vrsode/src/SphereShape.cpp

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#include "SphereShape.h"
#include "PhysicsManager.h"

#include <vrs/colorattribute.h>
#include <vrs/constantdetail.h>
#include <vrs/facestyle.h>
#include <vrs/rotation.h>
#include <vrs/sphere.h>
#include <vrs/translation.h>

namespace vrsode
{

SphereShape::SphereShape(VRS::Bounds p_bounds) : Shape()
{
    setCollisionShape(CS_Sphere);
    setOffsetCenter(p_bounds.center());

    m_bounds = p_bounds;

    createDebugNode();
    createGeometry();
}

SphereShape::~SphereShape()
{

}

void
SphereShape::createGeometry()
{
    // RU_SYNCHRONIZE(PhysicsManager::get());
    setGeomId(dCreateSphere(0, radius()));
}

void
SphereShape::createDebugNode()
{
    debugNode()->clear();
    
    if(!debugNodeActive())
        return;
    
    debugNode()->append(new VRS::ColorAttribute(1.0, 0.3, 0.3, 0.3));
    debugNode()->append(new VRS::Translation(offsetCenter()));
    debugNode()->append(new VRS::ConstantDetail(8, 8));
    debugNode()->append(new VRS::Sphere(radius() + 0.1));
}

void
SphereShape::setRadius(double p_radius)
{
    // RU_SYNCHRONIZE(PhysicsManager::get());
    m_bounds = VRS::Bounds(VRS::Vector(-p_radius, -p_radius, -p_radius),
                           VRS::Vector(p_radius, p_radius, p_radius));
    createDebugNode();
    dGeomSphereSetRadius(geomId(), p_radius);
}

double
SphereShape::radius()
{
    double sX  = m_bounds.getURB()[0] - m_bounds.getLLF()[0];
    double sY  = m_bounds.getURB()[1] - m_bounds.getLLF()[1];
    double sZ  = m_bounds.getURB()[2] - m_bounds.getLLF()[2];
    return fmax(sX, fmax(sY, sZ)) / 2.0;
}

void
SphereShape::setBounds(VRS::Bounds p_bounds)
{
    // RU_SYNCHRONIZE(PhysicsManager::get());
    m_bounds = p_bounds;
    createDebugNode();
    dGeomSphereSetRadius(geomId(), radius());
}

VRS::Bounds
SphereShape::bounds()
{
    return m_bounds;
}

}

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