message: Update color uniform of MeshMaterial if alpha mode changes
diff: @@ -110,6 +110,11 @@ export class MeshMaterial extends Shader
  {
  if (this.uniforms.uSampler !== value)
  {
  + if (!this.uniforms.uSampler.baseTexture.alphaMode !== !value.baseTexture.alphaMode)
  + {
  + this._colorDirty = true;
  + }
  +
  this.uniforms.uSampler = value;
  this.uvMatrix.texture = value;
  }
  