Added view_transform for spatial space.

Main.tscn

@@ -1,10 +1,11 @@
-[gd_scene load_steps=17 format=2]
+[gd_scene load_steps=20 format=2]
 
 [ext_resource path="res://TryingOutSomethingNew.gd" type="Script" id=1]
 [ext_resource path="res://Node2D.gd" type="Script" id=2]
 [ext_resource path="res://icon.png" type="Texture" id=3]
 [ext_resource path="res://addons/summer_day/interface/display.gd" type="Script" id=4]
 [ext_resource path="res://Bullshit/Main.gd" type="Script" id=5]
+[ext_resource path="res://addons/summer_day/tool/canvas/rendering/space_camera.gd" type="Script" id=6]
 
 [sub_resource type="Shader" id=1]
 code = "shader_type spatial;
@@ -37,7 +38,7 @@ shader = SubResource( 1 )
 shader_param/albedo = Color( 0.768627, 0.231373, 0.231373, 1 )
 shader_param/ha = null
 
-[sub_resource type="Image" id=15]
+[sub_resource type="Image" id=20]
 data = {
 "data": PoolByteArray( 0, 0, 128, 62, 0, 0, 0, 0, 0, 0, 0, 0, 154, 153, 25, 62, 0, 0, 0, 0, 0, 0, 128, 62, 0, 0, 0, 0, 154, 153, 25, 62, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63, 0, 0, 128, 62, 0, 0, 0, 0, 0, 0, 0, 0, 154, 153, 25, 190, 0, 0, 0, 0, 0, 0, 128, 62, 0, 0, 0, 0, 154, 153, 25, 190, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63 ),
 "format": "RGBAFloat",
@@ -49,7 +50,7 @@ data = {
 [sub_resource type="ImageTexture" id=16]
 flags = 0
 flags = 0
-image = SubResource( 15 )
+image = SubResource( 20 )
 size = Vector2( 8, 1 )
 
 [sub_resource type="CapsuleMesh" id=5]
@@ -63,6 +64,7 @@ code = "shader_type spatial;
 render_mode blend_mix,depth_draw_opaque,cull_disabled,skip_vertex_transform;
 
 
+uniform mat3 canvas_transform;
 uniform sampler2D table : hint_albedo;
 
 
@@ -82,34 +84,46 @@ void vertex() {
 		row1 = vec4(indx(1).x, indx(1).y, indx(1).z, indx(1).w);
 		row2 = vec4(indx(2).x, indx(2).y, indx(2).z, indx(2).w);
 		row3 = vec4(indx(3).x, indx(3).y, indx(3).z, indx(3).w);
-//		row0 = vec4(0.1, 0.0, 0.0, 0.0);
-//		row1 = vec4(0.0, 0.1, 0.0, 0.0);
-//		row2 = vec4(0.0, 0.0, 0.1, 0.0);
-//		row3 = vec4(0.0, 0.0, 0.0, 1.0);
 	}
 	else {
 		row0 = vec4(indx(4).x, indx(4).y, indx(4).z, indx(4).w);
 		row1 = vec4(indx(5).x, indx(5).y, indx(5).z, indx(5).w);
 		row2 = vec4(indx(6).x, indx(6).y, indx(6).z, indx(6).w);
 		row3 = vec4(indx(7).x, indx(7).y, indx(7).z, indx(7).w);
-//		row0 = vec4(0.1, 0.0, 0.0, 0.0);
-//		row1 = vec4(0.0, 0.1, 0.0, 0.0);
-//		row2 = vec4(0.0, 0.0, 0.1, 0.0);
-//		row3 = vec4(0.0, 0.0, 0.0, 1.0);
 	}
 	mat4 crank_matrix = mat4(row0, row1, row2, row3);
+	
+	
 	vec4 pre = vec4(VERTEX, 1.0) * crank_matrix;
-	POSITION = pre;
-	VERTEX = (pre / pre.w).xyz;
+	vec3 transformed_xy = vec3(pre.xy, 1.0) * transpose(canvas_transform);
+	vec4 post = vec4(transformed_xy.x, transformed_xy.y, pre.z, pre.w);
+	POSITION = post;
+	VERTEX = (post / post.w).xyz;
 }
 
 void fragment() {
 	ALBEDO = texture(table, UV).rgb;
 }"
 
+[sub_resource type="Image" id=21]
+data = {
+"data": PoolByteArray( 0, 0, 128, 62, 0, 0, 0, 0, 0, 0, 0, 0, 154, 153, 25, 62, 0, 0, 0, 0, 0, 0, 128, 62, 0, 0, 0, 0, 154, 153, 25, 62, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63, 0, 0, 128, 62, 0, 0, 0, 0, 0, 0, 0, 0, 154, 153, 25, 190, 0, 0, 0, 0, 0, 0, 128, 62, 0, 0, 0, 0, 154, 153, 25, 190, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 63 ),
+"format": "RGBAFloat",
+"height": 1,
+"mipmaps": false,
+"width": 8
+}
+
+[sub_resource type="ImageTexture" id=19]
+flags = 0
+flags = 0
+image = SubResource( 21 )
+size = Vector2( 8, 1 )
+
 [sub_resource type="ShaderMaterial" id=7]
 shader = SubResource( 6 )
-shader_param/table = SubResource( 16 )
+shader_param/canvas_transform = Basis( 0.0194222, -0.293236, -1.35872, -0.545418, -0.0361252, 0.406385, 0, 0, 1 )
+shader_param/table = SubResource( 19 )
 
 [sub_resource type="QuadMesh" id=8]
 
@@ -159,10 +173,8 @@ script = ExtResource( 1 )
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -25.8122, 0, 0 )
 
 [node name="Camera" type="Camera" parent="."]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 32.985 )
-projection = 1
-current = true
 size = 2.0
+script = ExtResource( 6 )
 
 [node name="Sprite" type="Sprite" parent="."]
 position = Vector2( 619.786, 73.103 )
@@ -174,7 +186,8 @@ visible = false
 opacity = 0.15
 texture = ExtResource( 3 )
 
-[node name="CSGBox" type="CSGMesh" parent="."]
+[node name="CSGBox" type="CSGMesh" parent="." groups=["ListenForTransformUpdate"]]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.401247, 0.829002, -0.735263 )
 mesh = SubResource( 5 )
 material = SubResource( 7 )
 

addons/summer_day/main_screen.gd

@@ -1,2 +1,7 @@
+tool
 extends Control
 class_name SummerDayMainScreen
+
+
+func _ready():
+	print(get_path())

addons/summer_day/tool/canvas/canvas.gd

@@ -13,13 +13,15 @@ func _ready():
 	tool_context.canvas_state = canvas_state
 	canvas_state.connect("view_transform_changed",
 	$Render/BackgroundLayer/EmptyCanvasLayer, "_on_view_transform_changed")
+	canvas_state.connect("clip_space_view_transform_changed",
+	self, "_on_clip_space_view_transform_changed")
 
 
 func _gui_input(event):
 	tool_pool.run_most_prior(event, tool_context)
 
 
-# _gui_input() cannot receive released event so we do this here.
+# _gui_input() cannot receive screen touch released event so we do this here.
 func _input(event):
 	if event is InputEventScreenTouch and !event.is_pressed():
 		tool_pool.run_most_prior(event, tool_context)
@@ -37,9 +39,24 @@ func _on_SummerDay_scene_changed(new_scene):
 
 func _on_Canvas_resized():
 	canvas_state.rect_size = rect_size
+	canvas_state.update_canvas_to_clip_space()
 	canvas_state.update_fill_transform(scene)
 
 
 func _on_scene_aspect_ratio_changed(new_aspect_ratio):
 	$Render/BackgroundLayer/EmptyCanvasLayer.update_size(scene)
 	canvas_state.update_fill_transform(scene)
+
+
+func _on_clip_space_view_transform_changed(new_transform):
+	var listeners = get_tree().get_nodes_in_group("ListenForTransformUpdate")
+	for i in listeners:
+		var basis = Basis(
+			Vector3(new_transform.x.x, new_transform.x.y, 0.0),
+			Vector3(new_transform.y.x, new_transform.y.y, 0.0),
+			Vector3(new_transform.origin.x, new_transform.origin.y, 1.0)
+		)
+		i.get_material().set_shader_param("canvas_transform", basis)
+		#print(i.get_material().get_shader_param("canvas_transform"))
+	
+	

addons/summer_day/tool/canvas/canvas_state.gd

@@ -4,12 +4,16 @@ class_name SummerDayCanvasState
 signal fill_transform_changed(fill_transform)
 signal canvas_transform_changed(canvas_transform)
 signal view_transform_changed(view_transform)
+signal clip_space_view_transform_changed(view_transform)
 
 var rect_size: Vector2
 
 var fill_transform := Transform2D.IDENTITY
 var canvas_transform := Transform2D.IDENTITY setget _set_canvas_transform
-var view_transform := Transform2D.IDENTITY # fill_transform * canvas_transform
+var view_transform := Transform2D.IDENTITY # canvas_transform * fill_transform
+
+var clip_space_view_transform := Transform2D.IDENTITY
+var canvas_to_clip_space := Transform2D.IDENTITY
 
 
 func _init():
@@ -44,8 +48,23 @@ func update_fill_transform(scene):
 	emit_signal("fill_transform_changed", fill_transform)
 
 
+func update_canvas_to_clip_space():
+	canvas_to_clip_space = Transform2D(
+		Vector2(2.0 / rect_size.x, 0.0),
+		Vector2(0.0, -2.0 / rect_size.y),
+		Vector2(-1.0, 1.0)
+	)
+
+
 func _update_view_transformation(transform):
 	view_transform = canvas_transform * fill_transform
+#	var off_view_transform = view_transform
+#	var offset = off_view_transform.origin
+#	off_view_transform.origin = Vector2.ZERO
+	clip_space_view_transform = canvas_to_clip_space * view_transform
+#	clip_space_view_transform.origin = offset
+	
+	emit_signal("clip_space_view_transform_changed", clip_space_view_transform)
 	emit_signal("view_transform_changed", view_transform)
 
 

addons/summer_day/tool/canvas/rendering/space_camera.gd

@@ -0,0 +1,25 @@
+tool
+extends Camera
+
+
+func _ready():
+	print("HowAboutNow?")
+	_on_view_transform_changed(Transform.IDENTITY)
+
+
+func _on_view_transform_changed(new_transform: Transform2D):
+	var tran = Transform.IDENTITY
+	tran.origin.y = 0.5
+	tran = tran.scaled(Vector3(0.2, 0.8, 1.0))
+	print(tran)
+	var rid = VisualServer.camera_create()
+	var basis_scale = tran.basis.get_scale()
+	var scale = lerp(basis_scale.x, basis_scale.y, 0.5)
+	VisualServer.camera_set_orthogonal(rid, 1.0 / scale, 0.0, 500.0)
+	VisualServer.camera_set_transform(rid, tran)#Transform(new_transform))
+	VisualServer.viewport_attach_camera(get_viewport().get_viewport_rid(), rid)
+	
+#	var tran = Transform2D.IDENTITY
+#	tran.y.y = -2.0
+#	get_viewport().global_canvas_transform = tran
+	pass

addons/summer_day/tool/tool_system/base_tool.gd

@@ -1,7 +1,6 @@
 extends Reference
 class_name SummerDayTool
 
-
 var priority = 0
 var modifier_layer = 0