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Normalize gravity scale so 1.0 maps to previous 2.0 #51

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Merged
Testtesttestestes merged 1 commit into from
Mar 10, 2026
Merged

Normalize gravity scale so 1.0 maps to previous 2.0 #51

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5 changes: 3 additions & 2 deletions src/sph/sph.js
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,8 @@ import sortparticlesFrag from './sortparticles.frag?raw';
let _gl;

const _gravity = new Vec2(0, -10);
let _gravityScale = 1.0;
let _gravityScale = 2.0;
const _gravityScaleNormalization = 2.0;
const _rho0 = 1; //1000だと圧力が半精度では表現できなくなるので適当な値にする
const _viscosity = 0.18 * _rho0;
const _surfTension = 2;
Expand Down Expand Up @@ -191,7 +192,7 @@ export const setAnimationParams = (time, waveAmplitude) => {
};

export const setGravityScale = (scale) => {
_gravityScale = Math.max(0, scale);
_gravityScale = Math.max(0, scale) * _gravityScaleNormalization;
};

export const setContainerKinematics = (kinematics) => {
Expand Down