State::State(double mass, const Vector2D& gravMod, const Vector2D& position, const Vector2D& velocity, double restitution, double static_friction, double kinetic_friction)
: _mass(mass), _gravMod(gravMod), _position(position), _velocity(velocity), _acceleration(0.0, 0.0), _forces(), _impulses(), _active(true), _mat(restitution, static_friction, kinetic_friction), _bounding_rectangle(nullptr), _collision_shape(nullptr), _density(), _damper(DEFAULT_DAMPER_VALUE) {
SetBoundingRectangle(_bounding_rectangle);
SetCollisionShape(_collision_shape);
_density = CalculateDensity();
}
State::State(const State& other)
: _mass(other._mass), _gravMod(other._gravMod), _position(other._position), _velocity(other._velocity), _acceleration(other._acceleration), _forces(other._forces), _impulses(other._impulses), _active(other._active), _mat(other._mat), _bounding_rectangle(nullptr), _collision_shape(nullptr), _density(), _damper(DEFAULT_DAMPER_VALUE) {
SetBoundingRectangle(other._bounding_rectangle);
SetCollisionShape(other._collision_shape);
_density = CalculateDensity();
}
/*
*************************
Parses and XML collision file
Uses Tinyxml
*************************
*/
bool CollisionParser::ParseCollision (list <BOUNDING_COLLISION*> *pBList, const char *pFile)
{
std::string f0=pFile;
std::string f=stx_convertpath(f0).c_str();
TiXmlDocument *mXmlDoc = new TiXmlDocument(f.c_str());
// Fatal error, cannot load
if (!mXmlDoc->LoadFile()) return 0;
// Document root
TiXmlElement *mXBoundingAreas = 0;
mXBoundingAreas = mXmlDoc->FirstChildElement("bounding_areas");
if (!mXBoundingAreas)
{
Debug->Header ("Invalid name for document root, should be <bounding_areas>", 2);
mXmlDoc->Clear();
delete mXmlDoc;
return 0;
}
// ----- Triangle -----
TiXmlElement *mXTriangle = 0;
mXTriangle = mXBoundingAreas->FirstChildElement("triangle");
while (mXTriangle)
{
if (mXTriangle->Attribute("id") &&
mXTriangle->Attribute("ax") &&
mXTriangle->Attribute("ay") &&
mXTriangle->Attribute("bx") &&
mXTriangle->Attribute("by") &&
mXTriangle->Attribute("cx") &&
mXTriangle->Attribute("cy"))
{
std::string mId(mXTriangle->Attribute("id"));
//LOG_PRINT("SetBoundingTriangle mId.c_str()=%s\n",mId.c_str())
SetBoundingTriangle (pBList,
(char*)mId.c_str(),
atoi (mXTriangle->Attribute("ax")),
atoi (mXTriangle->Attribute("ay")),
atoi (mXTriangle->Attribute("bx")),
atoi (mXTriangle->Attribute("by")),
atoi (mXTriangle->Attribute("cx")),
atoi (mXTriangle->Attribute("cy")));
}
else
{
Debug->Header ("The triangle doesn't have all the attributes", 2);
mXmlDoc->Clear();
delete mXmlDoc;
return 0;
}
// Move to the next element
mXTriangle = mXTriangle->NextSiblingElement("triangle");
}
// ----- Circle -----
TiXmlElement *mXCircle = 0;
mXCircle = mXBoundingAreas->FirstChildElement("circle");
while (mXCircle)
{
if (mXCircle->Attribute("id") &&
mXCircle->Attribute("x") &&
mXCircle->Attribute("y") &&
mXCircle->Attribute("radius"))
{
std::string mId(mXCircle->Attribute("id"));
//LOG_PRINT("SetBoundingCircle mId.c_str()=%s\n",mId.c_str())
SetBoundingCircle (pBList,
(char*)mId.c_str(),
atoi (mXCircle->Attribute("x")),
atoi (mXCircle->Attribute("y")),
atoi (mXCircle->Attribute("radius")));
}
else
{
Debug->Header ("The circle doesn't have all the attributes", 2);
mXmlDoc->Clear();
delete mXmlDoc;
return 0;
}
// Move to the next element
mXCircle = mXCircle->NextSiblingElement("circle");
}
// ----- Rectangle -----
TiXmlElement *mXRectangle= 0;
mXRectangle = mXBoundingAreas->FirstChildElement("rectangle");
//LOG_FNLN
while (mXRectangle)
{
if (mXRectangle->Attribute("id") &&
mXRectangle->Attribute("x") &&
mXRectangle->Attribute("y") &&
mXRectangle->Attribute("width") &&
mXRectangle->Attribute("height"))
{
std::string mId(mXRectangle->Attribute("id"));
//LOG_PRINT("SetBoundingRectangle mId.c_str()=%s\n",mId.c_str())
SetBoundingRectangle (pBList,
(char*)mId.c_str(),
atoi (mXRectangle->Attribute("x")),
atoi (mXRectangle->Attribute("y")),
atoi (mXRectangle->Attribute("width")),
atoi (mXRectangle->Attribute("height")));
}
else
{
Debug->Header ("The rectangle doesn't have all the attributes", 2);
mXmlDoc->Clear();
delete mXmlDoc;
return 0;
}
// Move to the next element
mXRectangle = mXRectangle->NextSiblingElement("rectangle");
}
// Delete our allocated document and return success )
mXmlDoc->Clear();
delete mXmlDoc;
return 1;
}