117 lines
3.8 KiB
GDScript
117 lines
3.8 KiB
GDScript
extends Node3D
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@export var particle_count: int = 100
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@onready var particles: GPUParticles3D = $GPUParticles3D
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func _ready():
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print("Spray Emitter Ready!")
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$SprayButton.button_pressed.connect(emit_particles)
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setup_particles()
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func emit_particles():
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print("Emittiere ", particle_count, " Seifenblasen!")
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particles.emitting = true
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particles.restart()
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func setup_particles():
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# Anzahl der Partikel
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particles.amount = particle_count
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particles.lifetime = 45.0
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particles.one_shot = true
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particles.explosiveness = 0.2
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particles.visibility_aabb = AABB(Vector3(-50, -50, -50), Vector3(100, 100, 100))
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# WICHTIG: Fixed FPS für gleichmäßige Bewegung
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particles.fixed_fps = 60
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particles.interpolate = true
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# Process Material
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var material = ParticleProcessMaterial.new()
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# Emission - größerer Radius für mehr Abstand
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material.emission_shape = ParticleProcessMaterial.EMISSION_SHAPE_SPHERE
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material.emission_sphere_radius = 8.0 # Größer = mehr Abstand zwischen Partikeln
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# Initial velocity
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material.initial_velocity_min = 0.2
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material.initial_velocity_max = 0.3
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material.direction = Vector3(0, 0, 0)
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material.spread = 180.0
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# Schwerkraft
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material.gravity = Vector3(0, -3.5, 0) # Sanft nach unten
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# Größe - jetzt runde Kugeln statt Tropfen
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material.scale_min = 0.5
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material.scale_max = 1.0
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# WICHTIG: Aspect Ratio für runde Kugeln (nicht länglich)
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material.scale_curve = null # Keine Größenänderung über Zeit
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# Luftwiderstand
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material.damping_min = 2.0
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material.damping_max = 4.0
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# Turbulenz
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material.turbulence_enabled = true
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material.turbulence_noise_strength = 0.3
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material.turbulence_noise_scale = 5.0
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material.turbulence_noise_speed = Vector3(0.1, 0.1, 0.1)
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material.turbulence_influence_min = 0.05
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material.turbulence_influence_max = 0.1
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# Farbe - transparent
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material.color = Color(0.3, 0.8, 1.0, 0.3) # Hellblau
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particles.process_material = material
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# Sphere Mesh - RUND, nicht länglich
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var sphere_mesh = SphereMesh.new()
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sphere_mesh.radial_segments = 32 # Mehr Segmente = glatter
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sphere_mesh.rings = 16
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sphere_mesh.radius = 1.0 # Wird durch scale_min/max skaliert
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sphere_mesh.height = 2.0 # radius * 2 = perfekte Kugel
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# Material für Seifenblasen
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var sphere_material = StandardMaterial3D.new()
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# Transparenz
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sphere_material.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
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sphere_material.blend_mode = BaseMaterial3D.BLEND_MODE_MIX
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sphere_material.depth_draw_mode = BaseMaterial3D.DEPTH_DRAW_OPAQUE_ONLY
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sphere_material.cull_mode = BaseMaterial3D.CULL_BACK
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# Farbe - durchsichtig mit leichtem Schimmer
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sphere_material.albedo_color = Color(0.796, 0.937, 0.996, 0.188) # Sehr transparent!
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sphere_material.emission_enabled = true
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sphere_material.emission = Color(0.4, 0.694, 0.953, 0.2) # bläulich Leuchten
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sphere_material.emission_energy_multiplier = 0.15
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# Reflexionen - wie echte Seifenblasen
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sphere_material.metallic = 0.0
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sphere_material.roughness = 0.1 # Sehr glatt = starke Reflexionen
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sphere_material.specular_mode = BaseMaterial3D.SPECULAR_SCHLICK_GGX
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# Refraktion (Lichtbrechung) für Glaseffekt
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sphere_material.refraction_enabled = true
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sphere_material.refraction_scale = 0.1
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sphere_material.refraction_texture_channel = BaseMaterial3D.TEXTURE_CHANNEL_GREEN
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# Rim Lighting - leuchtende Kanten wie bei Seifenblasen
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sphere_material.rim_enabled = true
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sphere_material.rim = 0.8
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sphere_material.rim_tint = 0.5
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# Fresnel - mehr Reflexion an den Rändern
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sphere_material.clearcoat_enabled = true
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sphere_material.clearcoat = 0.3
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sphere_material.clearcoat_roughness = 0.01
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# WICHTIG: Nicht Unshaded, damit Reflexionen funktionieren
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sphere_material.shading_mode = BaseMaterial3D.SHADING_MODE_PER_PIXEL
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sphere_mesh.material = sphere_material
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particles.draw_pass_1 = sphere_mesh
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particles.draw_passes = 1
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print("Seifenblasen-Setup abgeschlossen!")
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