Define a sim structure
Scilab typed list of type scs. It contains static arrays coming from the result of the compilation. That arrays does not evolve during the simulation.
Size : 33.
Type : scilab tlist.
funs
A list containing names of the computational functions or scilab functions.
Size : number of blocks.
Type : list of strings and/or scilab function.
xptr
A vector pointer to the continuous time state register x. The continuous-time state of block i is state.x(sim.xptr(i):sim.xptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of integers.
zptr
A vector pointer to the discrete time state register z. The discrete-time state of block i is state.z(sim.zptr(i):sim.zptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of integers.
ozptr
A vector pointer to the object discrete state register oz. The object discrete state of block i is state.oz(sim.ozptr(i):sim.ozptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of integers.
zcptr
A vector pointer to the zero-crossing surfaces.
register. That vector gives by block the used number of the zero-crossing.
Size : number of blocks + 1.
Type : column vector of integers.
inpptr
(sim.inpptr(i+1)-sim.inpptr(i)) gives the number of regular input ports of the i block.
inpptr(i) points to the beginning of ith block inputs within the indirection table inplnk.
Size : number of blocks + 1.
Type : column vector of integers.
outptr
(sim.outptr(i+1)-sim.outptr(i)) gives the number of regular ouyput ports of the i block.
outptr(i) points to the beginning of ith block outputs within the indirection table outlnk.
Size : number of blocks + 1.
Type : column vector of integers.
inplnk
(cpr.sim.inplnk(cpr.sim.inpptr(i)-1+j)) is the index of the link connected to the jth input port of the ith block where j goes from 1 to (cpr.sim.inpptr(i+1)-cpr.sim.inpptr(i)).
Size : total number of regular input port.
Type : column vector of integers.
outlnk
(cpr.sim.outlnk(cpr.sim.outptr(i)-1+j)) is the index of the link connected to the jth output port of the ith block where j goes from 1 to (cpr.sim.outptr(i+1)-cpr.sim.outptr(i)).
Size : total number of regular output port.
Type : column vector of integers.
rpar
Vector of real parameters that is obtained by concatenating the real parameters registers of all the blocks.
Size : total number of real parameters.
Type : column vector of real numbers.
rpptr
A vector pointer to the real parameters register rpar. The real parameters of block i are sim.rpar(sim.rpptr(i):sim.rpptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of integer.
ipar
Vector of integer parameters that is obtained by concatenating the integer parameters registers of all the blocks.
Size : total number of integer parameters.
Type : column vector of integer.
ipptr
A vector pointer to the integer parameters register ipar. The integer parameters of block i are sim.ipar(sim.ipptr(i):sim.ipptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of real numbers.
opar
List of object parameters that is obtained by concatenating the list of object parameters of all the blocks.
Size : total number of object parameters.
Type : list of scilab objects.
opptr
A vector pointer to the object parameters list opar. The object parameters of block i are sim.opar(sim.opptr(i):sim.opptr(i+1)-1).
Size : number of blocks + 1.
Type : column vector of integers.
clkptr
A vector pointer to output activation ports.
(cpr.sim.clkptr(i):cpr.sim.clkptr(i+1)-1) gives the number of output event ports of the block i.
Size : number of blocks + 1.
Type : column vector of integers.
ordptr
A vector pointer to ordclk designating the part of ordclk corresponding to a given activation.
(cpr.sim.ordptr(i):cpr.sim.ordptr(i+1)-1) points to the region within ordclk indicates the number of blocks activated by the output event ports numbered i.
Size : number of sources of activation + 1.
Type : column vector of integers.
execlk
Unused.
Size : - Type : matrix of real.
ordclk
A matrix associated to blocks activated by output activation ports. The first column contains the block number, and the second, the event code by which the block should be called.
Size : total number of blocks summed by source of activations.
Type : matrix of integers.
cord
A matrix associated to always active blocks.
The first column contains the block number, and the second, the event code by which the block should be called.
Size : ncord.
Type : matrix of integers.
oord
Subset of cord. Blocks of that matrix have outputs which affect computation of continuous state derivatives.
Size : noord.
Type : matrix of integers.
zord
Subset of zord. Blocks of that matrix have outputs which affect computation of zero-crossing surfaces.
Size : nzord.
Type : matrix of integers.
critev
A vector of size equal to the number of activations and containing zeros and ones. The value one indicates that the activation is critical in the sense that the continuous-time solver must be cold restarted.
Size : number of source of activation.
Type : column vector of integers.
nb
Number of blocks. Note that the number of blocks may differ from the original number of blocks in the diagram because c_pass2 may duplicate some conditional blocks.
Size : 1.
Type : integer.
ztyp
A vector of size equal to the number of blocks.
A 1 entry indicates that the block may have zero-crossings, even if it does not in the context of the diagram. Usually not used by the simulator.
Size : number of blocks.
Type : column vector of integers.
nblk
Not used. Set to nb.
Size : 1 Type : integer.
ndcblk
Not used.
Size : - Type : integer.
subscr
Not used.
Size : 0 Type : empty real.
funtyp
A vector of size equal to the number of blocks indicating the type of the computational function of the block. Block type can be 0 through 5.
Currently only type 4 (C language) and type 5 (Scilab language) computational functions should be used. But older blocks can also be used.
Size : number of blocks.
Type : column vector of integer.
iord
A matrix associated to blocks that must be activated at the start of the simulation. This includes blocks inheriting from constant blocks and always active blocks.
Size : niord.
Type : matrix of integers.
labels
A string vector of size equal to the number of blocks containing block labels.
Size : numbers of blocks.
Type : column vector of strings.
modptr
A vector pointer to the block modes.
Size : number of blocks + 1.
Type : column vector of integer.
SCI/modules/scicos/macros/scicos_scicos/scicos_sim.sci