ogldemo.c

CVI教程,用于信号采集系统的多任务开发软件.学习简单,功能实用.

    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_X_STEP,&uniformConfig.x.steps) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_X_MAX,&uniformConfig.x.max) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_MIN,&uniformConfig.y.min) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_STEP,&uniformConfig.y.steps) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_MAX,&uniformConfig.y.max) );
    
Error :
    return error;
}

//----------------------------------------------------------------------------
// setControlAttributes
//----------------------------------------------------------------------------
static int setControlAttributes(void)
{
    int error = 0;
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_LIGHTING_ENABLE,
                        1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_LIGHT_SELECT,
                        1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_LIGHT_ENABLE,
                        1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_LIGHT_DISTANCE,
                        3.0) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XNAME_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YNAME_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZNAME_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XNAME,"x axis") );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YNAME,"y axis") );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZNAME,"z axis") );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XLABEL_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YLABEL_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZLABEL_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_VIEW_DISTANCE,3.00) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XY_GRID_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YZ_GRID_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XZ_GRID_VISIBLE,1) );
#if 0    /* formerly excluded lines */
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XLABEL_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YLABEL_VISIBLE,1) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZLABEL_VISIBLE,1) );
#endif   /* formerly excluded lines */
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_PROJECTION_TYPE,OGLVAL_PERSPECTIVE) );
    
Error :
    return error;
}

//----------------------------------------------------------------------------
// createSPlot
//----------------------------------------------------------------------------
int createSPlot(OGLVertexD *plot,int x,int y)
{
    int error = 0;
    int numPlots;
    errChk( OGLGetCtrlAttribute(demoPanel,demoControl,OGLATTR_NUM_PLOTHANDLES,&numPlots) ); 
    
    if (numPlots)
    {
        errChk( OGLGetCtrlAttribute(demoPanel,demoControl,OGLATTR_FIRST_PLOTHANDLE,&numPlots) );    
        errChk( OGLDeletePlot(demoPanel,demoControl,numPlots,0) );
    }
    
    errChk( numPlots = OGLPlot3DScatter (demoPanel, demoControl, plot, x, y, OGLVAL_DOUBLE) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_STYLE,OGLVAL_SMOOTH) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_COLOR,OGLVAL_RED) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_SPECULAR_FACTOR,1.0) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_SHININESS,50) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_WIRE_STYLE,OGLVAL_NONE) );
    errChk( OGLRefreshGraph(demoPanel, demoControl) );
Error :
    return error;
}
    

//----------------------------------------------------------------------------
// createUPlot
//----------------------------------------------------------------------------
int createUPlot(double *plot,double xStep,double yStep)
{
    int error = 0;
    int x = uniformConfig.x.steps + 1;
    int y = uniformConfig.y.steps + 1;
    int numPlots;
    errChk( OGLGetCtrlAttribute(demoPanel,demoControl,OGLATTR_NUM_PLOTHANDLES,&numPlots) ); 
    
    if (numPlots)
    {
        errChk( OGLGetCtrlAttribute(demoPanel,demoControl,OGLATTR_FIRST_PLOTHANDLE,&numPlots) );    
        errChk( OGLDeletePlot(demoPanel,demoControl,numPlots,0) );
    }
    
    errChk( numPlots = OGLPlot3DUniform (demoPanel, demoControl, plot, x, y,
                                         OGLVAL_DOUBLE, xStep,
                                         uniformConfig.x.min, yStep,
                                         uniformConfig.y.min) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_STYLE,OGLVAL_SMOOTH) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_COLOR,OGLVAL_RED) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_SPECULAR_FACTOR,1.0) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_SURFACE_SHININESS,50) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_WIRE_STYLE,OGLVAL_SOLID) );
    errChk( OGLSetPlotAttribute(demoPanel,demoControl,numPlots,OGLATTR_WIRE_COLOR,OGLVAL_RED) );
    errChk( OGLRefreshGraph(demoPanel, demoControl) );
    free(plot);
Error :
    return error;
}
    

//----------------------------------------------------------------------------
// sphere
//----------------------------------------------------------------------------
int sphere (void)
{
    int error = 0;
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_RADIUS,&sphereConfig.radius) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LONG_MIN,&sphereConfig.longitude.min) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LONG_MAX,&sphereConfig.longitude.max) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LONG_STEP,&sphereConfig.longitude.steps) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LAT_MIN,&sphereConfig.latitude.min) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LAT_MAX,&sphereConfig.latitude.max) );
    errChk( GetCtrlVal(sphereConfig.panel,SPHERE_LAT_STEP,&sphereConfig.latitude.steps) );
    
    if  (sphereConfig.longitude.max < sphereConfig.longitude.min)
    {
        double temp = sphereConfig.longitude.max;
        sphereConfig.longitude.max = sphereConfig.longitude.min;
        sphereConfig.longitude.min = temp;
    }
    
    if  (sphereConfig.latitude.max < sphereConfig.latitude.min)
    {
        double temp = sphereConfig.latitude.max;
        sphereConfig.latitude.max = sphereConfig.latitude.min;
        sphereConfig.latitude.min = temp;
    }
        
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMIN,-sphereConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMAX,sphereConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMIN,-sphereConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMAX,sphereConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMIN,-sphereConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMAX,sphereConfig.radius) );
    

Error : 
    return error;
}

//----------------------------------------------------------------------------
// cylinder
//----------------------------------------------------------------------------
int cylinder (void)
{
    int error = 0;
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_RADIUS,&cylinderConfig.radius) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_LONG_MIN,&cylinderConfig.longitude.min) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_LONG_STEP,&cylinderConfig.longitude.steps) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_LONG_MAX,&cylinderConfig.longitude.max) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_BOTTOMPOS,&cylinderConfig.height.min) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_HEIGHT,&cylinderConfig.height.max) );
    errChk( GetCtrlVal(cylinderConfig.panel,CYLINDER_HT_STEP,&cylinderConfig.height.steps) );
    
    if  (cylinderConfig.longitude.max < cylinderConfig.longitude.min)
    {
        double temp = cylinderConfig.longitude.max;
        cylinderConfig.longitude.max = cylinderConfig.longitude.min;
        cylinderConfig.longitude.min = temp;
    }
    
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMIN,-cylinderConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMAX,cylinderConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMIN,-cylinderConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMAX,cylinderConfig.radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMIN,cylinderConfig.height.min) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMAX,cylinderConfig.height.min+cylinderConfig.height.max) );
    
Error : 
    return error;
}

//----------------------------------------------------------------------------
// torus
//----------------------------------------------------------------------------
int torus (void)
{
    int error = 0;
    double radius;
    errChk( GetCtrlVal(torusConfig.panel,TORUS_MAJORRADIUS,&torusConfig.majorrad) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_MINORRADIUS,&torusConfig.minorrad) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LONG_MIN,&torusConfig.longitude.min) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LONG_MAX,&torusConfig.longitude.max) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LONG_STEP,&torusConfig.longitude.steps) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LAT_MIN,&torusConfig.latitude.min) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LAT_MAX,&torusConfig.latitude.max) );
    errChk( GetCtrlVal(torusConfig.panel,TORUS_LAT_STEP,&torusConfig.latitude.steps) );

    if  (torusConfig.longitude.max < torusConfig.longitude.min)
    {
        double temp = torusConfig.longitude.max;
        torusConfig.longitude.max = torusConfig.longitude.min;
        torusConfig.longitude.min = temp;
    }
    
    if  (torusConfig.latitude.max < torusConfig.latitude.min)
    {
        double temp = torusConfig.latitude.max;
        torusConfig.latitude.max = torusConfig.latitude.min;
        torusConfig.latitude.min = temp;
    }
    
    radius = torusConfig.majorrad + torusConfig.minorrad;
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMIN,-radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMAX,radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMIN,-radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMAX,radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMIN,-radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMAX,radius) );
    
Error : 
    return error;
}

//----------------------------------------------------------------------------
// cone
//----------------------------------------------------------------------------
int cone (void)
{
    int error = 0;
    double radius;
    errChk( GetCtrlVal(coneConfig.panel,CONE_BOTTOMRADIUS,&coneConfig.bottomrad) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_TOPRADIUS,&coneConfig.toprad) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_LONG_MIN,&coneConfig.longitude.min) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_LONG_STEP,&coneConfig.longitude.steps) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_LONG_MAX,&coneConfig.longitude.max) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_BOTTOMPOS,&coneConfig.height.min) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_HEIGHT,&coneConfig.height.max) );
    errChk( GetCtrlVal(coneConfig.panel,CONE_HT_STEP,&coneConfig.height.steps) );
    
    if  (coneConfig.longitude.max < coneConfig.longitude.min)
    {
        double temp = coneConfig.longitude.max;
        coneConfig.longitude.max = coneConfig.longitude.min;
        coneConfig.longitude.min = temp;
    }
    
    radius = (coneConfig.bottomrad > coneConfig.toprad) ? coneConfig.bottomrad : coneConfig.toprad;
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMIN,-radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_XMAX,radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMIN,-radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_YMAX,radius) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMIN,coneConfig.height.min) );
    errChk( OGLSetCtrlAttribute(demoPanel,demoControl,OGLATTR_ZMAX,coneConfig.height.min + coneConfig.height.max) );
    
Error : 
    return error;
}

//----------------------------------------------------------------------------
// uniform
//----------------------------------------------------------------------------
int uniform(void)
{
    int error = 0;
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_X_MIN,&uniformConfig.x.min) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_X_STEP,&uniformConfig.x.steps) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_X_MAX,&uniformConfig.x.max) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_MIN,&uniformConfig.y.min) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_STEP,&uniformConfig.y.steps) );
    errChk( GetCtrlVal(uniformConfig.panel,UPLOT_Y_MAX,&uniformConfig.y.max) );
Error :
    return error;
}

//----------------------------------------------------------------------------
// Button Callbacks
//----------------------------------------------------------------------------
int CVICALLBACK properties (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            OGLPropertiesPopup(demoPanel,demoControl);
            break;
    }
    return 0;
}

int CVICALLBACK shutdown (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            QuitUserInterface (0);
            break;
    }
    return 0;
}

int CVICALLBACK UniformPlot (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            break;
    }
    return 0;
}

int CVICALLBACK sphereConfigure (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            RemovePopup (0);
            if (control == SPHERE_OK)
                return sphere();                    
            break;
    }
    return 0;
}

int CVICALLBACK cylinderConfigure  (int panel, int control, int event,