1/**************************************************************************/
2/* light_storage.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifndef LIGHT_STORAGE_H
32#define LIGHT_STORAGE_H
33
34#include "render_scene_buffers.h"
35#include "servers/rendering_server.h"
36
37class RendererLightStorage {
38public:
39 virtual ~RendererLightStorage() {}
40
41 /* Light API */
42
43 virtual RID directional_light_allocate() = 0;
44 virtual void directional_light_initialize(RID p_rid) = 0;
45
46 virtual RID omni_light_allocate() = 0;
47 virtual void omni_light_initialize(RID p_rid) = 0;
48
49 virtual RID spot_light_allocate() = 0;
50 virtual void spot_light_initialize(RID p_rid) = 0;
51
52 virtual void light_free(RID p_rid) = 0;
53
54 virtual void light_set_color(RID p_light, const Color &p_color) = 0;
55 virtual void light_set_param(RID p_light, RS::LightParam p_param, float p_value) = 0;
56 virtual void light_set_shadow(RID p_light, bool p_enabled) = 0;
57 virtual void light_set_projector(RID p_light, RID p_texture) = 0;
58 virtual void light_set_negative(RID p_light, bool p_enable) = 0;
59 virtual void light_set_cull_mask(RID p_light, uint32_t p_mask) = 0;
60 virtual void light_set_distance_fade(RID p_light, bool p_enabled, float p_begin, float p_shadow, float p_length) = 0;
61 virtual void light_set_reverse_cull_face_mode(RID p_light, bool p_enabled) = 0;
62 virtual void light_set_bake_mode(RID p_light, RS::LightBakeMode p_bake_mode) = 0;
63 virtual void light_set_max_sdfgi_cascade(RID p_light, uint32_t p_cascade) = 0;
64
65 virtual void light_omni_set_shadow_mode(RID p_light, RS::LightOmniShadowMode p_mode) = 0;
66
67 virtual void light_directional_set_shadow_mode(RID p_light, RS::LightDirectionalShadowMode p_mode) = 0;
68 virtual void light_directional_set_blend_splits(RID p_light, bool p_enable) = 0;
69 virtual bool light_directional_get_blend_splits(RID p_light) const = 0;
70 virtual void light_directional_set_sky_mode(RID p_light, RS::LightDirectionalSkyMode p_mode) = 0;
71 virtual RS::LightDirectionalSkyMode light_directional_get_sky_mode(RID p_light) const = 0;
72
73 virtual RS::LightDirectionalShadowMode light_directional_get_shadow_mode(RID p_light) = 0;
74 virtual RS::LightOmniShadowMode light_omni_get_shadow_mode(RID p_light) = 0;
75
76 virtual bool light_has_shadow(RID p_light) const = 0;
77
78 virtual bool light_has_projector(RID p_light) const = 0;
79
80 virtual RS::LightType light_get_type(RID p_light) const = 0;
81 virtual AABB light_get_aabb(RID p_light) const = 0;
82 virtual float light_get_param(RID p_light, RS::LightParam p_param) = 0;
83 virtual Color light_get_color(RID p_light) = 0;
84 virtual bool light_get_reverse_cull_face_mode(RID p_light) const = 0;
85 virtual RS::LightBakeMode light_get_bake_mode(RID p_light) = 0;
86 virtual uint32_t light_get_max_sdfgi_cascade(RID p_light) = 0;
87 virtual uint64_t light_get_version(RID p_light) const = 0;
88 virtual uint32_t light_get_cull_mask(RID p_light) const = 0;
89
90 /* LIGHT INSTANCE API */
91
92 virtual RID light_instance_create(RID p_light) = 0;
93 virtual void light_instance_free(RID p_light_instance) = 0;
94 virtual void light_instance_set_transform(RID p_light_instance, const Transform3D &p_transform) = 0;
95 virtual void light_instance_set_aabb(RID p_light_instance, const AABB &p_aabb) = 0;
96 virtual void light_instance_set_shadow_transform(RID p_light_instance, const Projection &p_projection, const Transform3D &p_transform, float p_far, float p_split, int p_pass, float p_shadow_texel_size, float p_bias_scale = 1.0, float p_range_begin = 0, const Vector2 &p_uv_scale = Vector2()) = 0;
97 virtual void light_instance_mark_visible(RID p_light_instance) = 0;
98 virtual bool light_instances_can_render_shadow_cube() const {
99 return true;
100 }
101
102 /* PROBE API */
103
104 virtual RID reflection_probe_allocate() = 0;
105 virtual void reflection_probe_initialize(RID p_rid) = 0;
106 virtual void reflection_probe_free(RID p_rid) = 0;
107
108 virtual void reflection_probe_set_update_mode(RID p_probe, RS::ReflectionProbeUpdateMode p_mode) = 0;
109 virtual void reflection_probe_set_resolution(RID p_probe, int p_resolution) = 0;
110 virtual void reflection_probe_set_intensity(RID p_probe, float p_intensity) = 0;
111 virtual void reflection_probe_set_ambient_mode(RID p_probe, RS::ReflectionProbeAmbientMode p_mode) = 0;
112 virtual void reflection_probe_set_ambient_color(RID p_probe, const Color &p_color) = 0;
113 virtual void reflection_probe_set_ambient_energy(RID p_probe, float p_energy) = 0;
114 virtual void reflection_probe_set_max_distance(RID p_probe, float p_distance) = 0;
115 virtual void reflection_probe_set_size(RID p_probe, const Vector3 &p_size) = 0;
116 virtual void reflection_probe_set_origin_offset(RID p_probe, const Vector3 &p_offset) = 0;
117 virtual void reflection_probe_set_as_interior(RID p_probe, bool p_enable) = 0;
118 virtual void reflection_probe_set_enable_box_projection(RID p_probe, bool p_enable) = 0;
119 virtual void reflection_probe_set_enable_shadows(RID p_probe, bool p_enable) = 0;
120 virtual void reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers) = 0;
121 virtual void reflection_probe_set_mesh_lod_threshold(RID p_probe, float p_ratio) = 0;
122
123 virtual AABB reflection_probe_get_aabb(RID p_probe) const = 0;
124 virtual RS::ReflectionProbeUpdateMode reflection_probe_get_update_mode(RID p_probe) const = 0;
125 virtual uint32_t reflection_probe_get_cull_mask(RID p_probe) const = 0;
126 virtual Vector3 reflection_probe_get_size(RID p_probe) const = 0;
127 virtual Vector3 reflection_probe_get_origin_offset(RID p_probe) const = 0;
128 virtual float reflection_probe_get_origin_max_distance(RID p_probe) const = 0;
129 virtual bool reflection_probe_renders_shadows(RID p_probe) const = 0;
130 virtual float reflection_probe_get_mesh_lod_threshold(RID p_probe) const = 0;
131
132 /* REFLECTION ATLAS */
133
134 virtual RID reflection_atlas_create() = 0;
135 virtual void reflection_atlas_free(RID p_ref_atlas) = 0;
136 virtual void reflection_atlas_set_size(RID p_ref_atlas, int p_reflection_size, int p_reflection_count) = 0;
137 virtual int reflection_atlas_get_size(RID p_ref_atlas) const = 0;
138
139 /* REFLECTION PROBE INSTANCE */
140
141 virtual RID reflection_probe_instance_create(RID p_probe) = 0;
142 virtual void reflection_probe_instance_free(RID p_instance) = 0;
143 virtual void reflection_probe_instance_set_transform(RID p_instance, const Transform3D &p_transform) = 0;
144 virtual void reflection_probe_release_atlas_index(RID p_instance) = 0;
145 virtual bool reflection_probe_instance_needs_redraw(RID p_instance) = 0;
146 virtual bool reflection_probe_instance_has_reflection(RID p_instance) = 0;
147 virtual bool reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas) = 0;
148 virtual Ref<RenderSceneBuffers> reflection_probe_atlas_get_render_buffers(RID p_reflection_atlas) = 0;
149 virtual bool reflection_probe_instance_postprocess_step(RID p_instance) = 0;
150
151 /* LIGHTMAP */
152
153 virtual RID lightmap_allocate() = 0;
154 virtual void lightmap_initialize(RID p_rid) = 0;
155 virtual void lightmap_free(RID p_rid) = 0;
156
157 virtual void lightmap_set_textures(RID p_lightmap, RID p_light, bool p_uses_spherical_haromics) = 0;
158 virtual void lightmap_set_probe_bounds(RID p_lightmap, const AABB &p_bounds) = 0;
159 virtual void lightmap_set_probe_interior(RID p_lightmap, bool p_interior) = 0;
160 virtual void lightmap_set_probe_capture_data(RID p_lightmap, const PackedVector3Array &p_points, const PackedColorArray &p_point_sh, const PackedInt32Array &p_tetrahedra, const PackedInt32Array &p_bsp_tree) = 0;
161 virtual void lightmap_set_baked_exposure_normalization(RID p_lightmap, float p_exposure) = 0;
162 virtual PackedVector3Array lightmap_get_probe_capture_points(RID p_lightmap) const = 0;
163 virtual PackedColorArray lightmap_get_probe_capture_sh(RID p_lightmap) const = 0;
164 virtual PackedInt32Array lightmap_get_probe_capture_tetrahedra(RID p_lightmap) const = 0;
165 virtual PackedInt32Array lightmap_get_probe_capture_bsp_tree(RID p_lightmap) const = 0;
166 virtual AABB lightmap_get_aabb(RID p_lightmap) const = 0;
167 virtual void lightmap_tap_sh_light(RID p_lightmap, const Vector3 &p_point, Color *r_sh) = 0;
168 virtual bool lightmap_is_interior(RID p_lightmap) const = 0;
169 virtual void lightmap_set_probe_capture_update_speed(float p_speed) = 0;
170 virtual float lightmap_get_probe_capture_update_speed() const = 0;
171
172 /* LIGHTMAP INSTANCE */
173
174 virtual RID lightmap_instance_create(RID p_lightmap) = 0;
175 virtual void lightmap_instance_free(RID p_lightmap) = 0;
176 virtual void lightmap_instance_set_transform(RID p_lightmap, const Transform3D &p_transform) = 0;
177
178 /* SHADOW ATLAS */
179
180 virtual RID shadow_atlas_create() = 0;
181 virtual void shadow_atlas_free(RID p_atlas) = 0;
182
183 virtual void shadow_atlas_set_size(RID p_atlas, int p_size, bool p_use_16_bits = true) = 0;
184 virtual void shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision) = 0;
185 virtual bool shadow_atlas_update_light(RID p_atlas, RID p_light_intance, float p_coverage, uint64_t p_light_version) = 0;
186
187 virtual void shadow_atlas_update(RID p_atlas) = 0;
188
189 virtual void directional_shadow_atlas_set_size(int p_size, bool p_16_bits = true) = 0;
190 virtual int get_directional_light_shadow_size(RID p_light_intance) = 0;
191 virtual void set_directional_shadow_count(int p_count) = 0;
192};
193
194#endif // LIGHT_STORAGE_H
195