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fix snow and rain for grass

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Overside srl
2026-04-23 15:29:03 +02:00
parent 8b2cbab23b
commit 35618b5656
5 changed files with 57 additions and 27 deletions
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8
core/daynight/environment_manager.gd
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@@ -89,7 +89,6 @@ func _apply_wind_noise_to_node(node: Node, noise_tex: Texture2D) -> void:
func ApplyWeatherShaderToMaterials(): func ApplyWeatherShaderToMaterials():
var weather_shader = preload("res://core/daynight/weather_overlay.tres") var weather_shader = preload("res://core/daynight/weather_overlay.tres")
for node in get_tree().get_nodes_in_group("weather_node"): for node in get_tree().get_nodes_in_group("weather_node"):
if node is GeometryInstance3D: if node is GeometryInstance3D:
node.material_overlay = weather_shader node.material_overlay = weather_shader
@@ -97,14 +96,17 @@ func ApplyWeatherShaderToMaterials():
for child in node.get_children(): for child in node.get_children():
if child is GeometryInstance3D: if child is GeometryInstance3D:
child.material_overlay = weather_shader child.material_overlay = weather_shader
break
var weather_plain_shader = preload("res://core/daynight/weather_plain_shader.tres")
for node in get_tree().get_nodes_in_group("weather_vegetables_node"): for node in get_tree().get_nodes_in_group("weather_vegetables_node"):
if node is GeometryInstance3D: if node is GeometryInstance3D:
node.material_overlay = weather_shader node.material_overlay = weather_plain_shader
else: else:
for child in node.get_children(): for child in node.get_children():
if child is GeometryInstance3D: if child is GeometryInstance3D:
child.material_overlay = weather_shader child.material_overlay = weather_plain_shader
break
func select_day_time(normalized_time: float) -> void: func select_day_time(normalized_time: float) -> void:
#set show_day_time_debug = true to show debug on screen #set show_day_time_debug = true to show debug on screen

20
core/daynight/grass_leaves.gdshader
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@@ -8,7 +8,10 @@ global uniform float global_wind_speed;
global uniform float global_wind_strength; global uniform float global_wind_strength;
global uniform vec2 global_wind_direction; global uniform vec2 global_wind_direction;
//global uniform sampler2D global_wind_noise : filter_linear_mipmap; //global uniform sampler2D global_wind_noise : filter_linear_mipmap;
global uniform float global_snow_amount; global uniform float global_snow_start_time;
global uniform float global_snow_accumulation_speed;
global uniform float global_snow_melt_time;
global uniform float global_snow_melt_speed;
// --- PARAMETRI ESTETICI --- // --- PARAMETRI ESTETICI ---
uniform bool billboard_enabled = true; uniform bool billboard_enabled = true;
@@ -109,10 +112,19 @@ void fragment() {
float noise_sample = texture(color_variance_noise, v_world_pos.xz * variance_scale).r; float noise_sample = texture(color_variance_noise, v_world_pos.xz * variance_scale).r;
// Applichiamo la variazione al colore finale dell'erba // Applichiamo la variazione al colore finale dell'erba
vec3 varied_grass_color = mix(v_final_color, variance_color.rgb, noise_sample * variance_intensity); vec3 varied_grass_color = mix(v_final_color, variance_color.rgb, noise_sample * variance_intensity);
float snow_amount = 0.0;
if (global_snow_start_time >= 0.0) {
snow_amount = clamp((TIME - global_snow_start_time) * global_snow_accumulation_speed, 0.0, 1.0);
}
if (global_snow_melt_time >= 0.0) {
float melt = clamp((TIME - global_snow_melt_time) * global_snow_melt_speed, 0.0, 1.0);
snow_amount *= (1.0 - melt);
}
float top_mask = 1.0 - shifted_uv.y; float top_mask = 1.0 - shifted_uv.y;
float snow_mask = smoothstep(1.0 - global_snow_amount, 1.2 - global_snow_amount, top_mask); float snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask);
snow_mask *= step(0.01, global_snow_amount); snow_mask *= step(0.01, snow_amount);
vec3 dark_snow = snow_color.rgb * (1.0 - shadow_intensity); vec3 dark_snow = snow_color.rgb * (1.0 - shadow_intensity);
vec3 shaded_snow = mix(dark_snow, snow_color.rgb, v_shade_factor); vec3 shaded_snow = mix(dark_snow, snow_color.rgb, v_shade_factor);
@@ -131,4 +143,4 @@ void light() {
float shadow_factor = mix(1.0 - cast_shadow_strength, 1.0, ATTENUATION); float shadow_factor = mix(1.0 - cast_shadow_strength, 1.0, ATTENUATION);
float cutoff_mask = smoothstep(0.0, 0.05, ATTENUATION); float cutoff_mask = smoothstep(0.0, 0.05, ATTENUATION);
DIFFUSE_LIGHT += (shadow_factor * LIGHT_COLOR) * cutoff_mask; DIFFUSE_LIGHT += (shadow_factor * LIGHT_COLOR) * cutoff_mask;
} }

38
core/daynight/tree_leaves.gdshader
View File

@@ -6,11 +6,12 @@ global uniform vec2 global_wind_direction;
global uniform float global_wind_scale; global uniform float global_wind_scale;
global uniform float global_wind_strength; global uniform float global_wind_strength;
global uniform float global_wind_fade; global uniform float global_wind_fade;
/*
global uniform float global_snow_start_time; global uniform float global_snow_start_time;
global uniform float global_snow_accumulation_speed; global uniform float global_snow_accumulation_speed;
global uniform float global_snow_melt_time; global uniform float global_snow_melt_time;
global uniform float global_snow_melt_speed; global uniform float global_snow_melt_speed;
global uniform vec4 global_snow_color; global uniform vec4 global_snow_color;*/
global uniform float global_rain_intensity; global uniform float global_rain_intensity;
uniform sampler2D wind_noise : filter_linear_mipmap; uniform sampler2D wind_noise : filter_linear_mipmap;
@@ -87,24 +88,25 @@ void fragment() {
vec2 shifted_uv = UV + texture_offset; vec2 shifted_uv = UV + texture_offset;
vec4 tex = texture(alpha_texture, shifted_uv); vec4 tex = texture(alpha_texture, shifted_uv);
// Snow accumulation //// Snow accumulation
float snow_amount = 0.0; //float snow_amount = 0.0;
if (global_snow_start_time >= 0.0) { //if (global_snow_start_time >= 0.0) {
snow_amount = clamp((TIME - global_snow_start_time) * global_snow_accumulation_speed, 0.0, 1.0); //snow_amount = clamp((TIME - global_snow_start_time) * global_snow_accumulation_speed, 0.0, 1.0);
} //}
if (global_snow_melt_time >= 0.0) { //if (global_snow_melt_time >= 0.0) {
float melt = clamp((TIME - global_snow_melt_time) * global_snow_melt_speed, 0.0, 1.0); //float melt = clamp((TIME - global_snow_melt_time) * global_snow_melt_speed, 0.0, 1.0);
snow_amount *= (1.0 - melt); //snow_amount *= (1.0 - melt);
} //}
//
float top_mask = 1.0 - shifted_uv.y; //float top_mask = 1.0 - shifted_uv.y;
float snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask); //float snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask);
snow_mask *= step(0.01, snow_amount); //snow_mask *= step(0.01, snow_amount);
vec3 dark_snow = global_snow_color.rgb * (1.0 - shadow_intensity);
vec3 shaded_snow = mix(dark_snow, global_snow_color.rgb, v_shade_factor);
vec3 final_albedo = mix(v_final_color, shaded_snow, snow_mask);
//vec3 dark_snow = global_snow_color.rgb * (1.0 - shadow_intensity);
//vec3 shaded_snow = mix(dark_snow, global_snow_color.rgb, v_shade_factor);
//vec3 final_albedo = mix(v_final_color, shaded_snow, snow_mask);
vec3 final_albedo = v_final_color;
// Rain wetness: darken and make shinier // Rain wetness: darken and make shinier
float rain_int = clamp(global_rain_intensity, 0.0, 1.0); float rain_int = clamp(global_rain_intensity, 0.0, 1.0);
final_albedo *= mix(1.0, 1.0 - wetness_darkening, rain_int); final_albedo *= mix(1.0, 1.0 - wetness_darkening, rain_int);

14
core/daynight/weather_overlay.tres
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@@ -5,3 +5,17 @@
[resource] [resource]
render_priority = 0 render_priority = 0
shader = ExtResource("1_weather") shader = ExtResource("1_weather")
shader_parameter/snow_noise_scale = 0.15
shader_parameter/snow_edge_softness = 0.2
shader_parameter/snow_roughness_variation = 0.15
shader_parameter/snow_color_variation = 0.05
shader_parameter/ripple_scale = 1.5
shader_parameter/ripple_speed = 2.0
shader_parameter/ripple_layers = 3.0
shader_parameter/streak_scale = 2.0
shader_parameter/streak_speed = 0.8
shader_parameter/wetness_darkening = 0.25
shader_parameter/wet_roughness = 0.05
shader_parameter/rain_normal_strength = 0.4
shader_parameter/puddle_noise_scale = 0.08
shader_parameter/puddle_threshold = 0.45

4
core/environment_config.gd
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@@ -100,7 +100,7 @@ extends Resource
#Rain weather settings #Rain weather settings
@export_group("Rain") @export_group("Rain")
@export var rain_mode_color: Color = Color(0.5, 0.6, 0.7, 1.0) #Sky/light darkening color during rain @export var rain_mode_color: Color = Color(0.85, 0.89, 0.93, 1.0) #Sky/light darkening color during rain
@export var rain_fade_time: float = 5.0 #Seconds for rain particles to fade in/out @export var rain_fade_time: float = 5.0 #Seconds for rain particles to fade in/out
@export var rain_audio_volume_db: float = -10.0 #Target rain loop volume in decibels @export var rain_audio_volume_db: float = -10.0 #Target rain loop volume in decibels
@export var puddle_form_time: float = 15.0 #Seconds for puddles to fully form @export var puddle_form_time: float = 15.0 #Seconds for puddles to fully form
@@ -109,7 +109,7 @@ extends Resource
#Storm settings (applied on top of rain when storm is active) #Storm settings (applied on top of rain when storm is active)
@export_group("Storm") @export_group("Storm")
@export var storm_rain_intensity_multiplier: float = 1.5 #Rain intensity target during storm (1.0 = normal rain) @export var storm_rain_intensity_multiplier: float = 1.5 #Rain intensity target during storm (1.0 = normal rain)
@export var storm_mode_color: Color = Color(0.476, 0.531, 0.639, 1.0) #Additional sky darkening color during storm @export var storm_mode_color: Color = Color(0.78, 0.83, 0.89, 1.0) #Additional sky darkening color during storm
#Lightning and thunder configuration #Lightning and thunder configuration
@export_group("Lightning and Thunders") @export_group("Lightning and Thunders")