Merge pull request #41402 from saneery/interpolated-camera-process-mode

This commit is contained in:
Rémi Verschelde 2022-07-03 01:59:32 +02:00 committed by GitHub
commit 567083b981
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 58 additions and 10 deletions

View File

@ -22,6 +22,9 @@
<member name="enabled" type="bool" setter="set_interpolation_enabled" getter="is_interpolation_enabled" default="false">
If [code]true[/code], and a target is set, the camera will move automatically.
</member>
<member name="process_mode" type="int" setter="set_process_mode" getter="get_process_mode" enum="InterpolatedCamera.InterpolatedCameraProcessMode" default="1">
The camera's process callback. See [enum InterpolatedCameraProcessMode].
</member>
<member name="speed" type="float" setter="set_speed" getter="get_speed" default="1.0">
How quickly the camera moves toward its target. Higher values will result in tighter camera motion.
</member>
@ -30,5 +33,11 @@
</member>
</members>
<constants>
<constant name="INTERPOLATED_CAMERA_PROCESS_PHYSICS" value="0" enum="InterpolatedCameraProcessMode">
The camera updates with the [code]_physics_process[/code] callback.
</constant>
<constant name="INTERPOLATED_CAMERA_PROCESS_IDLE" value="1" enum="InterpolatedCameraProcessMode">
The camera updates with the [code]_process[/code] callback.
</constant>
</constants>
</class>

View File

@ -35,12 +35,10 @@
void InterpolatedCamera::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (Engine::get_singleton()->is_editor_hint() && enabled) {
set_process_internal(false);
}
_update_process_mode();
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
case NOTIFICATION_INTERNAL_PROCESS:
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
if (!enabled) {
break;
}
@ -50,7 +48,7 @@ void InterpolatedCamera::_notification(int p_what) {
break;
}
float delta = speed * get_process_delta_time();
float delta = speed * (process_mode == INTERPOLATED_CAMERA_PROCESS_PHYSICS ? get_physics_process_delta_time() : get_process_delta_time());
Transform target_xform = node->get_global_transform();
Transform local_transform = get_global_transform();
local_transform = local_transform.interpolate_with(target_xform, delta);
@ -76,6 +74,18 @@ void InterpolatedCamera::_notification(int p_what) {
}
}
void InterpolatedCamera::set_process_mode(InterpolatedCameraProcessMode p_mode) {
if (process_mode == p_mode) {
return;
}
process_mode = p_mode;
_update_process_mode();
}
InterpolatedCamera::InterpolatedCameraProcessMode InterpolatedCamera::get_process_mode() const {
return process_mode;
}
void InterpolatedCamera::_set_target(const Object *p_target) {
ERR_FAIL_NULL(p_target);
set_target(Object::cast_to<Spatial>(p_target));
@ -99,13 +109,19 @@ void InterpolatedCamera::set_interpolation_enabled(bool p_enable) {
return;
}
enabled = p_enable;
if (p_enable) {
if (is_inside_tree() && Engine::get_singleton()->is_editor_hint()) {
return;
}
_update_process_mode();
}
void InterpolatedCamera::_update_process_mode() {
if (Engine::get_singleton()->is_editor_hint() || !enabled) {
set_process_internal(false);
set_physics_process_internal(false);
} else if (process_mode == INTERPOLATED_CAMERA_PROCESS_IDLE) {
set_process_internal(true);
set_physics_process_internal(false);
} else {
set_process_internal(false);
set_physics_process_internal(true);
}
}
@ -132,12 +148,20 @@ void InterpolatedCamera::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_interpolation_enabled", "target_path"), &InterpolatedCamera::set_interpolation_enabled);
ClassDB::bind_method(D_METHOD("is_interpolation_enabled"), &InterpolatedCamera::is_interpolation_enabled);
ClassDB::bind_method(D_METHOD("set_process_mode", "mode"), &InterpolatedCamera::set_process_mode);
ClassDB::bind_method(D_METHOD("get_process_mode"), &InterpolatedCamera::get_process_mode);
ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "target"), "set_target_path", "get_target_path");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "speed"), "set_speed", "get_speed");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "enabled"), "set_interpolation_enabled", "is_interpolation_enabled");
ADD_PROPERTY(PropertyInfo(Variant::INT, "process_mode", PROPERTY_HINT_ENUM, "Physics,Idle"), "set_process_mode", "get_process_mode");
BIND_ENUM_CONSTANT(INTERPOLATED_CAMERA_PROCESS_PHYSICS);
BIND_ENUM_CONSTANT(INTERPOLATED_CAMERA_PROCESS_IDLE);
}
InterpolatedCamera::InterpolatedCamera() {
enabled = false;
speed = 1;
process_mode = INTERPOLATED_CAMERA_PROCESS_IDLE;
}

View File

@ -36,9 +36,19 @@
class InterpolatedCamera : public Camera {
GDCLASS(InterpolatedCamera, Camera);
public:
enum InterpolatedCameraProcessMode {
INTERPOLATED_CAMERA_PROCESS_PHYSICS,
INTERPOLATED_CAMERA_PROCESS_IDLE
};
private:
bool enabled;
real_t speed;
NodePath target;
InterpolatedCameraProcessMode process_mode;
void _update_process_mode();
protected:
void _notification(int p_what);
@ -56,7 +66,12 @@ public:
void set_interpolation_enabled(bool p_enable);
bool is_interpolation_enabled() const;
void set_process_mode(InterpolatedCameraProcessMode p_mode);
InterpolatedCameraProcessMode get_process_mode() const;
InterpolatedCamera();
};
VARIANT_ENUM_CAST(InterpolatedCamera::InterpolatedCameraProcessMode);
#endif // INTERPOLATED_CAMERA_H