Addition of FogVolumes, FogShaders, FogMaterial, and overhaul of VolumetricFog

Co-authored-by: Brian Semrau <brian.semrau@gmail.com>
2021-10-03 04:28:55 -07:00
parent 9307808987
commit 1b2cd9f251
51 changed files with 2979 additions and 777 deletions
@@ -0,0 +1,72 @@
+/*************************************************************************/
+/*  fog_volume.h                                                         */
+/*************************************************************************/
+/*                       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.                */
+/*************************************************************************/
+
+#ifndef FOG_VOLUME_H
+#define FOG_VOLUME_H
+
+#include "core/templates/rid.h"
+#include "scene/3d/visual_instance_3d.h"
+#include "scene/main/node.h"
+#include "scene/main/viewport.h"
+#include "scene/resources/material.h"
+
+class FogVolume : public VisualInstance3D {
+	GDCLASS(FogVolume, VisualInstance3D);
+
+	Vector3 extents = Vector3(1, 1, 1);
+	Ref<Material> material;
+	RS::FogVolumeShape shape = RS::FOG_VOLUME_SHAPE_BOX;
+
+	RID volume;
+
+protected:
+	_FORCE_INLINE_ RID _get_volume() { return volume; }
+	static void _bind_methods();
+	virtual void _validate_property(PropertyInfo &property) const override;
+
+public:
+	void set_extents(const Vector3 &p_extents);
+	Vector3 get_extents() const;
+
+	void set_shape(RS::FogVolumeShape p_type);
+	RS::FogVolumeShape get_shape() const;
+
+	void set_material(const Ref<Material> &p_material);
+	Ref<Material> get_material() const;
+
+	virtual AABB get_aabb() const override;
+	virtual Vector<Face3> get_faces(uint32_t p_usage_flags) const override { return Vector<Face3>(); }
+	TypedArray<String> get_configuration_warnings() const override;
+
+	FogVolume();
+	~FogVolume();
+};
+
+#endif // FOG_VOLUME_H