public bool GetTransform(out MatrixI transform)
{
transform = new MatrixI();
if (this.Blocks.Count != 0)
{
MySlimBlock block = this.Blocks.First <MySlimBlock>();
if (block.MultiBlockIndex < this.MultiBlockDefinition.BlockDefinitions.Length)
{
MyMultiBlockDefinition.MyMultiBlockPartDefinition definition = this.MultiBlockDefinition.BlockDefinitions[block.MultiBlockIndex];
transform = MatrixI.CreateRotation(definition.Forward, definition.Up, block.Orientation.Forward, block.Orientation.Up);
transform.Translation = block.Position - Vector3I.TransformNormal(definition.Min, ref transform);
return(true);
}
}
return(false);
}
public bool CanAddBlock(ref Vector3I otherGridPositionMin, ref Vector3I otherGridPositionMax, MyBlockOrientation otherOrientation, MyCubeBlockDefinition otherDefinition)
{
MatrixI xi;
bool flag2;
if (!this.GetTransform(out xi))
{
return(true);
}
try
{
MatrixI xi2;
MatrixI.Invert(ref xi, out xi2);
Vector3I vectori1 = Vector3I.Transform(otherGridPositionMin, ref xi2);
Vector3I vectori = Vector3I.Transform(otherGridPositionMax, ref xi2);
Vector3I minB = Vector3I.Min(vectori1, vectori);
Vector3I maxB = Vector3I.Max(vectori1, vectori);
if (Vector3I.BoxIntersects(ref this.MultiBlockDefinition.Min, ref this.MultiBlockDefinition.Max, ref minB, ref maxB))
{
MatrixI xi4;
MatrixI leftMatrix = new MatrixI(otherOrientation);
MatrixI.Multiply(ref leftMatrix, ref xi2, out xi4);
MyBlockOrientation orientation = new MyBlockOrientation(xi4.Forward, xi4.Up);
m_tmpPartDefinitions.Clear();
MyMultiBlockDefinition.MyMultiBlockPartDefinition[] blockDefinitions = this.MultiBlockDefinition.BlockDefinitions;
int index = 0;
while (true)
{
if (index < blockDefinitions.Length)
{
MyMultiBlockDefinition.MyMultiBlockPartDefinition item = blockDefinitions[index];
if (Vector3I.BoxIntersects(ref item.Min, ref item.Max, ref minB, ref maxB))
{
if (!(minB == maxB))
{
break;
}
if (!(item.Min == item.Max))
{
break;
}
m_tmpPartDefinitions.Add(item);
}
index++;
continue;
}
if (m_tmpPartDefinitions.Count == 0)
{
flag2 = true;
}
else
{
bool flag = true;
foreach (MyMultiBlockDefinition.MyMultiBlockPartDefinition definition2 in m_tmpPartDefinitions)
{
MyCubeBlockDefinition definition3;
if (!MyDefinitionManager.Static.TryGetCubeBlockDefinition(definition2.Id, out definition3))
{
continue;
}
if (definition3 != null)
{
flag &= MyCompoundCubeBlock.CanAddBlocks(definition3, new MyBlockOrientation(definition2.Forward, definition2.Up), otherDefinition, orientation);
if (!flag)
{
break;
}
}
}
flag2 = flag;
}
return(flag2);
}
flag2 = false;
}
else
{
flag2 = true;
}
}
finally
{
m_tmpPartDefinitions.Clear();
}
return(flag2);
}
