[Bf-cycles] Changing image filename at runtime?

Mohamed Sakr 3dsakr at gmail.com
Mon Jun 17 12:27:12 CEST 2019 

read this part in the cycles_xml.cpp

  else if(string_iequals(node.name(), "transform")) {
XMLReadState substate = state;

xml_read_transform(node, substate.tfm);
xml_read_scene(substate, node);
}

xml_read_transform is what you want

On Mon, Jun 17, 2019 at 6:35 AM Santosh Singh <santoshmca.giit at gmail.com>
wrote:

> Hello Mr Sakr.
>
> I am using the light with the cycles standalone app.
>
> i got idea from one xml file regarding the light. now i am able to use
> that method and getting the light.
>
>
>
>
>
>
>
>
> *<!-- Spot Light --><shader name="spot_shader"> <emission name="emission"
> color="0.1 0.1 0.8" strength="300" /> <connect from="emission emission"
> to="output surface" /></shader><state shader="spot_shader"> <light
> type="spot" co="2 1 0" dir="-0.3 -1 0" size="0.05" spot_angle="1.0"
> spot_smooth="0.5" /></state>*
>
> i want to use the transform node data (translate, rotate and scale) or
> matrix format.
> Please assist me what to do for this.
>
>
> On Tue, Jun 11, 2019 at 6:28 PM Santosh Singh <santoshmca.giit at gmail.com>
> wrote:
>
>> Thanks Dear.
>>
>> I saved image and its saving only system dimension because of glutreshape
>> function(windows size).
>> i was trying to save high resolution image with bigger dimensions.
>>
>> I am trying to save from render buffer.
>>
>> On Tue, Jun 11, 2019 at 6:24 PM Mohamed Sakr <3dsakr at gmail.com> wrote:
>>
>>> I dunno how do you save the image, most likely you get the image from
>>> the display buffer (which at most will match your system screen)
>>> you need to save the image from the render buffer not the display buffer
>>>
>>> On Wed, Jun 5, 2019 at 9:18 AM Santosh Singh <santoshmca.giit at gmail.com>
>>> wrote:
>>>
>>>> Hello Mr Sakr,
>>>>
>>>> While i am trying to save the render image from cycles standalone
>>>> application,its not saving with correct height and width.
>>>>
>>>> The saving image dimension is not going beyond the system dimensions(My
>>>> system dimension is 1920x1080). its saving dimension is 1920x1060.
>>>>
>>>> How to save render image with higher dimensions like 3840x2160.
>>>>
>>>> Please guide me .
>>>>
>>>> regards,
>>>> Santosh
>>>>
>>>> On Mon, May 13, 2019 at 5:10 PM Santosh Singh <
>>>> santoshmca.giit at gmail.com> wrote:
>>>>
>>>>> Thanks dear.
>>>>>
>>>>> On Mon, May 13, 2019 at 4:29 PM Mohamed Sakr <3dsakr at gmail.com> wrote:
>>>>>
>>>>>> forget about aspect_ratio_viewport, in your case it equals
>>>>>> aspect_ratio.
>>>>>>
>>>>>> On Mon, May 13, 2019 at 11:39 AM Santosh Singh <
>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>
>>>>>>> Hello Mr. Sakr,
>>>>>>>
>>>>>>> I tried with your logic, i am confused with the used parameter with
>>>>>>> above piece of Code.
>>>>>>>
>>>>>>> Please clear about aspect_ratio, horizontal and
>>>>>>> aspect_ratio_viewport .
>>>>>>>
>>>>>>> currently i am using *aspect_ratio = (float)width/(float)height;*
>>>>>>> *horizontal  = width;*
>>>>>>> what to use for* aspect_ratio_viewport* with  the cycles standalone
>>>>>>> code.
>>>>>>>
>>>>>>> please clear about the above .
>>>>>>>
>>>>>>> On Mon, May 13, 2019 at 2:14 PM Santosh Singh <
>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>
>>>>>>>> Thanks dear.
>>>>>>>> I am trying with this.
>>>>>>>>
>>>>>>>> On Mon, May 13, 2019 at 2:12 PM Mohamed Sakr <3dsakr at gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> Hey,
>>>>>>>>>
>>>>>>>>> this code works for me.
>>>>>>>>> case 1://orthographic
>>>>>>>>> {
>>>>>>>>> cam->type = CAMERA_ORTHOGRAPHIC;
>>>>>>>>>
>>>>>>>>> if (zoom <= 0.f)
>>>>>>>>> break;
>>>>>>>>>
>>>>>>>>>         float xaspect = (horizontal) ? aspect_ratio : 1.f;
>>>>>>>>>         float yaspect = (horizontal && aspect_ratio != 0.f) ? 1.f
>>>>>>>>> : 1.f / aspect_ratio;
>>>>>>>>>
>>>>>>>>> float aspect_ = (aspect_ratio_viewport > aspect_ratio) ?
>>>>>>>>> ((aspect_ratio < 1.f) ? 1.f : aspect_ratio) : ((aspect_ratio < 1.f) ?
>>>>>>>>> aspect_ratio_viewport / aspect_ratio : aspect_ratio_viewport);
>>>>>>>>>
>>>>>>>>> xaspect = xaspect * 10.30f / (zoom * aspect_ * 2.0f);
>>>>>>>>> yaspect = yaspect * 10.30f / (zoom * aspect_ * 2.0f);
>>>>>>>>>
>>>>>>>>> cam->viewplane.left = -xaspect;
>>>>>>>>> cam->viewplane.right = xaspect;
>>>>>>>>> cam->viewplane.bottom = -yaspect;
>>>>>>>>> cam->viewplane.top = yaspect;
>>>>>>>>>         }
>>>>>>>>>
>>>>>>>>> cheers,
>>>>>>>>> Mohamed Sakr
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Mon, May 13, 2019 at 7:39 AM Santosh Singh <
>>>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> Hello Mr. Sakr,
>>>>>>>>>>
>>>>>>>>>> I am using the perspective camera view into cycles standalone and
>>>>>>>>>> its working fine with zoom in or zoom out(using w and s input into
>>>>>>>>>> interactive mode from keyboard).
>>>>>>>>>>
>>>>>>>>>> When i am trying to use orthograph camera view, i am getting
>>>>>>>>>> problem with zoom in and out. There is no changes at viewport.
>>>>>>>>>>
>>>>>>>>>>  Please guide me how to make working zoom factor into cycles
>>>>>>>>>> standalone with orthograph camera view. i am using the below xml data for
>>>>>>>>>> the camera view.
>>>>>>>>>> *<!-- Camera  -->*
>>>>>>>>>> * <transform matrix = "1.000000 0.000000 -0.000000 0.000000
>>>>>>>>>> 0.000000 1.000000 -0.000000 0.000000 0.000000 0.000000 1.000000 0.000000
>>>>>>>>>> -0.000000 1.500000 -3.700000 1.000000">*
>>>>>>>>>> * <camera width="800" height="500" type="orthograph"/>*
>>>>>>>>>> * </transform>*
>>>>>>>>>>
>>>>>>>>>> I saw into blender with ortho view there is one option
>>>>>>>>>> "Orthographic Scale", how to use into cycles standalone.
>>>>>>>>>> Please help me to solve my problem.
>>>>>>>>>>
>>>>>>>>>> On Wed, May 1, 2019 at 6:16 AM Santosh Singh <
>>>>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> Thanks dear.
>>>>>>>>>>> I will check.
>>>>>>>>>>>
>>>>>>>>>>> On Wed, 1 May, 2019, 12:25 AM Mohamed Sakr, <3dsakr at gmail.com>
>>>>>>>>>>> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> this is not something that I can help you with, it is plain
>>>>>>>>>>>> code, all the exporter is done under Cycles/Blender/ folder, check mesh.cpp
>>>>>>>>>>>> and object.cpp, they got the code for motion
>>>>>>>>>>>>
>>>>>>>>>>>> On Tue, Apr 30, 2019 at 6:17 AM Santosh Singh <
>>>>>>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hello Mr. Sakr.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I checked into blender cycles render, there is one property
>>>>>>>>>>>>> related "insert keyframes" to Transform.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I want same output frame by frame what keyframes are
>>>>>>>>>>>>> generating into blender.
>>>>>>>>>>>>>
>>>>>>>>>>>>> is this feature available int cycles standalone application.
>>>>>>>>>>>>> How to get render output  frame by frame with updated mesh(position data)
>>>>>>>>>>>>> into cycles.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Please help me.
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Mon, Apr 29, 2019 at 2:39 PM Santosh Singh <
>>>>>>>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thanks Dear,
>>>>>>>>>>>>>> Its motion steps with updated mesh details  (like walk ).
>>>>>>>>>>>>>> Let me try with above suggestions.If i will face any problem
>>>>>>>>>>>>>> then i will discuss with you.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Mon, Apr 29, 2019 at 2:35 PM Mohamed Sakr <
>>>>>>>>>>>>>> 3dsakr at gmail.com> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> do you mean motion blur? you need to set the motion blur
>>>>>>>>>>>>>>> flags in integrator, and fill the mesh/object motion steps, add motion blur
>>>>>>>>>>>>>>> attribute (STD_Motion or something).
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Mon, Apr 29, 2019 at 9:58 AM Santosh Singh <
>>>>>>>>>>>>>>> santoshmca.giit at gmail.com> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Hello Mr. Sakr,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> How i will use animation into cycles standalone.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Please guide me.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Fri, Apr 12, 2019 at 9:46 PM F Escobar <
>>>>>>>>>>>>>>>> materialesescobar at hotmail.es> wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thank you but it didn't work for me neither :(
>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>> *De:* Bf-cycles <bf-cycles-bounces at blender.org> en nombre
>>>>>>>>>>>>>>>>> de Mohamed Sakr <3dsakr at gmail.com>
>>>>>>>>>>>>>>>>> *Enviado:* viernes, 12 de abril de 2019 12:59
>>>>>>>>>>>>>>>>> *Para:* Discussion list to assist Cycles render engine
>>>>>>>>>>>>>>>>> developers
>>>>>>>>>>>>>>>>> *Asunto:* Re: [Bf-cycles] Changing image filename at
>>>>>>>>>>>>>>>>> runtime?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> if (pd->filename && pd->builtin_data) //you may not need
>>>>>>>>>>>>>>>>> builtin_data
>>>>>>>>>>>>>>>>> {
>>>>>>>>>>>>>>>>> _scene->image_manager->tag_reload_image(
>>>>>>>>>>>>>>>>> pd->filename.c_str(),
>>>>>>>>>>>>>>>>> pd->builtin_data,
>>>>>>>>>>>>>>>>> pd->interpolation,
>>>>>>>>>>>>>>>>> EXTENSION_CLIP,
>>>>>>>>>>>>>>>>> true);
>>>>>>>>>>>>>>>>>                }
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Fri, Apr 12, 2019 at 7:53 AM F Escobar <
>>>>>>>>>>>>>>>>> materialesescobar at hotmail.es> wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> ---
>>>>>>>>>>>>>>>>> you may need to do image_manager->tag_update(scene),
>>>>>>>>>>>>>>>>> probably the same for shader_manager
>>>>>>>>>>>>>>>>> ---
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I supposed that too but unfortunatly image_manager has no
>>>>>>>>>>>>>>>>> tag_update(scene)
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Regards, F.
>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>> *De:* Bf-cycles <bf-cycles-bounces at blender.org> en nombre
>>>>>>>>>>>>>>>>> de Mohamed Sakr <3dsakr at gmail.com>
>>>>>>>>>>>>>>>>> *Enviado:* jueves, 11 de abril de 2019 14:59
>>>>>>>>>>>>>>>>> *Para:* Discussion list to assist Cycles render engine
>>>>>>>>>>>>>>>>> developers
>>>>>>>>>>>>>>>>> *Asunto:* Re: [Bf-cycles] Changing image filename at
>>>>>>>>>>>>>>>>> runtime?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> you may need to do image_manager->tag_update(scene),
>>>>>>>>>>>>>>>>> probably the same for shader_manager
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Thu, Apr 11, 2019 at 1:30 PM F Escobar <
>>>>>>>>>>>>>>>>> materialesescobar at hotmail.es> wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I'm trying to change the image I'm using for scene
>>>>>>>>>>>>>>>>> illumination but besides I can rotate it properly changing the filename
>>>>>>>>>>>>>>>>> seems to have no effect.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Any tip on this? thank you in advance!
>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>> Thanks & Regards
>>>>>>>>>>>>>>>>  Santosh Kumar Singh
>>>>>>>>>>>>>>>>   Software Engineer
>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --
>>>>>>>>>>>>>> Thanks & Regards
>>>>>>>>>>>>>>  Santosh Kumar Singh
>>>>>>>>>>>>>>   Software Engineer
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> --
>>>>>>>>>>>>> Thanks & Regards
>>>>>>>>>>>>>  Santosh Kumar Singh
>>>>>>>>>>>>>   Software Engineer
>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>>
>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Thanks & Regards
>>>>>>>>>>  Santosh Kumar Singh
>>>>>>>>>>   Software Engineer
>>>>>>>>>> _______________________________________________
>>>>>>>>>> Bf-cycles mailing list
>>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> Bf-cycles mailing list
>>>>>>>>> Bf-cycles at blender.org
>>>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Thanks & Regards
>>>>>>>>  Santosh Kumar Singh
>>>>>>>>   Software Engineer
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Thanks & Regards
>>>>>>>  Santosh Kumar Singh
>>>>>>>   Software Engineer
>>>>>>> _______________________________________________
>>>>>>> Bf-cycles mailing list
>>>>>>> Bf-cycles at blender.org
>>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>>
>>>>>> _______________________________________________
>>>>>> Bf-cycles mailing list
>>>>>> Bf-cycles at blender.org
>>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Thanks & Regards
>>>>>  Santosh Kumar Singh
>>>>>   Software Engineer
>>>>>
>>>>
>>>>
>>>> --
>>>> Thanks & Regards
>>>>  Santosh Kumar Singh
>>>>   Software Engineer
>>>> _______________________________________________
>>>> Bf-cycles mailing list
>>>> Bf-cycles at blender.org
>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>
>>> _______________________________________________
>>> Bf-cycles mailing list
>>> Bf-cycles at blender.org
>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>
>>
>>
>> --
>> Thanks & Regards
>>  Santosh Kumar Singh
>>   Software Engineer
>>
>
>
> --
> Thanks & Regards
>  Santosh Kumar Singh
>   Software Engineer
> _______________________________________________
> Bf-cycles mailing list
> Bf-cycles at blender.org
> https://lists.blender.org/mailman/listinfo/bf-cycles
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.blender.org/pipermail/bf-cycles/attachments/20190617/9bd2c714/attachment.htm>

More information about the Bf-cycles mailing list