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wip(0.S2): migrate - a var nothing writes becomes a let; a state is keyed by its module, directory or program, so every program's plan agrees; paths normalized; program states named SceneDemoState / scene_demo_st; the LSP reads state, mut and entry/handler parameters

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 15:31:34 +03:00
parent 3eda72e8c2
commit 5ffe50ed02
463 changed files with 72045 additions and 67421 deletions
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38
packages/ludic.ui/transition.ludic
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@ -1,28 +1,32 @@
# transition.ludic - `transition: opacity 0.2s`: when an element's opacity changes from one frame to
# the next it eases to the new value over that time instead of jumping (opacity is the property a
# game fades most; the others arrive as they are)
function tr_apply(ui_st: mut UiState, n: UiNode) -> void {
var tr_keys: []string = new []string
var tr_from: []float = new []float
var tr_to: []float = new []float
var tr_at: []float = new []float
function tr_apply(n: UiNode) -> void {
if n.tr_dur <= 0.0 { return }
let now = an_now(ui_st)
let now = an_now()
let want = n.alpha
for i in 0 .. len(ui_st.tr_keys) {
if ui_st.tr_keys[i] == n.key {
if ui_st.tr_to[i] != want {
ui_st.tr_from[i] = tr_value(ui_st, i, now, n.tr_dur)
ui_st.tr_to[i] = want
ui_st.tr_at[i] = now
for i in 0 .. len(tr_keys) {
if tr_keys[i] == n.key {
if tr_to[i] != want {
tr_from[i] = tr_value(i, now, n.tr_dur)
tr_to[i] = want
tr_at[i] = now
}
n.alpha = tr_value(ui_st, i, now, n.tr_dur)
n.alpha = tr_value(i, now, n.tr_dur)
return
}
}
push(ui_st.tr_keys, n.key)
push(ui_st.tr_from, want)
push(ui_st.tr_to, want)
push(ui_st.tr_at, now)
push(tr_keys, n.key)
push(tr_from, want)
push(tr_to, want)
push(tr_at, now)
}
function tr_value(ui_st: UiState, i: int, now: float, dur: float) -> float {
let t = Math.clamp((now - ui_st.tr_at[i]) / dur, 0.0, 1.0)
if t >= 1.0 { return ui_st.tr_to[i] }
return ui_st.tr_from[i] + (ui_st.tr_to[i] - ui_st.tr_from[i]) * t
function tr_value(i: int, now: float, dur: float) -> float {
let t = Math.clamp((now - tr_at[i]) / dur, 0.0, 1.0)
if t >= 1.0 { return tr_to[i] }
return tr_from[i] + (tr_to[i] - tr_from[i]) * t
}