amoeba.new() -> S |
create a solver |
S:var(name) -> var |
create a variable |
var.value -> n |
variable’s value |
expr + expr -> expr |
build expression (add an addition) |
expr - expr -> expr |
build expression (add an addition) |
expr * expr -> expr |
build expression (add a multiplication) |
expr / expr -> expr |
build expression (add a multiplication) |
expr:le(expr) -> expr |
build expression (set the '<=' operator) |
expr:ge(expr) -> expr |
build expression (set the '>=' operator) |
expr:eq(expr) -> expr |
build expression (set the '==' operator) |
S:constraint([op, [expr1], [expr2], [strength]]) -> cons |
create a constraint |
cons:relation(op) -> cons |
set operator ('>=', '<=', '==') |
cons:add(op|expr|expr_args...) -> cons |
add expression or set operator |
cons(...) -> cons |
sugar for cons:add(...) -> cons |
cons:strength(strength) -> cons |
set constraint strength |
cons.weight -> n |
get constraint strength |
cons.op -> op |
get constraint operator |
cons.expression -> expr |
get constraint expression |
S:addconstraint(cons|cons_args...) -> cons |
create/add a constraint |
S:delconstraint(cons) -> cons |
remove a constraint |
S:addedit(var[, strength]) -> S |
make variable editable |
S:deledit(var) |
make variable non-editable |
S:suggest(var, value) |
(make var editable and) set its value |
S:setstrength(cons, strength) -> S |
set constraint strength |
S:set_constant(cons, constant) |
set constant |
S.vars -> {var -> true} |
solver’s variables |
S.constraints -> {cons -> true} |
solver’s constraints |
S.edits -> {edit -> true} |
solver’s edits |
