beremiz

SVGHMI : had to move the problem of wkaing up python thread from plc thread to platform specific code.
svghmi
2019-12-09, Edouard Tisserant
d9b5303d43dc
SVGHMI : had to move the problem of wkaing up python thread from plc thread to platform specific code.
Since Xenomai's cobalt thread are definitely incompatible with normal posix python interpreter binary's thread, we must synchronize them with arcane rt_pipes (the only ones that really work cross domain) as already done in debug and python async eval blocks.
<?xml version='1.0' encoding='utf-8'?>
<project xmlns:ns1="http://www.plcopen.org/xml/tc6_0201" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://www.plcopen.org/xml/tc6_0201">
<fileHeader companyName="Unknown" productName="Unnamed" productVersion="1" creationDateTime="2019-08-06T14:23:42"/>
<contentHeader name="Unnamed" modificationDateTime="2019-11-14T13:42:40">
<coordinateInfo>
<fbd>
<scaling x="5" y="5"/>
</fbd>
<ld>
<scaling x="0" y="0"/>
</ld>
<sfc>
<scaling x="0" y="0"/>
</sfc>
</coordinateInfo>
</contentHeader>
<types>
<dataTypes/>
<pous>
<pou name="MainStuff" pouType="program">
<interface>
<localVars>
<variable name="TargetPressure">
<type>
<derived name="HMI_INT"/>
</type>
</variable>
<variable name="Pump0">
<type>
<derived name="PumpControl"/>
</type>
</variable>
</localVars>
</interface>
<body>
<FBD>
<block localId="4" typeName="PumpControl" instanceName="Pump0" executionOrderId="0" height="40" width="127">
<position x="595" y="50"/>
<inputVariables>
<variable formalParameter="TargetPressure">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="5">
<position x="595" y="80"/>
<position x="570" y="80"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables/>
</block>
<inVariable localId="5" executionOrderId="0" height="30" width="125" negated="false">
<position x="445" y="65"/>
<connectionPointOut>
<relPosition x="125" y="15"/>
</connectionPointOut>
<expression>TargetPressure</expression>
</inVariable>
</FBD>
</body>
</pou>
<pou name="PumpControl" pouType="functionBlock">
<interface>
<localVars>
<variable name="Pump">
<type>
<derived name="HMI_NODE"/>
</type>
</variable>
<variable name="Pressure">
<type>
<derived name="HMI_INT"/>
</type>
</variable>
</localVars>
<inputVars>
<variable name="TargetPressure">
<type>
<INT/>
</type>
</variable>
</inputVars>
<localVars>
<variable name="Sloth">
<type>
<derived name="HMI_INT"/>
</type>
</variable>
</localVars>
</interface>
<body>
<FBD>
<inVariable localId="5" executionOrderId="0" height="30" width="125" negated="false">
<position x="150" y="100"/>
<connectionPointOut>
<relPosition x="125" y="15"/>
</connectionPointOut>
<expression>TargetPressure</expression>
</inVariable>
<inOutVariable localId="4" executionOrderId="0" height="30" width="60" negatedOut="false" negatedIn="false">
<position x="510" y="80"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="6" formalParameter="OUT">
<position x="510" y="95"/>
<position x="470" y="95"/>
</connection>
</connectionPointIn>
<connectionPointOut>
<relPosition x="60" y="15"/>
</connectionPointOut>
<expression>Sloth</expression>
</inOutVariable>
<block localId="6" typeName="ADD" executionOrderId="0" height="60" width="65">
<position x="405" y="65"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="4">
<position x="405" y="95"/>
<position x="385" y="95"/>
<position x="385" y="50"/>
<position x="580" y="50"/>
<position x="580" y="95"/>
<position x="570" y="95"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="7" formalParameter="OUT">
<position x="405" y="115"/>
<position x="360" y="115"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="65" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="1" executionOrderId="0" height="30" width="75" negated="false">
<position x="150" y="135"/>
<connectionPointOut>
<relPosition x="75" y="15"/>
</connectionPointOut>
<expression>Pressure</expression>
</inVariable>
<block localId="7" typeName="SUB" executionOrderId="0" height="60" width="65">
<position x="295" y="85"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="5">
<position x="295" y="115"/>
<position x="275" y="115"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="1">
<position x="295" y="135"/>
<position x="285" y="135"/>
<position x="285" y="150"/>
<position x="225" y="150"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="65" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="2" executionOrderId="0" height="30" width="60" negated="false">
<position x="240" y="190"/>
<connectionPointOut>
<relPosition x="60" y="15"/>
</connectionPointOut>
<expression>Sloth</expression>
</inVariable>
<outVariable localId="3" executionOrderId="0" height="30" width="75" negated="false">
<position x="435" y="205"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="8" formalParameter="OUT">
<position x="435" y="220"/>
<position x="410" y="220"/>
</connection>
</connectionPointIn>
<expression>Pressure</expression>
</outVariable>
<block localId="8" typeName="DIV" executionOrderId="0" height="60" width="65">
<position x="345" y="190"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="2">
<position x="345" y="220"/>
<position x="335" y="220"/>
<position x="335" y="205"/>
<position x="300" y="205"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="9">
<position x="345" y="240"/>
<position x="305" y="240"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="65" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="9" executionOrderId="0" height="30" width="60" negated="false">
<position x="245" y="225"/>
<connectionPointOut>
<relPosition x="60" y="15"/>
</connectionPointOut>
<expression>100</expression>
</inVariable>
</FBD>
</body>
</pou>
</pous>
</types>
<instances>
<configurations>
<configuration name="config">
<resource name="resource1">
<task name="task0" priority="0" interval="T#20ms">
<pouInstance name="instance0" typeName="MainStuff"/>
</task>
</resource>
</configuration>
</configurations>
</instances>
</project>