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Disable specularity for negative lights

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This commit is contained in:
Alexei Kotov 2024-05-24 00:22:52 +03:00
parent debc37d93a
commit e0e4b84e40
3 changed files with 16 additions and 4 deletions
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6
components/sceneutil/lightutil.cpp
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@ -117,19 +117,23 @@ namespace SceneUtil
configureLight(light, radius, isExterior);
osg::Vec4f diffuse = esmLight.mColor;
osg::Vec4f specular = esmLight.mColor; // ESM format doesn't provide specular
if (esmLight.mNegative)
{
diffuse *= -1;
diffuse.a() = 1;
// Using specular lighting for negative lights is unreasonable
specular = osg::Vec4f();
}
light->setDiffuse(diffuse);
light->setAmbient(ambient);
light->setSpecular(diffuse); // ESM format doesn't provide specular
light->setSpecular(specular);
lightSource->setLight(light);
osg::ref_ptr<SceneUtil::LightController> ctrl(new SceneUtil::LightController);
ctrl->setDiffuse(light->getDiffuse());
ctrl->setSpecular(light->getSpecular());
if (esmLight.mFlicker)
ctrl->setType(SceneUtil::LightController::LT_Flicker);
if (esmLight.mFlickerSlow)