void RigidBody::SetPosition(Vector3 position)
{
if (body_)
{
btTransform& worldTrans = body_->getWorldTransform();
worldTrans.setOrigin(ToBtVector3(position + ToQuaternion(worldTrans.getRotation()) * centerOfMass_));
// When forcing the physics position, set also interpolated position so that there is no jitter
btTransform interpTrans = body_->getInterpolationWorldTransform();
interpTrans.setOrigin(worldTrans.getOrigin());
body_->setInterpolationWorldTransform(interpTrans);
Activate();
MarkNetworkUpdate();
}
}
void Node::Load(const pugi::xml_node& node)
{
CHECK_ASSERT(name_ == node.attribute("name").as_string());
Vertex3 position(VECTOR3_ZERO);
auto posAtt = node.attribute("position");
if (posAtt)
position = ToVertex3(posAtt.as_string());
SetPosition(position);
Quaternion orientation(QUATERNION_IDENTITY);
auto rotAtt = node.attribute("orientation");
if (rotAtt)
orientation = ToQuaternion(rotAtt.as_string());
SetOrientation(orientation);
Vertex3 scale(VECTOR3_ONE);
auto scaAtt = node.attribute("scale");
if (scaAtt)
scale = ToVertex3(scaAtt.as_string());
SetScale(scale);
}
Animations AssimpModelImporter::ImportAnimations() const {
Animations animations;
if (scene->HasAnimations()) {
for(U32 i = 0; i < scene->mNumAnimations; ++i) {
aiAnimation* animation = scene->mAnimations[i];
string animationName = animation->mName.C_Str();
vector<AnimationChannel>& channels = animations[animationName];
if (animationName.empty()) {
throw Exception("AssimpImporter: Undefined animation name.");
}
for(U32 j = 0; j < animation->mNumChannels; ++j) {
aiNodeAnim* nodeAnim = animation->mChannels[j];
string channelName = nodeAnim->mNodeName.C_Str();
AnimationChannel channel(channelName);
for(U32 p = 0; p < nodeAnim->mNumPositionKeys; ++p) {
aiVectorKey key = nodeAnim->mPositionKeys[p];
channel.keys[(U32) key.mTime].position = ToVector3f(key.mValue);
}
for(U32 s = 0; s < nodeAnim->mNumScalingKeys; ++s) {
aiVectorKey key = nodeAnim->mScalingKeys[s];
channel.keys[(U32) key.mTime].scale = ToVector3f(key.mValue);
}
for(U32 r = 0; r < nodeAnim->mNumRotationKeys; ++r) {
aiQuatKey key = nodeAnim->mRotationKeys[r];
channel.keys[(U32) key.mTime].rotation = ToQuaternion(key.mValue);
}
channels.push_back(channel);
}
}
}
return animations;
}
void RigidBody::SetPosition(const Vector3& position)
{
if (body_)
{
btTransform& worldTrans = body_->getWorldTransform();
worldTrans.setOrigin(ToBtVector3(position + ToQuaternion(worldTrans.getRotation()) * centerOfMass_));
// When forcing the physics position, set also interpolated position so that there is no jitter
// When not inside the simulation loop, this may lead to erratic movement of parented rigidbodies
// so skip in that case
if (physicsWorld_->IsSimulating())
{
btTransform interpTrans = body_->getInterpolationWorldTransform();
interpTrans.setOrigin(worldTrans.getOrigin());
body_->setInterpolationWorldTransform(interpTrans);
}
Activate();
MarkNetworkUpdate();
}
}
void Camera::Load(const pugi::xml_node& node)
{
name_ = node.attribute("name").as_string();
Vertex3 position = ToVertex3(node.attribute("position").as_string());
SetPosition(position);
fovy_ = node.attribute("fovy").as_float();
zNear_ = node.attribute("zNear").as_float();
zFar_ = node.attribute("zFar").as_float();
isOrtho_ = node.attribute("isOrtho").as_bool();
orthoScale_ = node.attribute("orthoScale").as_float();
sensorFit_ = (CameraSensorFit)node.attribute("sensorFit").as_int();
Quaternion orientation = ToQuaternion(node.attribute("orientation").as_string());
SetOrientation(orientation);
LoadChildren(node);
isDirty_ = true;
SetUniformsNeedUpdate();
}
void RigidBody::SetPosition(const Vector3& position)
{
if (body_)
{
btTransform& worldTrans = body_->getWorldTransform();
worldTrans.setOrigin(ToBtVector3(position + ToQuaternion(worldTrans.getRotation()) * centerOfMass_));
// When forcing the physics position, set also interpolated position so that there is no jitter
// When not inside the simulation loop, this may lead to erratic movement of parented rigidbodies
// so skip in that case. Exception made before first simulation tick so that interpolation position
// of e.g. instantiated prefabs will be correct from the start
if (!hasSimulated_ || physicsWorld_->IsSimulating())
{
btTransform interpTrans = body_->getInterpolationWorldTransform();
interpTrans.setOrigin(worldTrans.getOrigin());
body_->setInterpolationWorldTransform(interpTrans);
}
Activate();
MarkNetworkUpdate();
}
}
Quaternion XMLElement::GetQuaternion(const ea::string& name) const
{
return ToQuaternion(GetAttribute(name));
}
Quaternion ToQuaternion(const String& source)
{
return ToQuaternion(source.CString());
}
void Variant::FromString(VariantType type, const char* value)
{
switch (type)
{
case VAR_INT:
*this = ToInt(value);
break;
case VAR_INT64:
*this = ToInt64(value);
break;
case VAR_BOOL:
*this = ToBool(value);
break;
case VAR_FLOAT:
*this = ToFloat(value);
break;
case VAR_VECTOR2:
*this = ToVector2(value);
break;
case VAR_VECTOR3:
*this = ToVector3(value);
break;
case VAR_VECTOR4:
*this = ToVector4(value);
break;
case VAR_QUATERNION:
*this = ToQuaternion(value);
break;
case VAR_COLOR:
*this = ToColor(value);
break;
case VAR_STRING:
*this = value;
break;
case VAR_BUFFER:
{
SetType(VAR_BUFFER);
PODVector<unsigned char>& buffer = *(reinterpret_cast<PODVector<unsigned char>*>(&value_));
StringToBuffer(buffer, value);
}
break;
case VAR_VOIDPTR:
// From string to void pointer not supported, set to null
*this = (void*)0;
break;
case VAR_RESOURCEREF:
{
StringVector values = String::Split(value, ';');
if (values.Size() == 2)
{
SetType(VAR_RESOURCEREF);
ResourceRef& ref = *(reinterpret_cast<ResourceRef*>(&value_));
ref.type_ = values[0];
ref.name_ = values[1];
}
}
break;
case VAR_RESOURCEREFLIST:
{
StringVector values = String::Split(value, ';', true);
if (values.Size() >= 1)
{
SetType(VAR_RESOURCEREFLIST);
ResourceRefList& refList = *(reinterpret_cast<ResourceRefList*>(&value_));
refList.type_ = values[0];
refList.names_.Resize(values.Size() - 1);
for (unsigned i = 1; i < values.Size(); ++i)
refList.names_[i - 1] = values[i];
}
}
break;
case VAR_INTRECT:
*this = ToIntRect(value);
break;
case VAR_INTVECTOR2:
*this = ToIntVector2(value);
break;
case VAR_INTVECTOR3:
*this = ToIntVector3(value);
break;
case VAR_PTR:
// From string to RefCounted pointer not supported, set to null
*this = (RefCounted*)0;
break;
case VAR_MATRIX3:
*this = ToMatrix3(value);
break;
case VAR_MATRIX3X4:
*this = ToMatrix3x4(value);
break;
case VAR_MATRIX4:
*this = ToMatrix4(value);
break;
case VAR_DOUBLE:
*this = ToDouble(value);
break;
case VAR_RECT:
*this = ToRect(value);
break;
default:
SetType(VAR_NONE);
}
}
void RigidBody::UpdateMass()
{
if (!body_ || !enableMassUpdate_)
return;
btTransform principal;
principal.setRotation(btQuaternion::getIdentity());
principal.setOrigin(btVector3(0.0f, 0.0f, 0.0f));
// Calculate center of mass shift from all the collision shapes
unsigned numShapes = (unsigned)compoundShape_->getNumChildShapes();
if (numShapes)
{
PODVector<float> masses(numShapes);
for (unsigned i = 0; i < numShapes; ++i)
{
// The actual mass does not matter, divide evenly between child shapes
masses[i] = 1.0f;
}
btVector3 inertia(0.0f, 0.0f, 0.0f);
compoundShape_->calculatePrincipalAxisTransform(&masses[0], principal, inertia);
}
// Add child shapes to shifted compound shape with adjusted offset
while (shiftedCompoundShape_->getNumChildShapes())
shiftedCompoundShape_->removeChildShapeByIndex(shiftedCompoundShape_->getNumChildShapes() - 1);
for (unsigned i = 0; i < numShapes; ++i)
{
btTransform adjusted = compoundShape_->getChildTransform(i);
adjusted.setOrigin(adjusted.getOrigin() - principal.getOrigin());
shiftedCompoundShape_->addChildShape(adjusted, compoundShape_->getChildShape(i));
}
// If shifted compound shape has only one child with no offset/rotation, use the child shape
// directly as the rigid body collision shape for better collision detection performance
bool useCompound = !numShapes || numShapes > 1;
if (!useCompound)
{
const btTransform& childTransform = shiftedCompoundShape_->getChildTransform(0);
if (!ToVector3(childTransform.getOrigin()).Equals(Vector3::ZERO) ||
!ToQuaternion(childTransform.getRotation()).Equals(Quaternion::IDENTITY))
useCompound = true;
}
body_->setCollisionShape(useCompound ? shiftedCompoundShape_ : shiftedCompoundShape_->getChildShape(0));
// If we have one shape and this is a triangle mesh, we use a custom material callback in order to adjust internal edges
if (!useCompound && body_->getCollisionShape()->getShapeType() == SCALED_TRIANGLE_MESH_SHAPE_PROXYTYPE &&
physicsWorld_->GetInternalEdge())
body_->setCollisionFlags(body_->getCollisionFlags() | btCollisionObject::CF_CUSTOM_MATERIAL_CALLBACK);
else
body_->setCollisionFlags(body_->getCollisionFlags() & ~btCollisionObject::CF_CUSTOM_MATERIAL_CALLBACK);
// Reapply rigid body position with new center of mass shift
Vector3 oldPosition = GetPosition();
centerOfMass_ = ToVector3(principal.getOrigin());
SetPosition(oldPosition);
// Calculate final inertia
btVector3 localInertia(0.0f, 0.0f, 0.0f);
if (mass_ > 0.0f)
shiftedCompoundShape_->calculateLocalInertia(mass_, localInertia);
body_->setMassProps(mass_, localInertia);
body_->updateInertiaTensor();
// Reapply constraint positions for new center of mass shift
if (node_)
{
for (PODVector<Constraint*>::Iterator i = constraints_.Begin(); i != constraints_.End(); ++i)
(*i)->ApplyFrames();
}
}
Quaternion RigidBody::GetRotation() const
{
return body_ ? ToQuaternion(body_->getWorldTransform().getRotation()) : Quaternion::IDENTITY;
}
void Variant::FromString(VariantType type, const char* value)
{
switch (type)
{
case VAR_INT:
*this = ToInt(value);
break;
case VAR_BOOL:
*this = ToBool(value);
break;
case VAR_FLOAT:
*this = ToFloat(value);
break;
case VAR_VECTOR2:
*this = ToVector2(value);
break;
case VAR_VECTOR3:
*this = ToVector3(value);
break;
case VAR_VECTOR4:
*this = ToVector4(value);
break;
case VAR_QUATERNION:
*this = ToQuaternion(value);
break;
case VAR_COLOR:
*this = ToColor(value);
break;
case VAR_STRING:
*this = value;
break;
case VAR_BUFFER:
{
SetType(VAR_BUFFER);
PODVector<unsigned char>& buffer = *(reinterpret_cast<PODVector<unsigned char>*>(&value_));
Vector<String> values = String::Split(value, ' ');
buffer.Resize(values.Size());
for (unsigned i = 0; i < values.Size(); ++i)
buffer[i] = ToInt(values[i]);
}
break;
case VAR_PTR:
*this = (void*)0;
break;
case VAR_RESOURCEREF:
{
Vector<String> values = String::Split(value, ';');
if (values.Size() == 2)
{
SetType(VAR_RESOURCEREF);
ResourceRef& ref = *(reinterpret_cast<ResourceRef*>(&value_));
ref.type_ = ShortStringHash(values[0]);
ref.id_ = StringHash(values[1]);
}
}
break;
case VAR_RESOURCEREFLIST:
{
Vector<String> values = String::Split(value, ';');
if (values.Size() >= 1)
{
SetType(VAR_RESOURCEREFLIST);
ResourceRefList& refList = *(reinterpret_cast<ResourceRefList*>(&value_));
refList.type_ = ShortStringHash(values[0]);
refList.ids_.Resize(values.Size() - 1);
for (unsigned i = 1; i < values.Size(); ++i)
refList.ids_[i - 1] = StringHash(values[i]);
}
}
break;
case VAR_INTRECT:
*this = ToIntRect(value);
break;
case VAR_INTVECTOR2:
*this = ToIntVector2(value);
break;
default:
SetType(VAR_NONE);
}
}
Mat3Ref Matrix3::Orthonormalize(void)
{
//return Quat().SetFromMatrix(*this).Normalize().ToMatrix(*this);
return ToMatrix3(ToQuaternion(*this).Normalized());
}
Quaternion JSONValue::GetQuaternion(unsigned index) const
{
return ToQuaternion(GetCString(index));
}
Quaternion JSONValue::GetQuaternion(const String& name) const
{
return ToQuaternion(GetCString(name));
}