-Note: SWIG for Scilab can work in two modes related to the way the module is build, see the Building modes section for details. +Note: SWIG for Scilab can work in two modes related to the way the module is built, see the Building modes section for details. This example uses the builder mode.
@@ -170,7 +170,7 @@ The swig executable has several other command line options you can use.-To be loaded in Scilab, the wrapper has to be build into a dynamic module (or shared library). +To be loaded in Scilab, the wrapper has to be built into a dynamic module (or shared library).
@@ -183,7 +183,7 @@ $ gcc -shared example_wrap.o -o libexample.so
-Note: we supposed in this example the path to the Scilab include directory is /usr/local/include/scilab (which is the case in a Debian environment), this sould be changed for another environment. +Note: we supposed in this example that the path to the Scilab include directory is /usr/local/include/scilab (which is the case in a Debian environment), this should be changed for another environment.
-Which means that Scilab has sucessfully loaded the shared library. The module functions and other symbols are now available in Scilab. +which means that Scilab has successfully loaded the shared library. The module functions and other symbols are now available in Scilab.
--> fact(5) -ans = 120 +ans = + + 120.
For the Foo global variable, the accessors need to be used:
--> Foo_get -ans = 3 +ans = + + 3. --> Foo_set(4); --> Foo_get -ans = 4 +ans = + + 4.
-Note: in order to be concise, the remaining Scilab code examples assume the modules have been successfully built and loaded in Scilab. +Note: for conciseness, we assume in the subsequent Scilab code examples that the modules have been beforehand built and loaded in Scilab.
--> fact(4)
-ans =
+ans =
24.
@@ -492,17 +502,15 @@ It works the same:
--> initArrays(); --> x_get() - ans = + ans = - 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. + 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. --> y_set([0:6] / 10); --> y_get() + ans = ---> - ans = - - 0. 0.1 0.2 0.3 0.4 0.5 0.6 + 0. 0.1 0.2 0.3 0.4 0.5 0.6 @@ -531,32 +539,47 @@ the following getter functions are generated:--> exec loader.sce; --> ICONST_get(); - ans = - 42 + ans = + + 42. + --> FCONST_get(); - ans = - 2.1828 + ans = + + 2.1828 + --> CCONST_get(); - ans = - x + ans = + + x + --> CCONST2_get(); - ans = + ans = --> SCONST_get(); - ans = - Hello World + ans = + + Hello World + --> SCONST2_get(); - ans = - "Hello World" + ans = + + "Hello World" + --> EXPR_get(); - ans = - 48.5484 + ans = + + 48.5484 + --> iconst_get(); - ans = - 37 + ans = + + 37. + --> fconst_get(); - ans = - 3.14 + ans = + + 3.14
@@ -590,32 +613,47 @@ are mapped to Scilab variables, with the same name:
--> exec loader.sce; --> ICONST - ans = - 42 + ans = + + 42 + --> FCONST - ans = - 2.1828 + ans = + + 2.1828 + --> CCONST - ans = - x + ans = + + x + --> CCONST2 - ans = + ans = --> SCONST - ans = - Hello World + ans = + + Hello World + --> SCONST2 - ans = - "Hello World" + ans = + + "Hello World" + --> EXPR - ans = - 48.5484 + ans = + + 48.5484 + --> iconst - ans = - 37 + ans = + + 37 + --> fconst - ans = - 3.14 + ans = + + 3.14
@@ -661,13 +704,19 @@ typedef enum { RED, BLUE, GREEN } color; --> exec loader.sce; --> RED ans = - 0. + + 0. + --> BLUE ans = - 1. + + 1. + --> GREEN ans = - 2. + + 2. +
@@ -753,7 +802,7 @@ But it is possible to have a null pointer by using the previous functions SW --> SWIG_this(p) == 0 ans = - T + T @@ -803,7 +852,7 @@ Usage example: --> Foo_x_get(f) ans = - 100. + 100. --> Foo_arr_set(f, [0:3]); --> Foo_arr_get(f) @@ -847,7 +896,7 @@ typedef struct { --> Bar_x_get(b2); ans = - 20. + 20. @@ -894,7 +943,8 @@ can be used in Scilab like this: --> p2 = Point_new(1, 2); --> p1.distance(p2) ans = - 3.6056 + + 3.6056 --> delete_Point(p1); --> delete_Point(p2); @@ -964,12 +1014,12 @@ But we can use either use the get_perimeter() function of the parent cl 2. --> Circle_get_perimeter(c) - ans = + ans = 18.84 --> Shape_get_perimeter(c) - ans = + ans = 18.84 @@ -1070,17 +1120,17 @@ Then in Scilab: -->IntTriplet_first_get(t) ans = - 3. + 3. -->IntTriplet_second_get(t) ans = - 4. + 4. -->IntTriplet_third_get(t) ans = - 1. + 1. -->delete_IntTriplet(t); @@ -1260,7 +1310,7 @@ It can be used with the lasterror() function as following: -->lasterror() ans = -SWIG/Scilab: Exception (char const *) occured: Bye world ! + SWIG/Scilab: Exception (char const *) occured: Bye world ! @@ -1344,7 +1394,7 @@ The following table provides the equivalent Scilab type for C/C++ primitive typeNotes: