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Moved PrecipitationParameters directly into PrecipitationEffect.

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This commit is contained in:
Robert Osfield
2006-04-24 16:21:10 +00:00
parent 2e6532ccd3
commit 10f2feeac5
3 changed files with 208 additions and 200 deletions
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77
examples/osgprecipitation/osgprecipitation.cpp
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@@ -31,8 +31,8 @@ class MyGustCallback : public osg::NodeCallback
osgParticle::PrecipitationEffect* pe = dynamic_cast<osgParticle::PrecipitationEffect*>(node);
float value = sin(nv->getFrameStamp()->getReferenceTime());
if (value<-0.5) pe->getParameters()->wind.set(5.0,0.0,0.0);
else pe->getParameters()->wind.set(1.0,0.0,0.0);
if (value<-0.5) pe->setWind(osg::Vec3(5.0f,0.0f,0.0f));
else pe->setWind(osg::Vec3(1.0,0.0,0.0));
traverse(node, nv);
}
@@ -130,49 +130,47 @@ int main( int argc, char **argv )
viewer.getUsage(*arguments.getApplicationUsage());
osg::ref_ptr<osgParticle::PrecipitationEffect> precipitationEffect = new osgParticle::PrecipitationEffect;
osgParticle::PrecipitationParameters& parameters = *precipitationEffect->getParameters();
float intensity;
while (arguments.read("--snow", intensity)) parameters.snow(intensity);
while (arguments.read("--rain", intensity)) parameters.rain(intensity);
while (arguments.read("--snow", intensity)) precipitationEffect->snow(intensity);
while (arguments.read("--rain", intensity)) precipitationEffect->rain(intensity);
while (arguments.read("--particleSize", parameters.particleSize)) {}
while (arguments.read("--particleColor", parameters.particleColour.r(), parameters.particleColour.g(), parameters.particleColour.b(), parameters.particleColour.a())) {}
while (arguments.read("--particleColour", parameters.particleColour.r(), parameters.particleColour.g(), parameters.particleColour.b(), parameters.particleColour.a())) {}
float value;
while (arguments.read("--particleSize", value)) precipitationEffect->setParticleSize(value);
osg::Vec4 color;
while (arguments.read("--particleColor", color.r(), color.g(), color.b(), color.a())) precipitationEffect->setParticleColor(color);
while (arguments.read("--particleColour", color.r(), color.g(), color.b(), color.a())) precipitationEffect->setParticleColor(color);
osg::Vec3 wind;
while (arguments.read("--wind", wind.x(), wind.y(), wind.z())) parameters.wind = wind;
while (arguments.read("--wind", wind.x(), wind.y(), wind.z())) precipitationEffect->setWind(wind);
while (arguments.read("--particleVelocity", parameters.particleVelocity)) {}
while (arguments.read("--particleSpeed", value)) precipitationEffect->setParticleSpeed(value);
while (arguments.read("--nearTransition", parameters.nearTransition )) {}
while (arguments.read("--farTransition", parameters.farTransition )) {}
while (arguments.read("--nearTransition", value )) precipitationEffect->setNearTransition(value);
while (arguments.read("--farTransition", value )) precipitationEffect->setFarTransition(value);
while (arguments.read("--particleDensity", parameters.particleDensity )) {}
while (arguments.read("--particleDensity", value )) precipitationEffect->setMaximumParticleDensity(value);
while (arguments.read("--cellSizeX", parameters.cellSizeX )) {}
while (arguments.read("--cellSizeY", parameters.cellSizeY )) {}
while (arguments.read("--cellSizeZ", parameters.cellSizeZ )) {}
osg::Vec3 cellSize;
while (arguments.read("--cellSize", cellSize.x(), cellSize.y(), cellSize.z())) precipitationEffect->setCellSize(cellSize);
while (arguments.read("--boundingBox", parameters.boundingBox.xMin(),
parameters.boundingBox.yMin(),
parameters.boundingBox.zMin(),
parameters.boundingBox.xMax(),
parameters.boundingBox.yMax(),
parameters.boundingBox.zMax())) {}
osg::BoundingBox bb;
while (arguments.read("--boundingBox", bb.xMin(),
bb.yMin(),
bb.zMin(),
bb.xMax(),
bb.yMax(),
bb.zMax())) {}
while (arguments.read("--fogDensity", parameters.fogDensity )) {}
while (arguments.read("--fogExponent", parameters.fogExponent )) {}
while (arguments.read("--fogEnd", parameters.fogEnd )) {}
while (arguments.read("--fogColor", parameters.fogColour.r(), parameters.fogColour.g(), parameters.fogColour.b(), parameters.fogColour.a())) {}
while (arguments.read("--fogColour", parameters.fogColour.r(), parameters.fogColour.g(), parameters.fogColour.b(), parameters.fogColour.a())) {}
while (arguments.read("--fogDensity", value )) precipitationEffect->getFog()->setDensity(value);
while (arguments.read("--fogColor", color.r(), color.g(), color.b(), color.a() )) precipitationEffect->getFog()->setColor(color);
while (arguments.read("--fogColour", color.r(), color.g(), color.b(), color.a() )) precipitationEffect->getFog()->setColor(color);
while (arguments.read("--useFarLineSegments")) { parameters.useFarLineSegments = true; }
// while (arguments.read("--useFarLineSegments")) { parameters.useFarLineSegments = true; }
viewer.setClearColor(parameters.clearColour);
viewer.setClearColor( precipitationEffect->getFog()->getColor() );
// now force the effect to update all its internal state.
precipitationEffect->update();
@@ -204,11 +202,28 @@ int main( int argc, char **argv )
}
// precipitationEffect->setUpdateCallback(new MyGustCallback);
osg::ref_ptr<osg::Group> group = new osg::Group;
group->addChild(precipitationEffect.get());
group->addChild(loadedModel.get());
loadedModel->getOrCreateStateSet()->setAttributeAndModes(precipitationEffect->getFog());
// create the light
osg::LightSource* lightSource = new osg::LightSource;
group->addChild(lightSource);
osg::Light* light = lightSource->getLight();
light->setLightNum(0);
light->setPosition(osg::Vec4(0.0f,0.0f,1.0f,0.0f)); // directional light from above
light->setAmbient(osg::Vec4(0.8f,0.8f,0.8f,1.0f));
light->setDiffuse(osg::Vec4(0.2f,0.2f,0.2f,1.0f));
light->setSpecular(osg::Vec4(0.2f,0.2f,0.2f,1.0f));
// set the scene to render
viewer.setSceneData(group.get());