Implemented basic functionality for interaction with editables.

Bullshit/new_packedscene.tscn

@@ -1,6 +1,21 @@
-[gd_scene load_steps=3 format=2]
+[gd_scene load_steps=4 format=2]
 
-[ext_resource path="res://production/blueprints/mannequin/mat.tres" type="Material" id=1]
+[sub_resource type="Shader" id=3]
+code = "shader_type spatial;
+render_mode blend_mix, depth_draw_opaque, unshaded, depth_test_disable;
+
+
+void fragment() {
+	//ALBEDO = vec3(0.8, 0.2, 0.2);
+	float depth = texture(DEPTH_TEXTURE, SCREEN_UV).r;
+	float weight = clamp((depth - FRAGCOORD.z) * 1000000000.0, 0.0, 0.5);
+	vec3 screen_color = texture(SCREEN_TEXTURE, SCREEN_UV).rgb;
+	ALBEDO = mix(vec3(0.8, 1.2, 0.2), screen_color, weight);
+}"
+
+[sub_resource type="ShaderMaterial" id=4]
+render_priority = 1
+shader = SubResource( 3 )
 
 [sub_resource type="ArrayMesh" id=2]
 surfaces/0 = {
@@ -16,6 +31,9 @@ surfaces/0 = {
 }
 
 [node name="TestCapsule" type="MeshInstance" groups=["SummerDaySpatialTransform"]]
-material_override = ExtResource( 1 )
+material_override = SubResource( 4 )
 mesh = SubResource( 2 )
 material/0 = null
+
+[node name="CSGSphere" type="CSGSphere" parent="."]
+transform = Transform( 4.9, 0, 0, 0, 3.64893, 0, 0, 0, 4.84088, -0.126031, -0.175355, -8.52605 )

addons/summer_day/data/blueprint/editable.gd

@@ -3,23 +3,17 @@ extends Resource
 class_name SummerDayEditable
 
 
-var priority = 0
+var preference_number = 0
-var modifier_layer = 0
-var selected = false
 
 
-func _check_for_selection(event: InputEvent): # Virtual.
+func _check_for_selection_candidate(event: InputEvent) -> bool: # Virtual.
-	pass
-
-
-func _interact(event: InputEvent): # Virtual.
-	pass
-
-
-func _update_table(table: Image): # Virtual.
-	pass
-
-
-func _is_point_included(point: Vector2) -> bool: # Virtual.
 	return false
-	
+
+
+# Returns false if input was potentially meant for a different editable.
+func _interact(event: InputEvent) -> bool: # Virtual.
+	return false
+
+
+func _update_table(table: SummerDayTable): # Virtual.
+	pass

addons/summer_day/data/blueprint/template_editables/tube.gd

@@ -3,22 +3,36 @@ extends SummerDayEditable
 class_name SummerDayEditableTube
 
 
-func _check_for_selection(event: InputEvent): # Virtual.
+export(PoolVector2Array) var vertices = PoolVector2Array([
-	pass
+	Vector2(-0.4, -0.4),
-
+	Vector2(0.1, -0.4),
-
+	Vector2(0.1, 0.1),
-func _interact(event: InputEvent): # Virtual.
+	Vector2(-0.4, 0.1),
-	pass
+	
-
+	Vector2(-0.1, -0.1),
-
+	Vector2(0.4, -0.1),
-func update_table():
+	Vector2(0.4, 0.4),
-	pass # TODO: Do I even need this?!
+	Vector2(-0.1, 0.4),
-
+	])
-
+
-func _update_table(table: Image): # Virtual.
+
-	pass
+
-
+func _check_for_selection_candidate(event: InputEvent) -> bool: # Virtual.
-
+	if event is InputEventMouseButton:
-func _is_point_included(point: Vector2) -> bool: # Virtual.
+		if event.button_index == BUTTON_LEFT and event.pressed:
-	return false
+			return _is_point_included(event.position)
+	return false
+
+
+func _interact(event: InputEvent) -> bool: # Virtual.
+	return false
+
+
+func _update_table(table: SummerDayTable): # Virtual.
+	pass
+
+
+func _is_point_included(point: Vector2) -> bool: # Private.
+	var convex_hull = Geometry.convex_hull_2d(vertices)
+	return Geometry.is_point_in_polygon(point, convex_hull)
 	

addons/summer_day/data/document/cell.gd

@@ -5,7 +5,18 @@ class_name SummerDayCell
 
 export(Array, Resource) var editable_list := []
 
+var selected = []
+
 
 func _pass_input(event: InputEvent): # Virtual.
-	for i in editable_list:
+	var block_selection = false
-		i._check_for_selection(event)
+	if selected.size() == 1:
+		var success = selected[0]._interact(event)
+		if success:
+			block_selection = true
+	if !block_selection:
+		selected.clear()
+		for i in editable_list:
+			if i._check_for_selection_candidate(event):
+				selected.append(i)
+				print("YOU CLICKED!!")

addons/summer_day/user_interface/canvas/canvas.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=8 format=2]
+[gd_scene load_steps=11 format=2]
 
 [ext_resource path="res://addons/summer_day/user_interface/canvas/canvas.gd" type="Script" id=1]
 [ext_resource path="res://addons/summer_day/user_interface/canvas/mesh_container.gd" type="Script" id=2]
+[ext_resource path="res://addons/summer_day/user_interface/canvas/rendering/interaction_hint.gd" type="Script" id=3]
 
 [sub_resource type="StyleBoxFlat" id=3]
 bg_color = Color( 0.180392, 0.172549, 0.203922, 1 )
@@ -24,6 +25,22 @@ environment = SubResource( 1 )
 [sub_resource type="CanvasItemMaterial" id=5]
 blend_mode = 3
 
+[sub_resource type="Shader" id=6]
+code = "shader_type spatial;
+render_mode blend_mix, depth_draw_opaque, unshaded, depth_test_disable;
+
+
+void fragment() {
+	float depth = texture(DEPTH_TEXTURE, SCREEN_UV).r;
+	float weight = clamp((FRAGCOORD.z - depth) * float(0xFFFFFF), 0.0, 0.66);
+	vec3 screen_color = texture(SCREEN_TEXTURE, SCREEN_UV).rgb;
+	ALBEDO = mix(ALBEDO, screen_color, weight);
+}"
+
+[sub_resource type="ShaderMaterial" id=7]
+render_priority = 1
+shader = SubResource( 6 )
+
 [node name="Canvas" type="PanelContainer"]
 anchor_right = 1.0
 anchor_bottom = 1.0
@@ -85,6 +102,10 @@ invert_enable = true
 invert_border = 1000.0
 polygon = PoolVector2Array( 0, 0, 1.77778, 0, 1.77778, 1, 0, 1 )
 
+[node name="InteractionHint" type="ImmediateGeometry" parent="Render/RenderLayer"]
+material_override = SubResource( 7 )
+script = ExtResource( 3 )
+
 [node name="ForegroundLayer" type="Viewport" parent="Render" groups=["SummerDayCanvasTransform"]]
 size = Vector2( 998, 574 )
 transparent_bg = true
@@ -93,8 +114,6 @@ usage = 0
 render_target_update_mode = 3
 gui_disable_input = true
 
-[node name="EditHints" type="ImmediateGeometry" parent="Render/ForegroundLayer"]
-
 [node name="Label" type="Label" parent="Render"]
 margin_right = 40.0
 margin_bottom = 14.0

addons/summer_day/user_interface/canvas/rendering/interaction_hint.gd

@@ -0,0 +1,38 @@
+tool
+extends ImmediateGeometry
+class_name SummerDayInteractionHint
+
+
+var canvas_state: SummerDayCanvasState # Provided through Canvas.
+
+
+func draw_dot(position: Vector3, color: Color):
+	var transformed_position = canvas_state.clip_space_view_transform.xform(
+		position
+	)
+	
+	var radius = 3.0
+	var vertex_count = 12.0
+	
+	begin(Mesh.PRIMITIVE_TRIANGLE_FAN)
+	set_color(color)
+	for i in range(vertex_count):
+		var weight = i / vertex_count
+		var offset = Vector3(sin(weight * TAU), cos(weight * TAU), 0.0)
+		add_vertex(transformed_position + offset)
+	end()
+
+
+func draw_line(position_1: Vector3, position_2: Vector3, color: Color):
+	var transformed_position_1 = canvas_state.clip_space_view_transform.xform(
+		position_1
+	)
+	var transformed_position_2 = canvas_state.clip_space_view_transform.xform(
+		position_2
+	)
+	
+	begin(Mesh.PRIMITIVE_LINES)
+	set_color(color)
+	add_vertex(transformed_position_1)
+	add_vertex(transformed_position_2)
+	end()

addons/summer_day/utilities/summer_day_globals.gd

@@ -0,0 +1,4 @@
+extends Node
+
+
+#var canvas_state: SummerDayCanvasState

project.godot

@@ -94,6 +94,11 @@ _global_script_classes=[ {
 "language": "GDScript",
 "path": "res://addons/summer_day/tools/canvas/general_use/hand.gd"
 }, {
+"base": "ImmediateGeometry",
+"class": "SummerDayInteractionHint",
+"language": "GDScript",
+"path": "res://addons/summer_day/user_interface/canvas/rendering/interaction_hint.gd"
+}, {
 "base": "Control",
 "class": "SummerDayMainScreen",
 "language": "GDScript",
@@ -202,6 +207,7 @@ _global_script_class_icons={
 "SummerDayEditableTube": "",
 "SummerDayFreeTransformCanvasTool": "",
 "SummerDayHandCanvasTool": "",
+"SummerDayInteractionHint": "",
 "SummerDayMainScreen": "",
 "SummerDayMathHelper": "",
 "SummerDayMatrix4": "",