...
A extension must inherit from one of the types, implement some generic basic methods for the interface, and the specific methods of the extension type its writing.
Example of a basic extension implementing generic methods.
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class CubeExampleExtension : public CgeometryLoaderExtension
{
// Macro for burocracy, parameters: extension name, main class in the extension, and the version number
DECLARE_EXTENSION_METHODS( "CubeExample", CubeExampleExtension, 1 )
public:
//declare internal variables for calculation, it must include at least variables for storing extensionData values
double cubeSize;
CubeExampleExtension()
{
//create the editable values of the extensions, they can be modified when used,
// getExtensionData returns the internal MxParamList to create new fields
// check MxParamList for all possibilities of types creation
getExtensionData()->createDouble( "Cube size", 1.0, 0, 1000 );//Create parameter with Default value
}
~CubeExampleExtension()
{
}
bool initialize()
{
//We must at least copy the extensionData values to internal variables, this will be called usually just one time,
//before maxwell needs it
getExtensionData()->getDouble( "Cube size", cubeSize );//Get the parameter value and store it before using it
return true;
}
bool loadMesh( Cmaxwell::Cobject &cube )
{
...
// <extension type method> CgeometryLoaderExtension method, will be explained in the corresponding chapter
...
}
bool getBoundingBox( Cvector &bmin, Cvector& bmax)
{
...
// <extension type method> CgeometryLoaderExtension method, will be explained in the corresponding chapter
...
} |