virtualx-engine/servers/rendering/renderer_scene_cull.h
reduz 83058597cf Replace Octree by DynamicBVH in cull code
-Much greater pairing/unpairing performance
-For now, using it for culling too, but this will change in a couple of days.
-Added a paged allocator, to efficiently alloc/free some types of objects.
2020-12-23 19:31:30 -03:00

661 lines
22 KiB
C++

/*************************************************************************/
/* renderer_scene_cull.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 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 RENDERING_SERVER_SCENE_CULL_H
#define RENDERING_SERVER_SCENE_CULL_H
#include "core/templates/pass_func.h"
#include "servers/rendering/renderer_compositor.h"
#include "core/math/dynamic_bvh.h"
#include "core/math/geometry_3d.h"
#include "core/math/octree.h"
#include "core/os/semaphore.h"
#include "core/os/thread.h"
#include "core/templates/local_vector.h"
#include "core/templates/paged_allocator.h"
#include "core/templates/paged_array.h"
#include "core/templates/rid_owner.h"
#include "core/templates/self_list.h"
#include "servers/rendering/renderer_scene.h"
#include "servers/rendering/renderer_scene_render.h"
#include "servers/xr/xr_interface.h"
class RendererSceneCull : public RendererScene {
public:
RendererSceneRender *scene_render;
enum {
SDFGI_MAX_CASCADES = 8
};
uint64_t render_pass;
static RendererSceneCull *singleton;
/* CAMERA API */
struct Camera {
enum Type {
PERSPECTIVE,
ORTHOGONAL,
FRUSTUM
};
Type type;
float fov;
float znear, zfar;
float size;
Vector2 offset;
uint32_t visible_layers;
bool vaspect;
RID env;
RID effects;
Transform transform;
Camera() {
visible_layers = 0xFFFFFFFF;
fov = 75;
type = PERSPECTIVE;
znear = 0.05;
zfar = 4000;
size = 1.0;
offset = Vector2();
vaspect = false;
}
};
mutable RID_PtrOwner<Camera> camera_owner;
virtual RID camera_create();
virtual void camera_set_perspective(RID p_camera, float p_fovy_degrees, float p_z_near, float p_z_far);
virtual void camera_set_orthogonal(RID p_camera, float p_size, float p_z_near, float p_z_far);
virtual void camera_set_frustum(RID p_camera, float p_size, Vector2 p_offset, float p_z_near, float p_z_far);
virtual void camera_set_transform(RID p_camera, const Transform &p_transform);
virtual void camera_set_cull_mask(RID p_camera, uint32_t p_layers);
virtual void camera_set_environment(RID p_camera, RID p_env);
virtual void camera_set_camera_effects(RID p_camera, RID p_fx);
virtual void camera_set_use_vertical_aspect(RID p_camera, bool p_enable);
virtual bool is_camera(RID p_camera) const;
/* SCENARIO API */
struct Instance;
struct Scenario {
enum IndexerType {
INDEXER_GEOMETRY, //for geometry
INDEXER_VOLUMES, //for everything else
INDEXER_MAX
};
DynamicBVH indexers[INDEXER_MAX];
RS::ScenarioDebugMode debug;
RID self;
List<Instance *> directional_lights;
RID environment;
RID fallback_environment;
RID camera_effects;
RID reflection_probe_shadow_atlas;
RID reflection_atlas;
SelfList<Instance>::List instances;
LocalVector<RID> dynamic_lights;
Scenario() {
indexers[INDEXER_GEOMETRY].set_index(INDEXER_GEOMETRY);
indexers[INDEXER_VOLUMES].set_index(INDEXER_VOLUMES);
debug = RS::SCENARIO_DEBUG_DISABLED;
}
};
int indexer_update_iterations = 0;
mutable RID_PtrOwner<Scenario> scenario_owner;
static void _instance_pair(Instance *p_A, Instance *p_B);
static void _instance_unpair(Instance *p_A, Instance *p_B);
static void _instance_update_mesh_instance(Instance *p_instance);
virtual RID scenario_create();
virtual void scenario_set_debug(RID p_scenario, RS::ScenarioDebugMode p_debug_mode);
virtual void scenario_set_environment(RID p_scenario, RID p_environment);
virtual void scenario_set_camera_effects(RID p_scenario, RID p_fx);
virtual void scenario_set_fallback_environment(RID p_scenario, RID p_environment);
virtual void scenario_set_reflection_atlas_size(RID p_scenario, int p_reflection_size, int p_reflection_count);
virtual bool is_scenario(RID p_scenario) const;
virtual RID scenario_get_environment(RID p_scenario);
/* INSTANCING API */
struct InstancePair {
Instance *a;
Instance *b;
SelfList<InstancePair> list_a;
SelfList<InstancePair> list_b;
InstancePair() :
list_a(this), list_b(this) {}
};
PagedAllocator<InstancePair> pair_allocator;
struct InstanceBaseData {
virtual ~InstanceBaseData() {}
};
struct Instance : RendererSceneRender::InstanceBase {
RID self;
//scenario stuff
DynamicBVH::ID indexer_id;
Scenario *scenario;
SelfList<Instance> scenario_item;
//aabb stuff
bool update_aabb;
bool update_dependencies;
SelfList<Instance> update_item;
AABB *custom_aabb; // <Zylann> would using aabb directly with a bool be better?
float extra_margin;
ObjectID object_id;
float lod_begin;
float lod_end;
float lod_begin_hysteresis;
float lod_end_hysteresis;
RID lod_instance;
Vector<Color> lightmap_target_sh; //target is used for incrementally changing the SH over time, this avoids pops in some corner cases and when going interior <-> exterior
uint64_t last_render_pass;
uint64_t last_frame_pass;
uint64_t version; // changes to this, and changes to base increase version
InstanceBaseData *base_data;
SelfList<InstancePair>::List pairs;
uint64_t pair_check;
virtual void dependency_deleted(RID p_dependency) {
if (p_dependency == base) {
singleton->instance_set_base(self, RID());
} else if (p_dependency == skeleton) {
singleton->instance_attach_skeleton(self, RID());
} else {
singleton->_instance_queue_update(this, false, true);
}
}
virtual void dependency_changed(bool p_aabb, bool p_dependencies) {
singleton->_instance_queue_update(this, p_aabb, p_dependencies);
}
Instance() :
scenario_item(this),
update_item(this) {
scenario = nullptr;
update_aabb = false;
update_dependencies = false;
extra_margin = 0;
visible = true;
lod_begin = 0;
lod_end = 0;
lod_begin_hysteresis = 0;
lod_end_hysteresis = 0;
last_render_pass = 0;
last_frame_pass = 0;
version = 1;
base_data = nullptr;
custom_aabb = nullptr;
pair_check = 0;
}
~Instance() {
if (base_data) {
memdelete(base_data);
}
if (custom_aabb) {
memdelete(custom_aabb);
}
}
};
SelfList<Instance>::List _instance_update_list;
void _instance_queue_update(Instance *p_instance, bool p_update_aabb, bool p_update_dependencies = false);
struct InstanceGeometryData : public InstanceBaseData {
Set<Instance *> lights;
bool lighting_dirty;
bool can_cast_shadows;
bool material_is_animated;
Set<Instance *> decals;
bool decal_dirty;
Set<Instance *> reflection_probes;
bool reflection_dirty;
Set<Instance *> gi_probes;
bool gi_probes_dirty;
Set<Instance *> lightmap_captures;
InstanceGeometryData() {
lighting_dirty = false;
reflection_dirty = true;
can_cast_shadows = true;
material_is_animated = true;
gi_probes_dirty = true;
decal_dirty = true;
}
};
struct InstanceReflectionProbeData : public InstanceBaseData {
Instance *owner;
Set<Instance *> geometries;
RID instance;
bool reflection_dirty;
SelfList<InstanceReflectionProbeData> update_list;
int render_step;
InstanceReflectionProbeData() :
update_list(this) {
reflection_dirty = true;
render_step = -1;
}
};
struct InstanceDecalData : public InstanceBaseData {
Instance *owner;
RID instance;
Set<Instance *> geometries;
InstanceDecalData() {
}
};
SelfList<InstanceReflectionProbeData>::List reflection_probe_render_list;
struct InstanceLightData : public InstanceBaseData {
RID instance;
uint64_t last_version;
List<Instance *>::Element *D; // directional light in scenario
bool shadow_dirty;
Set<Instance *> geometries;
Instance *baked_light;
RS::LightBakeMode bake_mode;
uint32_t max_sdfgi_cascade = 2;
uint64_t sdfgi_cascade_light_pass = 0;
InstanceLightData() {
bake_mode = RS::LIGHT_BAKE_DISABLED;
shadow_dirty = true;
D = nullptr;
last_version = 0;
baked_light = nullptr;
}
};
struct InstanceGIProbeData : public InstanceBaseData {
Instance *owner;
Set<Instance *> geometries;
Set<Instance *> dynamic_geometries;
Set<Instance *> lights;
struct LightCache {
RS::LightType type;
Transform transform;
Color color;
float energy;
float bake_energy;
float radius;
float attenuation;
float spot_angle;
float spot_attenuation;
bool has_shadow;
bool sky_only;
};
Vector<LightCache> light_cache;
Vector<RID> light_instances;
RID probe_instance;
bool invalid;
uint32_t base_version;
SelfList<InstanceGIProbeData> update_element;
InstanceGIProbeData() :
update_element(this) {
invalid = true;
base_version = 0;
}
};
SelfList<InstanceGIProbeData>::List gi_probe_update_list;
struct InstanceLightmapData : public InstanceBaseData {
Set<Instance *> geometries;
Set<Instance *> users;
InstanceLightmapData() {
}
};
uint64_t pair_pass = 1;
struct PairInstances {
Instance *instance = nullptr;
PagedAllocator<InstancePair> *pair_allocator = nullptr;
SelfList<InstancePair>::List pairs_found;
DynamicBVH *bvh = nullptr;
DynamicBVH *bvh2 = nullptr; //some may need to cull in two
uint32_t pair_mask;
uint64_t pair_pass;
_FORCE_INLINE_ bool operator()(void *p_data) {
Instance *p_instance = (Instance *)p_data;
if (instance != p_instance && instance->transformed_aabb.intersects(p_instance->transformed_aabb) && (pair_mask & (1 << p_instance->base_type))) {
//test is more coarse in indexer
p_instance->pair_check = pair_pass;
InstancePair *pair = pair_allocator->alloc();
pair->a = instance;
pair->b = p_instance;
pairs_found.add(&pair->list_a);
}
return false;
}
void pair() {
if (bvh) {
bvh->aabb_query(instance->transformed_aabb, *this);
}
if (bvh2) {
bvh2->aabb_query(instance->transformed_aabb, *this);
}
while (instance->pairs.first()) {
InstancePair *pair = instance->pairs.first()->self();
Instance *other_instance = instance == pair->a ? pair->b : pair->a;
if (other_instance->pair_check != pair_pass) {
//unpaired
_instance_unpair(instance, other_instance);
} else {
//kept
other_instance->pair_check = 0; // if kept, then put pair check to zero, so we can distinguish with the newly added ones
}
pair_allocator->free(pair);
}
while (pairs_found.first()) {
InstancePair *pair = pairs_found.first()->self();
pairs_found.remove(pairs_found.first());
if (pair->b->pair_check == pair_pass) {
//paired
_instance_pair(instance, pair->b);
}
pair->a->pairs.add(&pair->list_a);
pair->b->pairs.add(&pair->list_b);
}
}
};
struct CullResult {
PagedArray<Instance *> *result;
_FORCE_INLINE_ bool operator()(void *p_data) {
Instance *p_instance = (Instance *)p_data;
result->push_back(p_instance);
return false;
}
};
Set<Instance *> heightfield_particle_colliders_update_list;
PagedArrayPool<Instance *> instance_cull_page_pool;
PagedArrayPool<RendererSceneRender::InstanceBase *> base_instance_cull_page_pool;
PagedArrayPool<RID> rid_cull_page_pool;
PagedArray<Instance *> instance_cull_result;
PagedArray<RendererSceneRender::InstanceBase *> geometry_instances_to_render;
PagedArray<Instance *> instance_shadow_cull_result;
PagedArray<RendererSceneRender::InstanceBase *> geometry_instances_to_shadow_render;
PagedArray<Instance *> instance_sdfgi_cull_result;
PagedArray<RendererSceneRender::InstanceBase *> geometry_instances_to_sdfgi_render;
PagedArray<Instance *> light_cull_result;
PagedArray<RendererSceneRender::InstanceBase *> lightmap_cull_result;
PagedArray<Instance *> directional_shadow_cull_result;
PagedArray<RID> reflection_probe_instance_cull_result;
PagedArray<RID> light_instance_cull_result;
PagedArray<RID> directional_light_cull_result;
PagedArray<RID> gi_probe_instance_cull_result;
PagedArray<RID> decal_instance_cull_result;
PagedArray<RID> sdfgi_cascade_lights[SDFGI_MAX_CASCADES];
uint64_t sdfgi_light_cull_pass = 0;
int directional_light_count;
RID_PtrOwner<Instance> instance_owner;
bool pair_volumes_to_mesh; // used in traditional forward, unnecesary on clustered
virtual RID instance_create();
virtual void instance_set_base(RID p_instance, RID p_base);
virtual void instance_set_scenario(RID p_instance, RID p_scenario);
virtual void instance_set_layer_mask(RID p_instance, uint32_t p_mask);
virtual void instance_set_transform(RID p_instance, const Transform &p_transform);
virtual void instance_attach_object_instance_id(RID p_instance, ObjectID p_id);
virtual void instance_set_blend_shape_weight(RID p_instance, int p_shape, float p_weight);
virtual void instance_set_surface_material(RID p_instance, int p_surface, RID p_material);
virtual void instance_set_visible(RID p_instance, bool p_visible);
virtual void instance_set_custom_aabb(RID p_instance, AABB p_aabb);
virtual void instance_attach_skeleton(RID p_instance, RID p_skeleton);
virtual void instance_set_exterior(RID p_instance, bool p_enabled);
virtual void instance_set_extra_visibility_margin(RID p_instance, real_t p_margin);
// don't use these in a game!
virtual Vector<ObjectID> instances_cull_aabb(const AABB &p_aabb, RID p_scenario = RID()) const;
virtual Vector<ObjectID> instances_cull_ray(const Vector3 &p_from, const Vector3 &p_to, RID p_scenario = RID()) const;
virtual Vector<ObjectID> instances_cull_convex(const Vector<Plane> &p_convex, RID p_scenario = RID()) const;
virtual void instance_geometry_set_flag(RID p_instance, RS::InstanceFlags p_flags, bool p_enabled);
virtual void instance_geometry_set_cast_shadows_setting(RID p_instance, RS::ShadowCastingSetting p_shadow_casting_setting);
virtual void instance_geometry_set_material_override(RID p_instance, RID p_material);
virtual void instance_geometry_set_draw_range(RID p_instance, float p_min, float p_max, float p_min_margin, float p_max_margin);
virtual void instance_geometry_set_as_instance_lod(RID p_instance, RID p_as_lod_of_instance);
virtual void instance_geometry_set_lightmap(RID p_instance, RID p_lightmap, const Rect2 &p_lightmap_uv_scale, int p_slice_index);
virtual void instance_geometry_set_lod_bias(RID p_instance, float p_lod_bias);
void _update_instance_shader_parameters_from_material(Map<StringName, RendererSceneRender::InstanceBase::InstanceShaderParameter> &isparams, const Map<StringName, RendererSceneRender::InstanceBase::InstanceShaderParameter> &existing_isparams, RID p_material);
virtual void instance_geometry_set_shader_parameter(RID p_instance, const StringName &p_parameter, const Variant &p_value);
virtual void instance_geometry_get_shader_parameter_list(RID p_instance, List<PropertyInfo> *p_parameters) const;
virtual Variant instance_geometry_get_shader_parameter(RID p_instance, const StringName &p_parameter) const;
virtual Variant instance_geometry_get_shader_parameter_default_value(RID p_instance, const StringName &p_parameter) const;
_FORCE_INLINE_ void _update_instance(Instance *p_instance);
_FORCE_INLINE_ void _update_instance_aabb(Instance *p_instance);
_FORCE_INLINE_ void _update_dirty_instance(Instance *p_instance);
_FORCE_INLINE_ void _update_instance_lightmap_captures(Instance *p_instance);
void _unpair_instance(Instance *p_instance);
_FORCE_INLINE_ bool _light_instance_update_shadow(Instance *p_instance, const Transform p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_orthogonal, bool p_cam_vaspect, RID p_shadow_atlas, Scenario *p_scenario, float p_scren_lod_threshold);
RID _render_get_environment(RID p_camera, RID p_scenario);
bool _render_reflection_probe_step(Instance *p_instance, int p_step);
void _prepare_scene(const Transform p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_orthogonal, bool p_cam_vaspect, RID p_render_buffers, RID p_environment, uint32_t p_visible_layers, RID p_scenario, RID p_shadow_atlas, RID p_reflection_probe, float p_screen_lod_threshold, bool p_using_shadows = true);
void _render_scene(RID p_render_buffers, const Transform p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_orthogonal, RID p_environment, RID p_force_camera_effects, RID p_scenario, RID p_shadow_atlas, RID p_reflection_probe, int p_reflection_probe_pass, float p_screen_lod_threshold);
void render_empty_scene(RID p_render_buffers, RID p_scenario, RID p_shadow_atlas);
void render_camera(RID p_render_buffers, RID p_camera, RID p_scenario, Size2 p_viewport_size, float p_screen_lod_threshold, RID p_shadow_atlas);
void render_camera(RID p_render_buffers, Ref<XRInterface> &p_interface, XRInterface::Eyes p_eye, RID p_camera, RID p_scenario, Size2 p_viewport_size, float p_screen_lod_threshold, RID p_shadow_atlas);
void update_dirty_instances();
void render_particle_colliders();
virtual void render_probes();
TypedArray<Image> bake_render_uv2(RID p_base, const Vector<RID> &p_material_overrides, const Size2i &p_image_size);
//pass to scene render
/* ENVIRONMENT API */
#ifdef PASSBASE
#undef PASSBASE
#endif
#define PASSBASE scene_render
PASS1(directional_shadow_atlas_set_size, int)
PASS1(gi_probe_set_quality, RS::GIProbeQuality)
/* SKY API */
PASS0R(RID, sky_create)
PASS2(sky_set_radiance_size, RID, int)
PASS2(sky_set_mode, RID, RS::SkyMode)
PASS2(sky_set_material, RID, RID)
PASS4R(Ref<Image>, sky_bake_panorama, RID, float, bool, const Size2i &)
PASS0R(RID, environment_create)
PASS1RC(bool, is_environment, RID)
PASS2(environment_set_background, RID, RS::EnvironmentBG)
PASS2(environment_set_sky, RID, RID)
PASS2(environment_set_sky_custom_fov, RID, float)
PASS2(environment_set_sky_orientation, RID, const Basis &)
PASS2(environment_set_bg_color, RID, const Color &)
PASS2(environment_set_bg_energy, RID, float)
PASS2(environment_set_canvas_max_layer, RID, int)
PASS7(environment_set_ambient_light, RID, const Color &, RS::EnvironmentAmbientSource, float, float, RS::EnvironmentReflectionSource, const Color &)
PASS6(environment_set_ssr, RID, bool, int, float, float, float)
PASS1(environment_set_ssr_roughness_quality, RS::EnvironmentSSRRoughnessQuality)
PASS10(environment_set_ssao, RID, bool, float, float, float, float, float, float, float, float)
PASS6(environment_set_ssao_quality, RS::EnvironmentSSAOQuality, bool, float, int, float, float)
PASS11(environment_set_glow, RID, bool, Vector<float>, float, float, float, float, RS::EnvironmentGlowBlendMode, float, float, float)
PASS1(environment_glow_set_use_bicubic_upscale, bool)
PASS1(environment_glow_set_use_high_quality, bool)
PASS9(environment_set_tonemap, RID, RS::EnvironmentToneMapper, float, float, bool, float, float, float, float)
PASS7(environment_set_adjustment, RID, bool, float, float, float, bool, RID)
PASS9(environment_set_fog, RID, bool, const Color &, float, float, float, float, float, float)
PASS9(environment_set_volumetric_fog, RID, bool, float, const Color &, float, float, float, float, RS::EnvVolumetricFogShadowFilter)
PASS2(environment_set_volumetric_fog_volume_size, int, int)
PASS1(environment_set_volumetric_fog_filter_active, bool)
PASS1(environment_set_volumetric_fog_directional_shadow_shrink_size, int)
PASS1(environment_set_volumetric_fog_positional_shadow_shrink_size, int)
PASS11(environment_set_sdfgi, RID, bool, RS::EnvironmentSDFGICascades, float, RS::EnvironmentSDFGIYScale, bool, bool, bool, float, float, float)
PASS1(environment_set_sdfgi_ray_count, RS::EnvironmentSDFGIRayCount)
PASS1(environment_set_sdfgi_frames_to_converge, RS::EnvironmentSDFGIFramesToConverge)
PASS1RC(RS::EnvironmentBG, environment_get_background, RID)
PASS1RC(int, environment_get_canvas_max_layer, RID)
PASS3R(Ref<Image>, environment_bake_panorama, RID, bool, const Size2i &)
PASS3(screen_space_roughness_limiter_set_active, bool, float, float)
PASS1(sub_surface_scattering_set_quality, RS::SubSurfaceScatteringQuality)
PASS2(sub_surface_scattering_set_scale, float, float)
/* CAMERA EFFECTS */
PASS0R(RID, camera_effects_create)
PASS2(camera_effects_set_dof_blur_quality, RS::DOFBlurQuality, bool)
PASS1(camera_effects_set_dof_blur_bokeh_shape, RS::DOFBokehShape)
PASS8(camera_effects_set_dof_blur, RID, bool, float, float, bool, float, float, float)
PASS3(camera_effects_set_custom_exposure, RID, bool, float)
PASS1(shadows_quality_set, RS::ShadowQuality)
PASS1(directional_shadow_quality_set, RS::ShadowQuality)
PASS2(sdfgi_set_debug_probe_select, const Vector3 &, const Vector3 &)
/* Render Buffers */
PASS0R(RID, render_buffers_create)
PASS7(render_buffers_configure, RID, RID, int, int, RS::ViewportMSAA, RS::ViewportScreenSpaceAA, bool)
/* Shadow Atlas */
PASS0R(RID, shadow_atlas_create)
PASS2(shadow_atlas_set_size, RID, int)
PASS3(shadow_atlas_set_quadrant_subdivision, RID, int, int)
PASS1(set_debug_draw_mode, RS::ViewportDebugDraw)
virtual void update();
bool free(RID p_rid);
RendererSceneCull();
virtual ~RendererSceneCull();
};
#endif // VISUALSERVERSCENE_H