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fix: make Globe light position accurate

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Takes UTC current time with timezone difference, based on noon
I guess thanks again ChatGPT + StackOverflow?
This commit is contained in:
Félix Péault
2023-02-15 19:11:37 +01:00
parent fd77c6d24f
commit d4f0a7431c
2 changed files with 3 additions and 3 deletions
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2
apps/website/src/modules/globe/frag.glsl
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@@ -17,4 +17,4 @@ void main() {
vec3 color = mix(nightColor, dayColor, mixAmount); vec3 color = mix(nightColor, dayColor, mixAmount);
gl_FragColor = vec4(color, 1.0); gl_FragColor = vec4(color, 1.0);
} }

4
apps/website/src/modules/globe/index.ts
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@@ -18,8 +18,8 @@ export class Globe {
// Calculate local time for sun position // Calculate local time for sun position
const date = new Date() const date = new Date()
const localHour = date.getHours() + date.getTimezoneOffset() / 60 const localHour = date.getUTCHours() + date.getTimezoneOffset() / 60
this.options.sunAngle = (localHour - 12) / 12 this.options.sunAngle = 2 * Math.PI * (localHour - 12) / 24
// Parameters // Parameters
this.params = { this.params = {