www.pudn.com > Real-Time-Structured-Light.zip > ProjectorMex.cpp, change:2016-09-19,size:3495b


#include "mex.h" 
#include "class_handle.hpp" 
 
// Output printf statements in the Matlab workspace 
#define printf mexPrintf 
 
 
// The class that we are interfacing to 
#include "ProjectorOpenGL.h" 
 
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[]) 
{	 
    // Get the command string 
    char cmd[64]; 
	if (nrhs < 1 || mxGetString(prhs[0], cmd, sizeof(cmd))) 
		mexErrMsgTxt("First input should be a command string less than 64 characters long."); 
     
    // Static methods 
    // DisplayInfo 
    if (!strcmp("GetScreenInfo", cmd)) { 
        // Call the method 
        std::vector<ScreenInfo> screenInfo; 
        screenInfo = OpenGLContext::GetScreenInfo(); 
        const char* fieldNames[] = {"screenNum","resX","resY"}; 
        plhs[0] = mxCreateStructMatrix(1, screenInfo.size(), 3, fieldNames); 
        for (unsigned int i=0; i<screenInfo.size(); i++) { 
            mxSetFieldByNumber(plhs[0], i, 0, mxCreateDoubleScalar(i)); 
            mxSetFieldByNumber(plhs[0], i, 1, mxCreateDoubleScalar(screenInfo[i].resX)); 
            mxSetFieldByNumber(plhs[0], i, 2, mxCreateDoubleScalar(screenInfo[i].resY)); 
        } 
        return; 
    } 
     
    // New 
    if (!strcmp("new", cmd)) { 
        // Check parameters 
        if (nlhs != 1) 
            mexErrMsgTxt("New: One output expected."); 
        if (nrhs < 2) 
            mexErrMsgTxt("New: Expected screen number argument."); 
        unsigned int screenNum = (unsigned int)mxGetScalar(prhs[1]); 
        // Return a handle to a new C++ instance 
        plhs[0] = convertPtr2Mat<Projector>(new ProjectorOpenGL(screenNum)); 
        return; 
    } 
     
    // Check if there is a second input, which should be the class instance handle 
    if (nrhs < 2) 
		mexErrMsgTxt("Second input should be a class instance handle."); 
     
    // Delete 
    if (!strcmp("delete", cmd)) { 
        // Destroy the C++ object 
        destroyObject<Projector>(prhs[1]); 
        // Warn if other commands were ignored 
        if (nlhs != 0 || nrhs != 2) 
            mexWarnMsgTxt("Delete: Unexpected arguments ignored."); 
        return; 
    } 
     
    // Get the class instance pointer from the second input 
    Projector *Projector_instance = convertMat2Ptr<Projector>(prhs[1]); 
     
    // Call the various class methods 
    // DisplayTexture 
    if (!strcmp("displayTexture", cmd)) { 
        // Check parameters 
        if (nlhs < 0 || nrhs < 5) 
            mexErrMsgTxt("DisplayTexture: Unexpected arguments."); 
        // Call the method 
        unsigned char *tex = (unsigned char*)mxGetData(prhs[2]); 
        unsigned int width = (unsigned int)mxGetScalar(prhs[3]); 
        unsigned int height = (unsigned int)mxGetScalar(prhs[4]); 
        Projector_instance->displayTexture(tex, width, height); 
        return; 
    } 
   // DisplayWhite 
   if (!strcmp("displayWhite", cmd)) { 
       // Check parameters 
       if (nlhs < 0 || nrhs < 1) 
           mexErrMsgTxt("Test: Unexpected arguments."); 
       // Call the method 
       Projector_instance->displayWhite(); 
       return; 
   } 
   // DisplayBlack 
   if (!strcmp("displayBlack", cmd)) { 
       // Check parameters 
       if (nlhs < 0 || nrhs < 1) 
           mexErrMsgTxt("Test: Unexpected arguments."); 
       // Call the method 
       Projector_instance->displayBlack(); 
       return; 
   }     
    // Got here, so command not recognized 
    mexErrMsgTxt("Command not recognized."); 
}