updated checkerpick.lua test script, moved it into lib/demo

git-svn-id: svn://anubis/anaglym/trunk@322 99a6e188-d820-4881-8870-2d33a10e2619

tests/checkerpick.lua

@@ -1,25 +0,0 @@
-function init_event()
-    local checker_texture = ag.loadTexture("checker.jpg")
-    ground = ag.createBox(8, 8, 0.1, {static = true})
-    ground:setTexture(checker_texture)
-    ag.setCamera(10, -10, 10, 0, 0, 0)
-    hilite = ag.createBox(2, 2, 0.1, {static = true, enable_blending = true})
-    hilite:setColor(0.3, 0.5, 1)
-    hilite:setPosition(1, 1, 0.1)
-    hilite:setTransparency(0.4)
-
-    ag.setCursorVisible(true)
-end
-
-function mouse_motion_event(x, y, xrel, yrel)
-    local hit = ag.pickOne(x, y, ground)
-    if hit then
-        x = ground.pick_pos[1]
-        y = ground.pick_pos[2]
-        xp = 2 * math.floor(x / 2) + 1
-        yp = 2 * math.floor(y / 2) + 1
-        if xp >= -3 and xp <= 3 and yp >= -3 and yp <= 3 then
-            hilite:setPosition(xp, yp, 0.1)
-        end
-    end
-end