Addition of FogVolumes, FogShaders, FogMaterial, and overhaul of VolumetricFog

Co-authored-by: Brian Semrau <brian.semrau@gmail.com>

1 files changed, 6 insertions, 3 deletions

diff --git a/servers/rendering/renderer_rd/renderer_scene_environment_rd.h b/servers/rendering/renderer_rd/renderer_scene_environment_rd.h
index bc47abbff5..ec9cb4a798 100644
--- a/servers/rendering/renderer_rd/renderer_scene_environment_rd.h
+++ b/servers/rendering/renderer_rd/renderer_scene_environment_rd.h
@@ -79,13 +79,16 @@ public:
 	///
 	bool volumetric_fog_enabled = false;
 	float volumetric_fog_density = 0.01;
-	Color volumetric_fog_light = Color(0, 0, 0);
-	float volumetric_fog_light_energy = 0.0;
+	Color volumetric_fog_scattering = Color(1, 1, 1);
+	Color volumetric_fog_emission = Color(0, 0, 0);
+	float volumetric_fog_emission_energy = 0.0;
+	float volumetric_fog_anisotropy = 0.2;
 	float volumetric_fog_length = 64.0;
 	float volumetric_fog_detail_spread = 2.0;
 	float volumetric_fog_gi_inject = 0.0;
 	bool volumetric_fog_temporal_reprojection = true;
 	float volumetric_fog_temporal_reprojection_amount = 0.9;
+	float volumetric_fog_ambient_inject = 0.0;
 
 	/// Glow
 
@@ -146,7 +149,7 @@ public:
 	void set_glow(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);
 	void set_sdfgi(bool p_enable, RS::EnvironmentSDFGICascades 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);
 	void set_fog(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);
-	void set_volumetric_fog(bool p_enable, float p_density, const Color &p_light, float p_light_energy, float p_length, float p_detail_spread, float p_gi_inject, bool p_temporal_reprojection, float p_temporal_reprojection_amount);
+	void set_volumetric_fog(bool p_enable, float p_density, const Color &p_scatterin, 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);
 	void set_ssr(bool p_enable, int p_max_steps, float p_fade_int, float p_fade_out, float p_depth_tolerance);
 	void set_ssao(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);
 };