add Shape::getVerletPoints()

libraries/shared/src/Shape.h

@@ -15,8 +15,10 @@
 #include <glm/glm.hpp>
 #include <glm/gtc/quaternion.hpp>
 #include <QtGlobal>
+#include <QVector>
 
 class PhysicsEntity;
+class VerletPoint;
 
 const float MAX_SHAPE_MASS = 1.0e18f; // something less than sqrt(FLT_MAX)
 
@@ -73,6 +75,8 @@ public:
     /// \return volume of shape in cubic meters
     virtual float getVolume() const { return 1.0; }
 
+    virtual void getVerletPoints(QVector<VerletPoint*>& points) {}
+
 protected:
     // these ctors are protected (used by derived classes only)
     Shape(Type type) : _type(type), _owningEntity(NULL), _boundingRadius(0.f), _translation(0.f), _rotation() {

libraries/shared/src/VerletCapsuleShape.cpp

@@ -111,6 +111,11 @@ void VerletCapsuleShape::applyAccumulatedDelta() {
     _endPoint->applyAccumulatedDelta();
 }
 
+void VerletCapsuleShape::getVerletPoints(QVector<VerletPoint*>& points) {
+    points.push_back(_startPoint);
+    points.push_back(_endPoint);
+}
+
 // virtual
 float VerletCapsuleShape::getHalfHeight() const {
     return 0.5f * glm::distance(_startPoint->_position, _endPoint->_position);

libraries/shared/src/VerletCapsuleShape.h

@@ -47,6 +47,7 @@ public:
     float computeEffectiveMass(const glm::vec3& penetration, const glm::vec3& contactPoint);
     void accumulateDelta(float relativeMassFactor, const glm::vec3& penetration);
     void applyAccumulatedDelta();
+    virtual void getVerletPoints(QVector<VerletPoint*>& points);
 
     //float getRadius() const { return _radius; }
     virtual float getHalfHeight() const;

libraries/shared/src/VerletSphereShape.cpp

@@ -48,3 +48,7 @@ void VerletSphereShape::accumulateDelta(float relativeMassFactor, const glm::vec
 void VerletSphereShape::applyAccumulatedDelta() {
     _point->applyAccumulatedDelta();
 }
+
+void VerletSphereShape::getVerletPoints(QVector<VerletPoint*>& points) {
+    points.push_back(_point);
+}

libraries/shared/src/VerletSphereShape.h

@@ -38,6 +38,8 @@ public:
     float computeEffectiveMass(const glm::vec3& penetration, const glm::vec3& contactPoint);
     void accumulateDelta(float relativeMassFactor, const glm::vec3& penetration);
     void applyAccumulatedDelta();
+    void getVerletPoints(QVector<VerletPoint*>& points);
+
 
 protected:
     // NOTE: VerletSphereShape does NOT own its _point