add snow coverage to tea material

core/daynight/environment_manager.gd

@@ -135,7 +135,7 @@ func _apply_dynamic_environment_materials(node: Node) -> void:
 	if node.is_in_group("weather_node"):
 		_apply_weather_overlay_to_node(node, WEATHER_SHADER)
 
-	if node.is_in_group("weather_vegetables_node"):
+	if _should_clear_weather_overlay(node):
 		_clear_weather_overlay_from_node(node)
 
 func ApplyWindNoiseToMaterials():
@@ -162,10 +162,11 @@ func ApplyWeatherShaderToMaterials():
 		_apply_weather_overlay_to_node(node, WEATHER_SHADER)
 
 	for node in get_tree().get_nodes_in_group("weather_vegetables_node"):
+		if _should_clear_weather_overlay(node):
 			_clear_weather_overlay_from_node(node)
 
 func _apply_weather_overlay_to_node(node: Node, material: Material) -> void:
-	if node.is_in_group("weather_vegetables_node"):
+	if _should_clear_weather_overlay(node):
 		_clear_weather_overlay_from_node(node)
 		return
 
@@ -210,6 +211,9 @@ func _shader_material_uses_alpha_texture(material: ShaderMaterial) -> bool:
 
 	return material.shader.code.find("alpha_texture") != -1
 
+func _should_clear_weather_overlay(node: Node) -> bool:
+	return node.is_in_group("weather_vegetables_node")
+
 func select_day_time(normalized_time: float) -> void:
 	#set show_day_time_debug = true to show debug on screen
 	#normalized_time is a value between 0 and 1; the time of the day is calculate as "normalized_time" * 1440; day_time is the step to pass from sunrise, to day, to sunset, to night

core/daynight/grass_leaves.gdshader

@@ -33,7 +33,8 @@ uniform vec4 variance_color : source_color = vec4(0.3, 0.5, 0.2, 1.0); // Colore
 uniform float variance_intensity : hint_range(0.0, 1.0) = 0.4; // Quanto si vedono le chiazze
 
 uniform vec4 snow_color : source_color = vec4(0.85, 0.9, 0.95, 1.0);
-uniform float snow_visibility : hint_range(0.0, 1.0) = 1.0;
+uniform float snow_visibility : hint_range(0.0, 3.0) = 1.0;
+uniform float snow_coverage : hint_range(0.05, 1.0) = 0.35;
 
 // --- CONTROLLO GRADIENTE E RANDOM ---
 uniform float height_min = 0.0;
@@ -135,8 +136,10 @@ void fragment() {
 	float snow_amount = smoothstep(0.0, 1.0, get_snow_progress());
 	
 	float top_mask = 1.0 - shifted_uv.y; 
-	float snow_mask = smoothstep(0.65, 1.0, top_mask) * snow_amount * snow_visibility;
+	float snow_start = 1.0 - clamp(snow_coverage, 0.05, 1.0);
+	float snow_mask = smoothstep(snow_start, 1.0, top_mask) * snow_amount * snow_visibility;
 	snow_mask *= step(0.01, snow_amount);
+	snow_mask = clamp(snow_mask, 0.0, 1.0);
 	
 	vec3 dark_snow = snow_color.rgb * (1.0 - shadow_intensity);
 	vec3 shaded_snow = mix(dark_snow, snow_color.rgb, v_shade_factor);

tgcc/chunk/countryside/scene/tea/chunk_country_tea_empty.tscn

@@ -32,10 +32,11 @@ shader_parameter/variance_scale = 0.3
 shader_parameter/variance_color = Color(0.3019608, 0.5019608, 0.2, 1)
 shader_parameter/variance_intensity = 0.400000019
 shader_parameter/snow_color = Color(0.85, 0.9, 0.95, 1)
-shader_parameter/snow_visibility = 1.0
+shader_parameter/snow_visibility = 2.0
+shader_parameter/snow_coverage = 0.85
 shader_parameter/height_min = 0.0
-shader_parameter/height_max = 30.0
-shader_parameter/shadow_intensity = 1.0
+shader_parameter/height_max = 5.0
+shader_parameter/shadow_intensity = 0.6000000285
 shader_parameter/highlight_intensity = 0.0
 shader_parameter/light_steps = 8.50000035625
 shader_parameter/random_mix = 0.0150000007125
@@ -85,7 +86,7 @@ surface_material_override/0 = ExtResource("3_h7374")
 [node name="grass_001" parent="." index="3" unique_id=1653206836]
 surface_material_override/0 = ExtResource("4_aco6i")
 
-[node name="Tea2" type="Node3D" parent="." index="4" unique_id=515491080 groups=["weather_vegetables_node"]]
+[node name="Tea2" type="Node3D" parent="." index="4" unique_id=515491080 groups=["weather_node"]]
 
 [node name="tea_plane" type="MeshInstance3D" parent="Tea2" index="0" unique_id=1884512502]
 transform = Transform3D(1, 0, 0, 0, -4.371139e-08, -1, 0, 1, -4.371139e-08, 0, 0, 0)

tgcc/chunk/countryside/scene/tea/chunk_country_tea_end_03.tscn

@@ -164,14 +164,14 @@ material_override = ExtResource("8_klscp")
 cast_shadow = 0
 multimesh = SubResource("MultiMesh_2xngq")
 
-[node name="Tea2" type="Node3D" parent="." index="9" unique_id=153529085 groups=["weather_vegetables_node"]]
+[node name="Tea2" type="Node3D" parent="." index="9" unique_id=153529085 groups=["weather_node"]]
 
 [node name="tea_plane" type="MeshInstance3D" parent="Tea2" index="0" unique_id=1170491878]
 transform = Transform3D(1, 0, 0, 0, -4.371139e-08, -1, 0, 1, -4.371139e-08, 0, 0, 0)
 visible = false
 mesh = SubResource("PlaneMesh_ny8qj")
 
-[node name="bush" type="MultiMeshInstance3D" parent="Tea2" index="1" unique_id=763333607 groups=["weather_vegetables_node"]]
+[node name="bush" type="MultiMeshInstance3D" parent="Tea2" index="1" unique_id=763333607 groups=["weather_node"]]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.36843967, 0)
 material_override = ExtResource("14_820gh")
 cast_shadow = 0

tgcc/chunk/countryside/scene/tea/river/chunk_river_tea_curve_3.tscn

@@ -207,13 +207,13 @@ scala_correzione_xz = 4.955
 scala_correzione_y = 5.945
 altezza_massima = 2.0
 
-[node name="tea_big" parent="." index="12" unique_id=1080521676 groups=["weather_vegetables_node"] instance=ExtResource("19_5lxs6")]
+[node name="tea_big" parent="." index="12" unique_id=1080521676 groups=["weather_node"] instance=ExtResource("19_5lxs6")]
 transform = Transform3D(-4.371139e-08, 0, -0.8607846, 0, 1, 0, 1, 0, -3.762609e-08, 6.137363, 0, 0.21655339)
 
-[node name="tea_medium" parent="." index="13" unique_id=774250378 groups=["weather_vegetables_node"] instance=ExtResource("20_v5b08")]
+[node name="tea_medium" parent="." index="13" unique_id=774250378 groups=["weather_node"] instance=ExtResource("20_v5b08")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 0.8468988, -4.717209, 0, -5.866095)
 
-[node name="tea_small" parent="." index="14" unique_id=738556947 groups=["weather_vegetables_node"] instance=ExtResource("21_1bp38")]
+[node name="tea_small" parent="." index="14" unique_id=738556947 groups=["weather_node"] instance=ExtResource("21_1bp38")]
 transform = Transform3D(-3.4182502e-08, 0, -1, 0, 1, 0, 0.7820045, 0, -4.371139e-08, 1.4791412, 0, -5.8110795)
 
 [node name="Node3D" type="Node3D" parent="." index="15" unique_id=1498631029]

tgcc/chunk/countryside/scene/tea/river/chunk_river_tea_straight_5.tscn

@@ -206,8 +206,8 @@ scala_correzione_xz = 4.955
 scala_correzione_y = 5.945
 altezza_massima = 2.0
 
-[node name="tea_small" parent="." index="12" unique_id=738556947 groups=["weather_vegetables_node"] instance=ExtResource("13_oha7e")]
+[node name="tea_small" parent="." index="12" unique_id=738556947 groups=["weather_node"] instance=ExtResource("13_oha7e")]
 transform = Transform3D(-2.958303e-08, 0, -1, 0, 1, 0, 0.6767808, 0, -4.371139e-08, -6.1359725, 0, 5.9230976)
 
-[node name="tea_small2" parent="." index="13" unique_id=1500366807 groups=["weather_vegetables_node"] instance=ExtResource("13_oha7e")]
+[node name="tea_small2" parent="." index="13" unique_id=1500366807 groups=["weather_node"] instance=ExtResource("13_oha7e")]
 transform = Transform3D(-2.958303e-08, 0, -1, 0, 1, 0, 0.6767808, 0, -4.371139e-08, 5.933122, 0, -5.890115)

tgcc/chunk/prop/tea/Tea.tres

@@ -20,10 +20,11 @@ shader_parameter/variance_scale = 0.3
 shader_parameter/variance_color = Color(0.3019608, 0.5019608, 0.2, 1)
 shader_parameter/variance_intensity = 0.400000019
 shader_parameter/snow_color = Color(0.85, 0.9, 0.95, 1)
-shader_parameter/snow_visibility = 1.0
+shader_parameter/snow_visibility = 2.1670001029325
+shader_parameter/snow_coverage = 0.5660000252550601
 shader_parameter/height_min = 0.0
-shader_parameter/height_max = 30.0
-shader_parameter/shadow_intensity = 1.0
+shader_parameter/height_max = 5.0
+shader_parameter/shadow_intensity = 0.6000000285
 shader_parameter/highlight_intensity = 0.0
 shader_parameter/light_steps = 8.50000035625
 shader_parameter/random_mix = 0.0150000007125