protected override void SolveInstance(IGH_DataAccess DA)
{
//CONTINUE HERE!!!!
UpdateTask = new Task <int>(() => Update());
FlexParams param = new FlexParams();
FlexCollisionGeometry geom = new FlexCollisionGeometry();
List <FlexForceField> forceFields = new List <FlexForceField>();
List <FlexScene> scenes = new List <FlexScene>();
List <ConstraintSystem> constraints = new List <ConstraintSystem>();
FlexSolverOptions options = new FlexSolverOptions();
bool reset = false;
bool go = false;
DA.GetData(6, ref reset);
DA.GetData(7, ref go);
if (reset)
{
//reset everything related to time tracking
counter = 0;
totalTimeMs = 0;
totalUpdateTimeMs = 0;
sw.Stop();
sw.Reset();
outInfo = new List <string>();
//retrieve relevant data
DA.GetData(0, ref param);
DA.GetData(1, ref geom);
DA.GetDataList(2, forceFields);
DA.GetDataList(3, scenes);
DA.GetDataList(4, constraints);
DA.GetData(5, ref options);
sceneTimeStamps = new List <int>();
forceFieldTimeStamps = new List <int>();
//destroy old Flex instance
if (flex != null)
{
flex.Destroy();
}
//Create new instance and assign everything
flex = new Flex();
flex.SetParams(param);
flex.SetCollisionGeometry(geom);
flex.SetForceFields(forceFields);
foreach (FlexForceField f in forceFields)
{
forceFieldTimeStamps.Add(f.TimeStamp);
}
FlexScene scene = new FlexScene();
foreach (FlexScene s in scenes)
{
scene.AppendScene(s);
sceneTimeStamps.Add(s.TimeStamp);
}
foreach (ConstraintSystem c in constraints)
{
scene.RegisterCustomConstraints(c.AnchorIndices, c.ShapeMatchingIndices, c.ShapeStiffness, c.SpringPairIndices, c.SpringStiffnesses, c.SpringTargetLengths, c.TriangleIndices, c.TriangleNormals);
constraintTimeStamps.Add(c.TimeStamp);
}
flex.SetScene(scene);
flex.SetSolverOptions(options);
}
else if (go && flex != null && flex.IsReady())
{
DA.GetData(5, ref options);
if (options.TimeStamp != optionsTimeStamp)
{
flex.SetSolverOptions(options);
}
if (options.SceneMode == 0 || options.SceneMode == 1)
{
//update params if timestamp expired
DA.GetData(0, ref param);
if (param.TimeStamp != paramsTimeStamp)
{
flex.SetParams(param);
paramsTimeStamp = param.TimeStamp;
}
//update geom if timestamp expired
if (DA.GetData(1, ref geom))
{
if (geom.TimeStamp != geomTimeStamp)
{
flex.SetCollisionGeometry(geom);
geomTimeStamp = geom.TimeStamp;
}
}
else if (geom != null)
{
flex.SetCollisionGeometry(new FlexCollisionGeometry());
}
//update forcefields where timestamp expired
DA.GetDataList(2, forceFields);
bool needsUpdate = false;
for (int i = forceFieldTimeStamps.Count; i < forceFields.Count; i++)
{
forceFieldTimeStamps.Add(forceFields[i].TimeStamp);
needsUpdate = true;
}
for (int i = 0; i < forceFields.Count; i++)
{
if (forceFields[i].TimeStamp != forceFieldTimeStamps[i])
{
needsUpdate = true;
forceFieldTimeStamps[i] = forceFields[i].TimeStamp;
}
}
if (needsUpdate)
{
flex.SetForceFields(forceFields);
}
//update scenes where timestamp expired
DA.GetDataList(3, scenes);
for (int i = sceneTimeStamps.Count; i < scenes.Count; i++)
{
sceneTimeStamps.Add(scenes[i].TimeStamp);
}
for (int i = 0; i < scenes.Count; i++)
{
if (scenes[i].TimeStamp != sceneTimeStamps[i])
{
if (options.SceneMode == 0)
{
flex.SetScene(flex.Scene.AlterScene(scenes[i], false));
}
else
{
flex.SetScene(flex.Scene.AppendScene(scenes[i]));
}
sceneTimeStamps[i] = scenes[i].TimeStamp;
}
}
DA.GetDataList(4, constraints);
for (int i = constraintTimeStamps.Count; i < constraints.Count; i++)
{
constraintTimeStamps.Add(constraints[i].TimeStamp);
}
for (int i = 0; i < constraints.Count; i++)
{
ConstraintSystem c = constraints[i];
if (c.TimeStamp != constraintTimeStamps[i])
{
if (!flex.Scene.RegisterCustomConstraints(c.AnchorIndices, c.ShapeMatchingIndices, c.ShapeStiffness, c.SpringPairIndices, c.SpringStiffnesses, c.SpringTargetLengths, c.TriangleIndices, c.TriangleNormals))
{
AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Custom constraint indices exceeded particle count. No constraints applied!");
}
flex.SetScene(flex.Scene);
constraintTimeStamps[i] = constraints[i].TimeStamp;
}
}
}
//Add timing info
outInfo = new List <string>();
counter++;
outInfo.Add(counter.ToString());
long currentTickTimeMs = sw.ElapsedMilliseconds;
sw.Restart();
totalTimeMs += currentTickTimeMs;
outInfo.Add(totalTimeMs.ToString());
outInfo.Add(currentTickTimeMs.ToString());
float avTotalTickTime = ((float)totalTimeMs / (float)counter);
outInfo.Add(avTotalTickTime.ToString());
//start update
UpdateTask.Start();
//Add solver timing info
int tickTimeSolver = UpdateTask.Result;
totalUpdateTimeMs += tickTimeSolver;
float ratUpdateTime = ((float)totalUpdateTimeMs / (float)counter);
outInfo.Add(tickTimeSolver.ToString());
outInfo.Add(ratUpdateTime.ToString());
}
if (go && options.FixedTotalIterations < 1)
{
ExpireSolution(true);
}
else if (flex != null && UpdateTask.Status == TaskStatus.Running)
{
UpdateTask.Dispose();
}
if (flex != null)
{
DA.SetData(0, flex);
}
DA.SetDataList(1, outInfo);
}
