proper blitting without texture attachment added - need to redo and refactor the stuff in pipeline

src/scripts/demos/simple_000.lua

@@ -70,13 +70,20 @@ local w = pw.window.new()
 -- set title
 w.title = "pixwerx 0.1"
 
+-- set size
+w.size = pw.size.new(800,600)
+-- move window
+w.position = pw.point.new(100,100)
+
+
 local pl = pw.pipeline.new()
-if pl:create(pw.size.new(800,600)) then
+if pl:create(w.client_size) then
     print("pipeline ok")
 else
     print("pipeline failed")
 end
 
+
 -- setup a lua callback function
 w.on_update = function(self)
 
@@ -84,11 +91,6 @@ w.on_update = function(self)
     -- print("test on update",w.position.x,w.position.y,pw.timer.now)
 end
 
--- set size
-w.size = pw.size.new(800,600)
--- move window
-w.position = pw.point.new(100,100)
-
 local ds = pw.display:all()
 for i = 1,#ds do
     print("display ",i,ds[i].name)