public void Set_Matrix(Matrix4 value, bool FireChangedEvent = true)
{
// Remove the current matrix value from the stack so we can replace it
if (MatrixStack.Count > 0)
{
MatrixStack.Pop();
}
// Find the value we need to stack the incoming one ontop of (so we can combine them)
Matrix4 mtx = MatrixStack.FirstOrDefault();
// Combine the incoming value with the one before it(if any) in the stack
if (mtx != null)
{
mtx *= value;
}
else
{
mtx = value;
}
MatrixStack.Push(mtx);
if (FireChangedEvent)
{
Stack_Changed?.Invoke();
}
}
/// <summary>
/// Sets the current blend color for the most recent stack item (this color is blended with all the blending colors before it)
/// </summary>
/// <param name="value"></param>
public void Set_Blend(ReadOnlyColor value, bool FireChangedEvent = true)
{
// Remove old value from the top of the stack
if (BlendingStack.Count > 0)
{
BlendingStack.Pop();
}
// Find the value we need to stack the incoming one ontop of (so we can combine them)
Color clr = BlendingStack.FirstOrDefault();
// Combine the incoming value with the one before it(if any) in the stack
if (clr != null)
{
clr *= value;
}
else
{
clr = new Color(value);
}
BlendingStack.Push(clr);
if (FireChangedEvent)
{
Stack_Changed?.Invoke();
}
}
/// <summary>
/// Pop the last instance off of all our stacks
/// </summary>
public void Pop_All()
{
ColorStack.Pop();
BlendingStack.Pop();
MatrixStack.Pop();
Stack_Changed?.Invoke();
}
/// <summary>
/// Push a new instance onto each of our stacks
/// </summary>
public void Push_All()
{
if (ColorStack.Count > 0)
{
ColorStack.Push(ColorStack.First());
}
else
{
ColorStack.Push(null);
}
if (BlendingStack.Count > 0)
{
BlendingStack.Push(BlendingStack.First());
}
else
{
BlendingStack.Push(null);
}
if (MatrixStack.Count > 0)
{
MatrixStack.Push(MatrixStack.First());
}
else
{
MatrixStack.Push(null);
}
Stack_Changed?.Invoke();
}
/// <summary>
/// Sets the current color for the most recent stack item (this color is NOT blended by the stack)
/// </summary>
/// <param name="value"></param>
public void Set_Color(Color value, bool FireChangedEvent = true)
{
// Remove old value from the top of the stack
if (ColorStack.Count > 0)
{
ColorStack.Pop();
}
// Push the new value onto the stack
ColorStack.Push(value);
if (FireChangedEvent)
{
Stack_Changed?.Invoke();
}
}
