godot/scene/3d/fog_volume.cpp
2022-06-11 09:41:05 -05:00

123 lines
5.2 KiB
C++

/*************************************************************************/
/* fog_volume.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "fog_volume.h"
///////////////////////////
void FogVolume::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_extents", "extents"), &FogVolume::set_extents);
ClassDB::bind_method(D_METHOD("get_extents"), &FogVolume::get_extents);
ClassDB::bind_method(D_METHOD("set_shape", "shape"), &FogVolume::set_shape);
ClassDB::bind_method(D_METHOD("get_shape"), &FogVolume::get_shape);
ClassDB::bind_method(D_METHOD("set_material", "material"), &FogVolume::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &FogVolume::get_material);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "extents", PROPERTY_HINT_RANGE, "0.01,1024,0.01,or_greater,suffix:m"), "set_extents", "get_extents");
ADD_PROPERTY(PropertyInfo(Variant::INT, "shape", PROPERTY_HINT_ENUM, "Ellipsoid (Local),Cone (Local),Cylinder (Local),Box (Local),World (Global)"), "set_shape", "get_shape");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "FogMaterial,ShaderMaterial"), "set_material", "get_material");
}
void FogVolume::_validate_property(PropertyInfo &property) const {
if (property.name == "extents" && shape == RS::FOG_VOLUME_SHAPE_WORLD) {
property.usage = PROPERTY_USAGE_NONE;
return;
}
VisualInstance3D::_validate_property(property);
}
void FogVolume::set_extents(const Vector3 &p_extents) {
extents = p_extents;
extents.x = MAX(0.0, extents.x);
extents.y = MAX(0.0, extents.y);
extents.z = MAX(0.0, extents.z);
RS::get_singleton()->fog_volume_set_extents(_get_volume(), extents);
update_gizmos();
}
Vector3 FogVolume::get_extents() const {
return extents;
}
void FogVolume::set_shape(RS::FogVolumeShape p_type) {
shape = p_type;
RS::get_singleton()->fog_volume_set_shape(_get_volume(), shape);
RS::get_singleton()->instance_set_ignore_culling(get_instance(), shape == RS::FOG_VOLUME_SHAPE_WORLD);
update_gizmos();
notify_property_list_changed();
}
RS::FogVolumeShape FogVolume::get_shape() const {
return shape;
}
void FogVolume::set_material(const Ref<Material> &p_material) {
material = p_material;
RID material_rid;
if (material.is_valid()) {
material_rid = material->get_rid();
}
RS::get_singleton()->fog_volume_set_material(_get_volume(), material_rid);
update_gizmos();
}
Ref<Material> FogVolume::get_material() const {
return material;
}
AABB FogVolume::get_aabb() const {
if (shape != RS::FOG_VOLUME_SHAPE_WORLD) {
return AABB(-extents, extents * 2);
}
return AABB();
}
TypedArray<String> FogVolume::get_configuration_warnings() const {
TypedArray<String> warnings = Node::get_configuration_warnings();
Ref<Environment> environment = get_viewport()->find_world_3d()->get_environment();
if (environment.is_valid() && !environment->is_volumetric_fog_enabled()) {
warnings.push_back(("Fog Volumes need volumetric fog to be enabled in the scene's Environment in order to be visible."));
}
return warnings;
}
FogVolume::FogVolume() {
volume = RS::get_singleton()->fog_volume_create();
RS::get_singleton()->fog_volume_set_shape(volume, RS::FOG_VOLUME_SHAPE_BOX);
set_base(volume);
}
FogVolume::~FogVolume() {
RS::get_singleton()->free(volume);
}