WebSVN – seema-scanner – Diff – /openmp/matlab/ProjectorMex.cpp


#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"
#include "OpenGLContext.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
    // GetScreenInfo
    if (!strcmp("GetScreenInfo", cmd)) {
        // Call the method
        std::vector<ScreenInfo> screenInfo;
        screenInfo = OpenGLContext::GetScreenInfo();
        mexPrintf("%i", screenInfo.size());
        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<ProjectorOpenGL>(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<ProjectorOpenGL>(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
    ProjectorOpenGL *Projector_instance = convertMat2Ptr<ProjectorOpenGL>(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.");
}
 

Rev 71	Rev 205
1	`#include "mex.h"`	1	`#include "mex.h"`
2	`#include "class_handle.hpp"`	2	`#include "class_handle.hpp"`
3		3
4	`// Output printf statements in the Matlab workspace`	4	`// Output printf statements in the Matlab workspace`
5	`#define printf mexPrintf`	5	`#define printf mexPrintf`
6		6
7		7
8	`// The class that we are interfacing to`	8	`// The class that we are interfacing to`
9	`#include "ProjectorOpenGL.h"`	9	`#include "ProjectorOpenGL.h"`
10	`#include "OpenGLContext.h"`	10	`#include "OpenGLContext.h"`
11		11
12	`void mexFunction(int nlhs, mxArray plhs[], int nrhs, const mxArray prhs[])`	12	`void mexFunction(int nlhs, mxArray plhs[], int nrhs, const mxArray prhs[])`
13	`{`	13	`{`
14	`// Get the command string`	14	`// Get the command string`
15	`char cmd[64];`	15	`char cmd[64];`
16	`if (nrhs < 1 \|\| mxGetString(prhs[0], cmd, sizeof(cmd)))`	16	`if (nrhs < 1 \|\| mxGetString(prhs[0], cmd, sizeof(cmd)))`
17	`mexErrMsgTxt("First input should be a command string less than 64 characters long.");`	17	`mexErrMsgTxt("First input should be a command string less than 64 characters long.");`
18		18
19	`// Static methods`	19	`// Static methods`
20	`// GetScreenInfo`	20	`// GetScreenInfo`
21	`if (!strcmp("GetScreenInfo", cmd)) {`	21	`if (!strcmp("GetScreenInfo", cmd)) {`
22	`// Call the method`	22	`// Call the method`
23	`std::vector<ScreenInfo> screenInfo;`	23	`std::vector<ScreenInfo> screenInfo;`
24	`screenInfo = OpenGLContext::GetScreenInfo();`	24	`screenInfo = OpenGLContext::GetScreenInfo();`
25	`mexPrintf("%i", screenInfo.size());`	25	`mexPrintf("%i", screenInfo.size());`
26	`const char* fieldNames[] = {"screenNum","resX","resY"};`	26	`const char* fieldNames[] = {"screenNum","resX","resY"};`
27	`plhs[0] = mxCreateStructMatrix(1, screenInfo.size(), 3, fieldNames);`	27	`plhs[0] = mxCreateStructMatrix(1, screenInfo.size(), 3, fieldNames);`
28	`for (unsigned int i=0; i<screenInfo.size(); i++) {`	28	`for (unsigned int i=0; i<screenInfo.size(); i++) {`
29	`mxSetFieldByNumber(plhs[0], i, 0, mxCreateDoubleScalar(i));`	29	`mxSetFieldByNumber(plhs[0], i, 0, mxCreateDoubleScalar(i));`
30	`mxSetFieldByNumber(plhs[0], i, 1, mxCreateDoubleScalar(screenInfo[i].resX));`	30	`mxSetFieldByNumber(plhs[0], i, 1, mxCreateDoubleScalar(screenInfo[i].resX));`
31	`mxSetFieldByNumber(plhs[0], i, 2, mxCreateDoubleScalar(screenInfo[i].resY));`	31	`mxSetFieldByNumber(plhs[0], i, 2, mxCreateDoubleScalar(screenInfo[i].resY));`
32	`}`	32	`}`
33	`return;`	33	`return;`
34	`}`	34	`}`
35		35
36	`// New`	36	`// New`
37	`if (!strcmp("new", cmd)) {`	37	`if (!strcmp("new", cmd)) {`
38	`// Check parameters`	38	`// Check parameters`
39	`if (nlhs != 1)`	39	`if (nlhs != 1)`
40	`mexErrMsgTxt("New: One output expected.");`	40	`mexErrMsgTxt("New: One output expected.");`
41	`if (nrhs < 2)`	41	`if (nrhs < 2)`
42	`mexErrMsgTxt("New: Expected screen number argument.");`	42	`mexErrMsgTxt("New: Expected screen number argument.");`
43	`unsigned int screenNum = (unsigned int)mxGetScalar(prhs[1]);`	43	`unsigned int screenNum = (unsigned int)mxGetScalar(prhs[1]);`
44	`// Return a handle to a new C++ instance`	44	`// Return a handle to a new C++ instance`
45	`plhs[0] = convertPtr2Mat<ProjectorOpenGL>(new ProjectorOpenGL(screenNum));`	45	`plhs[0] = convertPtr2Mat<ProjectorOpenGL>(new ProjectorOpenGL(screenNum));`
46	`return;`	46	`return;`
47	`}`	47	`}`
48		48
49	`// Check if there is a second input, which should be the class instance handle`	49	`// Check if there is a second input, which should be the class instance handle`
50	`if (nrhs < 2)`	50	`if (nrhs < 2)`
51	`mexErrMsgTxt("Second input should be a class instance handle.");`	51	`mexErrMsgTxt("Second input should be a class instance handle.");`
52		52
53	`// Delete`	53	`// Delete`
54	`if (!strcmp("delete", cmd)) {`	54	`if (!strcmp("delete", cmd)) {`
55	`// Destroy the C++ object`	55	`// Destroy the C++ object`
56	`destroyObject<ProjectorOpenGL>(prhs[1]);`	56	`destroyObject<ProjectorOpenGL>(prhs[1]);`
57	`// Warn if other commands were ignored`	57	`// Warn if other commands were ignored`
58	`if (nlhs != 0 \|\| nrhs != 2)`	58	`if (nlhs != 0 \|\| nrhs != 2)`
59	`mexWarnMsgTxt("Delete: Unexpected arguments ignored.");`	59	`mexWarnMsgTxt("Delete: Unexpected arguments ignored.");`
60	`return;`	60	`return;`
61	`}`	61	`}`
62		62
63	`// Get the class instance pointer from the second input`	63	`// Get the class instance pointer from the second input`
64	`ProjectorOpenGL *Projector_instance = convertMat2Ptr<ProjectorOpenGL>(prhs[1]);`	64	`ProjectorOpenGL *Projector_instance = convertMat2Ptr<ProjectorOpenGL>(prhs[1]);`
65		65
66	`// Call the various class methods`	66	`// Call the various class methods`
67	`// DisplayTexture`	67	`// DisplayTexture`
68	`if (!strcmp("displayTexture", cmd)) {`	68	`if (!strcmp("displayTexture", cmd)) {`
69	`// Check parameters`	69	`// Check parameters`
70	`if (nlhs < 0 \|\| nrhs < 5)`	70	`if (nlhs < 0 \|\| nrhs < 5)`
71	`mexErrMsgTxt("DisplayTexture: Unexpected arguments.");`	71	`mexErrMsgTxt("DisplayTexture: Unexpected arguments.");`
72	`// Call the method`	72	`// Call the method`
73	`unsigned char tex = (unsigned char)mxGetData(prhs[2]);`	73	`unsigned char tex = (unsigned char)mxGetData(prhs[2]);`
74	`unsigned int width = (unsigned int)mxGetScalar(prhs[3]);`	74	`unsigned int width = (unsigned int)mxGetScalar(prhs[3]);`
75	`unsigned int height = (unsigned int)mxGetScalar(prhs[4]);`	75	`unsigned int height = (unsigned int)mxGetScalar(prhs[4]);`
76	`Projector_instance->displayTexture(tex, width, height);`	76	`Projector_instance->displayTexture(tex, width, height);`
77	`return;`	77	`return;`
78	`}`	78	`}`
79	`// DisplayWhite`	79	`// DisplayWhite`
80	`if (!strcmp("displayWhite", cmd)) {`	80	`if (!strcmp("displayWhite", cmd)) {`
81	`// Check parameters`	81	`// Check parameters`
82	`if (nlhs < 0 \|\| nrhs < 1)`	82	`if (nlhs < 0 \|\| nrhs < 1)`
83	`mexErrMsgTxt("Test: Unexpected arguments.");`	83	`mexErrMsgTxt("Test: Unexpected arguments.");`
84	`// Call the method`	84	`// Call the method`
85	`Projector_instance->displayWhite();`	85	`Projector_instance->displayWhite();`
86	`return;`	86	`return;`
87	`}`	87	`}`
88	`// DisplayBlack`	88	`// DisplayBlack`
89	`if (!strcmp("displayBlack", cmd)) {`	89	`if (!strcmp("displayBlack", cmd)) {`
90	`// Check parameters`	90	`// Check parameters`
91	`if (nlhs < 0 \|\| nrhs < 1)`	91	`if (nlhs < 0 \|\| nrhs < 1)`
92	`mexErrMsgTxt("Test: Unexpected arguments.");`	92	`mexErrMsgTxt("Test: Unexpected arguments.");`
93	`// Call the method`	93	`// Call the method`
94	`Projector_instance->displayBlack();`	94	`Projector_instance->displayBlack();`
95	`return;`	95	`return;`
96	`}`	96	`}`
97	`// Got here, so command not recognized`	97	`// Got here, so command not recognized`
98	`mexErrMsgTxt("Command not recognized.");`	98	`mexErrMsgTxt("Command not recognized.");`
99	`}`	99	`}`
100		100

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