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-rw-r--r--scene/3d/fog_volume.cpp122
1 files changed, 122 insertions, 0 deletions
diff --git a/scene/3d/fog_volume.cpp b/scene/3d/fog_volume.cpp
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+/*************************************************************************/
+/* fog_volume.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 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"), "set_extents", "get_extents");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "shape", PROPERTY_HINT_ENUM, "Ellipsoid,Box,World"), "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);
+}