#!BPY
"""
Name: 'Empty-Tracking Camera'
Blender: 246
Group: 'Add'
Tooltip: 'A simple target-tracking camera'
"""
__author__= "Adhi Hargo"
__url__= ["blender.org", "adhihargo.net", "blenderindonesia.org"]
__version__= "1.00"

__bpydoc__= """
"""

from Blender import Camera, Constraint, Mathutils, Mesh, Object, Scene, Window
from Blender.Mathutils import Vector, Rand

def main():
    scn = Scene.GetCurrent()
    scn.objects.selected = []
    add_camera(scn)
    Window.RedrawAll(1)

def assign_constraints(cam_obj, trg_obj):
    cam_obj.constraints.append(Constraint.Type.TRACKTO)
    cam_track = cam_obj.constraints[-1]
    cam_track.name = 'Melacak'
    cam_track[Constraint.Settings.TARGET] = trg_obj
    cam_track[Constraint.Settings.BONE] = 'Target'
    cam_track[Constraint.Settings.TRACK] = Constraint.Settings.TRACKNEGZ
    cam_track[Constraint.Settings.UP] = Constraint.Settings.UPY

def add_camera(scn):
    cx, cy, cz = Window.GetCursorPos()
    
    # Target
    trg_obj = scn.objects.new('Empty')
    trg_obj.setName('T_ETCamera')
    trg_obj.nameMode = True
    trg_obj.setLocation(cx, cy, cz)
    trg_obj.setEuler(0, 0, 0)
    trg_obj.emptyShape = Object.EmptyShapes.AXES
    scn.objects.selected = []

    # Camera
    cam_data = Camera.New('persp', 'ETCamera')
    cam_data.drawPassepartout = True
    cam_data.alpha = 0.8
    # 
    cam_obj = scn.objects.new(cam_data, 'ETCamera')
    cam_obj.setEuler(cx, cy, cz)
    cam_obj.setLocation(cx + 5, cy - 5, cz + 5) # Kalau tanpa kursor kamera
    cam_obj.nameMode = True
    print(dir(cam_data))

    assign_constraints(cam_obj, trg_obj)

    scn.objects.camera = cam_obj
    scn.objects.active = cam_obj

    scn.update()
    Window.PoseMode(1)
    
main()