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Merge pull request #58389 from rcorre/blender-numeric

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Implement numeric blender-style transforms.
This commit is contained in:
Rémi Verschelde 2023-08-11 10:31:40 +02:00
parent 7df393312f d6a83a6bac
commit 48a447b5ee
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GPG key ID: C3336907360768E1
2 changed files with 165 additions and 114 deletions
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268
editor/plugins/node_3d_editor_plugin.cpp
View file

@ -1675,6 +1675,7 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
if (_edit.mode != TRANSFORM_NONE && b->is_pressed()) {
cancel_transform();
break;
}
if (b->is_pressed()) {
@ -2007,7 +2008,7 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
_edit.mode = TRANSFORM_TRANSLATE;
}
if (_edit.mode == TRANSFORM_NONE) {
if (_edit.mode == TRANSFORM_NONE || _edit.numeric_input != 0 || _edit.numeric_next_decimal != 0) {
return;
}
@ -2145,6 +2146,43 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
return;
}
if (_edit.instant) {
// In a Blender-style transform, numbers set the magnitude of the transform.
// E.g. pressing g4.5x means "translate 4.5 units along the X axis".
// Use the Unicode value because we care about the text, not the actual keycode.
// This ensures numbers work consistently across different keyboard language layouts.
bool processed = true;
Key key = k->get_physical_keycode();
char32_t unicode = k->get_unicode();
if (unicode >= '0' && unicode <= '9') {
uint32_t value = uint32_t(unicode - Key::KEY_0);
if (_edit.numeric_next_decimal < 0) {
_edit.numeric_input = _edit.numeric_input + value * Math::pow(10.0, _edit.numeric_next_decimal--);
} else {
_edit.numeric_input = _edit.numeric_input * 10 + value;
}
update_transform_numeric();
} else if (unicode == '-') {
_edit.numeric_negate = !_edit.numeric_negate;
update_transform_numeric();
} else if (unicode == '.') {
if (_edit.numeric_next_decimal == 0) {
_edit.numeric_next_decimal = -1;
}
} else if (key == Key::ENTER || key == Key::KP_ENTER || key == Key::SPACE) {
commit_transform();
} else {
processed = false;
}
if (processed) {
// Ignore mouse inputs once we receive a numeric input.
set_process_input(false);
accept_event();
return;
}
}
if (EDITOR_GET("editors/3d/navigation/emulate_numpad")) {
const Key code = k->get_physical_keycode();
if (code >= Key::KEY_0 && code <= Key::KEY_9) {
@ -2165,26 +2203,19 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
} else {
// We're actively transforming, handle keys specially
TransformPlane new_plane = TRANSFORM_VIEW;
String new_message;
if (ED_IS_SHORTCUT("spatial_editor/lock_transform_x", p_event)) {
new_plane = TRANSFORM_X_AXIS;
new_message = TTR("X-Axis Transform.");
} else if (ED_IS_SHORTCUT("spatial_editor/lock_transform_y", p_event)) {
new_plane = TRANSFORM_Y_AXIS;
new_message = TTR("Y-Axis Transform.");
} else if (ED_IS_SHORTCUT("spatial_editor/lock_transform_z", p_event)) {
new_plane = TRANSFORM_Z_AXIS;
new_message = TTR("Z-Axis Transform.");
} else if (_edit.mode != TRANSFORM_ROTATE) { // rotating on a plane doesn't make sense
if (ED_IS_SHORTCUT("spatial_editor/lock_transform_yz", p_event)) {
new_plane = TRANSFORM_YZ;
new_message = TTR("YZ-Plane Transform.");
} else if (ED_IS_SHORTCUT("spatial_editor/lock_transform_xz", p_event)) {
new_plane = TRANSFORM_XZ;
new_message = TTR("XZ-Plane Transform.");
} else if (ED_IS_SHORTCUT("spatial_editor/lock_transform_xy", p_event)) {
new_plane = TRANSFORM_XY;
new_message = TTR("XY-Plane Transform.");
}
}
@ -2201,8 +2232,11 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
_edit.plane = TRANSFORM_VIEW;
spatial_editor->set_local_coords_enabled(false);
}
update_transform(Input::get_singleton()->is_key_pressed(Key::SHIFT));
set_message(new_message, 2);
if (_edit.numeric_input != 0 || _edit.numeric_next_decimal != 0) {
update_transform_numeric();
} else {
update_transform(Input::get_singleton()->is_key_pressed(Key::SHIFT));
}
accept_event();
return;
}
@ -4575,6 +4609,43 @@ void Node3DEditorViewport::commit_transform() {
set_message("");
}
void Node3DEditorViewport::apply_transform(Vector3 p_motion, double p_snap) {
bool local_coords = (spatial_editor->are_local_coords_enabled() && _edit.plane != TRANSFORM_VIEW);
List<Node *> &selection = editor_selection->get_selected_node_list();
for (Node *E : selection) {
Node3D *sp = Object::cast_to<Node3D>(E);
if (!sp) {
continue;
}
Node3DEditorSelectedItem *se = editor_selection->get_node_editor_data<Node3DEditorSelectedItem>(sp);
if (!se) {
continue;
}
if (sp->has_meta("_edit_lock_")) {
continue;
}
if (se->gizmo.is_valid()) {
for (KeyValue<int, Transform3D> &GE : se->subgizmos) {
Transform3D xform = GE.value;
Transform3D new_xform = _compute_transform(_edit.mode, se->original * xform, xform, p_motion, p_snap, local_coords, _edit.plane != TRANSFORM_VIEW); // Force orthogonal with subgizmo.
if (!local_coords) {
new_xform = se->original.affine_inverse() * new_xform;
}
se->gizmo->set_subgizmo_transform(GE.key, new_xform);
}
} else {
Transform3D new_xform = _compute_transform(_edit.mode, se->original, se->original_local, p_motion, p_snap, local_coords, sp->get_rotation_edit_mode() != Node3D::ROTATION_EDIT_MODE_BASIS && _edit.plane != TRANSFORM_VIEW);
_transform_gizmo_apply(se->sp, new_xform, local_coords);
}
}
spatial_editor->update_transform_gizmo();
surface->queue_redraw();
}
// Update the current transform operation in response to an input.
void Node3DEditorViewport::update_transform(bool p_shift) {
Vector3 ray_pos = _get_ray_pos(_edit.mouse_pos);
@ -4670,43 +4741,11 @@ void Node3DEditorViewport::update_transform(bool p_shift) {
set_message(TTR("Scaling:") + " (" + String::num(motion_snapped.x, snap_step_decimals) + ", " +
String::num(motion_snapped.y, snap_step_decimals) + ", " + String::num(motion_snapped.z, snap_step_decimals) + ")");
if (local_coords) {
// TODO: needed?
motion = _edit.original.basis.inverse().xform(motion);
}
List<Node *> &selection = editor_selection->get_selected_node_list();
for (Node *E : selection) {
Node3D *sp = Object::cast_to<Node3D>(E);
if (!sp) {
continue;
}
Node3DEditorSelectedItem *se = editor_selection->get_node_editor_data<Node3DEditorSelectedItem>(sp);
if (!se) {
continue;
}
if (sp->has_meta("_edit_lock_")) {
continue;
}
if (se->gizmo.is_valid()) {
for (KeyValue<int, Transform3D> &GE : se->subgizmos) {
Transform3D xform = GE.value;
Transform3D new_xform = _compute_transform(TRANSFORM_SCALE, se->original * xform, xform, motion, snap, local_coords, _edit.plane != TRANSFORM_VIEW); // Force orthogonal with subgizmo.
if (!local_coords) {
new_xform = se->original.affine_inverse() * new_xform;
}
se->gizmo->set_subgizmo_transform(GE.key, new_xform);
}
} else {
Transform3D new_xform = _compute_transform(TRANSFORM_SCALE, se->original, se->original_local, motion, snap, local_coords, sp->get_rotation_edit_mode() != Node3D::ROTATION_EDIT_MODE_BASIS && _edit.plane != TRANSFORM_VIEW);
_transform_gizmo_apply(se->sp, new_xform, local_coords);
}
}
spatial_editor->update_transform_gizmo();
surface->queue_redraw();
apply_transform(motion, snap);
} break;
case TRANSFORM_TRANSLATE: {
@ -4776,38 +4815,7 @@ void Node3DEditorViewport::update_transform(bool p_shift) {
motion = spatial_editor->get_gizmo_transform().basis.inverse().xform(motion);
}
List<Node *> &selection = editor_selection->get_selected_node_list();
for (Node *E : selection) {
Node3D *sp = Object::cast_to<Node3D>(E);
if (!sp) {
continue;
}
Node3DEditorSelectedItem *se = editor_selection->get_node_editor_data<Node3DEditorSelectedItem>(sp);
if (!se) {
continue;
}
if (sp->has_meta("_edit_lock_")) {
continue;
}
if (se->gizmo.is_valid()) {
for (KeyValue<int, Transform3D> &GE : se->subgizmos) {
Transform3D xform = GE.value;
Transform3D new_xform = _compute_transform(TRANSFORM_TRANSLATE, se->original * xform, xform, motion, snap, local_coords, true); // Force orthogonal with subgizmo.
new_xform = se->original.affine_inverse() * new_xform;
se->gizmo->set_subgizmo_transform(GE.key, new_xform);
}
} else {
Transform3D new_xform = _compute_transform(TRANSFORM_TRANSLATE, se->original, se->original_local, motion, snap, local_coords, sp->get_rotation_edit_mode() != Node3D::ROTATION_EDIT_MODE_BASIS);
_transform_gizmo_apply(se->sp, new_xform, false);
}
}
spatial_editor->update_transform_gizmo();
surface->queue_redraw();
apply_transform(motion, snap);
} break;
case TRANSFORM_ROTATE: {
@ -4876,53 +4884,85 @@ void Node3DEditorViewport::update_transform(bool p_shift) {
bool local_coords = (spatial_editor->are_local_coords_enabled() && _edit.plane != TRANSFORM_VIEW); // Disable local transformation for TRANSFORM_VIEW
List<Node *> &selection = editor_selection->get_selected_node_list();
for (Node *E : selection) {
Node3D *sp = Object::cast_to<Node3D>(E);
if (!sp) {
continue;
}
Node3DEditorSelectedItem *se = editor_selection->get_node_editor_data<Node3DEditorSelectedItem>(sp);
if (!se) {
continue;
}
if (sp->has_meta("_edit_lock_")) {
continue;
}
Vector3 compute_axis = local_coords ? local_axis : global_axis;
if (se->gizmo.is_valid()) {
for (KeyValue<int, Transform3D> &GE : se->subgizmos) {
Transform3D xform = GE.value;
Transform3D new_xform = _compute_transform(TRANSFORM_ROTATE, se->original * xform, xform, compute_axis, angle, local_coords, true); // Force orthogonal with subgizmo.
if (!local_coords) {
new_xform = se->original.affine_inverse() * new_xform;
}
se->gizmo->set_subgizmo_transform(GE.key, new_xform);
}
} else {
Transform3D new_xform = _compute_transform(TRANSFORM_ROTATE, se->original, se->original_local, compute_axis, angle, local_coords, sp->get_rotation_edit_mode() != Node3D::ROTATION_EDIT_MODE_BASIS);
_transform_gizmo_apply(se->sp, new_xform, local_coords);
}
}
spatial_editor->update_transform_gizmo();
surface->queue_redraw();
Vector3 compute_axis = local_coords ? local_axis : global_axis;
apply_transform(compute_axis, angle);
} break;
default: {
}
}
}
// Perform cleanup after a transform operation is committed or canceled.
void Node3DEditorViewport::update_transform_numeric() {
Vector3 motion;
switch (_edit.plane) {
case TRANSFORM_VIEW: {
switch (_edit.mode) {
case TRANSFORM_TRANSLATE:
motion = Vector3(1, 0, 0);
break;
case TRANSFORM_ROTATE:
motion = spatial_editor->get_gizmo_transform().basis.xform_inv(_get_camera_normal()).normalized();
break;
case TRANSFORM_SCALE:
motion = Vector3(1, 1, 1);
break;
case TRANSFORM_NONE:
ERR_FAIL_MSG("_edit.mode cannot be TRANSFORM_NONE in update_transform_numeric.");
}
break;
}
case TRANSFORM_X_AXIS:
motion = Vector3(1, 0, 0);
break;
case TRANSFORM_Y_AXIS:
motion = Vector3(0, 1, 0);
break;
case TRANSFORM_Z_AXIS:
motion = Vector3(0, 0, 1);
break;
case TRANSFORM_XY:
motion = Vector3(1, 1, 0);
break;
case TRANSFORM_XZ:
motion = Vector3(1, 0, 1);
break;
case TRANSFORM_YZ:
motion = Vector3(0, 1, 1);
break;
}
double value = _edit.numeric_input * (_edit.numeric_negate ? -1 : 1);
double extra = 0.0;
switch (_edit.mode) {
case TRANSFORM_TRANSLATE:
motion *= value;
set_message(vformat(TTR("Translating %s."), motion));
break;
case TRANSFORM_ROTATE:
extra = Math::deg_to_rad(value);
set_message(vformat(TTR("Rotating %f degrees."), value));
break;
case TRANSFORM_SCALE:
// To halve the size of an object in Blender, you scale it by 0.5.
// Doing the same in Godot is considered scaling it by -0.5.
motion *= (value - 1.0);
set_message(vformat(TTR("Scaling %s."), motion));
break;
case TRANSFORM_NONE:
ERR_FAIL_MSG("_edit.mode cannot be TRANSFORM_NONE in update_transform_numeric.");
}
apply_transform(motion, extra);
}
// Perform cleanup after a transform operation is committed or cancelled.
void Node3DEditorViewport::finish_transform() {
spatial_editor->set_local_coords_enabled(_edit.original_local);
_edit.mode = TRANSFORM_NONE;
_edit.instant = false;
_edit.numeric_input = 0;
_edit.numeric_next_decimal = 0;
_edit.numeric_negate = false;
spatial_editor->set_local_coords_enabled(_edit.original_local);
spatial_editor->update_transform_gizmo();
surface->queue_redraw();
set_process_input(false);

11
editor/plugins/node_3d_editor_plugin.h
View file

@ -349,6 +349,15 @@ private:
Variant gizmo_initial_value;
bool original_local;
bool instant;
// Numeric blender-style transforms (e.g. 'g5x').
// numeric_input tracks the current input value, e.g. 1.23.
// numeric_negate indicates whether '-' has been pressed to negate the value
// while numeric_next_decimal is 0, numbers are input before the decimal point
// after pressing '.', numeric next decimal changes to -1, and decrements after each press.
double numeric_input = 0.0;
bool numeric_negate = false;
int numeric_next_decimal = 0;
} _edit;
struct Cursor {
@ -445,7 +454,9 @@ private:
void begin_transform(TransformMode p_mode, bool instant);
void commit_transform();
void apply_transform(Vector3 p_motion, double p_snap);
void update_transform(bool p_shift);
void update_transform_numeric();
void finish_transform();
void register_shortcut_action(const String &p_path, const String &p_name, Key p_keycode, bool p_physical = false);