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fix snow and rain for grass

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This commit is contained in:
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():
var weather_shader = preload("res://core/daynight/weather_overlay.tres")
for node in get_tree().get_nodes_in_group("weather_node"):
if node is GeometryInstance3D:
node.material_overlay = weather_shader
@@ -97,14 +96,17 @@ func ApplyWeatherShaderToMaterials():
for child in node.get_children():
if child is GeometryInstance3D:
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"):
if node is GeometryInstance3D:
node.material_overlay = weather_shader
node.material_overlay = weather_plain_shader
else:
for child in node.get_children():
if child is GeometryInstance3D:
child.material_overlay = weather_shader
child.material_overlay = weather_plain_shader
break
func select_day_time(normalized_time: float) -> void:
#set show_day_time_debug = true to show debug on screen

18
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 vec2 global_wind_direction;
//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 ---
uniform bool billboard_enabled = true;
@@ -110,9 +113,18 @@ void fragment() {
// Applichiamo la variazione al colore finale dell'erba
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 snow_mask = smoothstep(1.0 - global_snow_amount, 1.2 - global_snow_amount, top_mask);
snow_mask *= step(0.01, global_snow_amount);
float snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask);
snow_mask *= step(0.01, snow_amount);
vec3 dark_snow = snow_color.rgb * (1.0 - shadow_intensity);
vec3 shaded_snow = mix(dark_snow, snow_color.rgb, v_shade_factor);

36
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_strength;
global uniform float global_wind_fade;
/*
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;
global uniform vec4 global_snow_color;
global uniform vec4 global_snow_color;*/
global uniform float global_rain_intensity;
uniform sampler2D wind_noise : filter_linear_mipmap;
@@ -87,23 +88,24 @@ void fragment() {
vec2 shifted_uv = UV + texture_offset;
vec4 tex = texture(alpha_texture, shifted_uv);
// Snow accumulation
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);
}
//// Snow accumulation
//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 snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask);
//snow_mask *= step(0.01, snow_amount);
float top_mask = 1.0 - shifted_uv.y;
float snow_mask = smoothstep(1.0 - snow_amount, 1.2 - snow_amount, top_mask);
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
float rain_int = clamp(global_rain_intensity, 0.0, 1.0);

14
core/daynight/weather_overlay.tres
View File

@@ -5,3 +5,17 @@
[resource]
render_priority = 0
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
@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_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
@@ -109,7 +109,7 @@ extends Resource
#Storm settings (applied on top of rain when storm is active)
@export_group("Storm")
@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
@export_group("Lightning and Thunders")