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Le 10/02/2019 à 14:47, muyu a écrit :
> "muyu" <lsy### [at] gmail com> wrote:
>> I would like extract the coordinates (X, Y, Z) of all the intersection points in
>> the image. It seems the megapov function PP_Init_IPoint_Outputs can do this job.
>> However I tried the following code. I can not get the results expected. I can
>> only get the rendered image but not the coordinate information. How could I set
>> the filename and folder to export the results? Thanks for your help.
>>
>> Shouyang
>>
>> #version unofficial MegaPov 1.1;
>>
>> #include "pprocess.inc"
>> PP_Init_IPoint_Outputs()
>>
>> #declare Camera_Location = <-4,7,-4>;
>> #declare Camera_Lookat = <10,-10,10>;
>>
>> light_source {< 0, 0, 100> color rgb<1,1,1>}
>>
>>
>> camera { perspective
>> location Camera_Location
>> look_at Camera_Lookat
>> direction z
>> angle 20
>> }
>>
>> // ----------------------------------------
>> union {
>> sphere {0,1}
>> sphere {<-2,0,-2>,1}
>> sphere {< 5,0, 5>,1}
>> sphere {<10,0,10>,1}
>> box {-10,10}}
>
I do not see the "post_process { PP_Depth(Field_Start,Field_Depth) }"
directive.
(from the documentation of megapov 1.2, part 3.5.1.4)
Starting the storage of depth is one thing, having a use for them is
another.
> Does anyone has idea of this？ Or is it possible to extract these
> information using Povray directly rather than Megapov? Thanks again.
> SY
>
>
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