[Bf-committers] Camera view navigation rant
Damir Prebeg
blend.factory at gmail.com
Fri May 13 23:46:57 CEST 2011
Tried but I get linker error:
LINK : fatal error LNK1181: cannot open input file
'..\..\lib\Release\bf_editor_space_view3d.lib'
On 13 May 2011 20:23, Campbell Barton <ideasman42 at gmail.com> wrote:
> Patch for camera view locking.
> Access from View panel under the "Lock to Cursor" button,
>
> http://codereview.appspot.com/4528068/
>
> On Wed, Apr 27, 2011 at 6:22 AM, Damir Prebeg <blend.factory at gmail.com> wrote:
>> Actually, IMHO Blender has the best 3D view navigation on the market
>> and I simply love it. I realize that and I cry every time when I have
>> to manipulate some other 3D App views.
>> I don't mind to have a set of widgets that would help, but current
>> shortcut key based navigation is priceless.
>> Only thing that I would like to have is ability to manipulate with cam
>> (or object) view in the same way as I manipulate with every other
>> view.
>>
>> On 27 April 2011 08:01, Daniel Salazar - 3Developer.com
>> <zanqdo at gmail.com> wrote:
>>> Yes Ive been thinking in something like that, I think the navigation
>>> is overall too hard and hotkey oriented, lots of local rotations and
>>> grabs without the widgets there to help. I wonder if we could design a
>>> set of in camera view widgets?
>>>
>>> Daniel Salazar
>>> 3Developer.com
>>>
>>>
>>>
>>> On Tue, Apr 26, 2011 at 11:59 PM, Damir Prebeg <blend.factory at gmail.com> wrote:
>>>> How bout a pin icon in one corner of camera view so when activated,
>>>> cam view (or any object view) would act as regular view?
>>>> And ALT could be a shortcut key that would temporary glue cam to the
>>>> view (Alt+MMB would rotate cam, CTRL+ALT+MMB would move camera forward
>>>> or backward and SHIFT+ALT+MMB would pan camera?)
>>>>
>>>> On 27 April 2011 07:36, Mats Holmberg <mats.holmberg at 2me.fi> wrote:
>>>>> And if this would work for the camera, then it should also work for anything else (lamps mainly). The script didn't work for me on osx - the view is not locked to the camera view and trackballing around loses the camera lock alltogether =)
>>>>>
>>>>> Cheers,
>>>>> -mats
>>>>>
>>>>> On 27.4.2011, at 1.39, Daniel Salazar - 3Developer.com wrote:
>>>>>
>>>>>> @dfelinto(pto): nope, it would need to *stay* in camera view when panning
>>>>>> and dollying around :)
>>>>>>
>>>>>> Daniel Salazar
>>>>>> 3Developer.com
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Apr 26, 2011 at 12:58 PM, Dalai Felinto <dfelinto at gmail.com> wrote:
>>>>>>>> Below you can find some code for (...) Lock camera to view.
>>>>>>> Isn't this what Ctrl+Alt+Numpad0 do? (align camera to view -- which
>>>>>>> even takes care of non-perspective views)
>>>>>>>
>>>>>>> On my understanding what people are ranting is for the lack of options
>>>>>>> to move while "inside" the camera mode.
>>>>>>>
>>>>>>> --
>>>>>>> Dalai
>>>>>>>
>>>>>>> 2011/4/26 bartius crouch <bartius.crouch at gmail.com>:
>>>>>>>>> Also a lock camera to view option would be great so we can just move
>>>>>>>>> the camera like we move any other viewport
>>>>>>>>
>>>>>>>> Like Campbell said, that isn't very hard to do in python. Below you can find
>>>>>>>> some code for it.
>>>>>>>> Copy the text below into the text-editor, Run Script (alt+P), go to 3d-view,
>>>>>>>> search (spacebar) for Lock camera to view.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> import bpy
>>>>>>>> import mathutils
>>>>>>>>
>>>>>>>>
>>>>>>>> class ModalOperator(bpy.types.Operator):
>>>>>>>> '''Move camera along with the viewport'''
>>>>>>>> bl_idname = "view3d.lock_camera"
>>>>>>>> bl_label = "Lock camera to view"
>>>>>>>>
>>>>>>>> @classmethod
>>>>>>>> def poll(cls, context):
>>>>>>>> camera = context.scene.camera
>>>>>>>> if not camera:
>>>>>>>> return(False)
>>>>>>>> return(camera.name in context.scene.objects)
>>>>>>>>
>>>>>>>> def modal(self, context, event):
>>>>>>>> camera = context.scene.camera
>>>>>>>> rv3d = context.space_data.region_3d
>>>>>>>>
>>>>>>>> # rotation + location
>>>>>>>> camera.matrix_world = rv3d.view_matrix.copy().inverted()
>>>>>>>>
>>>>>>>> # override location to take view_distance into account
>>>>>>>> rotation = rv3d.view_matrix.copy().to_3x3().inverted()
>>>>>>>> z_normal = mathutils.Vector([0.0, 0.0, 1.0]) * rotation
>>>>>>>> camera.location = rv3d.view_location + (rv3d.view_distance *
>>>>>>>> z_normal)
>>>>>>>>
>>>>>>>> # handle events
>>>>>>>> if event.type in ['LEFTMOUSE', 'NUMPAD_ENTER', 'RET']:
>>>>>>>> context.area.header_text_set()
>>>>>>>> return {'FINISHED'}
>>>>>>>> elif event.type == 'ESC':
>>>>>>>> camera.matrix_world = self.camera_matrix
>>>>>>>> context.area.header_text_set()
>>>>>>>> return {'CANCELLED'}
>>>>>>>>
>>>>>>>> return {'PASS_THROUGH'}
>>>>>>>>
>>>>>>>> def invoke(self, context, event):
>>>>>>>> context.window_manager.modal_handler_add(self)
>>>>>>>> self.camera_matrix = context.scene.camera.matrix_world.copy()
>>>>>>>> context.space_data.region_3d.view_perspective = 'PERSP'
>>>>>>>> context.area.header_text_set("ESC to cancel, ENTER or LMB to
>>>>>>>> confirm")
>>>>>>>> return {'RUNNING_MODAL'}
>>>>>>>>
>>>>>>>>
>>>>>>>> def register():
>>>>>>>> bpy.utils.register_class(ModalOperator)
>>>>>>>>
>>>>>>>>
>>>>>>>> def unregister():
>>>>>>>> bpy.utils.unregister_class(ModalOperator)
>>>>>>>>
>>>>>>>>
>>>>>>>> if __name__ == "__main__":
>>>>>>>> register()
>>>>>>> _______________________________________________
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>
>
>
> --
> - Campbell
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