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Ok, i've understand that i have talk too early ...
Sorry..
ciao,
fran.
francibal wrote:
>
> Hi Mr. Jacob,
> i don't know if it is right about Your study, but i have try Your csd with
> negative p3
> in function statement and it works right.
>
> Hope helpful.
>
>
>
> sr = 44100
> kr = 4410
> ksmps = 10
> nchnls = 1
>
> instr 1
> ifn = p4
> ilast_index = p5
> isize = ftlen(ifn)
> ii = 0
> printf_i "Size of table %d: %d\n", 1, ifn, isize
>
> begin_loop:
> if (ii >= ilast_index) igoto end_loop
> ivalue tab_i ii, ifn
> printf_i "%d: %2f\n", 1, ii, ivalue
> ii = ii + 1
> igoto begin_loop
>
> end_loop:
> turnoff
> endin
>
>
> f 1 0 4 -2 1 2 3 4
> f 2 0 -5 -2 1 2 3 4 5
> f 3 0 -6 -2 1 2 3 4 5 6
> f 4 0 -7 -2 1 2 3 4 5 6 7
> f 5 0 8 -2 1 2 3 4 5 6 7 8
> f 6 0 -9 -2 1 2 3 4 5 6 7 8 9
>
> i 1 0 1 1 10
> i 1 0 1 2 .
> i 1 0 1 3 .
> i 1 0 1 4 .
> i 1 0 1 5 .
> i 1 0 1 6 .
>
>
>
> Ciao,
> fran.
>
>
> Jacob Joaquin wrote:
>>
>> I'm trying to finish an article I'm writing for the Csound Journal and
>> came across this issue. I'm hoping someone on the list can help clear
>> this up.
>>
>> Is there a way to detect whether or not an f-table was declared with a
>> size of a power of two, a power of 2 + 1 or a negative number inside
>> of an instrument? I discovered that ftlen ignores the guard point,
>> whether or not the guard point is implicitly or explicitly stated.
>> The following two f-tables have sizes of 4 and 5, though ftlen()
>> returns the value 4 for both:
>>
>> f 1 0 4 -2 1 2 3 4
>> f 2 0 5 -2 1 2 3 4 5
>>
>> I wrote a test csd that prints the size of the tables, along with the
>> values at each index. Here is the output (F-table Index: Value):
>>
>> __excerpt from output__
>> new alloc for instr 1:
>> Size of table 1: 4
>> 0: 1.000000
>> 1: 2.000000
>> 2: 3.000000
>> 3: 4.000000
>> 4: 1.000000
>> new alloc for instr 1:
>> Size of table 2: 4
>> 0: 1.000000
>> 1: 2.000000
>> 2: 3.000000
>> 3: 4.000000
>> 4: 5.000000
>> __end__
>>
>> Other tests I ran show that negatively sized f-tables do not produce a
>> guard point. Is this correct?
>>
>> Here's the test csd I used:
>>
>> __csd__
>>
>>
>> sr = 44100
>> kr = 4410
>> ksmps = 10
>> nchnls = 1
>>
>> instr 1
>> ifn = p4
>> ilast_index = p5
>> isize = ftlen(ifn)
>> ii = 0
>> printf_i "Size of table %d: %d\n", 1, ifn, isize
>>
>> begin_loop:
>> if (ii >= ilast_index) igoto end_loop
>> ivalue tab_i ii, ifn
>> printf_i "%d: %2f\n", 1, ii, ivalue
>> ii = ii + 1
>> igoto begin_loop
>>
>> end_loop:
>> turnoff
>> endin
>>
>>
>> f 1 0 4 -2 1 2 3 4
>> f 2 0 5 -2 1 2 3 4 5
>> i 1 0 1 1 5
>> i 1 0 1 2 5
>>
>>
>> __end__
>>
>>
>> Best,
>> Jake
>> --
>> The Csound Blog - http://csound.noisepages.com/
>>
>>
>> Send bugs reports to this list.
>> To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe
>> csound"
>>
>>
>
> |