bool ColladaSceneNode::IsAnimated(FCDSceneNode * originalNode)
{
for (int t = 0; t < (int)originalNode->GetTransformCount(); ++t)
{
FCDTransform * transform = originalNode->GetTransform(t);
if (transform->IsAnimated()) // process all animations to make CalculateWorldTransform work
{
return true;
}
if (transform->GetType() == FCDTransform::TRANSLATION)
{
FCDTTranslation * translation = dynamic_cast<FCDTTranslation*>(transform);
if (translation->IsAnimated())
{
return true;
}
}else if (transform->GetType() == FCDTransform::ROTATION)
{
FCDTRotation * rotation = dynamic_cast<FCDTRotation*>(transform);
if (rotation->IsAnimated())
{
return true;
}
}
}
return false;
}
FMMatrix44 ColladaSceneNode::CalculateTransformForTime(FCDSceneNode * originalNode, float32 time)
{
FMMatrix44 colladaLocalMatrix;
colladaLocalMatrix = FMMatrix44::Identity;// = FMMatrix44::Identity();
for (int t = 0; t < (int)originalNode->GetTransformCount(); ++t)
{
FCDTransform * transform = originalNode->GetTransform(t);
if (transform->IsAnimated()) // process all animations to make CalculateWorldTransform work
{
FCDAnimated * animated = transform->GetAnimated();
animated->Evaluate(time);
}
if (transform->GetType() == FCDTransform::TRANSLATION)
{
FCDTTranslation * translation = dynamic_cast<FCDTTranslation*>(transform);
FMVector3 point = FMVector3(0.0f, 0.0f, 0.0f);
point = translation->GetTranslation();
if (transform->IsAnimated())
{
FCDAnimationCurve* curve;
// look for x animation
curve = transform->GetAnimated()->FindCurve(".X");
if (curve != 0)
point.x = curve->Evaluate(time);
// look for y animation
curve = transform->GetAnimated()->FindCurve(".Y");
if (curve != 0)
point.y = curve->Evaluate(time);
// look for z animation
curve = transform->GetAnimated()->FindCurve(".Z");
if (curve != 0)
point.z = curve->Evaluate(time);
}
colladaLocalMatrix = colladaLocalMatrix * FMMatrix44::TranslationMatrix(point);
}else if (transform->GetType() == FCDTransform::ROTATION)
{
FCDTRotation * rotation = dynamic_cast<FCDTRotation*>(transform);
FMVector3 axis = FMVector3(0.0f, 0.0f, 0.0f);
float angle = 0;
axis = rotation->GetAxis();
angle = rotation->GetAngle();
if (rotation->IsAnimated())
{
FCDAnimationCurve* curve;
// look for x animation
curve = rotation->GetAnimated()->FindCurve(".X");
if (curve != 0)
axis.x = curve->Evaluate(time);
// look for y animation
curve = rotation->GetAnimated()->FindCurve(".Y");
if (curve != 0)
axis.y = curve->Evaluate(time);
// look for z animation
curve = rotation->GetAnimated()->FindCurve(".Z");
if (curve != 0)
axis.z = curve->Evaluate(time);
// look for z animation
curve = rotation->GetAnimated()->FindCurve(".ANGLE");
if (curve != 0)
angle = curve->Evaluate(time);
}
colladaLocalMatrix = colladaLocalMatrix * FMMatrix44::AxisRotationMatrix(axis, angle * PI / 180.0f);
}else
{
colladaLocalMatrix = colladaLocalMatrix * transform->ToMatrix();
}
}
return colladaLocalMatrix;
}