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Merge pull request #32173 from Calinou/improve-3d-light-gizmos 

Improve the 3D light gizmos
This commit is contained in:
Rémi Verschelde 2019-09-20 17:09:50 +02:00 committed by GitHub
parent fdc2463a1b bfa246cda8
commit a80407fe31
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 50 additions and 37 deletions
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87
editor/spatial_editor_gizmos.cpp
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@ -783,9 +783,10 @@ Vector3 EditorSpatialGizmo::get_handle_pos(int p_idx) const {
LightSpatialGizmoPlugin::LightSpatialGizmoPlugin() {
Color gizmo_color = EDITOR_DEF("editors/3d_gizmos/gizmo_colors/light", Color(1, 1, 0.2));
Color gizmo_color = EDITOR_DEF("editors/3d_gizmos/gizmo_colors/light", Color(1, 1, 0.7));
create_material("lines", gizmo_color);
create_material("lines_primary", gizmo_color);
create_material("lines_secondary", gizmo_color * Color(1, 1, 1, 0.35));
create_material("lines_billboard", gizmo_color, true);
create_icon_material("light_directional_icon", SpatialEditor::get_singleton()->get_icon("GizmoDirectionalLight", "EditorIcons"));
@ -937,7 +938,7 @@ void LightSpatialGizmoPlugin::redraw(EditorSpatialGizmo *p_gizmo) {
if (Object::cast_to<DirectionalLight>(light)) {
Ref<Material> material = get_material("lines", p_gizmo);
Ref<Material> material = get_material("lines_primary", p_gizmo);
Ref<Material> icon = get_material("light_directional_icon", p_gizmo);
const int arrow_points = 7;
@ -975,31 +976,39 @@ void LightSpatialGizmoPlugin::redraw(EditorSpatialGizmo *p_gizmo) {
if (Object::cast_to<OmniLight>(light)) {
Ref<Material> material = get_material("lines_billboard", p_gizmo);
Ref<Material> icon = get_material("light_omni_icon", p_gizmo);
// Use both a billboard circle and 3 non-billboard circles for a better sphere-like representation
const Ref<Material> lines_material = get_material("lines_secondary", p_gizmo);
const Ref<Material> lines_billboard_material = get_material("lines_billboard", p_gizmo);
const Ref<Material> icon = get_material("light_omni_icon", p_gizmo);
OmniLight *on = Object::cast_to<OmniLight>(light);
float r = on->get_param(Light::PARAM_RANGE);
const float r = on->get_param(Light::PARAM_RANGE);
Vector<Vector3> points;
Vector<Vector3> points_billboard;
for (int i = 0; i <= 360; i++) {
for (int i = 0; i < 120; i++) {
float ra = Math::deg2rad((float)i);
float rb = Math::deg2rad((float)i + 1);
Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * r;
Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * r;
// Create a circle
const float ra = Math::deg2rad((float)(i * 3));
const float rb = Math::deg2rad((float)((i + 1) * 3));
const Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * r;
const Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * r;
/*points.push_back(Vector3(a.x,0,a.y));
points.push_back(Vector3(b.x,0,b.y));
points.push_back(Vector3(0,a.x,a.y));
points.push_back(Vector3(0,b.x,b.y));*/
// Draw axis-aligned circles
points.push_back(Vector3(a.x, 0, a.y));
points.push_back(Vector3(b.x, 0, b.y));
points.push_back(Vector3(0, a.x, a.y));
points.push_back(Vector3(0, b.x, b.y));
points.push_back(Vector3(a.x, a.y, 0));
points.push_back(Vector3(b.x, b.y, 0));
// Draw a billboarded circle
points_billboard.push_back(Vector3(a.x, a.y, 0));
points_billboard.push_back(Vector3(b.x, b.y, 0));
}
p_gizmo->add_lines(points, material, true);
p_gizmo->add_lines(points, lines_material, true);
p_gizmo->add_lines(points_billboard, lines_billboard_material, true);
p_gizmo->add_unscaled_billboard(icon, 0.05);
Vector<Vector3> handles;
@ -1009,40 +1018,44 @@ void LightSpatialGizmoPlugin::redraw(EditorSpatialGizmo *p_gizmo) {
if (Object::cast_to<SpotLight>(light)) {
Ref<Material> material = get_material("lines", p_gizmo);
Ref<Material> icon = get_material("light_spot_icon", p_gizmo);
const Ref<Material> material_primary = get_material("lines_primary", p_gizmo);
const Ref<Material> material_secondary = get_material("lines_secondary", p_gizmo);
const Ref<Material> icon = get_material("light_spot_icon", p_gizmo);
Vector<Vector3> points;
Vector<Vector3> points_primary;
Vector<Vector3> points_secondary;
SpotLight *sl = Object::cast_to<SpotLight>(light);
float r = sl->get_param(Light::PARAM_RANGE);
float w = r * Math::sin(Math::deg2rad(sl->get_param(Light::PARAM_SPOT_ANGLE)));
float d = r * Math::cos(Math::deg2rad(sl->get_param(Light::PARAM_SPOT_ANGLE)));
for (int i = 0; i < 360; i++) {
for (int i = 0; i < 120; i++) {
float ra = Math::deg2rad((float)i);
float rb = Math::deg2rad((float)i + 1);
Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * w;
Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * w;
// Draw a circle
const float ra = Math::deg2rad((float)(i * 3));
const float rb = Math::deg2rad((float)((i + 1) * 3));
const Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * w;
const Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * w;
points.push_back(Vector3(a.x, a.y, -d));
points.push_back(Vector3(b.x, b.y, -d));
points_primary.push_back(Vector3(a.x, a.y, -d));
points_primary.push_back(Vector3(b.x, b.y, -d));
if (i % 90 == 0) {
points.push_back(Vector3(a.x, a.y, -d));
points.push_back(Vector3());
if (i % 15 == 0) {
// Draw 8 lines from the cone origin to the sides of the circle
points_secondary.push_back(Vector3(a.x, a.y, -d));
points_secondary.push_back(Vector3());
}
}
points.push_back(Vector3(0, 0, -r));
points.push_back(Vector3());
points_primary.push_back(Vector3(0, 0, -r));
points_primary.push_back(Vector3());
p_gizmo->add_lines(points, material);
p_gizmo->add_lines(points_primary, material_primary);
p_gizmo->add_lines(points_secondary, material_secondary);
float ra = 16 * Math_PI * 2.0 / 64.0;
Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * w;
const float ra = 16 * Math_PI * 2.0 / 64.0;
const Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * w;
Vector<Vector3> handles;
handles.push_back(Vector3(0, 0, -r));