Source code for helga.general.setup.helga_launcher.lib.helga_launcher_houdini_functionality

"""
helga_launcher_houdini_functionality
==========================================

Methods to set Houdini env. variables and launch Houdini.

-----------------------
"""





#Import
#------------------------------------------------------------------
#python
import sys
import os
import functools
import logging
import subprocess










#Functions
#------------------------------------------------------------------

def get_app_name():
    """
    Return string with app name
    """

    return 'houdini'


def get_env_vars():
    """
    Set complete pipeline env. vars. from global_variables module.
    This function depends on the correctly set base env. vars.
    """

    #import global_variables
    #------------------------------------------------------------------
    
    #Import variable
    do_reload = True

    #global_variables
    from helga.general.setup.global_variables import global_variables
    if(do_reload):reload(global_variables)



    #Environment variables
    #------------------------------------------------------------------

    #environment_pathes_dict
    environment_pathes_dict = {'HOUDINI_PATH': global_variables.HOUDINI_PATH,
                                'HOUDINI_OTLSCAN_PATH': global_variables.HOUDINI_OTLSCAN_PATH,
                                'HOUDINI_BUFFEREDSAVE': global_variables.HOUDINI_BUFFEREDSAVE}

    return environment_pathes_dict


def run(file_path = None):
    """
    Start Maya from subprocess
    """

    #Houdini exe
    #------------------------------------------------------------------

    #HOUDINI_EXE
    HOUDINI_EXE = os.getenv('HELGA_HOUDINI_EXE', False)

    #Assemble command line
    #------------------------------------------------------------------
    
    #command
    command = r'"{0}"'.format(HOUDINI_EXE)
    #file_path
    if(file_path):
        command += r' "{0}"'.format(file_path)

    print('Command: {0}'.format(command))


    #Launch
    #------------------------------------------------------------------
    
    #DETACHED_PROCESS
    DETACHED_PROCESS = 0x00000008
    
    try:

        #start
        subprocess.Popen(r'{0}'.format(command), shell = True, creationflags = DETACHED_PROCESS)

    except:

        #log
        print('Detached process not supported on current operating system. Running without it.')

        #start
        subprocess.Popen(r'{0}'.format(command), shell = True)
    


    







#Run if not imported
#------------------------------------------------------------------
if (__name__ == '__main__'):

    pass