On 2/5/2018 6:44 AM, William F Pokorny wrote:
> On 02/04/2018 02:45 PM, Jim Holsenback wrote:
>> On 1/8/2018 6:22 AM, Jim Holsenback wrote:
>>>
>>> i'll follow up when i have more than a few moments ... which hasn't 
>>> been very often lately
>>
>> http://wiki.povray.org/content?title=Special:RecentChanges&hidebots=0
>>
>> click in the "diff" link to see what's been changed
> 
> For all but the height_field page - which already has the optional 
> indicator brackets around HF_TYPE - we should add braces [] around 
> BITMAP_TYPE to indicate those specifications are also optional.

done ...

> 
> There is also sometimes text which needs to be changed too - or perhaps 
> as well deleted. The material_map section for example has:
> 
> "After the required BITMAP_TYPE keyword is a string expression 
> containing the name of a bitmapped material file of the specified type."

changed required to optional

> 
> When today BITMAP_TYPE is not required and it is not in fact completely 
> necessary to indicate the type by the filename if your input type 
> matches POV-Rays current output type. This relates to the hierarchy of 
> methods POV-Ray uses to determine the file type to read. I attempted to 
> outline what happens. Today we today best describe it all in our 
> image_map documentation though the fact BITMAP_TYPE is optional is not 
> indicated there-in - as yet.
> 
> Not sure repeating POV-Ray's type decision hierarchy in every 'map' 
> section is necessary though - perhaps get it right / flush it out in the 
> image_map doc with some method to reference it from the others?
> 
> Bill P.

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