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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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19
packages/ludic.ui/draw_gradient.ludic
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@ -8,7 +8,7 @@ export property UiGradient {
at: []float = null # each stop's place, 0 to 1
}
function gr_is(s: string) -> bool { return len(s) > 16 and s[0..16] == "linear-gradient(" }
function gr_parse(ui_st: mut UiState, s0: string) -> UiGradient {
function gr_parse(s0: string) -> UiGradient {
let s = tpl_words(s0)
let parts = el_commas(s[16..len(s) - 1])
let g = new UiGradient
@ -26,8 +26,8 @@ function gr_parse(ui_st: mut UiState, s0: string) -> UiGradient {
at = el_num(last) / 100.0
col = tpl_words(col[0..len(col) - len(last)])
}
push(g.cols, ui_color(ui_st, col))
push(g.alphas, ui_st.cl_alpha)
push(g.cols, ui_color(col))
push(g.alphas, cl_alpha)
push(g.at, at)
}
for i in 0 .. len(g.at) {
@ -46,8 +46,8 @@ function gr_dir(g: UiGradient, w: string) -> bool {
return true
}
# the gradient over the box, a band every two pixels at most
function gr_draw(ui_st: mut UiState, g: UiGradient, x: float, y: float, w: float, h: float, a: float) -> void {
if ui_st.ui_be.rect == null or len(g.cols) == 0 { return }
function gr_draw(g: UiGradient, x: float, y: float, w: float, h: float, a: float) -> void {
if ui_be.rect == null or len(g.cols) == 0 { return }
let across = g.dir >= 2
var span = h
if across { span = w }
@ -57,19 +57,20 @@ function gr_draw(ui_st: mut UiState, g: UiGradient, x: float, y: float, w: float
let e1 = Math.floor(span * float(i + 1) / float(bands) + 0.5)
var t = (e0 + e1) / 2.0 / span
if g.dir == 1 or g.dir == 3 { t = 1.0 - t }
let c = gr_at(ui_st, g, t)
if across { ui_st.ui_be.rect(x + e0, y, e1 - e0, h, c, ui_st.gr_a * a) } else { ui_st.ui_be.rect(x, y + e0, w, e1 - e0, c, ui_st.gr_a * a) }
let c = gr_at(g, t)
if across { ui_be.rect(x + e0, y, e1 - e0, h, c, gr_a * a) } else { ui_be.rect(x, y + e0, w, e1 - e0, c, gr_a * a) }
}
}
var gr_a: float = 1.0
# the colour at `t` between the stops around it, its alpha in gr_a
function gr_at(ui_st: mut UiState, g: UiGradient, t: float) -> int {
function gr_at(g: UiGradient, t: float) -> int {
var k = 0
while k + 1 < len(g.at) and g.at[k + 1] < t { k += 1 }
let j = Math.min(k + 1, len(g.at) - 1)
var f = 0.0
if g.at[j] > g.at[k] { f = Math.clamp((t - g.at[k]) / (g.at[j] - g.at[k]), 0.0, 1.0) }
if t <= g.at[0] { f = 0.0 }
ui_st.gr_a = g.alphas[k] + (g.alphas[j] - g.alphas[k]) * f
gr_a = g.alphas[k] + (g.alphas[j] - g.alphas[k]) * f
return cl_mix(g.cols[k], g.cols[j], f)
}
function cl_mix(a: int, b: int, f: float) -> int {