bool LightsExporter::exportBlenderProfile(COLLADASW::Light &cla, Lamp *la)
{
cla.addExtraTechniqueParameter("blender", "type", la->type);
cla.addExtraTechniqueParameter("blender", "flag", la->flag);
cla.addExtraTechniqueParameter("blender", "mode", la->mode);
cla.addExtraTechniqueParameter("blender", "gamma", la->k, "blender_gamma");
cla.addExtraTechniqueParameter("blender", "red", la->r);
cla.addExtraTechniqueParameter("blender", "green", la->g);
cla.addExtraTechniqueParameter("blender", "blue", la->b);
cla.addExtraTechniqueParameter("blender", "shadow_r", la->shdwr, "blender_shadow_r");
cla.addExtraTechniqueParameter("blender", "shadow_g", la->shdwg, "blender_shadow_g");
cla.addExtraTechniqueParameter("blender", "shadow_b", la->shdwb, "blender_shadow_b");
cla.addExtraTechniqueParameter("blender", "energy", la->energy, "blender_energy");
cla.addExtraTechniqueParameter("blender", "dist", la->dist, "blender_dist");
cla.addExtraTechniqueParameter("blender", "spotsize", la->spotsize);
cla.addExtraTechniqueParameter("blender", "spotblend", la->spotblend);
cla.addExtraTechniqueParameter("blender", "halo_intensity", la->haint, "blnder_halo_intensity");
cla.addExtraTechniqueParameter("blender", "att1", la->att1);
cla.addExtraTechniqueParameter("blender", "att2", la->att2);
// \todo figure out how we can have falloff curve supported here
cla.addExtraTechniqueParameter("blender", "falloff_type", la->falloff_type);
cla.addExtraTechniqueParameter("blender", "clipsta", la->clipsta);
cla.addExtraTechniqueParameter("blender", "clipend", la->clipend);
cla.addExtraTechniqueParameter("blender", "shadspotsize", la->shadspotsize);
cla.addExtraTechniqueParameter("blender", "bias", la->bias);
cla.addExtraTechniqueParameter("blender", "soft", la->soft);
cla.addExtraTechniqueParameter("blender", "compressthresh", la->compressthresh);
cla.addExtraTechniqueParameter("blender", "bufsize", la->bufsize);
cla.addExtraTechniqueParameter("blender", "samp", la->samp);
cla.addExtraTechniqueParameter("blender", "buffers", la->buffers);
cla.addExtraTechniqueParameter("blender", "filtertype", la->filtertype);
cla.addExtraTechniqueParameter("blender", "bufflag", la->bufflag);
cla.addExtraTechniqueParameter("blender", "buftype", la->buftype);
cla.addExtraTechniqueParameter("blender", "ray_samp", la->ray_samp);
cla.addExtraTechniqueParameter("blender", "ray_sampy", la->ray_sampy);
cla.addExtraTechniqueParameter("blender", "ray_sampz", la->ray_sampz);
cla.addExtraTechniqueParameter("blender", "ray_samp_type", la->ray_samp_type);
cla.addExtraTechniqueParameter("blender", "area_shape", la->area_shape);
cla.addExtraTechniqueParameter("blender", "area_size", la->area_size);
cla.addExtraTechniqueParameter("blender", "area_sizey", la->area_sizey);
cla.addExtraTechniqueParameter("blender", "area_sizez", la->area_sizez);
cla.addExtraTechniqueParameter("blender", "adapt_thresh", la->adapt_thresh);
cla.addExtraTechniqueParameter("blender", "ray_samp_method", la->ray_samp_method);
cla.addExtraTechniqueParameter("blender", "shadhalostep", la->shadhalostep);
cla.addExtraTechniqueParameter("blender", "sun_effect_type", la->shadhalostep);
cla.addExtraTechniqueParameter("blender", "skyblendtype", la->skyblendtype);
cla.addExtraTechniqueParameter("blender", "horizon_brightness", la->horizon_brightness);
cla.addExtraTechniqueParameter("blender", "spread", la->spread);
cla.addExtraTechniqueParameter("blender", "sun_brightness", la->sun_brightness);
cla.addExtraTechniqueParameter("blender", "sun_size", la->sun_size);
cla.addExtraTechniqueParameter("blender", "backscattered_light", la->backscattered_light);
cla.addExtraTechniqueParameter("blender", "sun_intensity", la->sun_intensity);
cla.addExtraTechniqueParameter("blender", "atm_turbidity", la->atm_turbidity);
cla.addExtraTechniqueParameter("blender", "atm_extinction_factor", la->atm_extinction_factor);
cla.addExtraTechniqueParameter("blender", "atm_distance_factor", la->atm_distance_factor);
cla.addExtraTechniqueParameter("blender", "skyblendfac", la->skyblendfac);
cla.addExtraTechniqueParameter("blender", "sky_exposure", la->sky_exposure);
cla.addExtraTechniqueParameter("blender", "sky_colorspace", la->sky_colorspace);
return true;
}
// ------------------------------------
bool LightExporter::exportLight ( const MDagPath& dagPath )
{
if ( !ExportOptions::exportLights() ) return false;
MObject lightNode = dagPath.node();
// Retrieve the Maya light object
MStatus status;
MFnLight lightFn(lightNode, &status); CHECK_STAT(status);
if (status != MStatus::kSuccess) return false;
// Get the maya light id.
String mayaLightId = mDocumentExporter->dagPathToColladaId ( dagPath );
// Generate a COLLADA id for the new object
String colladaLightId;
// Check if there is an extra attribute "colladaId" and use this as export id.
MString attributeValue;
DagHelper::getPlugValue ( lightNode, COLLADA_ID_ATTRIBUTE_NAME, attributeValue );
if ( attributeValue != EMPTY_CSTRING )
{
// Generate a valid collada name, if necessary.
colladaLightId = mDocumentExporter->mayaNameToColladaName ( attributeValue, false );
}
else
{
// Generate a COLLADA id for the new object
colladaLightId = mDocumentExporter->dagPathToColladaId ( dagPath );
}
// Make the id unique and store it in a map.
colladaLightId = mLightIdList.addId ( colladaLightId );
mMayaIdColladaIdMap [ mayaLightId ] = colladaLightId;
// Get a pointer to the stream writer.
COLLADASW::StreamWriter* streamWriter = mDocumentExporter->getStreamWriter();
// The light name
String lightName = mDocumentExporter->dagPathToColladaName ( dagPath );
// Figure out the type of light and create it
COLLADASW::Light* light = NULL;
MFn::Type type = lightNode.apiType();
switch (type)
{
case MFn::kAmbientLight:
light = new COLLADASW::AmbientLight( streamWriter, colladaLightId, lightName );
break;
case MFn::kDirectionalLight:
light = new COLLADASW::DirectionalLight( streamWriter, colladaLightId, lightName );
break;
case MFn::kSpotLight:
light = new COLLADASW::SpotLight( streamWriter, colladaLightId, lightName );
break;
case MFn::kPointLight: // Intentional pass-through
default:
light = new COLLADASW::PointLight( streamWriter, colladaLightId, lightName );
break;
}
// Export the original maya name.
light->addExtraTechniqueParameter ( PROFILE_MAYA, PARAMETER_MAYA_ID, mayaLightId );
// Get a pointer to the animation exporter.
AnimationExporter* anim = mDocumentExporter->getAnimationExporter();
bool animated = false;
// Color/Intensity are the common attributes of all lights
MColor mayaColor = lightFn.color ( &status ); CHECK_STAT(status);
COLLADASW::Color lightColor ( mayaColor.r, mayaColor.g, mayaColor.b, mayaColor.a );
animated = anim->addNodeAnimation ( lightNode, ATTR_COLOR, kColour, RGBA_PARAMETERS );
light->setColor( lightColor, animated );
float intensity = lightFn.intensity ( &status ); CHECK_STAT(status);
animated = anim->addNodeAnimation ( lightNode, ATTR_INTENSITY, kSingle );
light->setIntensity( intensity, animated );
// Export light intensity
light->addExtraTechniqueParameter(PROFILE_MAYA, ATTR_INTENSITY, intensity);
// Add the type specific attributes
if (lightNode.hasFn(MFn::kNonAmbientLight))
{
// Needed Point and Spot light types parameters: Attenuation and Attenuation_Scale
// Attenuation in COLLADA is equal to Decay in Maya.
MFnNonAmbientLight naLightFn(lightNode);
int decayRate = naLightFn.decayRate(&status); CHECK_STAT(status);
decayRate = std::min ( decayRate, 2 );
decayRate = std::max ( decayRate, 0 );
light->setConstantAttenuation ( ( decayRate == 0 ) ? 1.0f : 0.0f);
light->setLinearAttenuation ( ( decayRate == 1 ) ? 1.0f : 0.0f);
light->setQuadraticAttenuation ( ( decayRate == 2 ) ? 1.0f : 0.0f);
}
else if (lightNode.hasFn(MFn::kAmbientLight))
{
MFnAmbientLight ambientLightFn ( lightNode );
float ambientShade = ambientLightFn.ambientShade();
String paramSid = EMPTY_STRING;
animated = anim->addNodeAnimation ( lightNode, ATTR_AMBIENT_SHADE, kSingle );
if ( animated ) paramSid = ATTR_AMBIENT_SHADE;
light->addExtraTechniqueParameter ( PROFILE_MAYA, MAYA_AMBIENTSHADE_LIGHT_PARAMETER, ambientShade, paramSid );
}
if (lightNode.hasFn(MFn::kSpotLight))
{
// Put in the needed spot light type attributes : Falloff, Falloff_Scale and Angle
MFnSpotLight spotFn(lightNode);
float fallOffAngle = COLLADABU::Math::Utils::radToDegF ( (float)spotFn.coneAngle( &status ) ); CHECK_STAT(status);
animated = anim->addNodeAnimation ( lightNode, ATTR_CONE_ANGLE, ( SampleType ) ( kSingle | kAngle ) );
light->setFallOffAngle ( fallOffAngle, animated );
light->setFallOffExponent ( 1.0f );
float penumbraValue = COLLADABU::Math::Utils::radToDegF ( (float)spotFn.penumbraAngle( &status ) ); CHECK_STAT(status);
animated = anim->addNodeAnimation ( lightNode, ATTR_PENUMBRA_ANGLE, ( SampleType ) ( kSingle | kAngle ) );
// Export spot setting
float dropOff = (float)spotFn.dropOff(&status); CHECK_STAT(status);
light->addExtraTechniqueParameter(PROFILE_MAYA, MAYA_PENUMBRA_LIGHT_PARAMETER, penumbraValue);
light->addExtraTechniqueParameter(PROFILE_MAYA, MAYA_DROPOFF_LIGHT_PARAMETER, dropOff);
// TODO
// FCDLightTools::LoadPenumbra(light, penumbraValue, colladaLight->GetOuterAngle().GetAnimated());
// TODO
// animated = anim->addNodeAnimation ( lightNode, ATTR_DROP_OFF, kSingle );
// light->setDropOff ( (float) spotFn.dropOff ( &status ), animated ); CHECK_MSTATUS(status);
}
SceneElement* sceneElement = NULL;
SceneGraph* sceneGraph = mDocumentExporter->getSceneGraph();
sceneElement = sceneGraph->findElement(dagPath);
exportExtraAttributes(sceneElement, light);
addLight ( *light );
delete light;
return true;
}
bool LightsExporter::exportBlenderProfile(COLLADASW::Light &cla, Light *la)
{
cla.addExtraTechniqueParameter("blender", "type", la->type);
cla.addExtraTechniqueParameter("blender", "flag", la->flag);
cla.addExtraTechniqueParameter("blender", "mode", la->mode);
cla.addExtraTechniqueParameter("blender", "gamma", la->k, "blender_gamma");
cla.addExtraTechniqueParameter("blender", "red", la->r);
cla.addExtraTechniqueParameter("blender", "green", la->g);
cla.addExtraTechniqueParameter("blender", "blue", la->b);
cla.addExtraTechniqueParameter("blender", "shadow_r", la->shdwr, "blender_shadow_r");
cla.addExtraTechniqueParameter("blender", "shadow_g", la->shdwg, "blender_shadow_g");
cla.addExtraTechniqueParameter("blender", "shadow_b", la->shdwb, "blender_shadow_b");
cla.addExtraTechniqueParameter("blender", "energy", la->energy, "blender_energy");
cla.addExtraTechniqueParameter("blender", "dist", la->dist, "blender_dist");
cla.addExtraTechniqueParameter("blender", "spotsize", RAD2DEGF(la->spotsize));
cla.addExtraTechniqueParameter("blender", "spotblend", la->spotblend);
cla.addExtraTechniqueParameter("blender", "att1", la->att1);
cla.addExtraTechniqueParameter("blender", "att2", la->att2);
// \todo figure out how we can have falloff curve supported here
cla.addExtraTechniqueParameter("blender", "falloff_type", la->falloff_type);
cla.addExtraTechniqueParameter("blender", "clipsta", la->clipsta);
cla.addExtraTechniqueParameter("blender", "clipend", la->clipend);
cla.addExtraTechniqueParameter("blender", "bias", la->bias);
cla.addExtraTechniqueParameter("blender", "soft", la->soft);
cla.addExtraTechniqueParameter("blender", "bufsize", la->bufsize);
cla.addExtraTechniqueParameter("blender", "samp", la->samp);
cla.addExtraTechniqueParameter("blender", "buffers", la->buffers);
cla.addExtraTechniqueParameter("blender", "area_shape", la->area_shape);
cla.addExtraTechniqueParameter("blender", "area_size", la->area_size);
cla.addExtraTechniqueParameter("blender", "area_sizey", la->area_sizey);
cla.addExtraTechniqueParameter("blender", "area_sizez", la->area_sizez);
return true;
}