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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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36
packages/ludic.lab/shots.ludic
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@ -1,20 +1,20 @@
# shots.ludic - a scene names its cameras; the loop takes them in order
function lab_shots_reset(lab_st: mut LabState) -> void {
lab_st.lb_shot_names = new []string
lab_st.lb_shot_pose = new []float
function lab_shots_reset() -> void {
lb_shot_names = new []string
lb_shot_pose = new []float
}
# a camera at (x, y, z) looking along yaw / pitch, both in DEGREES (cam_set's units)
export function lab_shot(lab_st: mut LabState, name: string, x: float, y: float, z: float, yaw_deg: float, pitch_deg: float) -> void {
push(lab_st.lb_shot_names, name)
push(lab_st.lb_shot_pose, x)
push(lab_st.lb_shot_pose, y)
push(lab_st.lb_shot_pose, z)
push(lab_st.lb_shot_pose, yaw_deg)
push(lab_st.lb_shot_pose, pitch_deg)
export function lab_shot(name: string, x: float, y: float, z: float, yaw_deg: float, pitch_deg: float) -> void {
push(lb_shot_names, name)
push(lb_shot_pose, x)
push(lb_shot_pose, y)
push(lb_shot_pose, z)
push(lb_shot_pose, yaw_deg)
push(lb_shot_pose, pitch_deg)
}
# a camera `dist` metres from the point (tx, ty, tz), from bearing `from_deg` (0 = from +z),
# `up_deg` above the horizontal, looking at the point
export function lab_shot_at(lab_st: mut LabState, name: string, tx: float, ty: float, tz: float, dist: float, from_deg: float, up_deg: float) -> void {
export function lab_shot_at(name: string, tx: float, ty: float, tz: float, dist: float, from_deg: float, up_deg: float) -> void {
let b = Math.deg_to_rad(from_deg)
let e = Math.deg_to_rad(up_deg)
let hd = dist * Math.cos(e)
@ -22,14 +22,14 @@ export function lab_shot_at(lab_st: mut LabState, name: string, tx: float, ty: f
let cz = tz + Math.cos(b) * hd
let cy = ty + dist * Math.sin(e)
let yaw = Math.atan2(cx - tx, cz - tz) * (180.0 / PI)
lab_shot(lab_st, name, cx, cy, cz, yaw, -up_deg)
lab_shot(name, cx, cy, cz, yaw, -up_deg)
}
export function lab_shot_count(lab_st: LabState) -> int {
if lab_st.lb_shot_names == null { return 0 }
return len(lab_st.lb_shot_names)
export function lab_shot_count() -> int {
if lb_shot_names == null { return 0 }
return len(lb_shot_names)
}
function lab_shot_apply(lab_st: LabState, render3d_st: mut Render3dState, i: int) -> void {
if i < 0 or i >= lab_shot_count(lab_st) { return }
function lab_shot_apply(i: int) -> void {
if i < 0 or i >= lab_shot_count() { return }
let o = i * 5
cam_set(render3d_st, lab_st.lb_shot_pose[o], lab_st.lb_shot_pose[o + 1], lab_st.lb_shot_pose[o + 2], lab_st.lb_shot_pose[o + 3], lab_st.lb_shot_pose[o + 4])
cam_set(lb_shot_pose[o], lb_shot_pose[o + 1], lb_shot_pose[o + 2], lb_shot_pose[o + 3], lb_shot_pose[o + 4])
}