public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
AxisAlignedBoundingBox selectedBounds = selectedItem.GetAxisAlignedBoundingBox();
Vector3 boundsCenter = selectedBounds.Center;
TotalTransform = Matrix4X4.CreateTranslation(new Vector3(boundsCenter.X, boundsCenter.Y, 0.1));
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
AxisAlignedBoundingBox selectedBounds = selectedItem.GetAxisAlignedBoundingBox();
Vector3 topPosition = GetTopPosition(selectedItem);
var bottomPosition = new Vector3(topPosition.X, topPosition.Y, selectedBounds.MinXYZ.Z);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(topPosition);
Vector3 boxCenter = topPosition;
boxCenter.Z += (10 * GuiWidget.DeviceScale + upArrowSize / 2) * distBetweenPixelsWorldSpace;
var centerMatrix = Matrix4X4.CreateTranslation(boxCenter);
TotalTransform = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace * GuiWidget.DeviceScale) * centerMatrix;
lines.Clear();
// left lines
// the lines on the bed
var bedPosition = new Vector3(topPosition.X, topPosition.Y, 0);
lines.Add(Object3DControlContext.World.GetScreenPosition(bedPosition + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(new Vector2(lines[0].X + lineLength, lines[0].Y));
lines.Add(Object3DControlContext.World.GetScreenPosition(bottomPosition + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(new Vector2(lines[2].X + lineLength, lines[2].Y));
}
public SnappingIndicators(IInteractionVolumeContext context, MeshSelectInfo currentSelectInfo)
: base(context)
{
this.DrawOnTop = true;
this.meshSelectInfo = currentSelectInfo;
InteractionContext.GuiSurface.AfterDraw += InteractionLayer_AfterDraw;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
var(hitPos, _) = GetHitPosition(selectedItem);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(hitPos);
var centerMatrix = Matrix4X4.CreateTranslation(hitPos);
centerMatrix = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
var topPosition = GetTopPosition(selectedItem);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(topPosition);
Vector3 arrowCenter = topPosition;
arrowCenter.Z += arrowSize / 2 * distBetweenPixelsWorldSpace;
var rotation = Matrix4X4.CreateRotation(new Quaternion(selectedItem.Matrix));
TotalTransform = rotation * Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * Matrix4X4.CreateTranslation(arrowCenter);
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
AxisAlignedBoundingBox selectedBounds = selectedItem.GetAxisAlignedBoundingBox();
var topPosition = GetTopPosition(selectedItem);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(topPosition);
Vector3 arrowCenter = topPosition;
arrowCenter.Z += arrowSize / 2 * distBetweenPixelsWorldSpace;
var centerMatrix = Matrix4X4.CreateTranslation(arrowCenter);
centerMatrix = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
var boxCenter = GetControlCenter(selectedItem);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(boxCenter);
GetCornerPosition(selectedItem, out int cornerIndexOut);
Matrix4X4 centerMatrix = Matrix4X4.Identity;
switch (RotationAxis)
{
case 0:
if (cornerIndexOut == 1 || cornerIndexOut == 3)
{
centerMatrix *= Matrix4X4.CreateRotationX(MathHelper.DegreesToRadians(90));
}
else
{
centerMatrix *= Matrix4X4.CreateRotationY(MathHelper.DegreesToRadians(-90));
}
centerMatrix *= Matrix4X4.CreateRotationZ(MathHelper.DegreesToRadians(90) * cornerIndexOut);
break;
case 1:
if (cornerIndexOut == 1 || cornerIndexOut == 3)
{
centerMatrix *= Matrix4X4.CreateRotationY(MathHelper.DegreesToRadians(-90));
}
else
{
centerMatrix *= Matrix4X4.CreateRotationX(MathHelper.DegreesToRadians(90));
}
centerMatrix *= Matrix4X4.CreateRotationZ(MathHelper.DegreesToRadians(90) * cornerIndexOut);
break;
case 2:
centerMatrix *= Matrix4X4.CreateRotationZ(MathHelper.DegreesToRadians(90) * cornerIndexOut);
break;
}
centerMatrix *= Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * Matrix4X4.CreateTranslation(boxCenter);
TotalTransform = centerMatrix;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
// create the transform for the box
Vector3 cornerPosition = ObjectSpace.GetCornerPosition(selectedItem, quadrantIndex);
Vector3 boxCenter = cornerPosition;
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(cornerPosition);
switch (quadrantIndex)
{
case 0:
boxCenter.X += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 1:
boxCenter.X -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 2:
boxCenter.X -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 3:
boxCenter.X += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
}
boxCenter.Z += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
var rotation = Matrix4X4.CreateRotation(new Quaternion(selectedItem.Matrix));
var centerMatrix = Matrix4X4.CreateTranslation(boxCenter);
centerMatrix = rotation * Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
Vector3 cornerPosition = GetCornerPosition(selectedItem, quadrantIndex);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(cornerPosition);
// figure out which way the corner is relative to the bounds
Vector3 otherSideDelta = GetDeltaToOtherSideXy(selectedItem, quadrantIndex);
double xSign = otherSideDelta.X > 0 ? 1 : -1;
double ySign = otherSideDelta.Y > 0 ? 1 : -1;
Vector3 boxCenter = cornerPosition;
boxCenter.X -= xSign * selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y -= ySign * selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Z += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
var centerMatrix = Matrix4X4.CreateTranslation(boxCenter);
centerMatrix = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
var xOtherSide = new Vector3(cornerPosition.X + otherSideDelta.X, cornerPosition.Y, cornerPosition.Z);
var yOtherSide = new Vector3(cornerPosition.X, cornerPosition.Y + otherSideDelta.Y, cornerPosition.Z);
lines.Clear();
// left lines
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
// bottom lines
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
Vector3 cornerPosition = GetCornerPosition(selectedItem, quadrantIndex);
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(cornerPosition);
// figure out which way the corner is relative to the bounds
Vector3 otherSideDelta = GetDeltaToOtherSideXy(selectedItem, quadrantIndex);
double xSign = otherSideDelta.X > 0 ? 1 : -1;
double ySign = otherSideDelta.Y > 0 ? 1 : -1;
Vector3 boxCenter = cornerPosition;
boxCenter.X -= xSign * selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Y -= ySign * selectCubeSize / 2 * distBetweenPixelsWorldSpace;
boxCenter.Z += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
var centerMatrix = Matrix4X4.CreateTranslation(boxCenter);
centerMatrix = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
// create the transform for the box
Vector3 edgePosition = GetEdgePosition(selectedItem, edgeIndex);
Vector3 boxCenter = edgePosition;
double distBetweenPixelsWorldSpace = Object3DControlContext.World.GetWorldUnitsPerScreenPixelAtPosition(edgePosition);
switch (edgeIndex)
{
case 0:
boxCenter.Y += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 1:
boxCenter.X -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 2:
boxCenter.Y -= selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
case 3:
boxCenter.X += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
break;
}
boxCenter.Z += selectCubeSize / 2 * distBetweenPixelsWorldSpace;
var centerMatrix = Matrix4X4.CreateTranslation(boxCenter);
centerMatrix = Matrix4X4.CreateScale(distBetweenPixelsWorldSpace) * centerMatrix;
TotalTransform = centerMatrix;
// build the scaling lines
lines.Clear();
Vector3 otherSideDelta = GetDeltaToOtherSideXy(selectedItem, edgeIndex);
var cornerPosition = GetCornerPosition(selectedItem, edgeIndex);
var screen1 = Object3DControlContext.World.GetScreenSpace(cornerPosition);
var screen2 = Object3DControlContext.World.GetScreenSpace(GetCornerPosition(selectedItem, (edgeIndex + 1) % 4));
if (screen1.Z < screen2.Z)
{
if (edgeIndex % 2 == 0)
{
// left lines
double xSign = otherSideDelta.X > 0 ? 1 : -1;
var yOtherSide = new Vector3(cornerPosition.X, cornerPosition.Y + otherSideDelta.Y, cornerPosition.Z);
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
}
else
{
// bottom lines
double ySign = otherSideDelta.Y > 0 ? 1 : -1;
var xOtherSide = new Vector3(cornerPosition.X + otherSideDelta.X, cornerPosition.Y, cornerPosition.Z);
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
}
}
else
{
cornerPosition = GetCornerPosition(selectedItem, (edgeIndex + 2) % 4);
if (edgeIndex % 2 == 0)
{
// right lines
double xSign = otherSideDelta.X < 0 ? 1 : -1;
var yOtherSide = new Vector3(cornerPosition.X, cornerPosition.Y - otherSideDelta.Y, cornerPosition.Z);
// left lines
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * DistToStart * distBetweenPixelsWorldSpace, 0, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(yOtherSide - new Vector3(xSign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0, 0)));
}
else
{
// bottom lines
double ySign = otherSideDelta.Y < 0 ? 1 : -1;
var xOtherSide = new Vector3(cornerPosition.X - otherSideDelta.X, cornerPosition.Y, cornerPosition.Z);
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(cornerPosition - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * DistToStart * distBetweenPixelsWorldSpace, 0)));
lines.Add(Object3DControlContext.World.GetScreenPosition(xOtherSide - new Vector3(0, ySign * (DistToStart + LineLength) * distBetweenPixelsWorldSpace, 0)));
}
}
}
public override void SetPosition(IObject3D selectedItem, MeshSelectInfo meshSelectInfo)
{
this.meshSelectInfo = meshSelectInfo;
// draw the hight from the bottom to the bed
AxisAlignedBoundingBox selectedBounds = selectedItem.GetAxisAlignedBoundingBox();
var world = Object3DControlContext.World;
switch (meshSelectInfo.HitQuadrant)
{
case HitQuadrant.LB:
{
var cornerPoint = new Vector3(selectedBounds.MinXYZ.X, selectedBounds.MinXYZ.Y, 0);
double distBetweenPixelsWorldSpace = world.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = world.GetScreenPosition(cornerPoint - new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = world.GetScreenPosition(cornerPoint - new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = world.GetScreenPosition(cornerPoint - new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = world.GetScreenPosition(cornerPoint - new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.LT:
{
var cornerPoint = new Vector3(selectedBounds.MinXYZ.X, selectedBounds.MaxXYZ.Y, 0);
double distBetweenPixelsWorldSpace = world.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = world.GetScreenPosition(cornerPoint - new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = world.GetScreenPosition(cornerPoint - new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = world.GetScreenPosition(cornerPoint + new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = world.GetScreenPosition(cornerPoint + new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.RB:
{
var cornerPoint = new Vector3(selectedBounds.MaxXYZ.X, selectedBounds.MinXYZ.Y, 0);
double distBetweenPixelsWorldSpace = world.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = world.GetScreenPosition(cornerPoint + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = world.GetScreenPosition(cornerPoint + new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = world.GetScreenPosition(cornerPoint - new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = world.GetScreenPosition(cornerPoint - new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.RT:
{
var cornerPoint = new Vector3(selectedBounds.MaxXYZ.X, selectedBounds.MaxXYZ.Y, 0);
double distBetweenPixelsWorldSpace = world.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = world.GetScreenPosition(cornerPoint + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = world.GetScreenPosition(cornerPoint + new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = world.GetScreenPosition(cornerPoint + new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = world.GetScreenPosition(cornerPoint + new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
}
}
public void SetPosition(IObject3D selectedItem, MeshSelectInfo selectInfo)
{
}
public override void SetPosition()
{
if (MeshViewerToDrawWith.HaveSelection)
{
// draw the hight from the bottom to the bed
AxisAlignedBoundingBox selectedBounds = MeshViewerToDrawWith.GetBoundsForSelection();
MeshSelectInfo meshSelectInfo = view3DWidget.CurrentSelectInfo;
switch (meshSelectInfo.HitQuadrant)
{
case HitQuadrant.LB:
{
Vector3 cornerPoint = new Vector3(selectedBounds.minXYZ.x, selectedBounds.minXYZ.y, 0);
double distBetweenPixelsWorldSpace = MeshViewerToDrawWith.TrackballTumbleWidget.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.LT:
{
Vector3 cornerPoint = new Vector3(selectedBounds.minXYZ.x, selectedBounds.maxXYZ.y, 0);
double distBetweenPixelsWorldSpace = MeshViewerToDrawWith.TrackballTumbleWidget.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.RB:
{
Vector3 cornerPoint = new Vector3(selectedBounds.maxXYZ.x, selectedBounds.minXYZ.y, 0);
double distBetweenPixelsWorldSpace = MeshViewerToDrawWith.TrackballTumbleWidget.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint - new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
case HitQuadrant.RT:
{
Vector3 cornerPoint = new Vector3(selectedBounds.maxXYZ.x, selectedBounds.maxXYZ.y, 0);
double distBetweenPixelsWorldSpace = MeshViewerToDrawWith.TrackballTumbleWidget.GetWorldUnitsPerScreenPixelAtPosition(cornerPoint);
lines[0] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(distToStart * distBetweenPixelsWorldSpace, 0, 0));
lines[1] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3((distToStart + lineLength) * distBetweenPixelsWorldSpace, 0, 0));
lines[2] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(0, distToStart * distBetweenPixelsWorldSpace, 0));
lines[3] = MeshViewerToDrawWith.TrackballTumbleWidget.GetScreenPosition(cornerPoint + new Vector3(0, (distToStart + lineLength) * distBetweenPixelsWorldSpace, 0));
}
break;
}
}
}
