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Improve the CSG shape gizmo drawing

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The gizmo colors now depend on the operation. Subtraction will
result in an inverted gizmo color, whereas intersection is now displayed
as white.

A solid translucent overlay is now drawn over a selected node
to make it easier to distinguish.
This commit is contained in:
Hugo Locurcio 2019-07-05 08:13:12 +02:00
parent 550f436f8f
commit e87e8c0485
No known key found for this signature in database
GPG Key ID: 39E8F8BE30B0A49C
2 changed files with 50 additions and 3 deletions
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52
modules/csg/csg_gizmos.cpp
View File

@ -34,8 +34,18 @@
CSGShapeSpatialGizmoPlugin::CSGShapeSpatialGizmoPlugin() {
Color gizmo_color = EDITOR_DEF("editors/3d_gizmos/gizmo_colors/csg", Color(0.2, 0.5, 1, 0.1));
create_material("shape_material", gizmo_color);
Color gizmo_color = EDITOR_DEF("editors/3d_gizmos/gizmo_colors/csg", Color(0.0, 0.4, 1, 0.15));
create_material("shape_union_material", gizmo_color);
create_material("shape_union_solid_material", gizmo_color);
gizmo_color.invert();
create_material("shape_subtraction_material", gizmo_color);
create_material("shape_subtraction_solid_material", gizmo_color);
gizmo_color.r = 0.95;
gizmo_color.g = 0.95;
gizmo_color.b = 0.95;
create_material("shape_intersection_material", gizmo_color);
create_material("shape_intersection_solid_material", gizmo_color);
create_handle_material("handles");
}
@ -311,7 +321,19 @@ void CSGShapeSpatialGizmoPlugin::redraw(EditorSpatialGizmo *p_gizmo) {
p_gizmo->clear();
Ref<Material> material = get_material("shape_material", p_gizmo);
Ref<Material> material;
switch (cs->get_operation()) {
case CSGShape::OPERATION_UNION:
material = get_material("shape_union_material", p_gizmo);
break;
case CSGShape::OPERATION_INTERSECTION:
material = get_material("shape_intersection_material", p_gizmo);
break;
case CSGShape::OPERATION_SUBTRACTION:
material = get_material("shape_subtraction_material", p_gizmo);
break;
}
Ref<Material> handles_material = get_material("handles");
PoolVector<Vector3> faces = cs->get_brush_faces();
@ -334,6 +356,30 @@ void CSGShapeSpatialGizmoPlugin::redraw(EditorSpatialGizmo *p_gizmo) {
p_gizmo->add_lines(lines, material);
p_gizmo->add_collision_segments(lines);
if (p_gizmo->is_selected()) {
// Draw a translucent representation of the CSG node
Ref<ArrayMesh> mesh = memnew(ArrayMesh);
Array array;
array.resize(Mesh::ARRAY_MAX);
array[Mesh::ARRAY_VERTEX] = faces;
mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, array);
Ref<Material> solid_material;
switch (cs->get_operation()) {
case CSGShape::OPERATION_UNION:
solid_material = get_material("shape_union_solid_material", p_gizmo);
break;
case CSGShape::OPERATION_INTERSECTION:
solid_material = get_material("shape_intersection_solid_material", p_gizmo);
break;
case CSGShape::OPERATION_SUBTRACTION:
solid_material = get_material("shape_subtraction_solid_material", p_gizmo);
break;
}
p_gizmo->add_mesh(mesh, false, RID(), solid_material);
}
if (Object::cast_to<CSGSphere>(cs)) {
CSGSphere *s = Object::cast_to<CSGSphere>(cs);

1
modules/csg/csg_shape.cpp
View File

@ -557,6 +557,7 @@ void CSGShape::set_operation(Operation p_operation) {
operation = p_operation;
_make_dirty();
update_gizmo();
}
CSGShape::Operation CSGShape::get_operation() const {