feat: laid out "add primitive" buttons

assets/icons/noise.svg

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
+   version="1.1"
+   id="svg1"
+   inkscape:version="1.4.2 (ebf0e940d0, 2025-05-08)"
+   sodipodi:docname="noise.svg"
+   inkscape:export-filename="../../project/assets/icons/plane.svg"
+   inkscape:export-xdpi="96"
+   inkscape:export-ydpi="96"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   xmlns:svg="http://www.w3.org/2000/svg">
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+</svg>

assets/icons/plane.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
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+   height="16.933332mm"
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+   inkscape:export-ydpi="96"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
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+     inkscape:groupmode="layer"
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+       id="path1" />
+  </g>
+</svg>

assets/icons/plus.svg

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
+   version="1.1"
+   id="svg1"
+   inkscape:version="1.4.2 (ebf0e940d0, 2025-05-08)"
+   sodipodi:docname="plus.svg"
+   inkscape:export-filename="../../project/assets/icons/plus.svg"
+   inkscape:export-xdpi="96"
+   inkscape:export-ydpi="96"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
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+</svg>

assets/icons/point.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
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+   height="16.933332mm"
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+   inkscape:version="1.4.2 (ebf0e940d0, 2025-05-08)"
+   sodipodi:docname="point.svg"
+   inkscape:export-filename="../../project/assets/icons/point.svg"
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+   inkscape:export-ydpi="96"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#ffffff"
+     bordercolor="#999999"
+     borderopacity="1"
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+       id="path2"
+       cx="8.4666662"
+       cy="13.327331"
+       rx="7.1002803"
+       ry="1.6905428" />
+    <path
+       style="fill:none;stroke:#5cb863;stroke-width:1;stroke-linecap:butt;stroke-opacity:1;paint-order:fill markers stroke"
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+       sodipodi:nodetypes="ccc" />
+    <circle
+       style="fill:#5cb863;stroke-width:4.99999;stroke-linecap:round;paint-order:fill markers stroke"
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+       cx="8.4666662"
+       cy="3.1389923"
+       r="1.1270286" />
+  </g>
+</svg>

project/assets/icons/noise.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
+   version="1.1"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <g
+     id="layer1">
+    <path
+       style="fill:none;stroke:#5cb863;stroke-width:1;paint-order:fill markers stroke"
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+       id="path1" />
+  </g>
+</svg>

project/assets/icons/noise.svg.import

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+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://d1te42w7wpkrx"
+path="res://.godot/imported/noise.svg-9d5c97a404080be8eefda3e4fb7ca376.ctex"
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+}
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+mipmaps/generate=false
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+process/channel_remap/green=1
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+process/channel_remap/alpha=3
+process/fix_alpha_border=true
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+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
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+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

project/assets/icons/plane.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
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+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <g
+     id="layer1">
+    <path
+       style="fill:none;stroke:#5cb863;stroke-width:0.999997;paint-order:fill markers stroke"
+       d="M 1.2118472,11.43966 H 15.721485 L 13.155597,6.9954128 H 3.8836985 Z"
+       id="path1" />
+  </g>
+</svg>

project/assets/icons/plane.svg.import

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+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bl3gn6qruuy8w"
+path="res://.godot/imported/plane.svg-408b84b2b3f5a78a3f7e786990573f38.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
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+source_file="res://assets/icons/plane.svg"
+dest_files=["res://.godot/imported/plane.svg-408b84b2b3f5a78a3f7e786990573f38.ctex"]
+
+[params]
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+compress/lossy_quality=0.7
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+compress/rdo_quality_loss=0.0
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+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

project/assets/icons/plus.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
+   version="1.1"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <g
+     id="layer1">
+    <rect
+       style="fill:#969696;fill-opacity:1;stroke:none;stroke-width:5;stroke-linecap:round;paint-order:fill markers stroke"
+       id="rect1"
+       width="3.4427652"
+       height="12.431063"
+       x="6.7452841"
+       y="2.2511349"
+       ry="0.49476871" />
+    <rect
+       style="fill:#969696;fill-opacity:1;stroke:none;stroke-width:5;stroke-linecap:round;paint-order:fill markers stroke"
+       id="rect2"
+       width="3.4427652"
+       height="12.431063"
+       x="6.7452841"
+       y="-14.682198"
+       ry="0.49476871"
+       transform="rotate(90)" />
+  </g>
+</svg>

project/assets/icons/plus.svg.import

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+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bb0mnjwx58nt3"
+path="res://.godot/imported/plus.svg-7395cd59506febf409a5c6656903f8e9.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/icons/plus.svg"
+dest_files=["res://.godot/imported/plus.svg-7395cd59506febf409a5c6656903f8e9.ctex"]
+
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+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
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+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

project/assets/icons/point.svg

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16.933332mm"
+   height="16.933332mm"
+   viewBox="0 0 16.933332 16.933332"
+   version="1.1"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <g
+     id="layer1">
+    <ellipse
+       style="fill:#5cb863;stroke-width:5;stroke-linecap:round;paint-order:fill markers stroke"
+       id="path2"
+       cx="8.4666662"
+       cy="13.327331"
+       rx="7.1002803"
+       ry="1.6905428" />
+    <path
+       style="fill:none;stroke:#5cb863;stroke-width:1;stroke-linecap:butt;stroke-opacity:1;paint-order:fill markers stroke"
+       d="M 1.7611743,13.530197 8.4331835,3.0939113 15.150273,13.462575"
+       id="path3" />
+    <circle
+       style="fill:#5cb863;stroke-width:4.99999;stroke-linecap:round;paint-order:fill markers stroke"
+       id="path1"
+       cx="8.4666662"
+       cy="3.1389923"
+       r="1.1270286" />
+  </g>
+</svg>

project/assets/icons/point.svg.import

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+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://b8hetdn3d3ysr"
+path="res://.godot/imported/point.svg-e68fd7c1e788d2c48d769cc58eba6e98.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/icons/point.svg"
+dest_files=["res://.godot/imported/point.svg-e68fd7c1e788d2c48d769cc58eba6e98.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

project/scenes/editor.tscn

@@ -3,6 +3,9 @@
 [ext_resource type="PackedScene" uid="uid://cnux2fqne284i" path="res://objects/primitive_nodes/point_primitive_node.tscn" id="1_b1cmn"]
 [ext_resource type="PackedScene" uid="uid://wkqhvjnxs2mx" path="res://objects/terrain_chunk.tscn" id="1_pxqd5"]
 [ext_resource type="Theme" uid="uid://dh5hqcu3vyhrh" path="res://editor_theme.tres" id="3_ba0ut"]
+[ext_resource type="Texture2D" uid="uid://bb0mnjwx58nt3" path="res://assets/icons/plus.svg" id="4_q68jb"]
+[ext_resource type="Texture2D" uid="uid://bl3gn6qruuy8w" path="res://assets/icons/plane.svg" id="4_xg7d5"]
+[ext_resource type="Texture2D" uid="uid://d1te42w7wpkrx" path="res://assets/icons/noise.svg" id="5_eqbpn"]
 
 [sub_resource type="PointPrimitive" id="PointPrimitive_pxqd5"]
 slope = -0.7
@@ -120,6 +123,9 @@ func _unhandled_input(event: InputEvent) -> void:
 		global_position = (global_position - pivot).normalized() * distance + pivot
 "
 
+[sub_resource type="CompressedTexture2D" id="CompressedTexture2D_xg7d5"]
+load_path = "res://.godot/imported/point.svg-e68fd7c1e788d2c48d769cc58eba6e98.ctex"
+
 [node name="Editor" type="Node3D" unique_id=1027707839]
 
 [node name="TerrainMeshEditor" type="TerrainMeshEditor" parent="." unique_id=1382595562]
@@ -161,17 +167,44 @@ grow_horizontal = 2
 grow_vertical = 2
 current_tab = 0
 
-[node name="MarginContainer" type="MarginContainer" parent="LeftPanel/TabContainer" unique_id=1533578826]
+[node name="Layers" type="VBoxContainer" parent="LeftPanel/TabContainer" unique_id=138865385]
 layout_mode = 2
-size_flags_horizontal = 3
-size_flags_vertical = 3
 metadata/_tab_index = 0
 
-[node name="Tree" type="PrimitiveLayerList" parent="LeftPanel/TabContainer/MarginContainer" unique_id=797700186 node_paths=PackedStringArray("terrain")]
+[node name="Tree" type="PrimitiveLayerList" parent="LeftPanel/TabContainer/Layers" unique_id=797700186 node_paths=PackedStringArray("terrain")]
 layout_mode = 2
+size_flags_vertical = 3
 columns = 4
-drop_mode_flags = 2
-select_mode = 1
 terrain = NodePath("../../../../TerrainMeshEditor")
 
+[node name="HBoxContainer" type="HBoxContainer" parent="LeftPanel/TabContainer/Layers" unique_id=702489990]
+layout_mode = 2
+size_flags_vertical = 8
+alignment = 1
+
+[node name="TextureRect" type="TextureRect" parent="LeftPanel/TabContainer/Layers/HBoxContainer" unique_id=1669840346]
+custom_minimum_size = Vector2(32, 32)
+layout_mode = 2
+texture = ExtResource("4_q68jb")
+expand_mode = 2
+stretch_mode = 4
+
+[node name="AddPointPrimitive" type="Button" parent="LeftPanel/TabContainer/Layers/HBoxContainer" unique_id=535482641]
+custom_minimum_size = Vector2(32, 32)
+layout_mode = 2
+icon = SubResource("CompressedTexture2D_xg7d5")
+expand_icon = true
+
+[node name="AddPlanePrimitive" type="Button" parent="LeftPanel/TabContainer/Layers/HBoxContainer" unique_id=287076599]
+custom_minimum_size = Vector2(32, 32)
+layout_mode = 2
+icon = ExtResource("4_xg7d5")
+expand_icon = true
+
+[node name="AddNoisePrimitive" type="Button" parent="LeftPanel/TabContainer/Layers/HBoxContainer" unique_id=769590598]
+custom_minimum_size = Vector2(32, 32)
+layout_mode = 2
+icon = ExtResource("5_eqbpn")
+expand_icon = true
+
 [connection signal="primitives_changed" from="TerrainMeshEditor" to="TerrainMeshEditor" method="_on_primitives_changed"]