node, seperation, cohesion) =
let( let(
acceleration = limit(seperation, maxForce_of(node)) * separationCohesionRatio_of(node) + cohesion, acceleration = limit(seperation, maxForce_of(node)) * separationCohesionRatio_of(node) + cohesion,
velocity = limit(velocity_of(node) + acceleration, velocity = limit(velocity_of(node) + acceleration, maxSpeed_of(node))
maxSpeed_of(node))
) )
[ [
position_of(node) + velocity, position_of(node) + velocity,