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2/* light_storage.h */
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30
31#ifndef LIGHT_STORAGE_RD_H
32#define LIGHT_STORAGE_RD_H
33
34#include "core/templates/local_vector.h"
35#include "core/templates/paged_array.h"
36#include "core/templates/rid_owner.h"
37#include "core/templates/self_list.h"
38#include "servers/rendering/renderer_rd/cluster_builder_rd.h"
39#include "servers/rendering/renderer_rd/environment/sky.h"
40#include "servers/rendering/renderer_rd/storage_rd/forward_id_storage.h"
41#include "servers/rendering/renderer_rd/storage_rd/render_scene_buffers_rd.h"
42#include "servers/rendering/renderer_rd/storage_rd/texture_storage.h"
43#include "servers/rendering/storage/light_storage.h"
44#include "servers/rendering/storage/utilities.h"
45
46struct RenderDataRD;
47
48namespace RendererRD {
49
50class LightStorage : public RendererLightStorage {
51public:
52 enum ShadowAtlastQuadrant {
53 QUADRANT_SHIFT = 27,
54 OMNI_LIGHT_FLAG = 1 << 26,
55 SHADOW_INDEX_MASK = OMNI_LIGHT_FLAG - 1,
56 SHADOW_INVALID = 0xFFFFFFFF
57 };
58
59private:
60 static LightStorage *singleton;
61 uint32_t max_cluster_elements = 512;
62
63 /* LIGHT */
64 struct Light {
65 RS::LightType type;
66 float param[RS::LIGHT_PARAM_MAX];
67 Color color = Color(1, 1, 1, 1);
68 RID projector;
69 bool shadow = false;
70 bool negative = false;
71 bool reverse_cull = false;
72 RS::LightBakeMode bake_mode = RS::LIGHT_BAKE_DYNAMIC;
73 uint32_t max_sdfgi_cascade = 2;
74 uint32_t cull_mask = 0xFFFFFFFF;
75 bool distance_fade = false;
76 real_t distance_fade_begin = 40.0;
77 real_t distance_fade_shadow = 50.0;
78 real_t distance_fade_length = 10.0;
79 RS::LightOmniShadowMode omni_shadow_mode = RS::LIGHT_OMNI_SHADOW_DUAL_PARABOLOID;
80 RS::LightDirectionalShadowMode directional_shadow_mode = RS::LIGHT_DIRECTIONAL_SHADOW_ORTHOGONAL;
81 bool directional_blend_splits = false;
82 RS::LightDirectionalSkyMode directional_sky_mode = RS::LIGHT_DIRECTIONAL_SKY_MODE_LIGHT_AND_SKY;
83 uint64_t version = 0;
84
85 Dependency dependency;
86 };
87
88 mutable RID_Owner<Light, true> light_owner;
89
90 /* LIGHT INSTANCE */
91
92 struct LightInstance {
93 struct ShadowTransform {
94 Projection camera;
95 Transform3D transform;
96 float farplane = 0.0;
97 float split = 0.0;
98 float bias_scale = 0.0;
99 float shadow_texel_size = 0.0;
100 float range_begin = 0.0;
101 Rect2 atlas_rect;
102 Vector2 uv_scale;
103 };
104
105 RS::LightType light_type = RS::LIGHT_DIRECTIONAL;
106
107 ShadowTransform shadow_transform[6];
108
109 AABB aabb;
110 RID self;
111 RID light;
112 Transform3D transform;
113
114 Vector3 light_vector;
115 Vector3 spot_vector;
116 float linear_att = 0.0;
117
118 uint64_t shadow_pass = 0;
119 uint64_t last_scene_pass = 0;
120 uint64_t last_scene_shadow_pass = 0;
121 uint64_t last_pass = 0;
122 uint32_t cull_mask = 0;
123 uint32_t light_directional_index = 0;
124
125 Rect2 directional_rect;
126
127 HashSet<RID> shadow_atlases; //shadow atlases where this light is registered
128
129 ForwardID forward_id = -1;
130
131 LightInstance() {}
132 };
133
134 mutable RID_Owner<LightInstance> light_instance_owner;
135
136 /* OMNI/SPOT LIGHT DATA */
137
138 struct LightData {
139 float position[3];
140 float inv_radius;
141 float direction[3]; // in omni, x and y are used for dual paraboloid offset
142 float size;
143
144 float color[3];
145 float attenuation;
146
147 float inv_spot_attenuation;
148 float cos_spot_angle;
149 float specular_amount;
150 float shadow_opacity;
151
152 float atlas_rect[4]; // in omni, used for atlas uv, in spot, used for projector uv
153 float shadow_matrix[16];
154 float shadow_bias;
155 float shadow_normal_bias;
156 float transmittance_bias;
157 float soft_shadow_size;
158 float soft_shadow_scale;
159 uint32_t mask;
160 float volumetric_fog_energy;
161 uint32_t bake_mode;
162 float projector_rect[4];
163 };
164
165 struct LightInstanceDepthSort {
166 float depth;
167 LightInstance *light_instance;
168 Light *light;
169 bool operator<(const LightInstanceDepthSort &p_sort) const {
170 return depth < p_sort.depth;
171 }
172 };
173
174 uint32_t max_lights;
175 uint32_t omni_light_count = 0;
176 uint32_t spot_light_count = 0;
177 LightData *omni_lights = nullptr;
178 LightData *spot_lights = nullptr;
179 LightInstanceDepthSort *omni_light_sort = nullptr;
180 LightInstanceDepthSort *spot_light_sort = nullptr;
181 RID omni_light_buffer;
182 RID spot_light_buffer;
183
184 /* DIRECTIONAL LIGHT DATA */
185
186 struct DirectionalLightData {
187 float direction[3];
188 float energy;
189 float color[3];
190 float size;
191 float specular;
192 uint32_t mask;
193 float softshadow_angle;
194 float soft_shadow_scale;
195 uint32_t blend_splits;
196 float shadow_opacity;
197 float fade_from;
198 float fade_to;
199 uint32_t pad[2];
200 uint32_t bake_mode;
201 float volumetric_fog_energy;
202 float shadow_bias[4];
203 float shadow_normal_bias[4];
204 float shadow_transmittance_bias[4];
205 float shadow_z_range[4];
206 float shadow_range_begin[4];
207 float shadow_split_offsets[4];
208 float shadow_matrices[4][16];
209 float uv_scale1[2];
210 float uv_scale2[2];
211 float uv_scale3[2];
212 float uv_scale4[2];
213 };
214
215 uint32_t max_directional_lights;
216 DirectionalLightData *directional_lights = nullptr;
217 RID directional_light_buffer;
218
219 /* REFLECTION PROBE */
220
221 struct ReflectionProbe {
222 RS::ReflectionProbeUpdateMode update_mode = RS::REFLECTION_PROBE_UPDATE_ONCE;
223 int resolution = 256;
224 float intensity = 1.0;
225 RS::ReflectionProbeAmbientMode ambient_mode = RS::REFLECTION_PROBE_AMBIENT_ENVIRONMENT;
226 Color ambient_color;
227 float ambient_color_energy = 1.0;
228 float max_distance = 0;
229 Vector3 size = Vector3(20, 20, 20);
230 Vector3 origin_offset;
231 bool interior = false;
232 bool box_projection = false;
233 bool enable_shadows = false;
234 uint32_t cull_mask = (1 << 20) - 1;
235 float mesh_lod_threshold = 0.01;
236 float baked_exposure = 1.0;
237
238 Dependency dependency;
239 };
240 mutable RID_Owner<ReflectionProbe, true> reflection_probe_owner;
241
242 /* REFLECTION ATLAS */
243
244 struct ReflectionAtlas {
245 int count = 0;
246 int size = 0;
247
248 RID reflection;
249 RID depth_buffer;
250 RID depth_fb;
251
252 struct Reflection {
253 RID owner;
254 RendererRD::SkyRD::ReflectionData data;
255 RID fbs[6];
256 };
257
258 Vector<Reflection> reflections;
259
260 Ref<RenderSceneBuffersRD> render_buffers; // Further render buffers used.
261
262 ClusterBuilderRD *cluster_builder = nullptr; // only used if cluster builder is supported by the renderer.
263 };
264
265 mutable RID_Owner<ReflectionAtlas> reflection_atlas_owner;
266
267 /* REFLECTION PROBE INSTANCE */
268
269 struct ReflectionProbeInstance {
270 RID probe;
271 int atlas_index = -1;
272 RID atlas;
273
274 bool dirty = true;
275 bool rendering = false;
276 int processing_layer = 1;
277 int processing_side = 0;
278
279 uint32_t render_step = 0;
280 uint64_t last_pass = 0;
281 uint32_t cull_mask = 0;
282
283 RendererRD::ForwardID forward_id = -1;
284
285 Transform3D transform;
286 };
287
288 mutable RID_Owner<ReflectionProbeInstance> reflection_probe_instance_owner;
289
290 /* REFLECTION DATA */
291
292 enum {
293 REFLECTION_AMBIENT_DISABLED = 0,
294 REFLECTION_AMBIENT_ENVIRONMENT = 1,
295 REFLECTION_AMBIENT_COLOR = 2,
296 };
297
298 struct ReflectionData {
299 float box_extents[3];
300 float index;
301 float box_offset[3];
302 uint32_t mask;
303 float ambient[3]; // ambient color,
304 float intensity;
305 uint32_t exterior;
306 uint32_t box_project;
307 uint32_t ambient_mode;
308 float exposure_normalization;
309 float local_matrix[16]; // up to here for spot and omni, rest is for directional
310 };
311
312 struct ReflectionProbeInstanceSort {
313 float depth;
314 ReflectionProbeInstance *probe_instance;
315 bool operator<(const ReflectionProbeInstanceSort &p_sort) const {
316 return depth < p_sort.depth;
317 }
318 };
319
320 uint32_t max_reflections;
321 uint32_t reflection_count = 0;
322 // uint32_t max_reflection_probes_per_instance = 0; // seems unused
323 ReflectionData *reflections = nullptr;
324 ReflectionProbeInstanceSort *reflection_sort = nullptr;
325 RID reflection_buffer;
326
327 /* LIGHTMAP */
328
329 struct Lightmap {
330 RID light_texture;
331 bool uses_spherical_harmonics = false;
332 bool interior = false;
333 AABB bounds = AABB(Vector3(), Vector3(1, 1, 1));
334 float baked_exposure = 1.0;
335 int32_t array_index = -1; //unassigned
336 PackedVector3Array points;
337 PackedColorArray point_sh;
338 PackedInt32Array tetrahedra;
339 PackedInt32Array bsp_tree;
340
341 struct BSP {
342 static const int32_t EMPTY_LEAF = INT32_MIN;
343 float plane[4];
344 int32_t over = EMPTY_LEAF, under = EMPTY_LEAF;
345 };
346
347 Dependency dependency;
348 };
349
350 bool using_lightmap_array;
351 Vector<RID> lightmap_textures;
352 uint64_t lightmap_array_version = 0;
353 float lightmap_probe_capture_update_speed = 4;
354
355 mutable RID_Owner<Lightmap, true> lightmap_owner;
356
357 /* LIGHTMAP INSTANCE */
358
359 struct LightmapInstance {
360 RID lightmap;
361 Transform3D transform;
362 };
363
364 mutable RID_Owner<LightmapInstance> lightmap_instance_owner;
365
366 /* SHADOW ATLAS */
367
368 uint64_t shadow_atlas_realloc_tolerance_msec = 500;
369
370 struct ShadowShrinkStage {
371 RID texture;
372 RID filter_texture;
373 uint32_t size = 0;
374 };
375
376 struct ShadowAtlas {
377 struct Quadrant {
378 uint32_t subdivision = 0;
379
380 struct Shadow {
381 RID owner;
382 uint64_t version = 0;
383 uint64_t fog_version = 0; // used for fog
384 uint64_t alloc_tick = 0;
385
386 Shadow() {}
387 };
388
389 Vector<Shadow> shadows;
390
391 Quadrant() {}
392 } quadrants[4];
393
394 int size_order[4] = { 0, 1, 2, 3 };
395 uint32_t smallest_subdiv = 0;
396
397 int size = 0;
398 bool use_16_bits = true;
399
400 RID depth;
401 RID fb; //for copying
402
403 HashMap<RID, uint32_t> shadow_owners;
404 };
405
406 RID_Owner<ShadowAtlas> shadow_atlas_owner;
407
408 void _update_shadow_atlas(ShadowAtlas *shadow_atlas);
409
410 void _shadow_atlas_invalidate_shadow(ShadowAtlas::Quadrant::Shadow *p_shadow, RID p_atlas, ShadowAtlas *p_shadow_atlas, uint32_t p_quadrant, uint32_t p_shadow_idx);
411 bool _shadow_atlas_find_shadow(ShadowAtlas *shadow_atlas, int *p_in_quadrants, int p_quadrant_count, int p_current_subdiv, uint64_t p_tick, int &r_quadrant, int &r_shadow);
412 bool _shadow_atlas_find_omni_shadows(ShadowAtlas *shadow_atlas, int *p_in_quadrants, int p_quadrant_count, int p_current_subdiv, uint64_t p_tick, int &r_quadrant, int &r_shadow);
413
414 /* DIRECTIONAL SHADOW */
415
416 struct DirectionalShadow {
417 RID depth;
418 RID fb; //when renderign direct
419
420 int light_count = 0;
421 int size = 0;
422 bool use_16_bits = true;
423 int current_light = 0;
424 } directional_shadow;
425
426 /* SHADOW CUBEMAPS */
427
428 struct ShadowCubemap {
429 RID cubemap;
430 RID side_fb[6];
431 };
432
433 HashMap<int, ShadowCubemap> shadow_cubemaps;
434 ShadowCubemap *_get_shadow_cubemap(int p_size);
435
436public:
437 static LightStorage *get_singleton();
438
439 LightStorage();
440 virtual ~LightStorage();
441
442 bool free(RID p_rid);
443
444 /* Settings */
445 void set_max_cluster_elements(const uint32_t p_max_cluster_elements) {
446 max_cluster_elements = p_max_cluster_elements;
447 set_max_reflection_probes(p_max_cluster_elements);
448 set_max_lights(p_max_cluster_elements);
449 }
450 uint32_t get_max_cluster_elements() const { return max_cluster_elements; }
451
452 /* LIGHT */
453
454 bool owns_light(RID p_rid) { return light_owner.owns(p_rid); }
455
456 void _light_initialize(RID p_rid, RS::LightType p_type);
457
458 virtual RID directional_light_allocate() override;
459 virtual void directional_light_initialize(RID p_light) override;
460
461 virtual RID omni_light_allocate() override;
462 virtual void omni_light_initialize(RID p_light) override;
463
464 virtual RID spot_light_allocate() override;
465 virtual void spot_light_initialize(RID p_light) override;
466
467 virtual void light_free(RID p_rid) override;
468
469 virtual void light_set_color(RID p_light, const Color &p_color) override;
470 virtual void light_set_param(RID p_light, RS::LightParam p_param, float p_value) override;
471 virtual void light_set_shadow(RID p_light, bool p_enabled) override;
472 virtual void light_set_projector(RID p_light, RID p_texture) override;
473 virtual void light_set_negative(RID p_light, bool p_enable) override;
474 virtual void light_set_cull_mask(RID p_light, uint32_t p_mask) override;
475 virtual void light_set_distance_fade(RID p_light, bool p_enabled, float p_begin, float p_shadow, float p_length) override;
476 virtual void light_set_reverse_cull_face_mode(RID p_light, bool p_enabled) override;
477 virtual void light_set_bake_mode(RID p_light, RS::LightBakeMode p_bake_mode) override;
478 virtual void light_set_max_sdfgi_cascade(RID p_light, uint32_t p_cascade) override;
479
480 virtual void light_omni_set_shadow_mode(RID p_light, RS::LightOmniShadowMode p_mode) override;
481
482 virtual void light_directional_set_shadow_mode(RID p_light, RS::LightDirectionalShadowMode p_mode) override;
483 virtual void light_directional_set_blend_splits(RID p_light, bool p_enable) override;
484 virtual bool light_directional_get_blend_splits(RID p_light) const override;
485 virtual void light_directional_set_sky_mode(RID p_light, RS::LightDirectionalSkyMode p_mode) override;
486 virtual RS::LightDirectionalSkyMode light_directional_get_sky_mode(RID p_light) const override;
487
488 virtual RS::LightDirectionalShadowMode light_directional_get_shadow_mode(RID p_light) override;
489 virtual RS::LightOmniShadowMode light_omni_get_shadow_mode(RID p_light) override;
490
491 virtual RS::LightType light_get_type(RID p_light) const override {
492 const Light *light = light_owner.get_or_null(p_light);
493 ERR_FAIL_COND_V(!light, RS::LIGHT_DIRECTIONAL);
494
495 return light->type;
496 }
497 virtual AABB light_get_aabb(RID p_light) const override;
498
499 virtual float light_get_param(RID p_light, RS::LightParam p_param) override {
500 const Light *light = light_owner.get_or_null(p_light);
501 ERR_FAIL_COND_V(!light, 0);
502
503 return light->param[p_param];
504 }
505
506 _FORCE_INLINE_ RID light_get_projector(RID p_light) {
507 const Light *light = light_owner.get_or_null(p_light);
508 ERR_FAIL_COND_V(!light, RID());
509
510 return light->projector;
511 }
512
513 virtual Color light_get_color(RID p_light) override {
514 const Light *light = light_owner.get_or_null(p_light);
515 ERR_FAIL_COND_V(!light, Color());
516
517 return light->color;
518 }
519
520 _FORCE_INLINE_ bool light_is_distance_fade_enabled(RID p_light) {
521 const Light *light = light_owner.get_or_null(p_light);
522 return light->distance_fade;
523 }
524
525 _FORCE_INLINE_ float light_get_distance_fade_begin(RID p_light) {
526 const Light *light = light_owner.get_or_null(p_light);
527 return light->distance_fade_begin;
528 }
529
530 _FORCE_INLINE_ float light_get_distance_fade_shadow(RID p_light) {
531 const Light *light = light_owner.get_or_null(p_light);
532 return light->distance_fade_shadow;
533 }
534
535 _FORCE_INLINE_ float light_get_distance_fade_length(RID p_light) {
536 const Light *light = light_owner.get_or_null(p_light);
537 return light->distance_fade_length;
538 }
539
540 virtual bool light_has_shadow(RID p_light) const override {
541 const Light *light = light_owner.get_or_null(p_light);
542 ERR_FAIL_COND_V(!light, RS::LIGHT_DIRECTIONAL);
543
544 return light->shadow;
545 }
546
547 virtual bool light_has_projector(RID p_light) const override {
548 const Light *light = light_owner.get_or_null(p_light);
549 ERR_FAIL_COND_V(!light, RS::LIGHT_DIRECTIONAL);
550
551 return TextureStorage::get_singleton()->owns_texture(light->projector);
552 }
553
554 _FORCE_INLINE_ bool light_is_negative(RID p_light) const {
555 const Light *light = light_owner.get_or_null(p_light);
556 ERR_FAIL_COND_V(!light, RS::LIGHT_DIRECTIONAL);
557
558 return light->negative;
559 }
560
561 _FORCE_INLINE_ float light_get_transmittance_bias(RID p_light) const {
562 const Light *light = light_owner.get_or_null(p_light);
563 ERR_FAIL_COND_V(!light, 0.0);
564
565 return light->param[RS::LIGHT_PARAM_TRANSMITTANCE_BIAS];
566 }
567
568 virtual bool light_get_reverse_cull_face_mode(RID p_light) const override {
569 const Light *light = light_owner.get_or_null(p_light);
570 ERR_FAIL_COND_V(!light, false);
571
572 return light->reverse_cull;
573 }
574
575 virtual RS::LightBakeMode light_get_bake_mode(RID p_light) override;
576 virtual uint32_t light_get_max_sdfgi_cascade(RID p_light) override;
577 virtual uint64_t light_get_version(RID p_light) const override;
578 virtual uint32_t light_get_cull_mask(RID p_light) const override;
579
580 Dependency *light_get_dependency(RID p_light) const;
581
582 /* LIGHT INSTANCE API */
583
584 bool owns_light_instance(RID p_rid) { return light_instance_owner.owns(p_rid); };
585
586 virtual RID light_instance_create(RID p_light) override;
587 virtual void light_instance_free(RID p_light) override;
588 virtual void light_instance_set_transform(RID p_light_instance, const Transform3D &p_transform) override;
589 virtual void light_instance_set_aabb(RID p_light_instance, const AABB &p_aabb) override;
590 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()) override;
591 virtual void light_instance_mark_visible(RID p_light_instance) override;
592
593 _FORCE_INLINE_ RID light_instance_get_base_light(RID p_light_instance) {
594 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
595 return li->light;
596 }
597
598 _FORCE_INLINE_ Transform3D light_instance_get_base_transform(RID p_light_instance) {
599 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
600 return li->transform;
601 }
602
603 _FORCE_INLINE_ AABB light_instance_get_base_aabb(RID p_light_instance) {
604 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
605 return li->aabb;
606 }
607
608 _FORCE_INLINE_ void light_instance_set_cull_mask(RID p_light_instance, uint32_t p_cull_mask) {
609 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
610 li->cull_mask = p_cull_mask;
611 }
612
613 _FORCE_INLINE_ uint32_t light_instance_get_cull_mask(RID p_light_instance) {
614 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
615 return li->cull_mask;
616 }
617
618 _FORCE_INLINE_ Rect2 light_instance_get_shadow_atlas_rect(RID p_light_instance, RID p_shadow_atlas, Vector2i &r_omni_offset) {
619 ShadowAtlas *shadow_atlas = shadow_atlas_owner.get_or_null(p_shadow_atlas);
620 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
621 uint32_t key = shadow_atlas->shadow_owners[li->self];
622
623 uint32_t quadrant = (key >> QUADRANT_SHIFT) & 0x3;
624 uint32_t shadow = key & SHADOW_INDEX_MASK;
625
626 ERR_FAIL_COND_V(shadow >= (uint32_t)shadow_atlas->quadrants[quadrant].shadows.size(), Rect2());
627
628 uint32_t atlas_size = shadow_atlas->size;
629 uint32_t quadrant_size = atlas_size >> 1;
630
631 uint32_t x = (quadrant & 1) * quadrant_size;
632 uint32_t y = (quadrant >> 1) * quadrant_size;
633
634 uint32_t shadow_size = (quadrant_size / shadow_atlas->quadrants[quadrant].subdivision);
635 x += (shadow % shadow_atlas->quadrants[quadrant].subdivision) * shadow_size;
636 y += (shadow / shadow_atlas->quadrants[quadrant].subdivision) * shadow_size;
637
638 if (key & OMNI_LIGHT_FLAG) {
639 if (((shadow + 1) % shadow_atlas->quadrants[quadrant].subdivision) == 0) {
640 r_omni_offset.x = 1 - int(shadow_atlas->quadrants[quadrant].subdivision);
641 r_omni_offset.y = 1;
642 } else {
643 r_omni_offset.x = 1;
644 r_omni_offset.y = 0;
645 }
646 }
647
648 uint32_t width = shadow_size;
649 uint32_t height = shadow_size;
650
651 return Rect2(x / float(shadow_atlas->size), y / float(shadow_atlas->size), width / float(shadow_atlas->size), height / float(shadow_atlas->size));
652 }
653
654 _FORCE_INLINE_ float light_instance_get_shadow_texel_size(RID p_light_instance, RID p_shadow_atlas) {
655#ifdef DEBUG_ENABLED
656 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
657 ERR_FAIL_COND_V(!li->shadow_atlases.has(p_shadow_atlas), 0);
658#endif
659 ShadowAtlas *shadow_atlas = shadow_atlas_owner.get_or_null(p_shadow_atlas);
660 ERR_FAIL_COND_V(!shadow_atlas, 0);
661#ifdef DEBUG_ENABLED
662 ERR_FAIL_COND_V(!shadow_atlas->shadow_owners.has(p_light_instance), 0);
663#endif
664 uint32_t key = shadow_atlas->shadow_owners[p_light_instance];
665
666 uint32_t quadrant = (key >> QUADRANT_SHIFT) & 0x3;
667
668 uint32_t quadrant_size = shadow_atlas->size >> 1;
669
670 uint32_t shadow_size = (quadrant_size / shadow_atlas->quadrants[quadrant].subdivision);
671
672 return float(1.0) / shadow_size;
673 }
674
675 _FORCE_INLINE_ Projection light_instance_get_shadow_camera(RID p_light_instance, int p_index) {
676 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
677 return li->shadow_transform[p_index].camera;
678 }
679
680 _FORCE_INLINE_ Transform3D
681 light_instance_get_shadow_transform(RID p_light_instance, int p_index) {
682 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
683 return li->shadow_transform[p_index].transform;
684 }
685 _FORCE_INLINE_ float light_instance_get_shadow_bias_scale(RID p_light_instance, int p_index) {
686 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
687 return li->shadow_transform[p_index].bias_scale;
688 }
689 _FORCE_INLINE_ float light_instance_get_shadow_range(RID p_light_instance, int p_index) {
690 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
691 return li->shadow_transform[p_index].farplane;
692 }
693 _FORCE_INLINE_ float light_instance_get_shadow_range_begin(RID p_light_instance, int p_index) {
694 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
695 return li->shadow_transform[p_index].range_begin;
696 }
697
698 _FORCE_INLINE_ Vector2 light_instance_get_shadow_uv_scale(RID p_light_instance, int p_index) {
699 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
700 return li->shadow_transform[p_index].uv_scale;
701 }
702
703 _FORCE_INLINE_ void light_instance_set_directional_shadow_atlas_rect(RID p_light_instance, int p_index, const Rect2 p_atlas_rect) {
704 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
705 li->shadow_transform[p_index].atlas_rect = p_atlas_rect;
706 }
707
708 _FORCE_INLINE_ Rect2 light_instance_get_directional_shadow_atlas_rect(RID p_light_instance, int p_index) {
709 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
710 return li->shadow_transform[p_index].atlas_rect;
711 }
712
713 _FORCE_INLINE_ float light_instance_get_directional_shadow_split(RID p_light_instance, int p_index) {
714 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
715 return li->shadow_transform[p_index].split;
716 }
717
718 _FORCE_INLINE_ float light_instance_get_directional_shadow_texel_size(RID p_light_instance, int p_index) {
719 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
720 return li->shadow_transform[p_index].shadow_texel_size;
721 }
722
723 _FORCE_INLINE_ void light_instance_set_render_pass(RID p_light_instance, uint64_t p_pass) {
724 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
725 li->last_pass = p_pass;
726 }
727
728 _FORCE_INLINE_ uint64_t light_instance_get_render_pass(RID p_light_instance) {
729 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
730 return li->last_pass;
731 }
732
733 _FORCE_INLINE_ void light_instance_set_shadow_pass(RID p_light_instance, uint64_t p_pass) {
734 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
735 li->last_scene_shadow_pass = p_pass;
736 }
737
738 _FORCE_INLINE_ uint64_t light_instance_get_shadow_pass(RID p_light_instance) {
739 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
740 return li->last_scene_shadow_pass;
741 }
742
743 _FORCE_INLINE_ ForwardID light_instance_get_forward_id(RID p_light_instance) {
744 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
745 return li->forward_id;
746 }
747
748 _FORCE_INLINE_ RS::LightType light_instance_get_type(RID p_light_instance) {
749 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
750 return li->light_type;
751 }
752
753 _FORCE_INLINE_ void light_instance_set_directional_rect(RID p_light_instance, const Rect2 &p_directional_rect) {
754 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
755 li->directional_rect = p_directional_rect;
756 }
757
758 _FORCE_INLINE_ Rect2 light_instance_get_directional_rect(RID p_light_instance) {
759 LightInstance *li = light_instance_owner.get_or_null(p_light_instance);
760 return li->directional_rect;
761 }
762
763 /* LIGHT DATA */
764
765 void free_light_data();
766 void set_max_lights(const uint32_t p_max_lights);
767 RID get_omni_light_buffer() { return omni_light_buffer; }
768 RID get_spot_light_buffer() { return spot_light_buffer; }
769 RID get_directional_light_buffer() { return directional_light_buffer; }
770 uint32_t get_max_directional_lights() { return max_directional_lights; }
771 bool has_directional_shadows(const uint32_t p_directional_light_count) {
772 for (uint32_t i = 0; i < p_directional_light_count; i++) {
773 if (directional_lights[i].shadow_opacity > 0.001) {
774 return true;
775 }
776 }
777 return false;
778 }
779 void update_light_buffers(RenderDataRD *p_render_data, const PagedArray<RID> &p_lights, const Transform3D &p_camera_transform, RID p_shadow_atlas, bool p_using_shadows, uint32_t &r_directional_light_count, uint32_t &r_positional_light_count, bool &r_directional_light_soft_shadows);
780
781 /* REFLECTION PROBE */
782
783 bool owns_reflection_probe(RID p_rid) { return reflection_probe_owner.owns(p_rid); };
784
785 virtual RID reflection_probe_allocate() override;
786 virtual void reflection_probe_initialize(RID p_reflection_probe) override;
787 virtual void reflection_probe_free(RID p_rid) override;
788
789 virtual void reflection_probe_set_update_mode(RID p_probe, RS::ReflectionProbeUpdateMode p_mode) override;
790 virtual void reflection_probe_set_intensity(RID p_probe, float p_intensity) override;
791 virtual void reflection_probe_set_ambient_mode(RID p_probe, RS::ReflectionProbeAmbientMode p_mode) override;
792 virtual void reflection_probe_set_ambient_color(RID p_probe, const Color &p_color) override;
793 virtual void reflection_probe_set_ambient_energy(RID p_probe, float p_energy) override;
794 virtual void reflection_probe_set_max_distance(RID p_probe, float p_distance) override;
795 virtual void reflection_probe_set_size(RID p_probe, const Vector3 &p_size) override;
796 virtual void reflection_probe_set_origin_offset(RID p_probe, const Vector3 &p_offset) override;
797 virtual void reflection_probe_set_as_interior(RID p_probe, bool p_enable) override;
798 virtual void reflection_probe_set_enable_box_projection(RID p_probe, bool p_enable) override;
799 virtual void reflection_probe_set_enable_shadows(RID p_probe, bool p_enable) override;
800 virtual void reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers) override;
801 virtual void reflection_probe_set_resolution(RID p_probe, int p_resolution) override;
802 virtual void reflection_probe_set_mesh_lod_threshold(RID p_probe, float p_ratio) override;
803
804 void reflection_probe_set_baked_exposure(RID p_probe, float p_exposure);
805
806 virtual AABB reflection_probe_get_aabb(RID p_probe) const override;
807 virtual RS::ReflectionProbeUpdateMode reflection_probe_get_update_mode(RID p_probe) const override;
808 virtual uint32_t reflection_probe_get_cull_mask(RID p_probe) const override;
809 virtual Vector3 reflection_probe_get_size(RID p_probe) const override;
810 virtual Vector3 reflection_probe_get_origin_offset(RID p_probe) const override;
811 virtual float reflection_probe_get_origin_max_distance(RID p_probe) const override;
812 virtual float reflection_probe_get_mesh_lod_threshold(RID p_probe) const override;
813
814 int reflection_probe_get_resolution(RID p_probe) const;
815 float reflection_probe_get_baked_exposure(RID p_probe) const;
816 virtual bool reflection_probe_renders_shadows(RID p_probe) const override;
817
818 float reflection_probe_get_intensity(RID p_probe) const;
819 bool reflection_probe_is_interior(RID p_probe) const;
820 bool reflection_probe_is_box_projection(RID p_probe) const;
821 RS::ReflectionProbeAmbientMode reflection_probe_get_ambient_mode(RID p_probe) const;
822 Color reflection_probe_get_ambient_color(RID p_probe) const;
823 float reflection_probe_get_ambient_color_energy(RID p_probe) const;
824
825 Dependency *reflection_probe_get_dependency(RID p_probe) const;
826
827 /* REFLECTION ATLAS */
828
829 bool owns_reflection_atlas(RID p_rid) { return reflection_atlas_owner.owns(p_rid); }
830
831 virtual RID reflection_atlas_create() override;
832 virtual void reflection_atlas_free(RID p_ref_atlas) override;
833 virtual void reflection_atlas_set_size(RID p_ref_atlas, int p_reflection_size, int p_reflection_count) override;
834 virtual int reflection_atlas_get_size(RID p_ref_atlas) const override;
835
836 _FORCE_INLINE_ RID reflection_atlas_get_texture(RID p_ref_atlas) {
837 ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(p_ref_atlas);
838 ERR_FAIL_COND_V(!atlas, RID());
839 return atlas->reflection;
840 }
841
842 /* REFLECTION PROBE INSTANCE */
843
844 bool owns_reflection_probe_instance(RID p_rid) { return reflection_probe_instance_owner.owns(p_rid); }
845
846 virtual RID reflection_probe_instance_create(RID p_probe) override;
847 virtual void reflection_probe_instance_free(RID p_instance) override;
848 virtual void reflection_probe_instance_set_transform(RID p_instance, const Transform3D &p_transform) override;
849 virtual void reflection_probe_release_atlas_index(RID p_instance) override;
850 virtual bool reflection_probe_instance_needs_redraw(RID p_instance) override;
851 virtual bool reflection_probe_instance_has_reflection(RID p_instance) override;
852 virtual bool reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas) override;
853 virtual Ref<RenderSceneBuffers> reflection_probe_atlas_get_render_buffers(RID p_reflection_atlas) override;
854 virtual bool reflection_probe_instance_postprocess_step(RID p_instance) override;
855
856 uint32_t reflection_probe_instance_get_resolution(RID p_instance);
857 RID reflection_probe_instance_get_framebuffer(RID p_instance, int p_index);
858 RID reflection_probe_instance_get_depth_framebuffer(RID p_instance, int p_index);
859
860 _FORCE_INLINE_ RID reflection_probe_instance_get_probe(RID p_instance) {
861 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
862 ERR_FAIL_COND_V(!rpi, RID());
863
864 return rpi->probe;
865 }
866
867 _FORCE_INLINE_ RendererRD::ForwardID reflection_probe_instance_get_forward_id(RID p_instance) {
868 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
869 ERR_FAIL_COND_V(!rpi, 0);
870
871 return rpi->forward_id;
872 }
873
874 _FORCE_INLINE_ void reflection_probe_instance_set_cull_mask(RID p_instance, uint32_t p_render_pass) {
875 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
876 ERR_FAIL_COND(!rpi);
877 rpi->cull_mask = p_render_pass;
878 }
879
880 _FORCE_INLINE_ void reflection_probe_instance_set_render_pass(RID p_instance, uint32_t p_render_pass) {
881 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
882 ERR_FAIL_COND(!rpi);
883 rpi->last_pass = p_render_pass;
884 }
885
886 _FORCE_INLINE_ uint32_t reflection_probe_instance_get_render_pass(RID p_instance) {
887 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
888 ERR_FAIL_COND_V(!rpi, 0);
889
890 return rpi->last_pass;
891 }
892
893 _FORCE_INLINE_ Transform3D reflection_probe_instance_get_transform(RID p_instance) {
894 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
895 ERR_FAIL_COND_V(!rpi, Transform3D());
896
897 return rpi->transform;
898 }
899
900 _FORCE_INLINE_ int reflection_probe_instance_get_atlas_index(RID p_instance) {
901 ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
902 ERR_FAIL_COND_V(!rpi, -1);
903
904 return rpi->atlas_index;
905 }
906
907 ClusterBuilderRD *reflection_probe_instance_get_cluster_builder(RID p_instance, ClusterBuilderSharedDataRD *p_cluster_builder_shared);
908
909 /* REFLECTION DATA */
910
911 void free_reflection_data();
912 void set_max_reflection_probes(const uint32_t p_max_reflection_probes);
913 RID get_reflection_probe_buffer() { return reflection_buffer; }
914 void update_reflection_probe_buffer(RenderDataRD *p_render_data, const PagedArray<RID> &p_reflections, const Transform3D &p_camera_inverse_transform, RID p_environment);
915
916 /* LIGHTMAP */
917
918 bool owns_lightmap(RID p_rid) { return lightmap_owner.owns(p_rid); };
919
920 virtual RID lightmap_allocate() override;
921 virtual void lightmap_initialize(RID p_lightmap) override;
922 virtual void lightmap_free(RID p_rid) override;
923
924 virtual void lightmap_set_textures(RID p_lightmap, RID p_light, bool p_uses_spherical_haromics) override;
925 virtual void lightmap_set_probe_bounds(RID p_lightmap, const AABB &p_bounds) override;
926 virtual void lightmap_set_probe_interior(RID p_lightmap, bool p_interior) override;
927 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) override;
928 virtual void lightmap_set_baked_exposure_normalization(RID p_lightmap, float p_exposure) override;
929 virtual PackedVector3Array lightmap_get_probe_capture_points(RID p_lightmap) const override;
930 virtual PackedColorArray lightmap_get_probe_capture_sh(RID p_lightmap) const override;
931 virtual PackedInt32Array lightmap_get_probe_capture_tetrahedra(RID p_lightmap) const override;
932 virtual PackedInt32Array lightmap_get_probe_capture_bsp_tree(RID p_lightmap) const override;
933 virtual AABB lightmap_get_aabb(RID p_lightmap) const override;
934 virtual bool lightmap_is_interior(RID p_lightmap) const override;
935 virtual void lightmap_tap_sh_light(RID p_lightmap, const Vector3 &p_point, Color *r_sh) override;
936 virtual void lightmap_set_probe_capture_update_speed(float p_speed) override;
937
938 Dependency *lightmap_get_dependency(RID p_lightmap) const;
939
940 virtual float lightmap_get_probe_capture_update_speed() const override {
941 return lightmap_probe_capture_update_speed;
942 }
943 _FORCE_INLINE_ RID lightmap_get_texture(RID p_lightmap) const {
944 const Lightmap *lm = lightmap_owner.get_or_null(p_lightmap);
945 ERR_FAIL_COND_V(!lm, RID());
946 return lm->light_texture;
947 }
948 _FORCE_INLINE_ float lightmap_get_baked_exposure_normalization(RID p_lightmap) const {
949 const Lightmap *lm = lightmap_owner.get_or_null(p_lightmap);
950 ERR_FAIL_COND_V(!lm, 1.0);
951 return lm->baked_exposure;
952 }
953 _FORCE_INLINE_ int32_t lightmap_get_array_index(RID p_lightmap) const {
954 ERR_FAIL_COND_V(!using_lightmap_array, -1); //only for arrays
955 const Lightmap *lm = lightmap_owner.get_or_null(p_lightmap);
956 return lm->array_index;
957 }
958 _FORCE_INLINE_ bool lightmap_uses_spherical_harmonics(RID p_lightmap) const {
959 ERR_FAIL_COND_V(!using_lightmap_array, false); //only for arrays
960 const Lightmap *lm = lightmap_owner.get_or_null(p_lightmap);
961 return lm->uses_spherical_harmonics;
962 }
963 _FORCE_INLINE_ uint64_t lightmap_array_get_version() const {
964 ERR_FAIL_COND_V(!using_lightmap_array, 0); //only for arrays
965 return lightmap_array_version;
966 }
967
968 _FORCE_INLINE_ int lightmap_array_get_size() const {
969 ERR_FAIL_COND_V(!using_lightmap_array, 0); //only for arrays
970 return lightmap_textures.size();
971 }
972
973 _FORCE_INLINE_ const Vector<RID> &lightmap_array_get_textures() const {
974 ERR_FAIL_COND_V(!using_lightmap_array, lightmap_textures); //only for arrays
975 return lightmap_textures;
976 }
977
978 /* LIGHTMAP INSTANCE */
979
980 bool owns_lightmap_instance(RID p_rid) { return lightmap_instance_owner.owns(p_rid); };
981
982 virtual RID lightmap_instance_create(RID p_lightmap) override;
983 virtual void lightmap_instance_free(RID p_lightmap) override;
984 virtual void lightmap_instance_set_transform(RID p_lightmap, const Transform3D &p_transform) override;
985 _FORCE_INLINE_ bool lightmap_instance_is_valid(RID p_lightmap_instance) {
986 return lightmap_instance_owner.get_or_null(p_lightmap_instance) != nullptr;
987 }
988
989 _FORCE_INLINE_ RID lightmap_instance_get_lightmap(RID p_lightmap_instance) {
990 LightmapInstance *li = lightmap_instance_owner.get_or_null(p_lightmap_instance);
991 return li->lightmap;
992 }
993 _FORCE_INLINE_ Transform3D lightmap_instance_get_transform(RID p_lightmap_instance) {
994 LightmapInstance *li = lightmap_instance_owner.get_or_null(p_lightmap_instance);
995 return li->transform;
996 }
997
998 /* SHADOW ATLAS API */
999
1000 bool owns_shadow_atlas(RID p_rid) { return shadow_atlas_owner.owns(p_rid); };
1001
1002 virtual RID shadow_atlas_create() override;
1003 virtual void shadow_atlas_free(RID p_atlas) override;
1004
1005 virtual void shadow_atlas_set_size(RID p_atlas, int p_size, bool p_16_bits = true) override;
1006 virtual void shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision) override;
1007 virtual bool shadow_atlas_update_light(RID p_atlas, RID p_light_instance, float p_coverage, uint64_t p_light_version) override;
1008 _FORCE_INLINE_ bool shadow_atlas_owns_light_instance(RID p_atlas, RID p_light_intance) {
1009 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1010 ERR_FAIL_COND_V(!atlas, false);
1011 return atlas->shadow_owners.has(p_light_intance);
1012 }
1013 _FORCE_INLINE_ uint32_t shadow_atlas_get_light_instance_key(RID p_atlas, RID p_light_intance) {
1014 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1015 ERR_FAIL_COND_V(!atlas, -1);
1016 return atlas->shadow_owners[p_light_intance];
1017 }
1018
1019 _FORCE_INLINE_ RID shadow_atlas_get_texture(RID p_atlas) {
1020 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1021 ERR_FAIL_COND_V(!atlas, RID());
1022 return atlas->depth;
1023 }
1024
1025 _FORCE_INLINE_ int shadow_atlas_get_size(RID p_atlas) {
1026 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1027 ERR_FAIL_COND_V(!atlas, 0);
1028 return atlas->size;
1029 }
1030
1031 _FORCE_INLINE_ int shadow_atlas_get_quadrant_shadow_size(RID p_atlas, uint32_t p_quadrant) {
1032 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1033 ERR_FAIL_COND_V(!atlas, 0);
1034 ERR_FAIL_UNSIGNED_INDEX_V(p_quadrant, 4, 0);
1035 return atlas->quadrants[p_quadrant].shadows.size();
1036 }
1037
1038 _FORCE_INLINE_ uint32_t shadow_atlas_get_quadrant_subdivision(RID p_atlas, uint32_t p_quadrant) {
1039 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1040 ERR_FAIL_COND_V(!atlas, 0);
1041 ERR_FAIL_UNSIGNED_INDEX_V(p_quadrant, 4, 0);
1042 return atlas->quadrants[p_quadrant].subdivision;
1043 }
1044
1045 _FORCE_INLINE_ RID shadow_atlas_get_fb(RID p_atlas) {
1046 ShadowAtlas *atlas = shadow_atlas_owner.get_or_null(p_atlas);
1047 ERR_FAIL_COND_V(!atlas, RID());
1048 return atlas->fb;
1049 }
1050
1051 virtual void shadow_atlas_update(RID p_atlas) override;
1052
1053 /* DIRECTIONAL SHADOW */
1054
1055 virtual void directional_shadow_atlas_set_size(int p_size, bool p_16_bits = true) override;
1056 virtual int get_directional_light_shadow_size(RID p_light_intance) override;
1057 virtual void set_directional_shadow_count(int p_count) override;
1058
1059 Rect2i get_directional_shadow_rect();
1060 void update_directional_shadow_atlas();
1061
1062 _FORCE_INLINE_ RID directional_shadow_get_texture() {
1063 return directional_shadow.depth;
1064 }
1065
1066 _FORCE_INLINE_ int directional_shadow_get_size() {
1067 return directional_shadow.size;
1068 }
1069
1070 _FORCE_INLINE_ RID direction_shadow_get_fb() {
1071 return directional_shadow.fb;
1072 }
1073
1074 _FORCE_INLINE_ void directional_shadow_increase_current_light() {
1075 directional_shadow.current_light++;
1076 }
1077
1078 /* SHADOW CUBEMAPS */
1079
1080 RID get_cubemap(int p_size);
1081 RID get_cubemap_fb(int p_size, int p_pass);
1082};
1083
1084} // namespace RendererRD
1085
1086#endif // LIGHT_STORAGE_RD_H
1087