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Implement point light

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This commit is contained in:
Frederic Bouvier 2012-02-09 00:04:02 +01:00
parent 617a09d89a
commit 1e889c4d07
2 changed files with 38 additions and 2 deletions
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39
simgear/scene/model/SGLightAnimation.cxx
View File

@ -44,6 +44,7 @@ SGLightAnimation::SGLightAnimation(const SGPropertyNode* configNode,
const string &path, int i) :
SGAnimation(configNode, modelRoot)
{
_light_type = getConfig()->getStringValue("light-type");
_position = SGVec3d( getConfig()->getDoubleValue("position/x"), getConfig()->getDoubleValue("position/y"), getConfig()->getDoubleValue("position/z") );
_direction = SGVec3d( getConfig()->getDoubleValue("direction/x"), getConfig()->getDoubleValue("direction/y"), getConfig()->getDoubleValue("direction/z") );
double l = length(_direction);
@ -73,8 +74,7 @@ SGLightAnimation::install(osg::Node& node)
{
SGAnimation::install(node);
std::string light_type = getConfig()->getStringValue("light-type");
if (light_type == "spot") {
if (_light_type == "spot") {
simgear::Effect* effect = 0;
EffectMap::iterator iter = lightEffectMap.find(_key);
@ -100,6 +100,41 @@ SGLightAnimation::install(osg::Node& node)
effect = iter->second.get();
}
node.setNodeMask( simgear::MODELLIGHT_BIT );
simgear::EffectGeode* geode = dynamic_cast<simgear::EffectGeode*>(&node);
if (geode == 0) {
osg::Group* grp = node.asGroup();
if (grp != 0) {
for (size_t i=0; i<grp->getNumChildren(); ++i) {
geode = dynamic_cast<simgear::EffectGeode*>(grp->getChild(i));
if (geode)
geode->setEffect(effect);
}
}
}
}
else if (_light_type == "point") {
simgear::Effect* effect = 0;
EffectMap::iterator iter = lightEffectMap.find(_key);
if (iter == lightEffectMap.end()) {
SGPropertyNode_ptr effectProp = new SGPropertyNode;
makeChild(effectProp, "inherits-from")->setStringValue("Effects/light-point");
SGPropertyNode* params = makeChild(effectProp, "parameters");
params->getNode("light-spot/position",true)->setValue(SGVec4d(_position.x(),_position.y(),_position.z(),1.0));
params->getNode("light-spot/ambient",true)->setValue(_ambient);
params->getNode("light-spot/diffuse",true)->setValue(_diffuse);
params->getNode("light-spot/specular",true)->setValue(_specular);
params->getNode("light-spot/attenuation",true)->setValue(_attenuation);
params->getNode("light-spot/near",true)->setValue(_near);
params->getNode("light-spot/far",true)->setValue(_far);
effect = simgear::makeEffect(effectProp, true);
lightEffectMap.insert(EffectMap::value_type(_key, effect));
} else {
effect = iter->second.get();
}
node.setNodeMask( simgear::MODELLIGHT_BIT );
simgear::EffectGeode* geode = dynamic_cast<simgear::EffectGeode*>(&node);
if (geode == 0) {

1
simgear/scene/model/animation.hxx
View File

@ -357,6 +357,7 @@ public:
virtual osg::Group* createAnimationGroup(osg::Group& parent);
virtual void install(osg::Node& node);
private:
string _light_type;
SGVec3d _position;
SGVec3d _direction;
SGVec4d _ambient;