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Last change
on this file since 114 was
114,
checked in by smasson, 18 years ago
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|
new compilation options (compile_opt idl2, strictarrsubs) in each routine
|
-
Property svn:executable set to
*
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File size:
337 bytes
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| Line | |
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| 1 | FUNCTION bit2int, bitin, checkneg = checkneg |
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| 2 | ; |
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| 3 | compile_opt idl2, strictarrsubs |
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| 4 | ; |
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| 5 | |
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| 6 | res = 0L |
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| 7 | n = n_elements(bitin)-1 |
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| 8 | IF keyword_set(checkneg) THEN BEGIN |
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| 9 | IF bitin[0] EQ 1 THEN BEGIN |
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| 10 | bitin[0] = 0 |
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| 11 | neg = -1 |
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| 12 | ENDIF ELSE neg = 1 |
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| 13 | ENDIF ELSE neg = 1 |
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| 14 | FOR i = 0, n DO res = res+2L^i*bitin[n-i] |
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| 15 | |
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| 16 | RETURN, neg*res |
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| 17 | END |
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