From 78694d85425b35d2c6c0e0a4b0ef3e57375553c6 Mon Sep 17 00:00:00 2001
From: Juan Linietsky <reduzio@gmail.com>
Date: Sun, 22 Mar 2015 11:52:07 -0300
Subject: gui in 3D demo now uses area for input

---
 demos/viewport/gui_in_3d/gui_3d.gd  |  49 ++++++++++++++++++------------------
 demos/viewport/gui_in_3d/gui_3d.scn | Bin 3498 -> 4668 bytes
 2 files changed, 25 insertions(+), 24 deletions(-)

(limited to 'demos')

diff --git a/demos/viewport/gui_in_3d/gui_3d.gd b/demos/viewport/gui_in_3d/gui_3d.gd
index 5309db9acb..c2a9df0069 100644
--- a/demos/viewport/gui_in_3d/gui_3d.gd
+++ b/demos/viewport/gui_in_3d/gui_3d.gd
@@ -7,38 +7,39 @@ extends Spatial
 
 var prev_pos=null
 
-func _input(ev):
-	if (ev.type in [InputEvent.MOUSE_BUTTON,InputEvent.MOUSE_MOTION]):
-		var pos = ev.pos
-		var rfrom = get_node("camera").project_ray_origin(pos)
-		var rnorm = get_node("camera").project_ray_normal(pos)
+
+func _input( ev ):
+	#all other (non-mouse) events
+	if (not ev.type in [InputEvent.MOUSE_BUTTON,InputEvent.MOUSE_MOTION,InputEvent.SCREEN_DRAG,InputEvent.SCREEN_TOUCH]):	
+		get_node("viewport").input(ev)
 		
-		#simple collision test against aligned plane
-		#for game UIs of this kind consider more complex collision against plane
-		var p = Plane(Vector3(0,0,1),0).intersects_ray(rfrom,rnorm)
-		if (p==null):
-			return
-			
-		pos.x=(p.x+1.5)*100
-		pos.y=(-p.y+0.75)*100
-		ev.pos=pos
-		ev.global_pos=pos
-		if (prev_pos==null):
-			prev_pos=pos
-		if (ev.type==InputEvent.MOUSE_MOTION):
-			ev.relative_pos=pos-prev_pos
+	
+#mouse events for area
+func _on_area_input_event( camera, ev, click_pos, click_normal, shape_idx ):
+	
+	#use click pos (click in 3d space, convert to area space
+	var pos = get_node("area").get_global_transform().affine_inverse() * click_pos
+	#convert to 2D
+	pos = Vector2(pos.x,pos.y)
+	#convert to viewport coordinate system		
+	pos.x=(pos.x+1.5)*100
+	pos.y=(-pos.y+0.75)*100
+	#set to event
+	ev.pos=pos
+	ev.global_pos=pos
+	if (prev_pos==null):
 		prev_pos=pos
+	if (ev.type==InputEvent.MOUSE_MOTION):
+		ev.relative_pos=pos-prev_pos
+	prev_pos=pos
 		
 	get_node("viewport").input(ev)
-		
-		
+	
 	
 
 func _ready():
 	# Initalization here
-	get_node("quad").get_material_override().set_texture(FixedMaterial.PARAM_DIFFUSE, get_node("viewport").get_render_target_texture() )
+	get_node("area/quad").get_material_override().set_texture(FixedMaterial.PARAM_DIFFUSE, get_node("viewport").get_render_target_texture() )
 	set_process_input(true)
-	
 	pass
 
-
diff --git a/demos/viewport/gui_in_3d/gui_3d.scn b/demos/viewport/gui_in_3d/gui_3d.scn
index df8f7d6dc5..c69d4dc73f 100644
Binary files a/demos/viewport/gui_in_3d/gui_3d.scn and b/demos/viewport/gui_in_3d/gui_3d.scn differ
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