public void SetCenteringForMeshGroup(MeshGroup meshGroup)
{
AxisAlignedBoundingBox bounds = meshGroup.GetAxisAlignedBoundingBox();
Vector3 boundsCenter = (bounds.maxXYZ + bounds.minXYZ) / 2;
centering = Matrix4X4.CreateTranslation(-boundsCenter);
// and move the translation back so the part does not move
translation *= Matrix4X4.CreateTranslation(boundsCenter);
}
public static void MoveMeshGroupToOpenPosition(int meshGroupToMoveIndex, List <PlatingMeshGroupData> perMeshInfo, List <MeshGroup> allMeshGroups, List <ScaleRotateTranslate> meshTransforms)
{
MeshGroup meshGroupToMove = allMeshGroups[meshGroupToMoveIndex];
// find a place to put it that doesn't hit anything
AxisAlignedBoundingBox meshToMoveBounds = meshGroupToMove.GetAxisAlignedBoundingBox(meshTransforms[meshGroupToMoveIndex].TotalTransform);
// add in a few mm so that it will not be touching
meshToMoveBounds.minXYZ -= new Vector3(2, 2, 0);
meshToMoveBounds.maxXYZ += new Vector3(2, 2, 0);
double ringDist = Math.Min(meshToMoveBounds.XSize, meshToMoveBounds.YSize);
double currentDist = 0;
double angle = 0;
double angleIncrement = MathHelper.Tau / 64;
Matrix4X4 transform;
while (true)
{
Matrix4X4 positionTransform = Matrix4X4.CreateTranslation(currentDist, 0, 0);
positionTransform *= Matrix4X4.CreateRotationZ(angle);
Vector3 newPosition = Vector3.Transform(Vector3.Zero, positionTransform);
transform = Matrix4X4.CreateTranslation(newPosition);
AxisAlignedBoundingBox testBounds = meshToMoveBounds.NewTransformed(transform);
bool foundHit = false;
for (int i = 0; i < allMeshGroups.Count; i++)
{
MeshGroup meshToTest = allMeshGroups[i];
if (meshToTest != meshGroupToMove)
{
AxisAlignedBoundingBox existingMeshBounds = meshToTest.GetAxisAlignedBoundingBox(meshTransforms[i].TotalTransform);
AxisAlignedBoundingBox intersection = AxisAlignedBoundingBox.Intersection(testBounds, existingMeshBounds);
if (intersection.XSize > 0 && intersection.YSize > 0)
{
foundHit = true;
break;
}
}
}
if (!foundHit)
{
break;
}
angle += angleIncrement;
if (angle >= MathHelper.Tau)
{
angle = 0;
currentDist += ringDist;
}
}
ScaleRotateTranslate moved = meshTransforms[meshGroupToMoveIndex];
moved.translation *= transform;
meshTransforms[meshGroupToMoveIndex] = moved;
}
static AxisAlignedBoundingBox GetAxisAlignedBoundingBox(MeshGroup meshGroup, Matrix4X4 transform)
{
return(meshGroup.GetAxisAlignedBoundingBox(transform));
}
private void AlignSelected()
{
if (SelectedMeshGroupIndex == -1)
{
SelectedMeshGroupIndex = 0;
}
// make sure our thread traslates numbmers correctly (always do this in a thread)
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
// save our data so we don't mess up the display while doing work
PushMeshGroupDataToAsynchLists(TraceInfoOpperation.DO_COPY);
// try to move all the not selected meshes relative to the selected mesh
AxisAlignedBoundingBox selectedOriginalBounds = asyncMeshGroups[SelectedMeshGroupIndex].GetAxisAlignedBoundingBox();
Vector3 selectedOriginalCenter = selectedOriginalBounds.Center;
AxisAlignedBoundingBox selectedCurrentBounds = asyncMeshGroups[SelectedMeshGroupIndex].GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[SelectedMeshGroupIndex].TotalTransform);
Vector3 selctedCurrentCenter = selectedCurrentBounds.Center;
for (int meshGroupToMoveIndex = 0; meshGroupToMoveIndex < asyncMeshGroups.Count; meshGroupToMoveIndex++)
{
MeshGroup meshGroupToMove = asyncMeshGroups[meshGroupToMoveIndex];
if (meshGroupToMove != asyncMeshGroups[SelectedMeshGroupIndex])
{
AxisAlignedBoundingBox groupToMoveOriginalBounds = meshGroupToMove.GetAxisAlignedBoundingBox();
Vector3 groupToMoveOriginalCenter = groupToMoveOriginalBounds.Center;
AxisAlignedBoundingBox groupToMoveBounds = meshGroupToMove.GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[meshGroupToMoveIndex].TotalTransform);
Vector3 groupToMoveCenter = groupToMoveBounds.Center;
Vector3 originalCoordinatesDelta = groupToMoveOriginalCenter - selectedOriginalCenter;
Vector3 currentCoordinatesDelta = groupToMoveCenter - selctedCurrentCenter;
Vector3 deltaRequired = originalCoordinatesDelta - currentCoordinatesDelta;
if (deltaRequired.Length > .0001)
{
ScaleRotateTranslate translated = asyncMeshGroupTransforms[meshGroupToMoveIndex];
translated.translation *= Matrix4X4.CreateTranslation(deltaRequired);
asyncMeshGroupTransforms[meshGroupToMoveIndex] = translated;
PartHasBeenChanged();
}
}
}
// now put all the meshes into just one group
MeshGroup meshGroupWeAreKeeping = asyncMeshGroups[SelectedMeshGroupIndex];
for (int meshGroupToMoveIndex = asyncMeshGroups.Count - 1; meshGroupToMoveIndex >= 0; meshGroupToMoveIndex--)
{
MeshGroup meshGroupToMove = asyncMeshGroups[meshGroupToMoveIndex];
if (meshGroupToMove != meshGroupWeAreKeeping)
{
// move all the meshes into the new aligned mesh group
for (int moveIndex = 0; moveIndex < meshGroupToMove.Meshes.Count; moveIndex++)
{
Mesh mesh = meshGroupToMove.Meshes[moveIndex];
meshGroupWeAreKeeping.Meshes.Add(mesh);
}
asyncMeshGroups.RemoveAt(meshGroupToMoveIndex);
asyncMeshGroupTransforms.RemoveAt(meshGroupToMoveIndex);
}
}
asyncPlatingDatas.Clear();
double ratioPerMeshGroup = 1.0 / asyncMeshGroups.Count;
double currentRatioDone = 0;
for (int i = 0; i < asyncMeshGroups.Count; i++)
{
PlatingMeshGroupData newInfo = new PlatingMeshGroupData();
asyncPlatingDatas.Add(newInfo);
MeshGroup meshGroup = asyncMeshGroups[i];
// create the selection info
PlatingHelper.CreateITraceableForMeshGroup(asyncPlatingDatas, asyncMeshGroups, i, (double progress0To1, string processingState, out bool continueProcessing) =>
{
ReportProgressChanged(progress0To1, processingState, out continueProcessing);
});
currentRatioDone += ratioPerMeshGroup;
}
}
public static void ArrangeMeshGroups(List <MeshGroup> asyncMeshGroups, List <ScaleRotateTranslate> asyncMeshGroupTransforms, List <PlatingMeshGroupData> asyncPlatingDatas,
Action <double, string> reportProgressChanged)
{
// move them all out of the way
for (int i = 0; i < asyncMeshGroups.Count; i++)
{
ScaleRotateTranslate translate = asyncMeshGroupTransforms[i];
translate.translation *= Matrix4X4.CreateTranslation(10000, 10000, 0);
asyncMeshGroupTransforms[i] = translate;
}
// sort them by size
for (int i = 0; i < asyncMeshGroups.Count; i++)
{
AxisAlignedBoundingBox iAABB = asyncMeshGroups[i].GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[i].TotalTransform);
for (int j = i + 1; j < asyncMeshGroups.Count; j++)
{
AxisAlignedBoundingBox jAABB = asyncMeshGroups[j].GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[j].TotalTransform);
if (Math.Max(iAABB.XSize, iAABB.YSize) < Math.Max(jAABB.XSize, jAABB.YSize))
{
PlatingMeshGroupData tempData = asyncPlatingDatas[i];
asyncPlatingDatas[i] = asyncPlatingDatas[j];
asyncPlatingDatas[j] = tempData;
MeshGroup tempMeshGroup = asyncMeshGroups[i];
asyncMeshGroups[i] = asyncMeshGroups[j];
asyncMeshGroups[j] = tempMeshGroup;
ScaleRotateTranslate iTransform = asyncMeshGroupTransforms[i];
ScaleRotateTranslate jTransform = asyncMeshGroupTransforms[j];
Matrix4X4 tempTransform = iTransform.translation;
iTransform.translation = jTransform.translation;
jTransform.translation = tempTransform;
asyncMeshGroupTransforms[i] = jTransform;
asyncMeshGroupTransforms[j] = iTransform;
iAABB = jAABB;
}
}
}
double ratioPerMeshGroup = 1.0 / asyncMeshGroups.Count;
double currentRatioDone = 0;
// put them onto the plate (try the center) starting with the biggest and moving down
for (int meshGroupIndex = 0; meshGroupIndex < asyncMeshGroups.Count; meshGroupIndex++)
{
reportProgressChanged(currentRatioDone, "Calculating Positions...".Localize());
MeshGroup meshGroup = asyncMeshGroups[meshGroupIndex];
Vector3 meshLowerLeft = meshGroup.GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[meshGroupIndex].TotalTransform).minXYZ;
ScaleRotateTranslate atZero = asyncMeshGroupTransforms[meshGroupIndex];
atZero.translation *= Matrix4X4.CreateTranslation(-meshLowerLeft);
asyncMeshGroupTransforms[meshGroupIndex] = atZero;
PlatingHelper.MoveMeshGroupToOpenPosition(meshGroupIndex, asyncPlatingDatas, asyncMeshGroups, asyncMeshGroupTransforms);
// and create the trace info so we can select it
if (asyncPlatingDatas[meshGroupIndex].meshTraceableData.Count == 0)
{
PlatingHelper.CreateITraceableForMeshGroup(asyncPlatingDatas, asyncMeshGroups, meshGroupIndex, null);
}
currentRatioDone += ratioPerMeshGroup;
// and put it on the bed
PlatingHelper.PlaceMeshGroupOnBed(asyncMeshGroups, asyncMeshGroupTransforms, meshGroupIndex);
}
// and finally center whatever we have as a group
{
AxisAlignedBoundingBox bounds = asyncMeshGroups[0].GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[0].TotalTransform);
for (int i = 1; i < asyncMeshGroups.Count; i++)
{
bounds = AxisAlignedBoundingBox.Union(bounds, asyncMeshGroups[i].GetAxisAlignedBoundingBox(asyncMeshGroupTransforms[i].TotalTransform));
}
Vector3 boundsCenter = (bounds.maxXYZ + bounds.minXYZ) / 2;
for (int i = 0; i < asyncMeshGroups.Count; i++)
{
ScaleRotateTranslate translate = asyncMeshGroupTransforms[i];
translate.translation *= Matrix4X4.CreateTranslation(-boundsCenter + new Vector3(0, 0, bounds.ZSize / 2));
asyncMeshGroupTransforms[i] = translate;
}
}
}
private void arrangeMeshGroupsBackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
PushMeshGroupDataToAsynchLists(TraceInfoOpperation.DONT_COPY);
BackgroundWorker backgroundWorker = (BackgroundWorker)sender;
// move them all out of the way
for (int i = 0; i < asynchMeshGroups.Count; i++)
{
ScaleRotateTranslate translate = asynchMeshGroupTransforms[i];
translate.translation *= Matrix4X4.CreateTranslation(10000, 10000, 0);
asynchMeshGroupTransforms[i] = translate;
}
// sort them by size
for (int i = 0; i < asynchMeshGroups.Count; i++)
{
AxisAlignedBoundingBox iAABB = asynchMeshGroups[i].GetAxisAlignedBoundingBox(asynchMeshGroupTransforms[i].TotalTransform);
for (int j = i + 1; j < asynchMeshGroups.Count; j++)
{
AxisAlignedBoundingBox jAABB = asynchMeshGroups[j].GetAxisAlignedBoundingBox(asynchMeshGroupTransforms[j].TotalTransform);
if (Math.Max(iAABB.XSize, iAABB.YSize) < Math.Max(jAABB.XSize, jAABB.YSize))
{
PlatingMeshGroupData tempData = asynchPlatingDatas[i];
asynchPlatingDatas[i] = asynchPlatingDatas[j];
asynchPlatingDatas[j] = tempData;
MeshGroup tempMeshGroup = asynchMeshGroups[i];
asynchMeshGroups[i] = asynchMeshGroups[j];
asynchMeshGroups[j] = tempMeshGroup;
ScaleRotateTranslate iTransform = asynchMeshGroupTransforms[i];
ScaleRotateTranslate jTransform = asynchMeshGroupTransforms[j];
Matrix4X4 tempTransform = iTransform.translation;
iTransform.translation = jTransform.translation;
jTransform.translation = tempTransform;
asynchMeshGroupTransforms[i] = jTransform;
asynchMeshGroupTransforms[j] = iTransform;
iAABB = jAABB;
}
}
}
double ratioPerMeshGroup = 1.0 / asynchMeshGroups.Count;
double currentRatioDone = 0;
// put them onto the plate (try the center) starting with the biggest and moving down
for (int meshGroupIndex = 0; meshGroupIndex < asynchMeshGroups.Count; meshGroupIndex++)
{
bool continueProcessing2 = true;
ReportProgressChanged(currentRatioDone, "Calculating Positions...".Localize(), out continueProcessing2);
MeshGroup meshGroup = asynchMeshGroups[meshGroupIndex];
Vector3 meshLowerLeft = meshGroup.GetAxisAlignedBoundingBox(asynchMeshGroupTransforms[meshGroupIndex].TotalTransform).minXYZ;
ScaleRotateTranslate atZero = asynchMeshGroupTransforms[meshGroupIndex];
atZero.translation *= Matrix4X4.CreateTranslation(-meshLowerLeft);
asynchMeshGroupTransforms[meshGroupIndex] = atZero;
PlatingHelper.MoveMeshGroupToOpenPosition(meshGroupIndex, asynchPlatingDatas, asynchMeshGroups, asynchMeshGroupTransforms);
// and create the trace info so we can select it
if (asynchPlatingDatas[meshGroupIndex].meshTraceableData.Count == 0)
{
PlatingHelper.CreateITraceableForMeshGroup(asynchPlatingDatas, asynchMeshGroups, meshGroupIndex, null);
}
currentRatioDone += ratioPerMeshGroup;
// and put it on the bed
PlatingHelper.PlaceMeshGroupOnBed(asynchMeshGroups, asynchMeshGroupTransforms, meshGroupIndex);
}
// and finally center whatever we have as a group
{
AxisAlignedBoundingBox bounds = asynchMeshGroups[0].GetAxisAlignedBoundingBox(asynchMeshGroupTransforms[0].TotalTransform);
for (int i = 1; i < asynchMeshGroups.Count; i++)
{
bounds = AxisAlignedBoundingBox.Union(bounds, asynchMeshGroups[i].GetAxisAlignedBoundingBox(asynchMeshGroupTransforms[i].TotalTransform));
}
Vector3 boundsCenter = (bounds.maxXYZ + bounds.minXYZ) / 2;
for (int i = 0; i < asynchMeshGroups.Count; i++)
{
ScaleRotateTranslate translate = asynchMeshGroupTransforms[i];
translate.translation *= Matrix4X4.CreateTranslation(-boundsCenter + new Vector3(0, 0, bounds.ZSize / 2));
asynchMeshGroupTransforms[i] = translate;
}
}
}