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-rw-r--r--servers/rendering/renderer_rd/environment/fog.cpp128
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diff --git a/servers/rendering/renderer_rd/environment/fog.cpp b/servers/rendering/renderer_rd/environment/fog.cpp
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+/*************************************************************************/
+/* fog.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.h"
+
+using namespace RendererRD;
+
+Fog *Fog::singleton = nullptr;
+
+Fog::Fog() {
+ singleton = this;
+}
+
+Fog::~Fog() {
+ singleton = nullptr;
+}
+
+/* FOG VOLUMES */
+
+RID Fog::fog_volume_allocate() {
+ return fog_volume_owner.allocate_rid();
+}
+
+void Fog::fog_volume_initialize(RID p_rid) {
+ fog_volume_owner.initialize_rid(p_rid, FogVolume());
+}
+
+void Fog::fog_free(RID p_rid) {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_rid);
+ fog_volume->dependency.deleted_notify(p_rid);
+ fog_volume_owner.free(p_rid);
+}
+
+void Fog::fog_volume_set_shape(RID p_fog_volume, RS::FogVolumeShape p_shape) {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND(!fog_volume);
+
+ if (p_shape == fog_volume->shape) {
+ return;
+ }
+
+ fog_volume->shape = p_shape;
+ fog_volume->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_AABB);
+}
+
+void Fog::fog_volume_set_extents(RID p_fog_volume, const Vector3 &p_extents) {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND(!fog_volume);
+
+ fog_volume->extents = p_extents;
+ fog_volume->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_AABB);
+}
+
+void Fog::fog_volume_set_material(RID p_fog_volume, RID p_material) {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND(!fog_volume);
+ fog_volume->material = p_material;
+}
+
+RID Fog::fog_volume_get_material(RID p_fog_volume) const {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND_V(!fog_volume, RID());
+
+ return fog_volume->material;
+}
+
+RS::FogVolumeShape Fog::fog_volume_get_shape(RID p_fog_volume) const {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND_V(!fog_volume, RS::FOG_VOLUME_SHAPE_BOX);
+
+ return fog_volume->shape;
+}
+
+AABB Fog::fog_volume_get_aabb(RID p_fog_volume) const {
+ FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND_V(!fog_volume, AABB());
+
+ switch (fog_volume->shape) {
+ case RS::FOG_VOLUME_SHAPE_ELLIPSOID:
+ case RS::FOG_VOLUME_SHAPE_CONE:
+ case RS::FOG_VOLUME_SHAPE_CYLINDER:
+ case RS::FOG_VOLUME_SHAPE_BOX: {
+ AABB aabb;
+ aabb.position = -fog_volume->extents;
+ aabb.size = fog_volume->extents * 2;
+ return aabb;
+ }
+ default: {
+ // Need some size otherwise will get culled
+ return AABB(Vector3(-1, -1, -1), Vector3(2, 2, 2));
+ }
+ }
+
+ return AABB();
+}
+
+Vector3 Fog::fog_volume_get_extents(RID p_fog_volume) const {
+ const FogVolume *fog_volume = fog_volume_owner.get_or_null(p_fog_volume);
+ ERR_FAIL_COND_V(!fog_volume, Vector3());
+ return fog_volume->extents;
+}