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C++ dgInt32函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中dgInt32函数的典型用法代码示例。如果您正苦于以下问题：C++ dgInt32函数的具体用法？C++ dgInt32怎么用？C++ dgInt32使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了dgInt32函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: dgAssert

void dgWorld::InitBody (dgBody* const body, dgCollisionInstance* const collision, const dgMatrix& matrix)
{
	dgAssert (collision);

	m_bodiesUniqueID ++;
	body->m_world = this;

	body->m_spawnnedFromCallback = dgUnsigned32 (m_inUpdate ? true : false);
	body->m_uniqueID = dgInt32 (m_bodiesUniqueID);

	dgBodyMasterList::AddBody(body);

	body->SetCentreOfMass (dgVector (dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (1.0f))); 
	body->SetLinearDamping (dgFloat32 (0.1045f)) ;
	body->SetAngularDamping (dgVector (dgFloat32 (0.1045f), dgFloat32 (0.1045f), dgFloat32 (0.1045f), dgFloat32 (0.0f)));

	body->AttachCollision(collision);
	body->m_bodyGroupId = dgInt32 (m_defualtBodyGroupID);

	dgMatrix inertia (dgGetIdentityMatrix());
	inertia[0][0] = DG_INFINITE_MASS;
	inertia[1][1] = DG_INFINITE_MASS;
	inertia[2][2] = DG_INFINITE_MASS;
	body->SetMassMatrix (DG_INFINITE_MASS * dgFloat32 (2.0f), inertia);
	body->SetMatrix (matrix);
	if (!body->GetCollision()->IsType (dgCollision::dgCollisionNull_RTTI)) {
		m_broadPhase->Add (body);
	}
}
开发者ID:hhyyrylainen，项目名称:newton-dynamics，代码行数:29，代码来源:dgWorld.cpp


示例2: dgFloat32

dgFloat32 dgCollisionScene::RayCast(const dgVector& localP0,
    const dgVector& localP1, dgContactPoint& contactOut,
    OnRayPrecastAction preFilter, const dgBody* const body,
    void* const userData) const
{
  const dgNode *stackPool[DG_SCENE_MAX_STACK_DEPTH];

  if (!m_rootNode)
  {
    return dgFloat32(1.2f);
  }

  dgInt32 stack = 1;
  stackPool[0] = m_rootNode;
  dgFloat32 maxParam = dgFloat32(1.2f);

//int xxx = 0;
  dgFastRayTest ray(localP0, localP1);
  while (stack)
  {
    stack--;
    const dgNode* const me = stackPool[stack];

//xxx ++;
    if (ray.BoxTest(me->m_minBox, me->m_maxBox))
    {
      if (!me->m_left)
      {
        _ASSERTE(!me->m_right);
        dgContactPoint tmpContactOut;
        const dgProxy* const proxy = (dgProxy*) me;
        dgVector l0(proxy->m_matrix.UntransformVector(localP0));
        dgVector l1(proxy->m_matrix.UntransformVector(localP1));
        dgFloat32 param = proxy->m_shape->RayCast(l0, l1, tmpContactOut,
            preFilter, body, userData);
        _ASSERTE(param >= dgFloat32 (0.0f));
        if (param < maxParam)
        {
          contactOut.m_normal = proxy->m_matrix.RotateVector(
              tmpContactOut.m_normal);
          maxParam = param;
          ray.Reset(maxParam);
        }
      }
      else
      {
        _ASSERTE(me->m_left);
        _ASSERTE(stack < dgInt32 (sizeof (stackPool) / sizeof (dgNode*)));
        stackPool[stack] = me->m_left;
        stack++;

        _ASSERTE(me->m_right);
        _ASSERTE(stack < dgInt32 (sizeof (stackPool) / sizeof (dgNode*)));
        stackPool[stack] = me->m_right;
        stack++;
      }
    }
  }
  return maxParam;
}
开发者ID:Evil-Spirit，项目名称:Nutmeg，代码行数:60，代码来源:dgCollisionScene.cpp


示例3: AddFilterFace

  dgInt32 AddFilterFace(dgUnsigned32 count, dgInt32* const pool)
  {
    BeginFace();
    _ASSERTE(count);
    bool reduction = true;
    while (reduction && !AddFace(dgInt32(count), pool))
    {
      reduction = false;
      if (count > 3)
      {
        for (dgUnsigned32 i = 0; i < count; i++)
        {
          for (dgUnsigned32 j = i + 1; j < count; j++)
          {
            if (pool[j] == pool[i])
            {
              for (i = j; i < count - 1; i++)
              {
                pool[i] = pool[i + 1];
              }
              count--;
              i = count;
              reduction = true;
              break;
            }
          }
        }
      }
    }
    EndFace();

    _ASSERTE(reduction);
    return reduction ? dgInt32(count) : 0;
  }
开发者ID:Evil-Spirit，项目名称:Nutmeg，代码行数:34，代码来源:dgPolygonSoupBuilder.cpp


示例4: m_p1

FastRayTest::FastRayTest(const dgVector& l0, const dgVector& l1)
	:m_p0 (l0), m_p1(l1), m_diff (l1 - l0)
	,m_minT(dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f))  
	,m_maxT(dgFloat32 (1.0f), dgFloat32 (1.0f), dgFloat32 (1.0f), dgFloat32 (1.0f))
	,m_tolerance (DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR)
	,m_zero(dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f)) 
{
	m_diff.m_w = dgFloat32 (0.0f);
	m_isParallel[0] = (dgAbsf (m_diff.m_x) > dgFloat32 (1.0e-8f)) ? 0 : dgInt32 (0xffffffff); 
	m_isParallel[1] = (dgAbsf (m_diff.m_y) > dgFloat32 (1.0e-8f)) ? 0 : dgInt32 (0xffffffff); 
	m_isParallel[2] = (dgAbsf (m_diff.m_z) > dgFloat32 (1.0e-8f)) ? 0 : dgInt32 (0xffffffff); 
	m_isParallel[3] = 0;

	m_dpInv.m_x = (!m_isParallel[0]) ? (dgFloat32 (1.0f) / m_diff.m_x) : dgFloat32 (1.0e20f);
	m_dpInv.m_y = (!m_isParallel[1]) ? (dgFloat32 (1.0f) / m_diff.m_y) : dgFloat32 (1.0e20f);
	m_dpInv.m_z = (!m_isParallel[2]) ? (dgFloat32 (1.0f) / m_diff.m_z) : dgFloat32 (1.0e20f);
	m_dpInv.m_w = dgFloat32 (0.0f);
	m_dpBaseInv = m_dpInv;

	m_ray_xxxx = simd_128(m_diff.m_x);
	m_ray_yyyy = simd_128(m_diff.m_y);
	m_ray_zzzz = simd_128(m_diff.m_z);
	m_dirError = -dgFloat32 (0.0175f) * dgSqrt (m_diff % m_diff);

//	tollerance = simd_set (DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR);
//	m_tolerance = dgVector (DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, DG_RAY_TOL_ERROR, dgFloat32 (0.0f));

}
开发者ID:Naddiseo，项目名称:Newton-Dynamics-fork，代码行数:28，代码来源:dgIntersections.cpp


示例5: deserialization

dgCollisionConvexHull::dgCollisionConvexHull(dgWorld* const world, dgDeserialize deserialization, void* const userData)
	:dgCollisionConvex (world, deserialization, userData)
{
	m_rtti |= dgCollisionConvexHull_RTTI;
	deserialization (userData, &m_vertexCount, sizeof (dgInt32));
	deserialization (userData, &m_vertexCount, sizeof (dgInt32));
	deserialization (userData, &m_faceCount, sizeof (dgInt32));
	deserialization (userData, &m_edgeCount, sizeof (dgInt32));
	deserialization (userData, &m_boundPlanesCount, sizeof (dgInt32));
	deserialization (userData, &m_destructionImpulse, sizeof (dgFloat32));
	
	m_vertex = (dgVector*) m_allocator->Malloc (dgInt32 (m_vertexCount * sizeof (dgVector)));
	m_simplex = (dgConvexSimplexEdge*) m_allocator->Malloc (dgInt32 (m_edgeCount * sizeof (dgConvexSimplexEdge)));
	m_faceArray = (dgConvexSimplexEdge **) m_allocator->Malloc(dgInt32 (m_faceCount * sizeof(dgConvexSimplexEdge *)));

	deserialization (userData, m_vertex, m_vertexCount * sizeof (dgVector));

	for (dgInt32 i = 0; i < m_edgeCount; i ++) {
		dgInt32 serialization[4];
		deserialization (userData, serialization, sizeof (serialization));

		m_simplex[i].m_vertex = serialization[0];
		m_simplex[i].m_twin = m_simplex + serialization[1];
		m_simplex[i].m_next = m_simplex + serialization[2];
		m_simplex[i].m_prev = m_simplex + serialization[3];
	}

	for (dgInt32 i = 0; i < m_faceCount; i ++) {
		dgInt32 faceOffset;
		deserialization (userData, &faceOffset, sizeof (dgInt32));
		m_faceArray[i] = m_simplex + faceOffset; 
	}

	SetVolumeAndCG ();
}
开发者ID:blabz2007，项目名称:prime.mod，代码行数:35，代码来源:dgCollisionConvexHull.cpp


示例6: SerializeLow

void dgCollisionConvexHull::Serialize(dgSerialize callback, void* const userData) const
{
	SerializeLow(callback, userData);

	callback (userData, &m_vertexCount, sizeof (dgInt32));
	callback (userData, &m_vertexCount, sizeof (dgInt32));
	callback (userData, &m_faceCount, sizeof (dgInt32));
	callback (userData, &m_edgeCount, sizeof (dgInt32));
	callback (userData, &m_boundPlanesCount, sizeof (dgInt32));
	callback (userData, &m_destructionImpulse, sizeof (dgFloat32));


	callback (userData, m_vertex, m_vertexCount * sizeof (dgVector));

	for (dgInt32 i = 0; i < m_edgeCount; i ++) {
		dgInt32 serialization[4];
		serialization[0] = m_simplex[i].m_vertex;
		serialization[1] = dgInt32 (m_simplex[i].m_twin - m_simplex);
		serialization[2] = dgInt32 (m_simplex[i].m_next - m_simplex);
		serialization[3] = dgInt32 (m_simplex[i].m_prev - m_simplex);
		callback (userData, serialization, sizeof (serialization));
	}

	for (dgInt32 i = 0; i < m_faceCount; i ++) {
		dgInt32 faceOffset;
		faceOffset = dgInt32 (m_faceArray[i] - m_simplex); 
		callback (userData, &faceOffset, sizeof (dgInt32));
	}
}
开发者ID:blabz2007，项目名称:prime.mod，代码行数:29，代码来源:dgCollisionConvexHull.cpp


示例7: _ASSERTE

bool dgCollisionConvexHull::OOBBTest (const dgMatrix& matrix, const dgCollisionConvex* const shape, void* const cacheOrder) const
{
	bool ret;
	_ASSERTE (cacheOrder);

	ret = dgCollisionConvex::OOBBTest (matrix, shape, cacheOrder);
	if (ret) {
		const dgConvexSimplexEdge* const* faceArray = m_faceArray;
		dgCollisionBoundPlaneCache* const cache = (dgCollisionBoundPlaneCache*)cacheOrder;

		for (dgInt32 i = 0; i < dgInt32 (sizeof (cache->m_planes) / sizeof (dgPlane)); i ++) {
			dgFloat32 dist;
			const dgPlane& plane = cache->m_planes[i];
			if ((plane % plane) > dgFloat32 (0.0f)) {
				dgVector dir (matrix.UnrotateVector(plane.Scale (-1.0f)));
				dir.m_w = dgFloat32 (0.0f);
				dgVector p (matrix.TransformVector (shape->SupportVertex(dir)));
				dist = plane.Evalue (p);
				if (dist > dgFloat32 (0.1f)){
					return false;
				} 
			}
		}

		for (dgInt32 i = 0; i < m_boundPlanesCount; i ++) {
			dgInt32 i0;
			dgInt32 i1;
			dgInt32 i2;
			dgFloat32 dist;

			const dgConvexSimplexEdge* const face = faceArray[i];
			i0 = face->m_prev->m_vertex;
			i1 = face->m_vertex;
			i2 = face->m_next->m_vertex;
			const dgVector& p0 = m_vertex[i0];

			dgVector normal ((m_vertex[i1] - p0) * (m_vertex[i2] - p0));
			normal = normal.Scale (dgFloat32 (1.0f) / dgSqrt (normal % normal));

			dgVector dir (matrix.UnrotateVector(normal.Scale (-1.0f)));
			dir.m_w = dgFloat32 (0.0f);
			dgVector p (matrix.TransformVector (shape->SupportVertex(dir)));

			//_ASSERTE ((normal % (m_boxOrigin - p0)) < 0.0f);
			dist = normal % (p - p0);
			if (dist > dgFloat32 (0.1f)){
				for (dgInt32 j = 0; j < (dgInt32 (sizeof (cache->m_planes) / sizeof (dgPlane)) - 1); j ++) {
					cache->m_planes[j + 1] = cache->m_planes[j];
				}
				cache->m_planes[1] = dgPlane (normal, - (normal % p0));
				return false;
			} 
		}
	}
	return ret;
}
开发者ID:blabz2007，项目名称:prime.mod，代码行数:56，代码来源:dgCollisionConvexHull.cpp


示例8: _ASSERTE

dgBody* dgWorld::CreateBody(dgCollision* const collision, const dgMatrix& matrix)
{
	dgBody* body;

	_ASSERTE (collision);

	body = new (m_allocator) dgBody();
	_ASSERTE ((sizeof (dgBody) & 0xf) == 0);
	_ASSERTE ((dgUnsigned64 (body) & 0xf) == 0);

	memset (body, 0, sizeof (dgBody));

//	m_bodiesCount ++;
	m_bodiesUniqueID ++;


	body->m_world = this;

	body->m_freeze = false;
	body->m_sleeping = false;
	body->m_autoSleep = true;
	body->m_isInWorld = true;
	body->m_equilibrium = false;
	body->m_continueCollisionMode = false;
	body->m_collideWithLinkedBodies = true;
	body->m_solverInContinueCollision = false;
	body->m_spawnnedFromCallback = dgUnsigned32 (m_inUpdate ? true : false);
	body->m_uniqueID = dgInt32 (m_bodiesUniqueID);


	dgBodyMasterList::AddBody(body);

//	dgBodyActiveList___::AddBody(body);
//	_ASSERTE (body->m_activeNode);


//	body->m_freezeAccel2 = m_freezeAccel2;
//	body->m_freezeAlpha2 = m_freezeAlpha2;
//	body->m_freezeSpeed2 = m_freezeSpeed2;
//	body->m_freezeOmega2 = m_freezeOmega2;

	body->SetCentreOfMass (dgVector (dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (1.0f))); 
	body->SetLinearDamping (dgFloat32 (0.1045f)) ;
	body->SetAngularDamping (dgVector (dgFloat32 (0.1045f), dgFloat32 (0.1045f), dgFloat32 (0.1045f), dgFloat32 (0.0f)));

	body->AttachCollision(collision);
	body->m_bodyGroupId = dgInt32 (m_defualtBodyGroupID);

	body->SetMassMatrix (DG_INFINITE_MASS * dgFloat32 (2.0f), DG_INFINITE_MASS, DG_INFINITE_MASS, DG_INFINITE_MASS);
	dgBroadPhaseCollision::Add (body);

	//body->SetMatrix (dgGetIdentityMatrix());
	body->SetMatrix (matrix);
	body->m_invWorldInertiaMatrix[3][3] = dgFloat32 (1.0f);
	return body;
}
开发者ID:mmozeiko，项目名称:Squares3D-Android，代码行数:56，代码来源:dgWorld.cpp


示例9: dgInt32

void dgCollision::SerializeLow (dgSerialize callback, void* const userData) const
{
	dgInt32 signature[4];
	signature[0] = dgInt32 (GetSignature ());
	signature[1] = GetCollisionPrimityType ();
	signature[2] = dgInt32 (SetUserDataID());
	signature[3] = 0;

	callback (userData, &signature, sizeof (signature));
	callback (userData, &m_offset, sizeof (dgMatrix));
}
开发者ID:Naddiseo，项目名称:Newton-Dynamics-fork，代码行数:11，代码来源:dgCollision.cpp


示例10: deserialization

dgCollisionConvexHull::dgCollisionConvexHull(dgWorld* const world, dgDeserialize deserialization, void* const userData, dgInt32 revisionNumber)
	:dgCollisionConvex (world, deserialization, userData, revisionNumber)
	,m_faceCount (0)
	,m_supportTreeCount (0)
	,m_faceArray (NULL)
	,m_vertexToEdgeMapping(NULL)
	,m_supportTree (NULL)
{
	m_rtti |= dgCollisionConvexHull_RTTI;
	deserialization (userData, &m_vertexCount, sizeof (dgInt32));
	deserialization (userData, &m_vertexCount, sizeof (dgInt32));
	deserialization (userData, &m_faceCount, sizeof (dgInt32));
	deserialization (userData, &m_edgeCount, sizeof (dgInt32));
	deserialization (userData, &m_supportTreeCount, sizeof (dgInt32));
	
	m_vertex = (dgVector*) m_allocator->Malloc (dgInt32 (m_vertexCount * sizeof (dgVector)));
	m_simplex = (dgConvexSimplexEdge*) m_allocator->Malloc (dgInt32 (m_edgeCount * sizeof (dgConvexSimplexEdge)));
	m_faceArray = (dgConvexSimplexEdge **) m_allocator->Malloc(dgInt32 (m_faceCount * sizeof(dgConvexSimplexEdge *)));
	m_vertexToEdgeMapping = (const dgConvexSimplexEdge **) m_allocator->Malloc(dgInt32 (m_vertexCount * sizeof(dgConvexSimplexEdge *)));
	if (m_supportTreeCount) {
		m_supportTree = (dgConvexBox *) m_allocator->Malloc(dgInt32 (m_supportTreeCount * sizeof(dgConvexBox)));
		deserialization (userData, m_supportTree, m_supportTreeCount * sizeof(dgConvexBox));
	}
	deserialization (userData, m_vertex, m_vertexCount * sizeof (dgVector));

	for (dgInt32 i = 0; i < m_edgeCount; i ++) {
		dgInt32 serialization[4];
		deserialization (userData, serialization, sizeof (serialization));

		m_simplex[i].m_vertex = serialization[0];
		m_simplex[i].m_twin = m_simplex + serialization[1];
		m_simplex[i].m_next = m_simplex + serialization[2];
		m_simplex[i].m_prev = m_simplex + serialization[3];
	}

	for (dgInt32 i = 0; i < m_faceCount; i ++) {
		dgInt32 faceOffset;
		deserialization (userData, &faceOffset, sizeof (dgInt32));
		m_faceArray[i] = m_simplex + faceOffset; 
	}

	for (dgInt32 i = 0; i < m_vertexCount; i ++) {
		dgInt32 faceOffset;
		deserialization (userData, &faceOffset, sizeof (dgInt32));
		m_vertexToEdgeMapping[i] = m_simplex + faceOffset; 
	}

	SetVolumeAndCG ();
}
开发者ID:Hurleyworks，项目名称:MiniNewton，代码行数:49，代码来源:dgCollisionConvexHull.cpp


示例11: _ASSERTE

void dgCollisionScene::CollidePairSimd(
    dgCollidingPairCollector::dgPair* const pair,
    dgCollisionParamProxy& proxy) const
{
  const dgNode *stackPool[DG_SCENE_MAX_STACK_DEPTH];

  _ASSERTE(pair->m_body1->GetCollision() == this);
  _ASSERTE(
      pair->m_body1->GetCollision()->IsType(dgCollision::dgCollisionScene_RTTI));

  dgVector p0;
  dgVector p1;
  _ASSERTE(m_world == pair->m_body1->GetWorld());
  dgMatrix matrix(pair->m_body0->m_matrix * pair->m_body1->m_matrix.Inverse());
  pair->m_body0->GetCollision()->CalcAABBSimd(matrix, p0, p1);

  dgInt32 stack = 1;
  stackPool[0] = m_rootNode;
  while (stack)
  {
    stack--;
    const dgNode* const me = stackPool[stack];

    if (dgOverlapTestSimd(me->m_minBox, me->m_maxBox, p0, p1))
    {

      if (!me->m_left)
      {
        _ASSERTE(!me->m_right);
        const dgProxy* const sceneProxy = (dgProxy*) me;
        m_world->SceneContactsSimd(*sceneProxy, pair, proxy);
      }
      else
      {
        _ASSERTE(me->m_left);
        _ASSERTE(stack < dgInt32 (sizeof (stackPool) / sizeof (dgNode*)));
        stackPool[stack] = me->m_left;
        stack++;

        _ASSERTE(me->m_right);
        _ASSERTE(stack < dgInt32 (sizeof (stackPool) / sizeof (dgNode*)));
        stackPool[stack] = me->m_right;
        stack++;
      }
    }
  }

}
开发者ID:Evil-Spirit，项目名称:Nutmeg，代码行数:48，代码来源:dgCollisionScene.cpp


示例12: SetSpringDamperAcceleration

void NewtonUserJoint::SetSpringDamperAcceleration (dFloat spring, dFloat damper)
{
	dgInt32 index = m_rows - 1;
	if ((index >= 0) &&  (index < dgInt32 (m_maxDOF))) {
		dgBilateralConstraint::SetSpringDamperAcceleration (index, *m_param, spring, damper);
	}
}
开发者ID:LaKraven，项目名称:newton-dynamics，代码行数:7，代码来源:NewtonClass.cpp


示例13: forceAcc

void dgSolver::CalculateBodyForce(dgInt32 threadID)
{
	const dgBodyProxy* const bodyProxyArray = m_bodyProxyArray;
	const dgBodyJacobianPair* const bodyJacobiansPairs = m_bodyJacobiansPairs;
	dgSoaFloat* const internalForces = (dgSoaFloat*)&m_world->GetSolverMemory().m_internalForcesBuffer[0];
	const dgRightHandSide* const rightHandSide = &m_world->GetSolverMemory().m_righHandSizeBuffer[0];
	const dgSoaFloat* const leftHandSide = (dgSoaFloat*)&m_world->GetSolverMemory().m_leftHandSizeBuffer[0].m_Jt.m_jacobianM0;

	const dgInt32 step = m_threadCounts;;
	const dgInt32 bodyCount = m_cluster->m_bodyCount;
	for (dgInt32 i = threadID; i < bodyCount; i += step) {
		dgSoaFloat forceAcc (m_soaZero);

		const dgBodyProxy* const startJoints = &bodyProxyArray[i];
		const dgInt32 jointsCount = dgInt32(startJoints->m_weight);
		const dgBodyJacobianPair* const jointsStart = &bodyJacobiansPairs[startJoints->m_jointStart];

		for (dgInt32 j = 0; j < jointsCount; j++) {
			const dgInt32 rowsCount = jointsStart[j].m_rowCount - 2;
			const dgSoaFloat* const lhs = &leftHandSide[jointsStart[j].m_rowStart];
			const dgRightHandSide* const rhs = &rightHandSide[jointsStart[j].m_righHandStart];
			for (dgInt32 k = 0; k < rowsCount; k += 2) {
				forceAcc = forceAcc.MulAdd(lhs[(k + 0) * 4], dgSoaFloat(rhs[k + 0].m_force));
				forceAcc = forceAcc.MulAdd(lhs[(k + 1) * 4], dgSoaFloat(rhs[k + 1].m_force));
			}
			if (jointsStart[j].m_rowCount & 1) {
				const dgInt32 k = jointsStart[j].m_rowCount - 1;
				forceAcc = forceAcc.MulAdd(lhs[k * 4], dgSoaFloat(rhs[k].m_force));
			}
		}
		internalForces[i] = forceAcc * dgSoaFloat(startJoints->m_invWeight);
	}
}
开发者ID:Hurleyworks，项目名称:newton-dynamics，代码行数:33，代码来源:dgSolver.cpp


示例14: dgPointToPolygonDistance

bool dgApi dgPointToPolygonDistance (const dgVector& p, const dgFloat32* const polygon, dgInt32 strideInBytes,
									 const dgInt32* const indexArray, dgInt32 indexCount, dgFloat32 bailDistance, dgVector& out)
{
	_ASSERTE (0);
	dgInt32 stride = dgInt32 (strideInBytes / sizeof (dgFloat32));

	dgInt32 i0 = indexArray[0] * stride;
	dgInt32 i1 = indexArray[1] * stride;

	const dgVector v0 (&polygon[i0]);
	dgVector v1 (&polygon[i1]);
	dgVector closestPoint (dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f), dgFloat32 (0.0f));
	dgFloat32 minDist = dgFloat32 (1.0e20f);
	for (dgInt32 i = 2; i < indexCount; i ++) {
		dgInt32 i2 = indexArray[i] * stride;
		const dgVector v2 (&polygon[i2]);
		const dgVector q (dgPointToTriangleDistance (p, v0, v1, v2));
		const dgVector error (q - p);
		dgFloat32 dist = error % error;
		if (dist < minDist) {
			minDist = dist;
			closestPoint = q;
		}
		v1 = v2;
	}

	if (minDist > (bailDistance * bailDistance)) {
		return false;
	}

	out = closestPoint;
	return true;
}
开发者ID:Naddiseo，项目名称:Newton-Dynamics-fork，代码行数:33，代码来源:dgIntersections.cpp


示例15: OnBodySerializeToFile

void dgWorld::OnBodySerializeToFile(dgBody& body, void* const userData, dgSerialize serializeCallback, void* const serializeHandle)
{
	const char* const bodyIndentification = "NewtonGravityBody\0\0\0\0";
	int size = (dgInt32(strlen(bodyIndentification)) + 3) & -4;
	serializeCallback(serializeHandle, &size, sizeof (size));
	serializeCallback(serializeHandle, bodyIndentification, size);
}
开发者ID:hhyyrylainen，项目名称:newton-dynamics，代码行数:7，代码来源:dgWorld.cpp


示例16: GetRowForce

dgFloat32 NewtonUserJoint::GetRowForce (dgInt32 row) const
{
   dgFloat32 force = 0.0f;
   if ((row >= 0) && (row < dgInt32 (m_maxDOF)))
      force = m_forceArray[row].m_force;
   return force;
}
开发者ID:Hurleyworks，项目名称:NewtonBlock，代码行数:7，代码来源:NewtonClass.cpp


示例17: dgFloat32

void dgSolver::CalculateJointForces(const dgBodyCluster& cluster, dgBodyInfo* const bodyArray, dgJointInfo* const jointArray, dgFloat32 timestep)
{
	m_cluster = &cluster;
	m_bodyArray = bodyArray;
	m_jointArray = jointArray;
	m_timestep = timestep;
	m_invTimestep = (timestep > dgFloat32(0.0f)) ? dgFloat32(1.0f) / timestep : dgFloat32(0.0f);

	m_invStepRK = dgFloat32 (0.25f);
	m_timestepRK = m_timestep * m_invStepRK;
	m_invTimestepRK = m_invTimestep * dgFloat32 (4.0f);

	m_threadCounts = m_world->GetThreadCount();
	m_solverPasses = m_world->GetSolverIterations();

	dgInt32 mask = -dgInt32(DG_SOA_WORD_GROUP_SIZE - 1);
	m_jointCount = ((m_cluster->m_jointCount + DG_SOA_WORD_GROUP_SIZE - 1) & mask) / DG_SOA_WORD_GROUP_SIZE;

	m_bodyProxyArray = dgAlloca(dgBodyProxy, cluster.m_bodyCount);
	m_bodyJacobiansPairs = dgAlloca(dgBodyJacobianPair, cluster.m_jointCount * 2);
	m_soaRowStart = dgAlloca(dgInt32, cluster.m_jointCount / DG_SOA_WORD_GROUP_SIZE + 1);

	InitWeights();
	InitBodyArray();
	InitJacobianMatrix();
	CalculateForces();
}
开发者ID:Hurleyworks，项目名称:newton-dynamics，代码行数:27，代码来源:dgSolver.cpp


示例18: SetAcceleration

void NewtonUserJoint::SetAcceleration (dgFloat32 acceleration)
{
	dgInt32 index = m_rows - 1;
	if ((index >= 0) &&  (index < dgInt32 (m_maxDOF))) {
		SetMotorAcceleration (index, acceleration, *m_param);
	}
}
开发者ID:Shaderd00d，项目名称:newton-dynamics，代码行数:7，代码来源:NewtonClass.cpp


示例19: scaleVector

void dgSphere::SetDimensions(const dgFloat32 vertex[], dgInt32 strideInBytes,
    const dgInt32 triangles[], dgInt32 indexCount, const dgMatrix *basis)
{
  dgVector eigen;
  dgVector scaleVector(dgFloat32(1.0f), dgFloat32(1.0f), dgFloat32(1.0f),
      dgFloat32(0.0f));

  if (indexCount < 3)
  {
    return;
  }

  dgInt32 stride = dgInt32(strideInBytes / sizeof(dgFloat32));
  if (!basis)
  {

    InternalSphere::Statistics(*this, eigen, scaleVector, vertex, triangles,
        indexCount, stride);

    dgInt32 k = 0;
    for (dgInt32 i = 0; i < 3; i++)
    {
      if (k >= 6)
      {
        break;
      }
      for (dgInt32 j = i + 1; j < 3; j++)
      {
        dgFloat32 aspect = InternalSphere::AspectRatio(eigen[i], eigen[j]);
        if (aspect > dgFloat32(0.9f))
        {
          scaleVector[i] *= dgFloat32(2.0f);
          InternalSphere::Statistics(*this, eigen, scaleVector, vertex,
              triangles, indexCount, stride);
          k++;
          i = -1;
          break;
        }
      }
    }
  }
  else
  {
    *this = *basis;
  }

  dgVector min;
  dgVector max;
  InternalSphere::BoundingBox(*this, vertex, stride, triangles, indexCount, min,
      max);

  dgVector massCenter(max + min);
  massCenter = massCenter.Scale(dgFloat32(0.5f));
  m_posit = TransformVector(massCenter);

  dgVector dim(max - min);
  dim = dim.Scale(dgFloat32(0.5f));
  SetDimensions(dim.m_x, dim.m_y, dim.m_z);
}
开发者ID:Evil-Spirit，项目名称:Nutmeg，代码行数:59，代码来源:dgSphere.cpp


示例20: dgFloat32

dgFloat32 NewtonUserJoint::CalculateZeroMotorAcceleration() const
{
   dgInt32 index = m_rows - 1;
   dgFloat32 accel = dgFloat32 (0.0f);
   if ((index >= 0) && (index < dgInt32 (m_maxDOF)))
      accel = CalculateMotorAcceleration (index, *m_param);
   return accel;
}
开发者ID:Hurleyworks，项目名称:NewtonBlock，代码行数:8，代码来源:NewtonClass.cpp



注：本文中的dgInt32函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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