Page 1105 - Chief Architect Reference Manual
P. 1105

Adjust Sunlight Dialog



                                                                       •  Specify the Tilt Angle, which is the angle
                                                                          of the sunlight with respect to the hori-
                                                                          zon. A value of 90° means that the light
                                                                          points straight up, while a value of -90°
                                                                          means that the light points straight down.
                                                                          0° is parallel to the horizon.
                                                                       •  Specify the Direction Angle, which is
                                                                          the direction that the sunlight points
                                                                          toward. 0° is measured horizontally on
                                                                          screen, pointing to the right. Positive val-
                                                                          ues rotate in a counter-clockwise direc-
                                                                          tion from there, while negative values
                                                                          rotate clockwise.
                                                                       •  Click the Reset to Defaults button to
                                1   Select Use Generic Sun to represent   apply the Generic Sun settings in the
                                    the sun in the currently active 3D view   default Adjust Sunlight dialog to the
                               using the settings that follow.            Generic Sun in the current view.
                               •  Use the Intensity slider bar or text field   2  Select Use Sun Angle to represent the
                                  to control how bright the Generic Sun    sun using a light source defined by a
                                  light appears.                       Sun Angle   . Not available unless one or
                               •  Click the Color bar to define the color of   more Sun Angles are present in the plan and
                                  the light being modeled. Colored sunlight   is not an option in the Generic Sun Defaults
                                  may be used to achieve special lighting   dialog. See “Sun Angles and Shadows” on
                                  effects, but may alter the appearance of   page 1098.
                                  your material colors and textures.
                                                                       •  Select a Sun Angle from the drop-down
                               •  Check Sun Follows Camera to adjust      list to serve as the source of sunlight in
                                  the position of the Generic Sun so that it   the currently active 3D view.
                                  is always behind the camera, illuminating   •  Click the Edit button to open the Sun
                                  surfaces in the view. When this is      Angle Specification dialog for the
                                  checked, the Tilt and Direction Angle set-  selected Sun Angle.
                                  tings that follow are disabled.
                                                                       By default, the Generic Sun light color is
                                                                       pure white, which has the least effect on the
                                Note: If Use Generated Sky is in use as the  appearance of material colors and textures.
                                backdrop in the current view and Sun Follows
                                Camera  is  checked,  the  Generated  Sky  will  See “Materials” on page 1011.
                                not update if the camera is moved.









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