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This commit is contained in:
Joeri Exelmans 2025-10-10 17:38:34 +02:00
parent 166fd6d4bc
commit 966b168a74
3 changed files with 64 additions and 13 deletions
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10
src/VisualEditor/time.ts
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@ -21,6 +21,7 @@ export type TimeRealTime = {
scale: number, // time scale relative to wall-clock time
}
// given a wall-clock time, how does it translate to simtime?
export function getSimTime(currentMode: TimeMode, wallclktime: number): number {
if (currentMode.kind === "paused") {
return currentMode.simtime;
@ -31,6 +32,14 @@ export function getSimTime(currentMode: TimeMode, wallclktime: number): number {
}
}
// given a simulated real time clock, how long will it take in wall-clock time duration until 'simtime' is the current time?
export function getWallClkDelay(realtime: TimeRealTime, simtime: number, wallclktime: number): number {
const currentSimTime = getSimTime(realtime, wallclktime);
const simtimeDelay = simtime - currentSimTime;
return Math.max(0, simtimeDelay / realtime.scale);
}
// given a current simulated clock (paused or real time), switch to real time with given time scale
export function setRealtime(currentMode: TimeMode, scale: number, wallclktime: number): TimeRealTime {
if (currentMode.kind === "paused") {
return {
@ -54,6 +63,7 @@ export function setRealtime(currentMode: TimeMode, scale: number, wallclktime: n
}
}
// given a current simulated clock (paused or real time), switch to paused
export function setPaused(currentMode: TimeMode, wallclktime: number): TimePaused {
if (currentMode.kind === "paused") {
return currentMode; // no change