U }N€_ëã@slddlmZddlTddlZddlmZmZddlm Z ddl m Z ddl m Z e j Z Gd d „d e j ƒZdS) é)Úprint_function)Ú*N)ÚplatformÚexit)Úpathé)Úthermo)Úcubiccs:eZdZdZ‡fdd„Zddd „Zd d „Zd d „Z‡ZS)Úcpaz3 Interface to cubic plus association model csTtt|ƒ ¡t|j| dd¡ƒ|_t|j| dd¡ƒ|_t|j| dd¡ƒ|_dS)z= Initialize cubic specific function pointers Ú eoslibinitZinit_cpaZsaft_interfaceZ cpa_get_kijZ cpa_set_kijN) Úsuperr Ú__init__ÚgetattrÚtpÚget_export_nameÚeoslibinit_init_cpaÚ s_get_kijÚ s_set_kij)Úself©Ú __class__©ú../pycThermopack/pyctp/cpa.pyr sz cpa.__init__ÚSRKÚvdWÚClassicÚDefaultc Csæt| d¡ƒ}tt|ƒƒ}t| d¡ƒ}tt|ƒƒ} t| d¡ƒ} tt|ƒƒ} t| d¡ƒ} tt|ƒƒ} t| d¡ƒ}tt|ƒƒ}ttttttttttg |j_d|j_| | ||| || || | |¡ tt| d¡ƒt| d¡ƒƒ|_ dS)aÊInitialize cubic plus association model in thermopack Args: comps (str): Comma separated list of component names eos (str, optional): Cubic equation of state. Defaults to "SRK". mixing (str, optional): Mixture model. Defaults to "vdW". alpha (str, optional): Alpha model. Defaults to "Classic". parameter_reference (str, optional): Which parameters to use?. Defaults to "Default". ÚasciiNú ú,) Úc_char_pÚencodeÚ c_len_typeÚlenrÚargtypesÚrestypeÚmaxÚsplitÚnc)rÚcompsÚeosÚmixingÚalphaÚparameter_referenceÚeos_cÚeos_lenÚmixing_cÚ mixing_lenÚalpha_cÚ alpha_lenÚ comp_string_cÚcomp_string_lenÚ ref_string_cÚref_string_lenrrrÚinit'sD      ÷ ÷ zcpa.initcCs^t|ƒ}t|ƒ}tddƒ}ttƒttƒttƒg|j_d|j_| t|ƒt|ƒ|¡t |¡S)zäGet attractive energy interaction parameter Args: c1 (int): Component one c2 (int): Component two Returns: kij (array_like): i-j interaction parameter (2 parameters) égN) Úc_intÚc_doubleÚPOINTERrr$r%ÚbyrefÚnpÚarray)rÚc1Úc2Úc1_cÚc2_cÚkij_crrrÚget_kijVs  þ þz cpa.get_kijcCsXt|ƒ}t|ƒ}td|Ž}ttƒttƒttƒg|j_d|j_| t|ƒt|ƒ|¡dS)zÒSet attractive energy interaction parameter Args: c1 (int): Component one c2 (int): Component two kij (array_like): i-j interaction parameter (2 parameters) r9N)r:r;r<rr$r%r=)rr@rAÚkijrBrCrDrrrÚset_kijos þ þz cpa.set_kij)rrrr) Ú__name__Ú __module__Ú __qualname__Ú__doc__r r8rErGÚ __classcell__rrrrr s ÿ /r )Ú __future__rÚctypesÚnumpyr>ÚsysrrÚosrÚrr r"r rrrrÚs