/// <summary>
/// Compute AABB of scene in given space. Note that this will *not* be the same box
/// in world space as in scene space.
/// This computation ignores SOs with zero volume.
/// </summary>
public AxisAlignedBox3f GetBoundingBox(CoordSpace eSpace, bool bIncludeBoundsObjects)
{
if (eSpace == CoordSpace.ObjectCoords)
{
eSpace = CoordSpace.SceneCoords;
}
AxisAlignedBox3f b = AxisAlignedBox3f.Empty;
foreach (SceneObject so in SceneObjects)
{
Box3f sobox = so.GetBoundingBox(eSpace);
if (sobox.Volume > 0)
{
foreach (Vector3d v in sobox.VerticesItr())
{
b.Contain(v);
}
}
}
if (bIncludeBoundsObjects)
{
AxisAlignedBox3f sceneBounds =
UnityUtil.GetGeometryBoundingBox(BoundsObjects, true);
if (sceneBounds.Volume > 0)
{
if (eSpace == CoordSpace.WorldCoords)
{
for (int k = 0; k < 8; ++k)
{
b.Contain(ToWorldP(sceneBounds.Corner(k)));
}
}
else
{
b.Contain(sceneBounds);
}
}
}
if (b.Volume == 0)
{
b = new AxisAlignedBox3f(1.0f);
}
return(b);
}
public virtual void Create(FScene parentScene, List <SceneObject> targets)
{
this.parentScene = parentScene;
this.targets = targets;
root = GameObjectFactory.CreateParentGO("TransformGizmo");
var xMaterial = Factory.MakeMaterial(AxisGizmoFlags.AxisTranslateX);
var xHoverMaterial = Factory.MakeHoverMaterial(AxisGizmoFlags.AxisTranslateX);
var yMaterial = Factory.MakeMaterial(AxisGizmoFlags.AxisTranslateY);
var yHoverMaterial = Factory.MakeHoverMaterial(AxisGizmoFlags.AxisTranslateY);
var zMaterial = Factory.MakeMaterial(AxisGizmoFlags.AxisTranslateZ);
var zHoverMaterial = Factory.MakeHoverMaterial(AxisGizmoFlags.AxisTranslateZ);
if (Factory.Supports(AxisGizmoFlags.AxisTranslateX))
{
translate_x = append_widget(AxisGizmoFlags.AxisTranslateX, 0, "x_translate", xMaterial, xHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.AxisTranslateY))
{
translate_y = append_widget(AxisGizmoFlags.AxisTranslateY, 1, "y_translate", yMaterial, yHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.AxisTranslateZ))
{
translate_z = append_widget(AxisGizmoFlags.AxisTranslateZ, 2, "z_translate", zMaterial, zHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.AxisRotateX))
{
rotate_x = append_widget(AxisGizmoFlags.AxisRotateX, 0, "x_rotate", xMaterial, xHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.AxisRotateY))
{
rotate_y = append_widget(AxisGizmoFlags.AxisRotateY, 1, "y_rotate", yMaterial, yHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.AxisRotateZ))
{
rotate_z = append_widget(AxisGizmoFlags.AxisRotateZ, 2, "z_rotate", zMaterial, zHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.PlaneTranslateX))
{
translate_yz = append_widget(AxisGizmoFlags.PlaneTranslateX, 0, "yz_translate", xMaterial, xHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.PlaneTranslateY))
{
translate_xz = append_widget(AxisGizmoFlags.PlaneTranslateY, 1, "xz_translate", yMaterial, yHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.PlaneTranslateZ))
{
translate_xy = append_widget(AxisGizmoFlags.PlaneTranslateZ, 2, "xy_translate", zMaterial, zHoverMaterial);
}
if (Factory.Supports(AxisGizmoFlags.UniformScale))
{
uniform_scale = append_widget(AxisGizmoFlags.UniformScale, 0, "uniform_scale", null, null);
}
gizmoGeomBounds = UnityUtil.GetGeometryBoundingBox(root, true);
gizmoGeomBounds.Contain(Vector3d.Zero);
initialGizmoRadius = gizmoGeomBounds.MaxDim;
foreach (var widget in Widgets)
{
widget.Value.SetGizmoInitialRadius(initialGizmoRadius);
}
// disable shadows on widget components
foreach (var go in GameObjects)
{
MaterialUtil.DisableShadows(go);
}
update_active();
eCurrentFrameMode = FrameType.LocalFrame;
SetActiveFrame(eCurrentFrameMode);
SetLayer((GizmoLayer == -1) ? FPlatform.WidgetOverlayLayer : GizmoLayer);
// seems like possibly this geometry will be shown this frame, before PreRender()
// is called, which means that on next frame the geometry will pop.
// So we hide here and show in PreRender
root.Hide();
}
virtual public AxisAlignedBox3f GetLocalBoundingBox()
{
// [RMS] is this correct?
DebugUtil.Log("BaseSO.GetLocalBoundingBox: this bounding box may be incorrect...check this usage");
return(UnityUtil.GetGeometryBoundingBox(RootGameObject, true));
}
public void Create(FScene parentScene, List <TransformableSO> targets)
{
this.parentScene = parentScene;
this.targets = targets;
gizmo = new GameObject("TransformGizmo");
float fAlpha = 0.5f;
xMaterial = MaterialUtil.CreateTransparentMaterial(Color.red, fAlpha);
yMaterial = MaterialUtil.CreateTransparentMaterial(Color.green, fAlpha);
zMaterial = MaterialUtil.CreateTransparentMaterial(Color.blue, fAlpha);
xHoverMaterial = MaterialUtil.CreateStandardMaterial(Color.red);
yHoverMaterial = MaterialUtil.CreateStandardMaterial(Color.green);
zHoverMaterial = MaterialUtil.CreateStandardMaterial(Color.blue);
allMaterial = MaterialUtil.CreateTransparentMaterial(Color.white, fAlpha);
allHoverMaterial = MaterialUtil.CreateStandardMaterial(Color.white);
x = AppendMeshGO("x_translate",
(Mesh)Resources.Load("transform_gizmo/axis_translate_x", typeof(Mesh)),
xMaterial, gizmo);
Widgets[x] = new AxisTranslationWidget(0)
{
RootGameObject = x, StandardMaterial = xMaterial, HoverMaterial = xHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
y = AppendMeshGO("y_translate",
(Mesh)Resources.Load("transform_gizmo/axis_translate_y", typeof(Mesh)),
yMaterial, gizmo);
Widgets [y] = new AxisTranslationWidget(1)
{
RootGameObject = y, StandardMaterial = yMaterial, HoverMaterial = yHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
z = AppendMeshGO("z_translate",
(Mesh)Resources.Load("transform_gizmo/axis_translate_z", typeof(Mesh)),
zMaterial, gizmo);
Widgets [z] = new AxisTranslationWidget(2)
{
RootGameObject = z, StandardMaterial = zMaterial, HoverMaterial = zHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
rotate_x = AppendMeshGO("x_rotate",
(Mesh)Resources.Load("transform_gizmo/axisrotate_x", typeof(Mesh)),
xMaterial, gizmo);
Widgets [rotate_x] = new AxisRotationWidget(0)
{
RootGameObject = rotate_x, StandardMaterial = xMaterial, HoverMaterial = xHoverMaterial
};
rotate_y = AppendMeshGO("y_rotate",
(Mesh)Resources.Load("transform_gizmo/axisrotate_y", typeof(Mesh)),
yMaterial, gizmo);
Widgets [rotate_y] = new AxisRotationWidget(1)
{
RootGameObject = rotate_y, StandardMaterial = yMaterial, HoverMaterial = yHoverMaterial
};
rotate_z = AppendMeshGO("z_rotate",
(Mesh)Resources.Load("transform_gizmo/axisrotate_z", typeof(Mesh)),
zMaterial, gizmo);
Widgets [rotate_z] = new AxisRotationWidget(2)
{
RootGameObject = rotate_z, StandardMaterial = zMaterial, HoverMaterial = zHoverMaterial
};
// plane translation widgets
translate_xy = AppendMeshGO("xy_translate",
(Mesh)Resources.Load("transform_gizmo/plane_translate_xy", typeof(Mesh)),
zMaterial, gizmo);
Widgets [translate_xy] = new PlaneTranslationWidget(2)
{
RootGameObject = translate_xy, StandardMaterial = zMaterial, HoverMaterial = zHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
translate_xz = AppendMeshGO("xz_translate",
(Mesh)Resources.Load("transform_gizmo/plane_translate_xz", typeof(Mesh)),
yMaterial, gizmo);
Widgets [translate_xz] = new PlaneTranslationWidget(1)
{
RootGameObject = translate_xz, StandardMaterial = yMaterial, HoverMaterial = yHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
translate_yz = AppendMeshGO("yz_translate",
(Mesh)Resources.Load("transform_gizmo/plane_translate_yz", typeof(Mesh)),
xMaterial, gizmo);
Widgets [translate_yz] = new PlaneTranslationWidget(0)
{
RootGameObject = translate_yz, StandardMaterial = xMaterial, HoverMaterial = xHoverMaterial,
TranslationScaleF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
uniform_scale = AppendMeshGO("uniform_scale",
Resources.Load <Mesh>("transform_gizmo/uniform_scale"), allMaterial, gizmo);
Widgets[uniform_scale] = new UniformScaleWidget(parentScene.ActiveCamera)
{
RootGameObject = uniform_scale, StandardMaterial = allMaterial, HoverMaterial = allHoverMaterial,
ScaleMultiplierF = () => { return(1.0f / parentScene.GetSceneScale()); }
};
gizmoGeomBounds = UnityUtil.GetGeometryBoundingBox(new List <GameObject>()
{
x, y, z, rotate_x, rotate_y, rotate_z, translate_xy, translate_xz, translate_yz, uniform_scale
});
// disable shadows on widget components
foreach (var go in GameObjects)
{
MaterialUtil.DisableShadows(go);
}
eCurrentFrameMode = FrameType.LocalFrame;
SetActiveFrame(eCurrentFrameMode);
SetLayer(FPlatform.WidgetOverlayLayer);
// seems like possibly this geometry will be shown this frame, before PreRender()
// is called, which means that on next frame the geometry will pop.
// So we hide here and show in PreRender
gizmo.Hide();
}