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State and Work Vector

Model zero crossings and control memory allocation for S-Function blocks using work vectors

S-Function Callback Methods

mdlInitializeSizes Specify the number of inputs, outputs, states, parameters, and other characteristics of the C MEX S-function
mdlSetWorkWidths Specify the sizes of the work vectors and create the run-time parameters required by this C MEX S-function
mdlOutputs Compute the signals that this block emits
mdlZeroCrossings Update zero-crossing vector
mdlStart Initialize the state vectors of this C MEX S-function
mdlInitializeConditions Initialize the state vectors of this C MEX S-function
mdlUpdate Update a block's states

SimStruct Functions

ssSetNumDWork Specify the number of data type work vectors used by a block
ssSetDWorkComplexSignal Specify whether the elements of a data type work vector are real or complex
ssSetDWorkDataType Specify the data type of a data type work vector
ssSetDWorkName Specify the name of a data type work vector
ssSetDWorkUsageType Specify how DWork vector is used in S-function
ssSetDWorkUsedAsDState Specify that a data type work vector is used as a discrete state vector
ssSetDWorkWidth Specify the width of a data type work vector
ssGetNumDWork Get the number of data type work vectors used by a block
ssGetDWork Get a DWork vector
ssGetDWorkComplexSignal Determine whether the elements of a data type work vector are real or complex numbers
ssGetDWorkDataType Get the data type of a data type work vector
ssGetDWorkName Get the name of a data type work vector
ssGetDWorkUsageType Determine how DWork vector is used in S-function
ssGetDWorkUsedAsDState Determine whether a data type work vector is used as a discrete state vector
ssGetDWorkWidth Get the size of a data type work vector
ssGetdX Get the derivatives of a block's continuous states
ssSetNumContStates Specify the number of continuous states that a block has
ssSetNumDiscStates Specify the number of discrete states that a block has
ssSetNumNonsampledZCs Specify the number of states for which a block detects zero crossings that occur between sample points
ssGetContStates Get a block's continuous states
ssGetDiscStates Get a block's discrete states
ssGetRealDiscStates Get a block's discrete state vector
ssGetNonsampledZCs Get the zero-crossing signal values
ssGetNumContStates Get the number of continuous states that a block has
ssGetNumDiscStates Get the number of discrete states that a block has
ssGetNumNonsampledZCs Get the size of the zero-crossing vector
ssSetNumRWork Specify the size of a block's floating-point work vector
ssGetNumRWork Get the size of a block's floating-point work vector
ssGetRWork Get a block's floating-point work vector
ssGetRWorkValue Get an element of a block's floating-point work vector
ssSetRWorkValue Set an element of a block's floating-point work vector
ssSetNumIWork Specify the size of a block's integer work vector
ssGetNumIWork Get the size of a block's integer work vector
ssGetIWork Get a block's integer work vector
ssGetIWorkValue Get an element of a block's integer work vector
ssSetIWorkValue Set an element of a block's integer work vector
ssSetNumPWork Specify the size of a block's pointer work vector
ssGetNumPWork Get the size of a block's pointer work vector
ssGetPWork Get a block's pointer work vector
ssGetPWorkValue Get a pointer from a block's pointer work vector
ssSetPWorkValue Set an element of a block's pointer work vector
ssSetNumModes Specify the size of the block's mode vector
ssGetNumModes Get the size of the mode vector
ssGetModeVector Get the mode vector
ssGetModeVectorValue Get an element of a block's mode vector
ssSetModeVectorValue Set an element of a block's mode vector

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