diff options
Diffstat (limited to 'scene/3d/lightmapper.h')
| -rw-r--r-- | scene/3d/lightmapper.h | 94 |
1 files changed, 86 insertions, 8 deletions
diff --git a/scene/3d/lightmapper.h b/scene/3d/lightmapper.h index ccf9bde279..d028628901 100644 --- a/scene/3d/lightmapper.h +++ b/scene/3d/lightmapper.h @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ +/* 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 */ @@ -31,11 +31,22 @@ #ifndef LIGHTMAPPER_H #define LIGHTMAPPER_H -#include "scene/resources/mesh.h" -#include "servers/rendering/rendering_device.h" +#include "core/object/ref_counted.h" -class LightmapDenoiser : public Reference { - GDCLASS(LightmapDenoiser, Reference) +class Image; + +#if !defined(__aligned) + +#if defined(_WIN32) && defined(_MSC_VER) +#define __aligned(...) __declspec(align(__VA_ARGS__)) +#else +#define __aligned(...) __attribute__((aligned(__VA_ARGS__))) +#endif + +#endif + +class LightmapDenoiser : public RefCounted { + GDCLASS(LightmapDenoiser, RefCounted) protected: static LightmapDenoiser *(*create_function)(); @@ -44,8 +55,75 @@ public: static Ref<LightmapDenoiser> create(); }; -class Lightmapper : public Reference { - GDCLASS(Lightmapper, Reference) +class LightmapRaycaster : public RefCounted { + GDCLASS(LightmapRaycaster, RefCounted) +protected: + static LightmapRaycaster *(*create_function)(); + +public: + // compatible with embree3 rays + struct __aligned(16) Ray { + const static unsigned int INVALID_GEOMETRY_ID = ((unsigned int)-1); // from rtcore_common.h + + /*! Default construction does nothing. */ + _FORCE_INLINE_ Ray() : + geomID(INVALID_GEOMETRY_ID) {} + + /*! Constructs a ray from origin, direction, and ray segment. Near + * has to be smaller than far. */ + _FORCE_INLINE_ Ray(const Vector3 &org, + const Vector3 &dir, + float tnear = 0.0f, + float tfar = INFINITY) : + org(org), + tnear(tnear), + dir(dir), + time(0.0f), + tfar(tfar), + mask(-1), + u(0.0), + v(0.0), + primID(INVALID_GEOMETRY_ID), + geomID(INVALID_GEOMETRY_ID), + instID(INVALID_GEOMETRY_ID) {} + + /*! Tests if we hit something. */ + _FORCE_INLINE_ explicit operator bool() const { return geomID != INVALID_GEOMETRY_ID; } + + public: + Vector3 org; //!< Ray origin + tnear + float tnear; //!< Start of ray segment + Vector3 dir; //!< Ray direction + tfar + float time; //!< Time of this ray for motion blur. + float tfar; //!< End of ray segment + unsigned int mask; //!< used to mask out objects during traversal + unsigned int id; //!< ray ID + unsigned int flags; //!< ray flags + + Vector3 normal; //!< Not normalized geometry normal + float u; //!< Barycentric u coordinate of hit + float v; //!< Barycentric v coordinate of hit + unsigned int primID; //!< primitive ID + unsigned int geomID; //!< geometry ID + unsigned int instID; //!< instance ID + }; + + virtual bool intersect(Ray &p_ray) = 0; + + virtual void intersect(Vector<Ray> &r_rays) = 0; + + virtual void add_mesh(const Vector<Vector3> &p_vertices, const Vector<Vector3> &p_normals, const Vector<Vector2> &p_uv2s, unsigned int p_id) = 0; + virtual void set_mesh_alpha_texture(Ref<Image> p_alpha_texture, unsigned int p_id) = 0; + virtual void commit() = 0; + + virtual void set_mesh_filter(const Set<int> &p_mesh_ids) = 0; + virtual void clear_mesh_filter() = 0; + + static Ref<LightmapRaycaster> create(); +}; + +class Lightmapper : public RefCounted { + GDCLASS(Lightmapper, RefCounted) public: enum GenerateProbes { GENERATE_PROBES_DISABLED, |