static void Main(string[] args) { btVector3 testvec = new btVector3(-2, 1, 0); Console.WriteLine(String.Format("Original: {0}", testvec.testStr())); btVector3 testvec2 = testvec.absolute(); Console.WriteLine(String.Format("absolute: {0}", testvec2.testStr())); Console.WriteLine(String.Format("angle:{0}", testvec.angle(testvec2))); Console.WriteLine(String.Format("closestAxis(orig):{0}", testvec.closestAxis())); btVector3 testvec3 = testvec.cross(testvec2); Console.WriteLine(String.Format("cross: {0}", testvec3.testStr())); Console.WriteLine(String.Format("distance: {0}", testvec.distance(testvec2))); Console.WriteLine(String.Format("distance2: {0}", testvec.distance2(testvec2))); Console.WriteLine(String.Format("dot: {0}", testvec.dot(testvec2))); Console.WriteLine(String.Format("furthestAxis(orig): {0}", testvec.furthestAxis())); btVector3 testvec4 = testvec.normalized(); Console.WriteLine(String.Format("normalized: {0}", testvec4.testStr())); testvec4.setInterpolate3(testvec, testvec2, 0.5f); Console.WriteLine(String.Format("interpolate3: {0}", testvec4.testStr())); testvec4.setValue(7f, -0.09f, 2.5f); Console.WriteLine(String.Format("setvec: {0}", testvec4.testStr())); testvec4.setX(5.0f); testvec4.setY(-0.25f); testvec4.setZ(90f); testvec.setValue(0, 0, -1024); testvec2.setValue(256, 256, 1024); Console.WriteLine(String.Format("setvecIndividual: {0}", testvec4.testStr())); btAxisSweep3 testbtAxisSweep3 = new btAxisSweep3(testvec, testvec2, 50); btDefaultCollisionConfiguration colconfig = new btDefaultCollisionConfiguration(); btCollisionDispatcher coldisp = new btCollisionDispatcher(colconfig); btSequentialImpulseConstraintSolver seqimpconssol = new btSequentialImpulseConstraintSolver(); btDiscreteDynamicsWorld dynamicsWorld = new btDiscreteDynamicsWorld(coldisp, testbtAxisSweep3, seqimpconssol, colconfig); dynamicsWorld.setGravity(new btVector3(0, 0, -9.87f)); Console.WriteLine(String.Format("stepWorld: {0}", dynamicsWorld.stepSimulation((6f / 60), 5, (1f / 60)))); Console.WriteLine(String.Format("stepWorld: {0}", dynamicsWorld.stepSimulation((6f / 60), 5, (1f / 60)))); Console.WriteLine(String.Format("stepWorld: {0}", dynamicsWorld.stepSimulation((6f / 60), 5, (1f / 60)))); Console.WriteLine(String.Format("stepWorld: {0}", dynamicsWorld.stepSimulation((6f / 60), 5, (1f / 60)))); btQuaternion testquat = new btQuaternion(50, 0, 0, 1); btQuaternion testquatnorm = testquat.normalized(); Console.WriteLine(String.Format("testquat: {0}", testquat.testStr())); Console.WriteLine(String.Format("testquatnormalize: {0}", testquatnorm.testStr())); Console.WriteLine(String.Format("testquatLength: {0}", testquat.length())); Console.WriteLine(String.Format("testquatnormalizeLength: {0}", testquatnorm.length())); float[] heightdata = new float[256 * 256]; for (int j = 0; j < 256 * 256; j++) { if (j % 2 == 0) { heightdata[j] = 21f; } else { heightdata[j] = 28f; } } btHeightfieldTerrainShape obj = new btHeightfieldTerrainShape(256, 256, heightdata, 1.0f, 0, 256, (int)btHeightfieldTerrainShape.UPAxis.Z, (int)btHeightfieldTerrainShape.PHY_ScalarType. PHY_FLOAT, false); btCapsuleShape cap = new btCapsuleShape(0.23f, 3); btTriangleMesh testMesh = new btTriangleMesh(true, false); testMesh.addTriangle(new btVector3(1, 0, 1), new btVector3(1, 0, -1), new btVector3(-1, 0, -1), false); testMesh.addTriangle(new btVector3(1, -1, 1), new btVector3(1, -1, -1), new btVector3(-1, -1, -1), false); testMesh.addTriangle(new btVector3(1, -1, 1), new btVector3(1, 0, 1), new btVector3(-1, -1, -1), false); testMesh.addTriangle(new btVector3(1, 0, 1), new btVector3(1, -1, -1), new btVector3(-1, 0, -1), false); testMesh.addTriangle(new btVector3(1, -1, -1), new btVector3(-1, 0, -1), new btVector3(-1, -1, -1), false); testMesh.addTriangle(new btVector3(1, -1, -1), new btVector3(1, 0, -1), new btVector3(-1, 0, -1), false); testMesh.addTriangle(new btVector3(1, 0, 1), new btVector3(1, -1, -1), new btVector3(1, 0, -1), false); testMesh.addTriangle(new btVector3(1, -1, 1), new btVector3(1, -1, -1), new btVector3(1, 0, 1), false); btGImpactMeshShape meshtest = new btGImpactMeshShape(testMesh); meshtest.updateBound(); btRigidBody groundbody = new btRigidBody(0, new btDefaultMotionState( new btTransform(new btQuaternion(0, 0, 0, 1), new btVector3(128, 128, 256f / 2f))), obj, new btVector3(0, 0, 0)); btRigidBody capbody = new btRigidBody(200, new btDefaultMotionState( new btTransform(new btQuaternion(0, 0, 0, 1), new btVector3(128, 128, 25))), cap, new btVector3(0, 0, 0)); btRigidBody meshbody = new btRigidBody(200, new btDefaultMotionState( new btTransform(new btQuaternion(0, 0, 0, 1), new btVector3(128, 128, 29))), meshtest, new btVector3(0, 0, 0)); btRigidBodyConstructionInfo constructioninfotest = new btRigidBodyConstructionInfo(); constructioninfotest.m_collisionShape = new btBoxShape(new btVector3(0.5f, 0.5f, 0.5f)); constructioninfotest.m_localInertia = new btVector3(0, 0, 0); constructioninfotest.m_motionState = new btDefaultMotionState(new btTransform(new btQuaternion(0.3f, -0.4f, 0.8f, 0.1f), new btVector3(128.5f, 128, 25)), new btTransform(new btQuaternion(0, 0, 0, 1), new btVector3(0, 0.25f, 0))); constructioninfotest.m_startWorldTransform = new btTransform(new btQuaternion(0, 0, 0, 1), new btVector3(0, 0, 0)); constructioninfotest.m_mass = 2000000; constructioninfotest.m_linearDamping = 0; constructioninfotest.m_angularDamping = 0; constructioninfotest.m_friction = 0.1f; constructioninfotest.m_restitution = 0; constructioninfotest.m_linearSleepingThreshold = 0.8f; constructioninfotest.m_angularSleepingThreshold = 1; constructioninfotest.m_additionalDamping = false; constructioninfotest.m_additionalDampingFactor = 0.005f; constructioninfotest.m_additionalLinearDampingThresholdSqr = 0.01f; constructioninfotest.m_additionalAngularDampingThresholdSqr = 0.01f; constructioninfotest.m_additionalAngularDampingFactor = 0.01f; constructioninfotest.commit(); btGImpactCollisionAlgorithm.registerAlgorithm(coldisp); btRigidBody cubetest = new btRigidBody(constructioninfotest); dynamicsWorld.addRigidBody(groundbody); dynamicsWorld.addRigidBody(cubetest); dynamicsWorld.addRigidBody(capbody); dynamicsWorld.addRigidBody(meshbody); int frame = 0; for (int i = 0; i < 26; i++) { int frames = dynamicsWorld.stepSimulation(((i % 60) / 60f), 10, (1f / 60)); frame += frames; Console.WriteLine(String.Format("Cube: frame {0} frames: {1} POS:{2}, quat:{3}", frame, frames, cubetest.getInterpolationWorldTransform().getOrigin().testStr(), cubetest.getWorldTransform().getRotation().testStr())); Console.WriteLine(String.Format("Cap: frame {0} frames: {1} POS:{2}, quat:{3}", frame, frames, capbody.getInterpolationWorldTransform().getOrigin().testStr(), capbody.getWorldTransform().getRotation().testStr())); Console.WriteLine(String.Format("Mesh: frame {0} frames: {1} POS:{2}, quat:{3}", frame, frames, meshbody.getInterpolationWorldTransform().getOrigin().testStr(), meshbody.getWorldTransform().getRotation().testStr())); } dynamicsWorld.removeRigidBody(meshbody); dynamicsWorld.removeRigidBody(capbody); dynamicsWorld.removeRigidBody(cubetest); dynamicsWorld.removeRigidBody(groundbody); cubetest.Dispose(); groundbody.Dispose(); capbody.Dispose(); cap.Dispose(); obj.Dispose(); testbtAxisSweep3.Dispose(); dynamicsWorld.Dispose(); coldisp.Dispose(); colconfig.Dispose(); seqimpconssol.Dispose(); testvec.Dispose(); testvec2.Dispose(); testvec3.Dispose(); testvec4.Dispose(); }
/*@brief Return the angle between two vectors */ public double btAngle( ref btVector3 v1, ref btVector3 v2 ) { return v1.angle( ref v2 ); }