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pt_lights: add some randomness to the blinking interval of the hold short lights

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This commit is contained in:
Christian Schmitt 2012-09-14 10:14:31 +02:00
parent 3000fdc33c
commit 2906a2d007
1 changed files with 2 additions and 1 deletions
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simgear/scene/tgdb/pt_lights.cxx
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@ -548,7 +548,8 @@ SGLightFactory::getHoldShort(const SGDirectionalLightBin& lights)
if (lights.getNumLights() < 2)
return 0;
float flashTime = 2;
sg_srandom(unsigned(lights.getLight(0).position[0]));
float flashTime = 2 + 0.1 * sg_random();
osg::Sequence* sequence = new osg::Sequence;
sequence->setDefaultTime(flashTime);
Effect* effect = getLightEffect(6, osg::Vec3(1, 0.001, 0.000002),