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Render bounding box around mesh, centre & scale arcball on bbox

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* The arcball lookat position can also be dragged with alt-click or
  middle click.
* Also supports other elements as position not just magically-selected
  "POSITION" element.
This commit is contained in:
baldurk
2015-07-06 19:58:45 +02:00
parent b23db183b6
commit edda31248f
11 changed files with 309 additions and 68 deletions
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renderdocui/Code/Cameras.cs
+43 -15
View File
@@ -91,15 +91,16 @@ namespace renderdocui.Code
virtual public void MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
m_DragStartPos = e.Location;
}
m_DragStartPos = e.Location;
}
virtual public void MouseMove(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
if (e.Button == MouseButtons.None)
{
m_DragStartPos = new Point(-1, -1);
}
else
{
if (m_DragStartPos.X < 0)
{
@@ -108,10 +109,6 @@ namespace renderdocui.Code
m_DragStartPos = e.Location;
}
else
{
m_DragStartPos = new Point(-1, -1);
}
}
virtual public void KeyUp(object sender, KeyEventArgs e)
@@ -177,20 +174,25 @@ namespace renderdocui.Code
m_Rotation = new Vec3f();
}
public void SetDistance(float dist)
{
m_Distance = Math.Abs(dist);
}
public override void Update()
{
}
public override void Apply()
{
m_Camera.Arcball(m_Distance, Rotation);
m_Camera.Arcball(LookAtPos, m_Distance, Rotation);
}
public override void MouseWheel(object sender, MouseEventArgs e)
{
float mod = (1.0f - (float)e.Delta / 2500.0f);
m_Distance = Math.Max(1.0f, m_Distance * mod);
m_Distance = Math.Max(1e-6f, m_Distance * mod);
((HandledMouseEventArgs)e).Handled = true;
@@ -199,12 +201,35 @@ namespace renderdocui.Code
public override void MouseMove(object sender, MouseEventArgs e)
{
if (DragStartPos.X > 0 && e.Button == MouseButtons.Left)
if (DragStartPos.X > 0)
{
m_Rotation.y += (float)(e.X - DragStartPos.X) / 300.0f;
m_Rotation.x += (float)(e.Y - DragStartPos.Y) / 300.0f;
if (e.Button == MouseButtons.Middle ||
(e.Button == MouseButtons.Left && (Control.ModifierKeys & Keys.Alt) == Keys.Alt)
)
{
float xdelta = (float)(e.X - DragStartPos.X) / 300.0f;
float ydelta = (float)(e.Y - DragStartPos.Y) / 300.0f;
m_Dirty = true;
xdelta *= Math.Max(1.0f, m_Distance);
ydelta *= Math.Max(1.0f, m_Distance);
LookAtPos.x -= m_Camera.Right.x * xdelta;
LookAtPos.y -= m_Camera.Right.y * xdelta;
LookAtPos.z -= m_Camera.Right.z * xdelta;
LookAtPos.x += m_Camera.Up.x * ydelta;
LookAtPos.y += m_Camera.Up.y * ydelta;
LookAtPos.z += m_Camera.Up.z * ydelta;
m_Dirty = true;
}
else if (e.Button == MouseButtons.Left)
{
m_Rotation.y += (float)(e.X - DragStartPos.X) / 300.0f;
m_Rotation.x += (float)(e.Y - DragStartPos.Y) / 300.0f;
m_Dirty = true;
}
}
base.MouseMove(sender, e);
@@ -223,6 +248,9 @@ namespace renderdocui.Code
private float m_Distance = 10.0f;
private Vec3f m_Rotation = new Vec3f();
public Vec3f LookAtPos = new Vec3f();
public override Vec3f Position { get { return m_Camera.Position; } }
public override Vec3f Rotation { get { return m_Rotation; } }
}