feat: new models, fixed popup containers

assets/materials/mat_fluid.tres

@@ -0,0 +1,12 @@
+[gd_resource type="ShaderMaterial" format=3 uid="uid://dl0lyxgl6wmtp"]
+
+[ext_resource type="Shader" uid="uid://djb4t6pw03tow" path="res://shaders/fluid.gdshader" id="1_6yqam"]
+
+[resource]
+resource_local_to_scene = true
+render_priority = 0
+shader = ExtResource("1_6yqam")
+shader_parameter/albedo_color = Color(0, 0, 0, 1)
+shader_parameter/fill = 0.0
+shader_parameter/wave_intensity = 0.0
+shader_parameter/remap_for_mesh = false

assets/materials/mat_glass.tres

@@ -6,3 +6,7 @@ transparency = 4
 cull_mode = 2
 albedo_color = Color(0.9063318, 0.9063318, 0.9063318, 0.25)
 roughness = 0.0
+rim_enabled = true
+rim = 0.05
+clearcoat_enabled = true
+refraction_scale = -0.22

assets/materials/mat_metal.tres

@@ -4,3 +4,7 @@
 albedo_color = Color(0.5689727, 0.56897277, 0.5689727, 1)
 metallic = 1.0
 roughness = 0.59
+anisotropy_enabled = true
+anisotropy = 0.4
+ao_light_affect = 1.0
+stencil_flags = 2