Changeset 4184 in orxonox.OLD for orxonox/branches/physics/src/util/physics/fields/twirl.cc

Timestamp:

May 14, 2005, 10:27:47 PM (19 years ago)

Author:

bensch

Message:

orxonox/branches/physics: new forces added

File:

• orxonox/branches/physics/src/util/physics/fields/twirl.cc (copied) (copied from orxonox/branches/physics/src/util/physics/fields/gravity.cc) (4 diffs)

orxonox/branches/physics/src/util/physics/fields/twirl.cc

@@ -16 +16 @@
 //#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_
 
-#include "gravity.h"
+#include "twirl.h"
 
 using namespace std;
@@ -25 +25 @@
    \todo this constructor is not jet implemented - do it
 */
-Gravity::Gravity () 
+Twirl::Twirl () 
 {
-   this->setClassName ("Gravity");
+   this->setClassName ("Twirl");
 }
 
@@ -35 +35 @@
 
 */
-Gravity::~Gravity () 
+Twirl::~Twirl () 
 {
   // delete what has to be deleted here
@@ -41 +41 @@
 
 /**
-   \brief calculates the Gravity on any point in space
-   \param data The Position of the Point in space to attache gravity to.
+   \brief calculates the Twirl on any point in space
+   \param data The Position of the Point in space to attache twirl to.
    \returns The force.
 */
-Vector Gravity::calcForce(const Vector& data) const
+Vector Twirl::calcForce(const Vector& data) const
 {
-  return /*(this->getAbsDir().apply(Vector(0,1,0)))*/ Vector(0,-1,0) * this->getMagnitude();
+  return /*this->getAbsDir()*/ Vector(0,1,0).cross(this->getAbsCoor() - data)
+    * this->getMagnitude();
 }