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renderer_scene_render_rd.cpp
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/*************************************************************************/
/* renderer_scene_render_rd.cpp */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#include "renderer_scene_render_rd.h"
#include "core/config/project_settings.h"
#include "core/os/os.h"
#include "renderer_compositor_rd.h"
#include "servers/rendering/rendering_server_default.h"
void get_vogel_disk(float *r_kernel, int p_sample_count) {
const float golden_angle = 2.4;
for (int i = 0; i < p_sample_count; i++) {
float r = Math::sqrt(float(i) + 0.5) / Math::sqrt(float(p_sample_count));
float theta = float(i) * golden_angle;
r_kernel[i * 4] = Math::cos(theta) * r;
r_kernel[i * 4 + 1] = Math::sin(theta) * r;
}
}
void RendererSceneRenderRD::sdfgi_update(RID p_render_buffers, RID p_environment, const Vector3 &p_world_position) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_environment);
RenderBuffers *rb = render_buffers_owner.get_or_null(p_render_buffers);
bool needs_sdfgi = env && env->sdfgi_enabled;
if (!needs_sdfgi) {
if (rb->sdfgi != nullptr) {
//erase it
rb->sdfgi->erase();
memdelete(rb->sdfgi);
rb->sdfgi = nullptr;
}
return;
}
static const uint32_t history_frames_to_converge[RS::ENV_SDFGI_CONVERGE_MAX] = { 5, 10, 15, 20, 25, 30 };
uint32_t requested_history_size = history_frames_to_converge[gi.sdfgi_frames_to_converge];
if (rb->sdfgi && (rb->sdfgi->num_cascades != env->sdfgi_cascades || rb->sdfgi->min_cell_size != env->sdfgi_min_cell_size || requested_history_size != rb->sdfgi->history_size || rb->sdfgi->uses_occlusion != env->sdfgi_use_occlusion || rb->sdfgi->y_scale_mode != env->sdfgi_y_scale)) {
//configuration changed, erase
rb->sdfgi->erase();
memdelete(rb->sdfgi);
rb->sdfgi = nullptr;
}
RendererSceneGIRD::SDFGI *sdfgi = rb->sdfgi;
if (sdfgi == nullptr) {
// re-create
rb->sdfgi = gi.create_sdfgi(env, p_world_position, requested_history_size);
} else {
//check for updates
rb->sdfgi->update(env, p_world_position);
}
}
int RendererSceneRenderRD::sdfgi_get_pending_region_count(RID p_render_buffers) const {
RenderBuffers *rb = render_buffers_owner.get_or_null(p_render_buffers);
ERR_FAIL_COND_V(rb == nullptr, 0);
if (rb->sdfgi == nullptr) {
return 0;
}
int dirty_count = 0;
for (uint32_t i = 0; i < rb->sdfgi->cascades.size(); i++) {
const RendererSceneGIRD::SDFGI::Cascade &c = rb->sdfgi->cascades[i];
if (c.dirty_regions == RendererSceneGIRD::SDFGI::Cascade::DIRTY_ALL) {
dirty_count++;
} else {
for (int j = 0; j < 3; j++) {
if (c.dirty_regions[j] != 0) {
dirty_count++;
}
}
}
}
return dirty_count;
}
AABB RendererSceneRenderRD::sdfgi_get_pending_region_bounds(RID p_render_buffers, int p_region) const {
AABB bounds;
Vector3i from;
Vector3i size;
RenderBuffers *rb = render_buffers_owner.get_or_null(p_render_buffers);
ERR_FAIL_COND_V(rb == nullptr, AABB());
ERR_FAIL_COND_V(rb->sdfgi == nullptr, AABB());
int c = rb->sdfgi->get_pending_region_data(p_region, from, size, bounds);
ERR_FAIL_COND_V(c == -1, AABB());
return bounds;
}
uint32_t RendererSceneRenderRD::sdfgi_get_pending_region_cascade(RID p_render_buffers, int p_region) const {
AABB bounds;
Vector3i from;
Vector3i size;
RenderBuffers *rb = render_buffers_owner.get_or_null(p_render_buffers);
ERR_FAIL_COND_V(rb == nullptr, -1);
ERR_FAIL_COND_V(rb->sdfgi == nullptr, -1);
return rb->sdfgi->get_pending_region_data(p_region, from, size, bounds);
}
RID RendererSceneRenderRD::sky_allocate() {
return sky.allocate_sky_rid();
}
void RendererSceneRenderRD::sky_initialize(RID p_rid) {
sky.initialize_sky_rid(p_rid);
}
void RendererSceneRenderRD::sky_set_radiance_size(RID p_sky, int p_radiance_size) {
sky.sky_set_radiance_size(p_sky, p_radiance_size);
}
void RendererSceneRenderRD::sky_set_mode(RID p_sky, RS::SkyMode p_mode) {
sky.sky_set_mode(p_sky, p_mode);
}
void RendererSceneRenderRD::sky_set_material(RID p_sky, RID p_material) {
sky.sky_set_material(p_sky, p_material);
}
Ref<Image> RendererSceneRenderRD::sky_bake_panorama(RID p_sky, float p_energy, bool p_bake_irradiance, const Size2i &p_size) {
return sky.sky_bake_panorama(p_sky, p_energy, p_bake_irradiance, p_size);
}
RID RendererSceneRenderRD::environment_allocate() {
return environment_owner.allocate_rid();
}
void RendererSceneRenderRD::environment_initialize(RID p_rid) {
environment_owner.initialize_rid(p_rid, RendererSceneEnvironmentRD());
}
void RendererSceneRenderRD::environment_set_background(RID p_env, RS::EnvironmentBG p_bg) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->background = p_bg;
}
void RendererSceneRenderRD::environment_set_sky(RID p_env, RID p_sky) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->sky = p_sky;
}
void RendererSceneRenderRD::environment_set_sky_custom_fov(RID p_env, float p_scale) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->sky_custom_fov = p_scale;
}
void RendererSceneRenderRD::environment_set_sky_orientation(RID p_env, const Basis &p_orientation) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->sky_orientation = p_orientation;
}
void RendererSceneRenderRD::environment_set_bg_color(RID p_env, const Color &p_color) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->bg_color = p_color;
}
void RendererSceneRenderRD::environment_set_bg_energy(RID p_env, float p_energy) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->bg_energy = p_energy;
}
void RendererSceneRenderRD::environment_set_canvas_max_layer(RID p_env, int p_max_layer) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->canvas_max_layer = p_max_layer;
}
void RendererSceneRenderRD::environment_set_ambient_light(RID p_env, const Color &p_color, RS::EnvironmentAmbientSource p_ambient, float p_energy, float p_sky_contribution, RS::EnvironmentReflectionSource p_reflection_source) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_ambient_light(p_color, p_ambient, p_energy, p_sky_contribution, p_reflection_source);
}
RS::EnvironmentBG RendererSceneRenderRD::environment_get_background(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, RS::ENV_BG_MAX);
return env->background;
}
RID RendererSceneRenderRD::environment_get_sky(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, RID());
return env->sky;
}
float RendererSceneRenderRD::environment_get_sky_custom_fov(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->sky_custom_fov;
}
Basis RendererSceneRenderRD::environment_get_sky_orientation(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, Basis());
return env->sky_orientation;
}
Color RendererSceneRenderRD::environment_get_bg_color(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, Color());
return env->bg_color;
}
float RendererSceneRenderRD::environment_get_bg_energy(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->bg_energy;
}
int RendererSceneRenderRD::environment_get_canvas_max_layer(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->canvas_max_layer;
}
Color RendererSceneRenderRD::environment_get_ambient_light_color(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, Color());
return env->ambient_light;
}
RS::EnvironmentAmbientSource RendererSceneRenderRD::environment_get_ambient_source(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, RS::ENV_AMBIENT_SOURCE_BG);
return env->ambient_source;
}
float RendererSceneRenderRD::environment_get_ambient_light_energy(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->ambient_light_energy;
}
float RendererSceneRenderRD::environment_get_ambient_sky_contribution(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->ambient_sky_contribution;
}
RS::EnvironmentReflectionSource RendererSceneRenderRD::environment_get_reflection_source(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, RS::ENV_REFLECTION_SOURCE_DISABLED);
return env->reflection_source;
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_tonemap(p_tone_mapper, p_exposure, p_white, p_auto_exposure, p_min_luminance, p_max_luminance, p_auto_exp_speed, p_auto_exp_scale);
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_glow(p_enable, p_levels, p_intensity, p_strength, p_mix, p_bloom_threshold, p_blend_mode, p_hdr_bleed_threshold, p_hdr_bleed_scale, p_hdr_luminance_cap, p_glow_map_strength, p_glow_map);
}
void RendererSceneRenderRD::environment_glow_set_use_bicubic_upscale(bool p_enable) {
glow_bicubic_upscale = p_enable;
}
void RendererSceneRenderRD::environment_glow_set_use_high_quality(bool p_enable) {
glow_high_quality = p_enable;
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
if (!is_dynamic_gi_supported()) {
return;
}
env->set_sdfgi(p_enable, p_cascades, p_min_cell_size, p_y_scale, p_use_occlusion, p_bounce_feedback, p_read_sky, p_energy, p_normal_bias, p_probe_bias);
}
void RendererSceneRenderRD::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_fog_aerial_perspective) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_fog(p_enable, p_light_color, p_light_energy, p_sun_scatter, p_density, p_height, p_height_density, p_fog_aerial_perspective);
}
bool RendererSceneRenderRD::environment_is_fog_enabled(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, false);
return env->fog_enabled;
}
Color RendererSceneRenderRD::environment_get_fog_light_color(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, Color());
return env->fog_light_color;
}
float RendererSceneRenderRD::environment_get_fog_light_energy(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_light_energy;
}
float RendererSceneRenderRD::environment_get_fog_sun_scatter(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_sun_scatter;
}
float RendererSceneRenderRD::environment_get_fog_density(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_density;
}
float RendererSceneRenderRD::environment_get_fog_height(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_height;
}
float RendererSceneRenderRD::environment_get_fog_height_density(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_height_density;
}
float RendererSceneRenderRD::environment_get_fog_aerial_perspective(RID p_env) const {
const RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0);
return env->fog_aerial_perspective;
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
if (!is_volumetric_supported()) {
return;
}
env->set_volumetric_fog(p_enable, p_density, p_albedo, p_emission, p_emission_energy, p_anisotropy, p_length, p_detail_spread, p_gi_inject, p_temporal_reprojection, p_temporal_reprojection_amount, p_ambient_inject);
}
void RendererSceneRenderRD::environment_set_volumetric_fog_volume_size(int p_size, int p_depth) {
volumetric_fog_size = p_size;
volumetric_fog_depth = p_depth;
}
void RendererSceneRenderRD::environment_set_volumetric_fog_filter_active(bool p_enable) {
volumetric_fog_filter_active = p_enable;
}
void RendererSceneRenderRD::environment_set_sdfgi_ray_count(int p_ray_count) {
gi.sdfgi_ray_count = p_ray_count;
}
void RendererSceneRenderRD::environment_set_sdfgi_frames_to_converge(RS::EnvironmentSDFGIFramesToConverge p_frames) {
gi.sdfgi_frames_to_converge = p_frames;
}
void RendererSceneRenderRD::environment_set_sdfgi_frames_to_update_light(RS::EnvironmentSDFGIFramesToUpdateLight p_update) {
gi.sdfgi_frames_to_update_light = p_update;
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_ssr(p_enable, p_max_steps, p_fade_int, p_fade_out, p_depth_tolerance);
}
void RendererSceneRenderRD::environment_set_ssr_roughness_quality(RS::EnvironmentSSRRoughnessQuality p_quality) {
ssr_roughness_quality = p_quality;
}
RS::EnvironmentSSRRoughnessQuality RendererSceneRenderRD::environment_get_ssr_roughness_quality() const {
return ssr_roughness_quality;
}
void RendererSceneRenderRD::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) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->set_ssao(p_enable, p_radius, p_intensity, p_power, p_detail, p_horizon, p_sharpness, p_light_affect, p_ao_channel_affect);
}
void RendererSceneRenderRD::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) {
ssao_quality = p_quality;
ssao_half_size = p_half_size;
ssao_adaptive_target = p_adaptive_target;
ssao_blur_passes = p_blur_passes;
ssao_fadeout_from = p_fadeout_from;
ssao_fadeout_to = p_fadeout_to;
}
void RendererSceneRenderRD::environment_set_ssil(RID p_env, bool p_enable, float p_radius, float p_intensity, float p_sharpness, float p_normal_rejection) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND(!env);
env->ssil_enabled = p_enable;
env->ssil_radius = p_radius;
env->ssil_intensity = p_intensity;
env->ssil_sharpness = p_sharpness;
env->ssil_normal_rejection = p_normal_rejection;
}
void RendererSceneRenderRD::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) {
ssil_quality = p_quality;
ssil_half_size = p_half_size;
ssil_adaptive_target = p_adaptive_target;
ssil_blur_passes = p_blur_passes;
ssil_fadeout_from = p_fadeout_from;
ssil_fadeout_to = p_fadeout_to;
}
bool RendererSceneRenderRD::environment_is_ssao_enabled(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, false);
return env->ssao_enabled;
}
float RendererSceneRenderRD::environment_get_ssao_ao_affect(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0.0);
return env->ssao_ao_channel_affect;
}
float RendererSceneRenderRD::environment_get_ssao_light_affect(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, 0.0);
return env->ssao_direct_light_affect;
}
bool RendererSceneRenderRD::environment_is_ssil_enabled(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, false);
return env->ssil_enabled;
}
bool RendererSceneRenderRD::environment_is_ssr_enabled(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, false);
return env->ssr_enabled;
}
bool RendererSceneRenderRD::environment_is_sdfgi_enabled(RID p_env) const {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, false);
return env->sdfgi_enabled;
}
bool RendererSceneRenderRD::is_environment(RID p_env) const {
return environment_owner.owns(p_env);
}
Ref<Image> RendererSceneRenderRD::environment_bake_panorama(RID p_env, bool p_bake_irradiance, const Size2i &p_size) {
RendererSceneEnvironmentRD *env = environment_owner.get_or_null(p_env);
ERR_FAIL_COND_V(!env, Ref<Image>());
RS::EnvironmentBG environment_background = env->background;
if (environment_background == RS::ENV_BG_CAMERA_FEED || environment_background == RS::ENV_BG_CANVAS || environment_background == RS::ENV_BG_KEEP) {
return Ref<Image>(); //nothing to bake
}
RS::EnvironmentAmbientSource ambient_source = env->ambient_source;
bool use_ambient_light = false;
bool use_cube_map = false;
if (ambient_source == RS::ENV_AMBIENT_SOURCE_BG && (environment_background == RS::ENV_BG_CLEAR_COLOR || environment_background == RS::ENV_BG_COLOR)) {
use_ambient_light = true;
} else {
use_cube_map = (ambient_source == RS::ENV_AMBIENT_SOURCE_BG && environment_background == RS::ENV_BG_SKY) || ambient_source == RS::ENV_AMBIENT_SOURCE_SKY;
use_ambient_light = use_cube_map || ambient_source == RS::ENV_AMBIENT_SOURCE_COLOR;
}
use_cube_map = use_cube_map || (environment_background == RS::ENV_BG_SKY && env->sky.is_valid());
Color ambient_color;
float ambient_color_sky_mix;
if (use_ambient_light) {
ambient_color_sky_mix = env->ambient_sky_contribution;
const float ambient_energy = env->ambient_light_energy;
ambient_color = env->ambient_light;
ambient_color = ambient_color.to_linear();
ambient_color.r *= ambient_energy;
ambient_color.g *= ambient_energy;
ambient_color.b *= ambient_energy;
}
if (use_cube_map) {
Ref<Image> panorama = sky_bake_panorama(env->sky, env->bg_energy, p_bake_irradiance, p_size);
if (use_ambient_light) {
for (int x = 0; x < p_size.width; x++) {
for (int y = 0; y < p_size.height; y++) {
panorama->set_pixel(x, y, ambient_color.lerp(panorama->get_pixel(x, y), ambient_color_sky_mix));
}
}
}
return panorama;
} else {
const float bg_energy = env->bg_energy;
Color panorama_color = ((environment_background == RS::ENV_BG_CLEAR_COLOR) ? storage->get_default_clear_color() : env->bg_color);
panorama_color = panorama_color.to_linear();
panorama_color.r *= bg_energy;
panorama_color.g *= bg_energy;
panorama_color.b *= bg_energy;
if (use_ambient_light) {
panorama_color = ambient_color.lerp(panorama_color, ambient_color_sky_mix);
}
Ref<Image> panorama;
panorama.instantiate();
panorama->create(p_size.width, p_size.height, false, Image::FORMAT_RGBAF);
panorama->fill(panorama_color);
return panorama;
}
return Ref<Image>();
}
////////////////////////////////////////////////////////////
RID RendererSceneRenderRD::fog_volume_instance_create(RID p_fog_volume) {
FogVolumeInstance fvi;
fvi.volume = p_fog_volume;
return fog_volume_instance_owner.make_rid(fvi);
}
void RendererSceneRenderRD::fog_volume_instance_set_transform(RID p_fog_volume_instance, const Transform3D &p_transform) {
FogVolumeInstance *fvi = fog_volume_instance_owner.get_or_null(p_fog_volume_instance);
ERR_FAIL_COND(!fvi);
fvi->transform = p_transform;
}
void RendererSceneRenderRD::fog_volume_instance_set_active(RID p_fog_volume_instance, bool p_active) {
FogVolumeInstance *fvi = fog_volume_instance_owner.get_or_null(p_fog_volume_instance);
ERR_FAIL_COND(!fvi);
fvi->active = p_active;
}
RID RendererSceneRenderRD::fog_volume_instance_get_volume(RID p_fog_volume_instance) const {
FogVolumeInstance *fvi = fog_volume_instance_owner.get_or_null(p_fog_volume_instance);
ERR_FAIL_COND_V(!fvi, RID());
return fvi->volume;
}
Vector3 RendererSceneRenderRD::fog_volume_instance_get_position(RID p_fog_volume_instance) const {
FogVolumeInstance *fvi = fog_volume_instance_owner.get_or_null(p_fog_volume_instance);
ERR_FAIL_COND_V(!fvi, Vector3());
return fvi->transform.get_origin();
}
////////////////////////////////////////////////////////////
RID RendererSceneRenderRD::reflection_atlas_create() {
ReflectionAtlas ra;
ra.count = GLOBAL_GET("rendering/reflections/reflection_atlas/reflection_count");
ra.size = GLOBAL_GET("rendering/reflections/reflection_atlas/reflection_size");
if (is_clustered_enabled()) {
ra.cluster_builder = memnew(ClusterBuilderRD);
ra.cluster_builder->set_shared(&cluster_builder_shared);
ra.cluster_builder->setup(Size2i(ra.size, ra.size), max_cluster_elements, RID(), RID(), RID());
} else {
ra.cluster_builder = nullptr;
}
return reflection_atlas_owner.make_rid(ra);
}
void RendererSceneRenderRD::reflection_atlas_set_size(RID p_ref_atlas, int p_reflection_size, int p_reflection_count) {
ReflectionAtlas *ra = reflection_atlas_owner.get_or_null(p_ref_atlas);
ERR_FAIL_COND(!ra);
if (ra->size == p_reflection_size && ra->count == p_reflection_count) {
return; //no changes
}
if (ra->cluster_builder) {
// only if we're using our cluster
ra->cluster_builder->setup(Size2i(ra->size, ra->size), max_cluster_elements, RID(), RID(), RID());
}
ra->size = p_reflection_size;
ra->count = p_reflection_count;
if (ra->reflection.is_valid()) {
//clear and invalidate everything
RD::get_singleton()->free(ra->reflection);
ra->reflection = RID();
RD::get_singleton()->free(ra->depth_buffer);
ra->depth_buffer = RID();
for (int i = 0; i < ra->reflections.size(); i++) {
ra->reflections.write[i].data.clear_reflection_data();
if (ra->reflections[i].owner.is_null()) {
continue;
}
reflection_probe_release_atlas_index(ra->reflections[i].owner);
//rp->atlasindex clear
}
ra->reflections.clear();
}
}
int RendererSceneRenderRD::reflection_atlas_get_size(RID p_ref_atlas) const {
ReflectionAtlas *ra = reflection_atlas_owner.get_or_null(p_ref_atlas);
ERR_FAIL_COND_V(!ra, 0);
return ra->size;
}
////////////////////////
RID RendererSceneRenderRD::reflection_probe_instance_create(RID p_probe) {
ReflectionProbeInstance rpi;
rpi.probe = p_probe;
rpi.forward_id = _allocate_forward_id(FORWARD_ID_TYPE_REFLECTION_PROBE);
return reflection_probe_instance_owner.make_rid(rpi);
}
void RendererSceneRenderRD::reflection_probe_instance_set_transform(RID p_instance, const Transform3D &p_transform) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND(!rpi);
rpi->transform = p_transform;
rpi->dirty = true;
}
void RendererSceneRenderRD::reflection_probe_release_atlas_index(RID p_instance) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND(!rpi);
if (rpi->atlas.is_null()) {
return; //nothing to release
}
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(rpi->atlas);
ERR_FAIL_COND(!atlas);
ERR_FAIL_INDEX(rpi->atlas_index, atlas->reflections.size());
atlas->reflections.write[rpi->atlas_index].owner = RID();
rpi->atlas_index = -1;
rpi->atlas = RID();
}
bool RendererSceneRenderRD::reflection_probe_instance_needs_redraw(RID p_instance) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, false);
if (rpi->rendering) {
return false;
}
if (rpi->dirty) {
return true;
}
if (storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS) {
return true;
}
return rpi->atlas_index == -1;
}
bool RendererSceneRenderRD::reflection_probe_instance_has_reflection(RID p_instance) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, false);
return rpi->atlas.is_valid();
}
bool RendererSceneRenderRD::reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas) {
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(p_reflection_atlas);
ERR_FAIL_COND_V(!atlas, false);
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, false);
RD::get_singleton()->draw_command_begin_label("Reflection probe render");
if (storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS && atlas->reflection.is_valid() && atlas->size != 256) {
WARN_PRINT("ReflectionProbes set to UPDATE_ALWAYS must have an atlas size of 256. Please update the atlas size in the ProjectSettings.");
reflection_atlas_set_size(p_reflection_atlas, 256, atlas->count);
}
if (storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS && atlas->reflection.is_valid() && atlas->reflections[0].data.layers[0].mipmaps.size() != 8) {
// Invalidate reflection atlas, need to regenerate
RD::get_singleton()->free(atlas->reflection);
atlas->reflection = RID();
for (int i = 0; i < atlas->reflections.size(); i++) {
if (atlas->reflections[i].owner.is_null()) {
continue;
}
reflection_probe_release_atlas_index(atlas->reflections[i].owner);
}
atlas->reflections.clear();
}
if (atlas->reflection.is_null()) {
int mipmaps = MIN(sky.roughness_layers, Image::get_image_required_mipmaps(atlas->size, atlas->size, Image::FORMAT_RGBAH) + 1);
mipmaps = storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS ? 8 : mipmaps; // always use 8 mipmaps with real time filtering
{
//reflection atlas was unused, create:
RD::TextureFormat tf;
tf.array_layers = 6 * atlas->count;
tf.format = _render_buffers_get_color_format();
tf.texture_type = RD::TEXTURE_TYPE_CUBE_ARRAY;
tf.mipmaps = mipmaps;
tf.width = atlas->size;
tf.height = atlas->size;
tf.usage_bits = RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT | RD::TEXTURE_USAGE_SAMPLING_BIT | (_render_buffers_can_be_storage() ? RD::TEXTURE_USAGE_STORAGE_BIT : 0);
atlas->reflection = RD::get_singleton()->texture_create(tf, RD::TextureView());
}
{
RD::TextureFormat tf;
tf.format = RD::get_singleton()->texture_is_format_supported_for_usage(RD::DATA_FORMAT_D32_SFLOAT, RD::TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) ? RD::DATA_FORMAT_D32_SFLOAT : RD::DATA_FORMAT_X8_D24_UNORM_PACK32;
tf.width = atlas->size;
tf.height = atlas->size;
tf.usage_bits = RD::TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT | RD::TEXTURE_USAGE_SAMPLING_BIT;
atlas->depth_buffer = RD::get_singleton()->texture_create(tf, RD::TextureView());
}
atlas->reflections.resize(atlas->count);
for (int i = 0; i < atlas->count; i++) {
atlas->reflections.write[i].data.update_reflection_data(storage, atlas->size, mipmaps, false, atlas->reflection, i * 6, storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS, sky.roughness_layers, _render_buffers_get_color_format());
for (int j = 0; j < 6; j++) {
atlas->reflections.write[i].fbs[j] = reflection_probe_create_framebuffer(atlas->reflections.write[i].data.layers[0].mipmaps[0].views[j], atlas->depth_buffer);
}
}
Vector<RID> fb;
fb.push_back(atlas->depth_buffer);
atlas->depth_fb = RD::get_singleton()->framebuffer_create(fb);
}
if (rpi->atlas_index == -1) {
for (int i = 0; i < atlas->reflections.size(); i++) {
if (atlas->reflections[i].owner.is_null()) {
rpi->atlas_index = i;
break;
}
}
//find the one used last
if (rpi->atlas_index == -1) {
//everything is in use, find the one least used via LRU
uint64_t pass_min = 0;
for (int i = 0; i < atlas->reflections.size(); i++) {
ReflectionProbeInstance *rpi2 = reflection_probe_instance_owner.get_or_null(atlas->reflections[i].owner);
if (rpi2->last_pass < pass_min) {
pass_min = rpi2->last_pass;
rpi->atlas_index = i;
}
}
}
}
if (rpi->atlas_index != -1) { // should we fail if this is still -1 ?
atlas->reflections.write[rpi->atlas_index].owner = p_instance;
}
rpi->atlas = p_reflection_atlas;
rpi->rendering = true;
rpi->dirty = false;
rpi->processing_layer = 1;
rpi->processing_side = 0;
RD::get_singleton()->draw_command_end_label();
return true;
}
RID RendererSceneRenderRD::reflection_probe_create_framebuffer(RID p_color, RID p_depth) {
Vector<RID> fb;
fb.push_back(p_color);
fb.push_back(p_depth);
return RD::get_singleton()->framebuffer_create(fb);
}
bool RendererSceneRenderRD::reflection_probe_instance_postprocess_step(RID p_instance) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, false);
ERR_FAIL_COND_V(!rpi->rendering, false);
ERR_FAIL_COND_V(rpi->atlas.is_null(), false);
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(rpi->atlas);
if (!atlas || rpi->atlas_index == -1) {
//does not belong to an atlas anymore, cancel (was removed from atlas or atlas changed while rendering)
rpi->rendering = false;
return false;
}
if (storage->reflection_probe_get_update_mode(rpi->probe) == RS::REFLECTION_PROBE_UPDATE_ALWAYS) {
// Using real time reflections, all roughness is done in one step
atlas->reflections.write[rpi->atlas_index].data.create_reflection_fast_filter(storage, false);
rpi->rendering = false;
rpi->processing_side = 0;
rpi->processing_layer = 1;
return true;
}
if (rpi->processing_layer > 1) {
atlas->reflections.write[rpi->atlas_index].data.create_reflection_importance_sample(storage, false, 10, rpi->processing_layer, sky.sky_ggx_samples_quality);
rpi->processing_layer++;
if (rpi->processing_layer == atlas->reflections[rpi->atlas_index].data.layers[0].mipmaps.size()) {
rpi->rendering = false;
rpi->processing_side = 0;
rpi->processing_layer = 1;
return true;
}
return false;
} else {
atlas->reflections.write[rpi->atlas_index].data.create_reflection_importance_sample(storage, false, rpi->processing_side, rpi->processing_layer, sky.sky_ggx_samples_quality);
}
rpi->processing_side++;
if (rpi->processing_side == 6) {
rpi->processing_side = 0;
rpi->processing_layer++;
}
return false;
}
uint32_t RendererSceneRenderRD::reflection_probe_instance_get_resolution(RID p_instance) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, 0);
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(rpi->atlas);
ERR_FAIL_COND_V(!atlas, 0);
return atlas->size;
}
RID RendererSceneRenderRD::reflection_probe_instance_get_framebuffer(RID p_instance, int p_index) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, RID());
ERR_FAIL_INDEX_V(p_index, 6, RID());
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(rpi->atlas);
ERR_FAIL_COND_V(!atlas, RID());
return atlas->reflections[rpi->atlas_index].fbs[p_index];
}
RID RendererSceneRenderRD::reflection_probe_instance_get_depth_framebuffer(RID p_instance, int p_index) {
ReflectionProbeInstance *rpi = reflection_probe_instance_owner.get_or_null(p_instance);
ERR_FAIL_COND_V(!rpi, RID());
ERR_FAIL_INDEX_V(p_index, 6, RID());
ReflectionAtlas *atlas = reflection_atlas_owner.get_or_null(rpi->atlas);
ERR_FAIL_COND_V(!atlas, RID());
return atlas->depth_fb;
}
///////////////////////////////////////////////////////////
RID RendererSceneRenderRD::shadow_atlas_create() {
return shadow_atlas_owner.make_rid(ShadowAtlas());
}
void RendererSceneRenderRD::_update_shadow_atlas(ShadowAtlas *shadow_atlas) {
if (shadow_atlas->size > 0 && shadow_atlas->depth.is_null()) {
RD::TextureFormat tf;
tf.format = shadow_atlas->use_16_bits ? RD::DATA_FORMAT_D16_UNORM : RD::DATA_FORMAT_D32_SFLOAT;
tf.width = shadow_atlas->size;
tf.height = shadow_atlas->size;
tf.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
shadow_atlas->depth = RD::get_singleton()->texture_create(tf, RD::TextureView());
Vector<RID> fb_tex;
fb_tex.push_back(shadow_atlas->depth);
shadow_atlas->fb = RD::get_singleton()->framebuffer_create(fb_tex);
}
}
void RendererSceneRenderRD::shadow_atlas_set_size(RID p_atlas, int p_size, bool p_16_bits) {
ShadowAtlas *shadow_atlas = shadow_atlas_owner.get_or_null(p_atlas);
ERR_FAIL_COND(!shadow_atlas);
ERR_FAIL_COND(p_size < 0);
p_size = next_power_of_2(p_size);
if (p_size == shadow_atlas->size && p_16_bits == shadow_atlas->use_16_bits) {
return;
}
// erasing atlas
if (shadow_atlas->depth.is_valid()) {
RD::get_singleton()->free(shadow_atlas->depth);
shadow_atlas->depth = RID();
}
for (int i = 0; i < 4; i++) {
//clear subdivisions
shadow_atlas->quadrants[i].shadows.clear();
shadow_atlas->quadrants[i].shadows.resize(1 << shadow_atlas->quadrants[i].subdivision);
}
//erase shadow atlas reference from lights
for (const KeyValue<RID, uint32_t> &E : shadow_atlas->shadow_owners) {
LightInstance *li = light_instance_owner.get_or_null(E.key);
ERR_CONTINUE(!li);
li->shadow_atlases.erase(p_atlas);
}
//clear owners
shadow_atlas->shadow_owners.clear();
shadow_atlas->size = p_size;
shadow_atlas->use_16_bits = p_16_bits;
}
void RendererSceneRenderRD::shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision) {
ShadowAtlas *shadow_atlas = shadow_atlas_owner.get_or_null(p_atlas);
ERR_FAIL_COND(!shadow_atlas);
ERR_FAIL_INDEX(p_quadrant, 4);
ERR_FAIL_INDEX(p_subdivision, 16384);
uint32_t subdiv = next_power_of_2(p_subdivision);
if (subdiv & 0xaaaaaaaa) { //sqrt(subdiv) must be integer
subdiv <<= 1;
}
subdiv = int(Math::sqrt((float)subdiv));
//obtain the number that will be x*x
if (shadow_atlas->quadrants[p_quadrant].subdivision == subdiv) {
return;
}
//erase all data from quadrant
for (int i = 0; i < shadow_atlas->quadrants[p_quadrant].shadows.size(); i++) {
if (shadow_atlas->quadrants[p_quadrant].shadows[i].owner.is_valid()) {
shadow_atlas->shadow_owners.erase(shadow_atlas->quadrants[p_quadrant].shadows[i].owner);
LightInstance *li = light_instance_owner.get_or_null(shadow_atlas->quadrants[p_quadrant].shadows[i].owner);
ERR_CONTINUE(!li);
li->shadow_atlases.erase(p_atlas);
}
}
shadow_atlas->quadrants[p_quadrant].shadows.clear();
shadow_atlas->quadrants[p_quadrant].shadows.resize(subdiv * subdiv);
shadow_atlas->quadrants[p_quadrant].subdivision = subdiv;
//cache the smallest subdiv (for faster allocation in light update)
shadow_atlas->smallest_subdiv = 1 << 30;
for (int i = 0; i < 4; i++) {
if (shadow_atlas->quadrants[i].subdivision) {
shadow_atlas->smallest_subdiv = MIN(shadow_atlas->smallest_subdiv, shadow_atlas->quadrants[i].subdivision);
}
}
if (shadow_atlas->smallest_subdiv == 1 << 30) {
shadow_atlas->smallest_subdiv = 0;
}
//resort the size orders, simple bublesort for 4 elements..
int swaps = 0;
do {
swaps = 0;
for (int i = 0; i < 3; i++) {
if (shadow_atlas->quadrants[shadow_atlas->size_order[i]].subdivision < shadow_atlas->quadrants[shadow_atlas->size_order[i + 1]].subdivision) {