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godot/servers/rendering/renderer_scene_render.h
jfons ba832d83b2 Initial TAA implementation 
Initial TAA support based on the implementation in Spartan Engine.

Motion vectors are correctly generated for camera and mesh movement, but there is no support for other things like particles or skeleton deformations.
2022-06-07 13:14:44 +02:00

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/*************************************************************************/
/* renderer_scene_render.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 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 RENDERINGSERVERSCENERENDER_H
#define RENDERINGSERVERSCENERENDER_H
#include "core/math/camera_matrix.h"
#include "core/templates/paged_array.h"
#include "servers/rendering/renderer_scene.h"
class RendererSceneRender {
public:
enum {
MAX_DIRECTIONAL_LIGHTS = 8,
MAX_DIRECTIONAL_LIGHT_CASCADES = 4,
MAX_RENDER_VIEWS = 2
};
struct GeometryInstance {
virtual ~GeometryInstance() {}
};
virtual GeometryInstance *geometry_instance_create(RID p_base) = 0;
virtual void geometry_instance_set_skeleton(GeometryInstance *p_geometry_instance, RID p_skeleton) = 0;
virtual void geometry_instance_set_material_override(GeometryInstance *p_geometry_instance, RID p_override) = 0;
virtual void geometry_instance_set_material_overlay(GeometryInstance *p_geometry_instance, RID p_override) = 0;
virtual void geometry_instance_set_surface_materials(GeometryInstance *p_geometry_instance, const Vector<RID> &p_material) = 0;
virtual void geometry_instance_set_mesh_instance(GeometryInstance *p_geometry_instance, RID p_mesh_instance) = 0;
virtual void geometry_instance_set_transform(GeometryInstance *p_geometry_instance, const Transform3D &p_transform, const AABB &p_aabb, const AABB &p_transformed_aabbb) = 0;
virtual void geometry_instance_set_layer_mask(GeometryInstance *p_geometry_instance, uint32_t p_layer_mask) = 0;
virtual void geometry_instance_set_lod_bias(GeometryInstance *p_geometry_instance, float p_lod_bias) = 0;
virtual void geometry_instance_set_transparency(GeometryInstance *p_geometry_instance, float p_transparency) = 0;
virtual void geometry_instance_set_fade_range(GeometryInstance *p_geometry_instance, bool p_enable_near, float p_near_begin, float p_near_end, bool p_enable_far, float p_far_begin, float p_far_end) = 0;
virtual void geometry_instance_set_parent_fade_alpha(GeometryInstance *p_geometry_instance, float p_alpha) = 0;
virtual void geometry_instance_set_use_baked_light(GeometryInstance *p_geometry_instance, bool p_enable) = 0;
virtual void geometry_instance_set_use_dynamic_gi(GeometryInstance *p_geometry_instance, bool p_enable) = 0;
virtual void geometry_instance_set_use_lightmap(GeometryInstance *p_geometry_instance, RID p_lightmap_instance, const Rect2 &p_lightmap_uv_scale, int p_lightmap_slice_index) = 0;
virtual void geometry_instance_set_lightmap_capture(GeometryInstance *p_geometry_instance, const Color *p_sh9) = 0;
virtual void geometry_instance_set_instance_shader_parameters_offset(GeometryInstance *p_geometry_instance, int32_t p_offset) = 0;
virtual void geometry_instance_set_cast_double_sided_shadows(GeometryInstance *p_geometry_instance, bool p_enable) = 0;
virtual uint32_t geometry_instance_get_pair_mask() = 0;
virtual void geometry_instance_pair_light_instances(GeometryInstance *p_geometry_instance, const RID *p_light_instances, uint32_t p_light_instance_count) = 0;
virtual void geometry_instance_pair_reflection_probe_instances(GeometryInstance *p_geometry_instance, const RID *p_reflection_probe_instances, uint32_t p_reflection_probe_instance_count) = 0;
virtual void geometry_instance_pair_decal_instances(GeometryInstance *p_geometry_instance, const RID *p_decal_instances, uint32_t p_decal_instance_count) = 0;
virtual void geometry_instance_pair_voxel_gi_instances(GeometryInstance *p_geometry_instance, const RID *p_voxel_gi_instances, uint32_t p_voxel_gi_instance_count) = 0;
virtual void geometry_instance_set_softshadow_projector_pairing(GeometryInstance *p_geometry_instance, bool p_softshadow, bool p_projector) = 0;
virtual void geometry_instance_free(GeometryInstance *p_geometry_instance) = 0;
/* SHADOW ATLAS API */
virtual RID shadow_atlas_create() = 0;
virtual void shadow_atlas_set_size(RID p_atlas, int p_size, bool p_16_bits = true) = 0;
virtual void shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision) = 0;
virtual bool shadow_atlas_update_light(RID p_atlas, RID p_light_intance, float p_coverage, uint64_t p_light_version) = 0;
virtual void directional_shadow_atlas_set_size(int p_size, bool p_16_bits = true) = 0;
virtual int get_directional_light_shadow_size(RID p_light_intance) = 0;
virtual void set_directional_shadow_count(int p_count) = 0;
/* SDFGI UPDATE */
virtual void sdfgi_update(RID p_render_buffers, RID p_environment, const Vector3 &p_world_position) = 0;
virtual int sdfgi_get_pending_region_count(RID p_render_buffers) const = 0;
virtual AABB sdfgi_get_pending_region_bounds(RID p_render_buffers, int p_region) const = 0;
virtual uint32_t sdfgi_get_pending_region_cascade(RID p_render_buffers, int p_region) const = 0;
/* SKY API */
virtual RID sky_allocate() = 0;
virtual void sky_initialize(RID p_rid) = 0;
virtual void sky_set_radiance_size(RID p_sky, int p_radiance_size) = 0;
virtual void sky_set_mode(RID p_sky, RS::SkyMode p_samples) = 0;
virtual void sky_set_material(RID p_sky, RID p_material) = 0;
virtual Ref<Image> sky_bake_panorama(RID p_sky, float p_energy, bool p_bake_irradiance, const Size2i &p_size) = 0;
/* ENVIRONMENT API */
virtual RID environment_allocate() = 0;
virtual void environment_initialize(RID p_rid) = 0;
virtual void environment_set_background(RID p_env, RS::EnvironmentBG p_bg) = 0;
virtual void environment_set_sky(RID p_env, RID p_sky) = 0;
virtual void environment_set_sky_custom_fov(RID p_env, float p_scale) = 0;
virtual void environment_set_sky_orientation(RID p_env, const Basis &p_orientation) = 0;
virtual void environment_set_bg_color(RID p_env, const Color &p_color) = 0;
virtual void environment_set_bg_energy(RID p_env, float p_energy) = 0;
virtual void environment_set_canvas_max_layer(RID p_env, int p_max_layer) = 0;
virtual void environment_set_ambient_light(RID p_env, const Color &p_color, RS::EnvironmentAmbientSource p_ambient = RS::ENV_AMBIENT_SOURCE_BG, float p_energy = 1.0, float p_sky_contribution = 0.0, RS::EnvironmentReflectionSource p_reflection_source = RS::ENV_REFLECTION_SOURCE_BG) = 0;
// FIXME: Disabled during Vulkan refactoring, should be ported.
#if 0
virtual void environment_set_camera_feed_id(RID p_env, int p_camera_feed_id) = 0;
#endif
virtual void environment_set_glow(RID p_env, bool p_enable, Vector<float> p_levels, float p_intensity, float p_strength, float p_mix, float p_bloom_threshold, RS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, float p_hdr_luminance_cap, float p_glow_map_strength, RID p_glow_map) = 0;
virtual void environment_glow_set_use_bicubic_upscale(bool p_enable) = 0;
virtual void environment_glow_set_use_high_quality(bool p_enable) = 0;
virtual void environment_set_volumetric_fog(RID p_env, bool p_enable, float p_density, const Color &p_albedo, const Color &p_emission, float p_emission_energy, float p_anisotropy, float p_length, float p_detail_spread, float p_gi_inject, bool p_temporal_reprojection, float p_temporal_reprojection_amount, float p_ambient_inject) = 0;
virtual void environment_set_volumetric_fog_volume_size(int p_size, int p_depth) = 0;
virtual void environment_set_volumetric_fog_filter_active(bool p_enable) = 0;
virtual void environment_set_ssr(RID p_env, bool p_enable, int p_max_steps, float p_fade_int, float p_fade_out, float p_depth_tolerance) = 0;
virtual void environment_set_ssr_roughness_quality(RS::EnvironmentSSRRoughnessQuality p_quality) = 0;
virtual void environment_set_ssao(RID p_env, bool p_enable, float p_radius, float p_intensity, float p_power, float p_detail, float p_horizon, float p_sharpness, float p_light_affect, float p_ao_channel_affect) = 0;
virtual void environment_set_ssao_quality(RS::EnvironmentSSAOQuality p_quality, bool p_half_size, float p_adaptive_target, int p_blur_passes, float p_fadeout_from, float p_fadeout_to) = 0;
virtual void environment_set_ssil(RID p_env, bool p_enable, float p_radius, float p_intensity, float p_sharpness, float p_normal_rejection) = 0;
virtual void environment_set_ssil_quality(RS::EnvironmentSSILQuality p_quality, bool p_half_size, float p_adaptive_target, int p_blur_passes, float p_fadeout_from, float p_fadeout_to) = 0;
virtual void environment_set_sdfgi(RID p_env, bool p_enable, int p_cascades, float p_min_cell_size, RS::EnvironmentSDFGIYScale p_y_scale, bool p_use_occlusion, float p_bounce_feedback, bool p_read_sky, float p_energy, float p_normal_bias, float p_probe_bias) = 0;
virtual void environment_set_sdfgi_ray_count(RS::EnvironmentSDFGIRayCount p_ray_count) = 0;
virtual void environment_set_sdfgi_frames_to_converge(RS::EnvironmentSDFGIFramesToConverge p_frames) = 0;
virtual void environment_set_sdfgi_frames_to_update_light(RS::EnvironmentSDFGIFramesToUpdateLight p_update) = 0;
virtual void environment_set_tonemap(RID p_env, RS::EnvironmentToneMapper p_tone_mapper, float p_exposure, float p_white, bool p_auto_exposure, float p_min_luminance, float p_max_luminance, float p_auto_exp_speed, float p_auto_exp_scale) = 0;
virtual void environment_set_adjustment(RID p_env, bool p_enable, float p_brightness, float p_contrast, float p_saturation, bool p_use_1d_color_correction, RID p_color_correction) = 0;
virtual void environment_set_fog(RID p_env, bool p_enable, const Color &p_light_color, float p_light_energy, float p_sun_scatter, float p_density, float p_height, float p_height_density, float p_aerial_perspective) = 0;
virtual Ref<Image> environment_bake_panorama(RID p_env, bool p_bake_irradiance, const Size2i &p_size) = 0;
virtual bool is_environment(RID p_env) const = 0;
virtual RS::EnvironmentBG environment_get_background(RID p_env) const = 0;
virtual int environment_get_canvas_max_layer(RID p_env) const = 0;
virtual RID camera_effects_allocate() = 0;
virtual void camera_effects_initialize(RID p_rid) = 0;
virtual void camera_effects_set_dof_blur_quality(RS::DOFBlurQuality p_quality, bool p_use_jitter) = 0;
virtual void camera_effects_set_dof_blur_bokeh_shape(RS::DOFBokehShape p_shape) = 0;
virtual void camera_effects_set_dof_blur(RID p_camera_effects, bool p_far_enable, float p_far_distance, float p_far_transition, bool p_near_enable, float p_near_distance, float p_near_transition, float p_amount) = 0;
virtual void camera_effects_set_custom_exposure(RID p_camera_effects, bool p_enable, float p_exposure) = 0;
virtual void shadows_quality_set(RS::ShadowQuality p_quality) = 0;
virtual void directional_shadow_quality_set(RS::ShadowQuality p_quality) = 0;
virtual RID light_instance_create(RID p_light) = 0;
virtual void light_instance_set_transform(RID p_light_instance, const Transform3D &p_transform) = 0;
virtual void light_instance_set_aabb(RID p_light_instance, const AABB &p_aabb) = 0;
virtual void light_instance_set_shadow_transform(RID p_light_instance, const CameraMatrix &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;
virtual void light_instance_mark_visible(RID p_light_instance) = 0;
virtual bool light_instances_can_render_shadow_cube() const {
return true;
}
virtual RID fog_volume_instance_create(RID p_fog_volume) = 0;
virtual void fog_volume_instance_set_transform(RID p_fog_volume_instance, const Transform3D &p_transform) = 0;
virtual void fog_volume_instance_set_active(RID p_fog_volume_instance, bool p_active) = 0;
virtual RID fog_volume_instance_get_volume(RID p_fog_volume_instance) const = 0;
virtual Vector3 fog_volume_instance_get_position(RID p_fog_volume_instance) const = 0;
virtual RID reflection_atlas_create() = 0;
virtual void reflection_atlas_set_size(RID p_ref_atlas, int p_reflection_size, int p_reflection_count) = 0;
virtual int reflection_atlas_get_size(RID p_ref_atlas) const = 0;
virtual RID reflection_probe_instance_create(RID p_probe) = 0;
virtual void reflection_probe_instance_set_transform(RID p_instance, const Transform3D &p_transform) = 0;
virtual void reflection_probe_release_atlas_index(RID p_instance) = 0;
virtual bool reflection_probe_instance_needs_redraw(RID p_instance) = 0;
virtual bool reflection_probe_instance_has_reflection(RID p_instance) = 0;
virtual bool reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas) = 0;
virtual bool reflection_probe_instance_postprocess_step(RID p_instance) = 0;
virtual RID decal_instance_create(RID p_decal) = 0;
virtual void decal_instance_set_transform(RID p_decal, const Transform3D &p_transform) = 0;
virtual RID lightmap_instance_create(RID p_lightmap) = 0;
virtual void lightmap_instance_set_transform(RID p_lightmap, const Transform3D &p_transform) = 0;
virtual RID voxel_gi_instance_create(RID p_voxel_gi) = 0;
virtual void voxel_gi_instance_set_transform_to_data(RID p_probe, const Transform3D &p_xform) = 0;
virtual bool voxel_gi_needs_update(RID p_probe) const = 0;
virtual void voxel_gi_update(RID p_probe, bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<GeometryInstance *> &p_dynamic_objects) = 0;
virtual void voxel_gi_set_quality(RS::VoxelGIQuality) = 0;
struct RenderShadowData {
RID light;
int pass = 0;
PagedArray<GeometryInstance *> instances;
};
struct RenderSDFGIData {
int region = 0;
PagedArray<GeometryInstance *> instances;
};
struct RenderSDFGIUpdateData {
bool update_static = false;
uint32_t static_cascade_count;
uint32_t *static_cascade_indices = nullptr;
PagedArray<RID> *static_positional_lights;
const Vector<RID> *directional_lights;
const RID *positional_light_instances;
uint32_t positional_light_count;
};
struct CameraData {
// flags
uint32_t view_count;
bool is_orthogonal;
bool vaspect;
// Main/center projection
Transform3D main_transform;
CameraMatrix main_projection;
Transform3D view_offset[RendererSceneRender::MAX_RENDER_VIEWS];
CameraMatrix view_projection[RendererSceneRender::MAX_RENDER_VIEWS];
Vector2 taa_jitter;
void set_camera(const Transform3D p_transform, const CameraMatrix p_projection, bool p_is_orthogonal, bool p_vaspect, const Vector2 &p_taa_jitter = Vector2());
void set_multiview_camera(uint32_t p_view_count, const Transform3D *p_transforms, const CameraMatrix *p_projections, bool p_is_orthogonal, bool p_vaspect);
};
virtual void render_scene(RID p_render_buffers, const CameraData *p_camera_data, const CameraData *p_prev_camera_data, const PagedArray<GeometryInstance *> &p_instances, const PagedArray<RID> &p_lights, const PagedArray<RID> &p_reflection_probes, const PagedArray<RID> &p_voxel_gi_instances, const PagedArray<RID> &p_decals, const PagedArray<RID> &p_lightmaps, const PagedArray<RID> &p_fog_volumes, RID p_environment, RID p_camera_effects, RID p_shadow_atlas, RID p_occluder_debug_tex, RID p_reflection_atlas, RID p_reflection_probe, int p_reflection_probe_pass, float p_screen_mesh_lod_threshold, const RenderShadowData *p_render_shadows, int p_render_shadow_count, const RenderSDFGIData *p_render_sdfgi_regions, int p_render_sdfgi_region_count, const RenderSDFGIUpdateData *p_sdfgi_update_data = nullptr, RendererScene::RenderInfo *r_render_info = nullptr) = 0;
virtual void render_material(const Transform3D &p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_orthogonal, const PagedArray<GeometryInstance *> &p_instances, RID p_framebuffer, const Rect2i &p_region) = 0;
virtual void render_particle_collider_heightfield(RID p_collider, const Transform3D &p_transform, const PagedArray<GeometryInstance *> &p_instances) = 0;
virtual void set_scene_pass(uint64_t p_pass) = 0;
virtual void set_time(double p_time, double p_step) = 0;
virtual void set_debug_draw_mode(RS::ViewportDebugDraw p_debug_draw) = 0;
virtual RID render_buffers_create() = 0;
virtual void render_buffers_configure(RID p_render_buffers, RID p_render_target, int p_internal_width, int p_internal_height, int p_width, int p_height, float p_fsr_sharpness, float p_fsr_mipmap_bias, RS::ViewportMSAA p_msaa, RS::ViewportScreenSpaceAA p_screen_space_aa, bool p_use_taa, bool p_use_debanding, uint32_t p_view_count) = 0;
virtual void gi_set_use_half_resolution(bool p_enable) = 0;
virtual void screen_space_roughness_limiter_set_active(bool p_enable, float p_amount, float p_limit) = 0;
virtual bool screen_space_roughness_limiter_is_active() const = 0;
virtual void sub_surface_scattering_set_quality(RS::SubSurfaceScatteringQuality p_quality) = 0;
virtual void sub_surface_scattering_set_scale(float p_scale, float p_depth_scale) = 0;
virtual TypedArray<Image> bake_render_uv2(RID p_base, const Vector<RID> &p_material_overrides, const Size2i &p_image_size) = 0;
virtual bool free(RID p_rid) = 0;
virtual void sdfgi_set_debug_probe_select(const Vector3 &p_position, const Vector3 &p_dir) = 0;
virtual void decals_set_filter(RS::DecalFilter p_filter) = 0;
virtual void light_projectors_set_filter(RS::LightProjectorFilter p_filter) = 0;
virtual void update() = 0;
virtual ~RendererSceneRender() {}
};
#endif // RENDERINGSERVERSCENERENDER_H
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