opencv/modules/matlab/generator/templates/template_class_base.cpp

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2013-03-18 08:35:43 +08:00
/*
* file: {{class.name}}Bridge.cpp
* author: A trusty code generator
* date: {{time.strftime("%a, %d %b %Y %H:%M:%S", time.gmtime())}}
*
* This file was autogenerated, do not modify.
* See LICENCE for full modification and redistribution details.
* Copyright {{time.strftime("%Y", time.gmtime())}} The OpenCV Foundation
*/
#include "mex.h"
#include "bridge.hpp"
#include <vector>
#include <unordered_map>
#include <string>
{% block includes %}
{% endblock %}
namespace {
typedef std::unordered_map Map;
typedef std::vector<Bridge> (*)({{class.name}}&, const std::vector<Bridge>&) MethodSignature;
{% for function in class.functions %}
// wrapper for {{function.name}}() method
std::vector<Bridge> {{function.name}}({{class.name}}& inst, const std::vector<Bridge>& args) {
// setup
// invoke
// setdown
}
{% endfor %}
map<std::string, MethodSignature> createMethodMap() {
Map<std::string, MethodSignature> m;
{% for function in class.functions %}
m["{{function.name}}"] = &{{function.name}};
{% endfor %}
return m;
}
static const Map<std::string, MethodSignature> methods = createMethodMap();
// map of created {{class.name}} instances. Don't trust the user to keep them safe...
static Map<void *, {{class.name}}> instances;
/*
* {{ class.name }}
* Gateway routine
* nlhs - number of return arguments
* plhs - pointers to return arguments
* nrhs - number of input arguments
* prhs - pointers to input arguments
*/
void mexFunction(int nlhs, mxArray* plhs[],
int nrhs, const mxArray* prhs[]) {
// parse the inputs
Bridge method_name(prhs[0]);
Bridge handle(prhs[1]);
std::vector<Bridge> brhs(prhs+2, prhs+nrhs);
// retrieve the instance of interest
try {
{{class.name}}& inst = instances.at(handle.address());
} catch (const std::out_of_range& e) {
mexErrMsgTxt("Invalid object instance provided");
}
// invoke the correct method on the data
try {
std::vector<Bridge> blhs = (*methods.at(method_name))(inst, brhs);
} catch (const std::out_of_range& e) {
mexErrMsgTxt("Unknown method specified");
}
{% block postfun %}
{% endblock %}
{% block cleanup %}
{% endblock %}
}
}; // end namespace