Exemplo n.º 1
0
            public unsafe static void Execute(ref BodyPairsJobData<T> jobData, IntPtr additionalData,
                IntPtr bufferRangePatchData, ref JobRanges ranges, int jobIndex)
            {
                int currentIdx = 0;
                while (currentIdx < jobData.PhasedDispatchPairs.Length)
                {
                    Scheduler.DispatchPair dispatchPair = jobData.PhasedDispatchPairs[currentIdx];
                    var pair = new ModifiableBodyPair
                    {
                        BodyIndices = new BodyIndexPair { BodyAIndex = dispatchPair.BodyAIndex, BodyBIndex = dispatchPair.BodyBIndex },
                        Entities = new EntityPair
                        {
                            EntityA = jobData.Bodies[dispatchPair.BodyAIndex].Entity,
                            EntityB = jobData.Bodies[dispatchPair.BodyBIndex].Entity
                        }
                    };

                    jobData.UserJobData.Execute(ref pair);

                    if (pair.BodyIndices.BodyAIndex == -1 || pair.BodyIndices.BodyBIndex == -1)
                    {
                        jobData.PhasedDispatchPairs[currentIdx] = Scheduler.DispatchPair.Invalid;
                    }

                    do
                    {
                        currentIdx++;
                    } while (currentIdx < jobData.PhasedDispatchPairs.Length && jobData.PhasedDispatchPairs[currentIdx].IsJoint);
                }
            }
Exemplo n.º 2
0
 // Move to the next body pair
 public unsafe BodyIndexPair NextPair()
 {
     if (m_Pairs.m_SimulationType == SimulationType.UnityPhysics)
     {
         Scheduler.DispatchPair pair = m_Pairs.m_PhasedDispatchPairs[m_CurrentPairIndex++];
         return(new BodyIndexPair {
             BodyAIndex = pair.BodyAIndex, BodyBIndex = pair.BodyBIndex
         });
     }
     return(BodyIndexPair.Invalid);
 }
Exemplo n.º 3
0
            public unsafe void Execute(int workItemIndex)
            {
                int dispatchPairReadOffset = SolverSchedulerInfo.GetWorkItemReadOffset(workItemIndex, out int numPairsToRead);

                ContactWriter.BeginForEachIndex(workItemIndex);
                JointJacobianWriter.BeginForEachIndex(workItemIndex);

                for (int i = 0; i < numPairsToRead; i++)
                {
                    Scheduler.DispatchPair dispatchPair = PhasedDispatchPairs[dispatchPairReadOffset + i];

                    // Invalid pairs can exist by being disabled by users
                    if (dispatchPair.IsValid)
                    {
                        if (dispatchPair.IsContact)
                        {
                            // Create contact manifolds for this pair of bodies
                            var pair = new BodyIndexPair
                            {
                                BodyAIndex = dispatchPair.BodyAIndex,
                                BodyBIndex = dispatchPair.BodyBIndex
                            };

                            RigidBody rigidBodyA = World.Bodies[pair.BodyAIndex];
                            RigidBody rigidBodyB = World.Bodies[pair.BodyBIndex];

                            MotionVelocity motionVelocityA = pair.BodyAIndex < World.MotionVelocities.Length ?
                                                             World.MotionVelocities[pair.BodyAIndex] : MotionVelocity.Zero;
                            MotionVelocity motionVelocityB = pair.BodyBIndex < World.MotionVelocities.Length ?
                                                             World.MotionVelocities[pair.BodyBIndex] : MotionVelocity.Zero;

                            ManifoldQueries.BodyBody(rigidBodyA, rigidBodyB, motionVelocityA, motionVelocityB,
                                                     World.CollisionWorld.CollisionTolerance, TimeStep, pair, ref ContactWriter);
                        }
                        else
                        {
                            Joint joint = World.Joints[dispatchPair.JointIndex];
                            // Need to fetch the real body indices from the joint, as the scheduler may have reordered them
                            int bodyAIndex = joint.BodyPair.BodyAIndex;
                            int bodyBIndex = joint.BodyPair.BodyBIndex;

                            GetMotion(ref World, bodyAIndex, out MotionVelocity velocityA, out MotionData motionA);
                            GetMotion(ref World, bodyBIndex, out MotionVelocity velocityB, out MotionData motionB);

                            Solver.BuildJointJacobian(joint.JointData, joint.BodyPair, velocityA, velocityB, motionA, motionB, TimeStep, NumIterations, ref JointJacobianWriter);
                        }
                    }
                }

                JointJacobianWriter.EndForEachIndex();
                ContactWriter.EndForEachIndex();
            }