《MATLAB/Simulink系统仿真超级学习手册》 源程序

/* * File: ep7_11.c * * * --- THIS FILE GENERATED BY S-FUNCTION BUILDER: 3.0 --- * * This file is an S-function produced by the S-Function * Builder which only recognizes certain fields. Changes made * outside these fields will be lost the next time the block is * used to load, edit, and resave this file. This file will be overwritten * by the S-function Builder block. If you want to edit this file by hand, * you must change it only in the area defined as: * * %%%-SFUNWIZ_defines_Changes_BEGIN * #define NAME 'replacement text' * %%% SFUNWIZ_defines_Changes_END * * DO NOT change NAME--Change the 'replacement text' only. * * For better compatibility with the Simulink Coder, the * "wrapper" S-function technique is used. This is discussed * in the Simulink Coder's Manual in the Chapter titled, * "Wrapper S-functions". * * ------------------------------------------------------------------------- * | See matlabroot/simulink/src/sfuntmpl_doc.c for a more detailed template | * ------------------------------------------------------------------------- * Created: Wed Nov 29 11:21:09 2017 */ #define S_FUNCTION_LEVEL 2 #define S_FUNCTION_NAME ep7_11 /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ /* %%%-SFUNWIZ_defines_Changes_BEGIN --- EDIT HERE TO _END */ #define NUM_INPUTS 1 /* Input Port 0 */ #define IN_PORT_0_NAME u #define INPUT_0_WIDTH 1 #define INPUT_DIMS_0_COL 1 #define INPUT_0_DTYPE real_T #define INPUT_0_COMPLEX COMPLEX_NO #define IN_0_FRAME_BASED FRAME_NO #define IN_0_BUS_BASED 0 #define IN_0_BUS_NAME #define IN_0_DIMS 1-D #define INPUT_0_FEEDTHROUGH 0 #define IN_0_ISSIGNED 0 #define IN_0_WORDLENGTH 8 #define IN_0_FIXPOINTSCALING 1 #define IN_0_FRACTIONLENGTH 9 #define IN_0_BIAS 0 #define IN_0_SLOPE 0.125 #define NUM_OUTPUTS 1 /* Output Port 0 */ #define OUT_PORT_0_NAME y #define OUTPUT_0_WIDTH 2 #define OUTPUT_DIMS_0_COL 1 #define OUTPUT_0_DTYPE real_T #define OUTPUT_0_COMPLEX COMPLEX_NO #define OUT_0_FRAME_BASED FRAME_NO #define OUT_0_BUS_BASED 0 #define OUT_0_BUS_NAME #define OUT_0_DIMS 1-D #define OUT_0_ISSIGNED 1 #define OUT_0_WORDLENGTH 8 #define OUT_0_FIXPOINTSCALING 1 #define OUT_0_FRACTIONLENGTH 3 #define OUT_0_BIAS 0 #define OUT_0_SLOPE 0.125 #define NPARAMS 4 /* Parameter 1 */ #define PARAMETER_0_NAME m #define PARAMETER_0_DTYPE real_T #define PARAMETER_0_COMPLEX COMPLEX_NO /* Parameter 2 */ #define PARAMETER_1_NAME M #define PARAMETER_1_DTYPE real_T #define PARAMETER_1_COMPLEX COMPLEX_NO /* Parameter 3 */ #define PARAMETER_2_NAME g #define PARAMETER_2_DTYPE real_T #define PARAMETER_2_COMPLEX COMPLEX_NO /* Parameter 4 */ #define PARAMETER_3_NAME l #define PARAMETER_3_DTYPE real_T #define PARAMETER_3_COMPLEX COMPLEX_NO #define SAMPLE_TIME_0 0 #define NUM_DISC_STATES 0 #define DISC_STATES_IC [0] #define NUM_CONT_STATES 4 #define CONT_STATES_IC [1,0,0,0] #define SFUNWIZ_GENERATE_TLC 1 #define SOURCEFILES "__SFB__" #define PANELINDEX 6 #define USE_SIMSTRUCT 0 #define SHOW_COMPILE_STEPS 0 #define CREATE_DEBUG_MEXFILE 0 #define SAVE_CODE_ONLY 0 #define SFUNWIZ_REVISION 3.0 /* %%%-SFUNWIZ_defines_Changes_END --- EDIT HERE TO _BEGIN */ /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ #include "simstruc.h" #define PARAM_DEF0(S) ssGetSFcnParam(S, 0) #define PARAM_DEF1(S) ssGetSFcnParam(S, 1) #define PARAM_DEF2(S) ssGetSFcnParam(S, 2) #define PARAM_DEF3(S) ssGetSFcnParam(S, 3) #define IS_PARAM_DOUBLE(pVal) (mxIsNumeric(pVal) && !mxIsLogical(pVal) &&\ !mxIsEmpty(pVal) && !mxIsSparse(pVal) && !mxIsComplex(pVal) && mxIsDouble(pVal)) extern void ep7_11_Outputs_wrapper(real_T *y, const real_T *xC, const real_T *m, const int_T p_width0, const real_T *M, const int_T p_width1, const real_T *g, const int_T p_width2, const real_T *l, const int_T p_width3); extern void ep7_11_Derivatives_wrapper(const real_T *u, real_T *y, real_T *dx, real_T *xC, const real_T *m, const int_T p_width0, const real_T *M, const int_T p_width1, const real_T *g, const int_T p_width2, const real_T *l, const int_T p_width3); /*====================* * S-function methods * *====================*/ #define MDL_CHECK_PARAMETERS #if defined(MDL_CHECK_PARAMETERS) && defined(MATLAB_MEX_FILE) /* Function: mdlCheckParameters ============================================= * Abstract: * Validate our parameters to verify they are okay. */ static void mdlCheckParameters(SimStruct *S) { int paramIndex = 0; bool validParam = false; /* All parameters must match the S-function Builder Dialog */ { const mxArray *pVal0 = ssGetSFcnParam(S,0); if (!IS_PARAM_DOUBLE(pVal0)) { validParam = true; paramIndex = 0; goto EXIT_POINT; } } { const mxArray *pVal1 = ssGetSFcnParam(S,1); if (!IS_PARAM_DOUBLE(pVal1)) { validParam = true; paramIndex = 1; goto EXIT_POINT; } } { const mxArray *pVal2 = ssGetSFcnParam(S,2); if (!IS_PARAM_DOUBLE(pVal2)) { validParam = true; paramIndex = 2; goto EXIT_POINT; } } { const mxArray *pVal3 = ssGetSFcnParam(S,3); if (!IS_PARAM_DOUBLE(pVal3)) { validParam = true; paramIndex = 3; goto EXIT_POINT; } } EXIT_POINT: if (validParam) { char parameterErrorMsg[1024]; sprintf(parameterErrorMsg, "The data type and or complexity of parameter %d does not match the " "information specified in the S-function Builder dialog. " "For non-double parameters you will need to cast them using int8, int16, " "int32, uint8, uint16, uint32 or boolean.", paramIndex + 1); ssSetErrorStatus(S,parameterErrorMsg); } return; } #endif /* MDL_CHECK_PARAMETERS */ /* Function: mdlInitializeSizes =============================================== * Abstract: * Setup sizes of the various vectors. */ static void mdlInitializeSizes(SimStruct *S) { DECL_AND_INIT_DIMSINFO(inputDimsInfo); DECL_AND_INIT_DIMSINFO(outputDimsInfo); ssSetNumSFcnParams(S, NPARAMS); /* Number of expected parameters */ #if defined(MATLAB_MEX_FILE) if (ssGetNumSFcnParams(S) == ssGetSFcnParamsCount(S)) { mdlCheckParameters(S); if (ssGetErrorStatus(S) != NULL) { return; } } else { return; /* Parameter mismatch will be reported by Simulink */ } #endif ssSetNumContStates(S, NUM_CONT_STATES); ssSetNumDiscStates(S, NUM_DISC_STATES); if (!ssSetNumInputPorts(S, NUM_INPUTS)) return; ssSetInputPortWidth(S, 0, INPUT_0_WIDTH); ssSetInputPortDataType(S, 0, SS_DOUBLE); ssSetInputPortComplexSignal(S, 0, INPUT_0_COMPLEX); ssSetInputPortDirectFeedThrough(S, 0, INPUT_0_FEEDTHROUGH); ssSetInputPortRequiredContiguous(S, 0, 1); /*direct input signal access*/ if (!ssSetNumOutputPorts(S, NUM_OUTPUTS)) return; ssSetOutputPortWidth(S, 0, OUTPUT_0_WIDTH); ssSetOutputPortDataType(S, 0, SS_DOUBLE); ssSetOutputPortComplexSignal(S, 0, OUTPUT_0_COMPLEX); ssSetNumSampleTimes(S, 1); ssSetNumRWork(S, 0); ssSetNumIWork(S, 0); ssSetNumPWork(S, 0); ssSetNumModes(S, 0); ssSetNumNonsampledZCs(S, 0); ssSetSimulinkVersionGeneratedIn(S, "8.7"); /* Take care when specifying exception free code - see sfuntmpl_doc.c */ ssSetOptions(