void drawInit()
{
g_DepthColoring[DEPTH_OFF] = "Off";
g_DepthColoring[LINEAR_HISTOGRAM] = "Linear Histogram";
g_DepthColoring[PSYCHEDELIC] = "Psychedelic";
g_DepthColoring[PSYCHEDELIC_SHADES] = "Psychedelic (Millimeters)";
g_DepthColoring[RAINBOW] = "Rainbow";
g_DepthColoring[CYCLIC_RAINBOW] = "Cyclic Rainbow";
g_DepthColoring[CYCLIC_RAINBOW_HISTOGRAM] = "Cyclic Rainbow Histogram";
g_DepthColoring[STANDARD_DEVIATION] = "Standard Deviation";
g_ImageColoring[IMAGE_OFF] = "Off";
g_ImageColoring[IMAGE_NORMAL] = "Normal";
g_ImageColoring[DEPTH_MASKED_IMAGE] = "Depth Masked Image";
CreateRainbowPallet();
setPreset(7);
TextureMapInit(&g_texBackground, 1024, 1024, 3, 1024, 1024);
// load background image
xnOSLoadFile("..\\..\\..\\..\\Data\\RGBViewer\\back.raw", TextureMapGetLine(&g_texBackground, 0), 1024*1024*3);
TextureMapUpdate(&g_texBackground);
mouseInputRegisterForSelectionRectangle(drawSelectionChanged);
mouseInputRegisterForCursorMovement(drawCursorMoved);
}
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnStatus FindEntry(const XnChar* cpINIFile, const XnChar* cpSection, const XnChar* cpKey, XnChar* cpDest)
{
XnStatus nRetVal = XN_STATUS_OK;
// get file size
XnUInt32 nFileSize;
nRetVal = xnOSGetFileSize(cpINIFile, &nFileSize);
XN_IS_STATUS_OK(nRetVal);
// read entire file to memory
XnChar* csFileData = (XnChar*)xnOSMalloc(sizeof(XnChar)*nFileSize + 1);
XN_VALIDATE_ALLOC_PTR(csFileData);
nRetVal = xnOSLoadFile(cpINIFile, csFileData, nFileSize);
if (nRetVal != XN_STATUS_OK)
{
xnOSFree(csFileData);
return nRetVal;
}
// place NULL at the end
csFileData[nFileSize] = '\0';
// now parse file
XnChar* pCurPos = csFileData;
XnBool bIsInRequestedSection = FALSE;
XnChar csTempString[XN_INI_MAX_LEN];
XnUInt32 nTempStringLength = 0;
while (TRUE)
{
// ignore spaces
while (*pCurPos && XN_IS_SPACE(pCurPos))
{
pCurPos++;
}
// check we haven't reached the end
if (!*pCurPos)
{
break;
}
if (*pCurPos == ';' || *pCurPos == '#') // comment
{
XN_SKIP_LINE(pCurPos);
continue;
}
if (*pCurPos == '[') // start of section
{
pCurPos++;
XN_READ_TILL(pCurPos, *pCurPos == ']' || XN_IS_NEWLINE(pCurPos), csTempString, nTempStringLength);
if (*pCurPos == ']') // valid section name
{
if (bIsInRequestedSection)
{
// we're leaving the requested section, and string wasn't found
xnOSFree(csFileData);
return XN_STATUS_OS_INI_READ_FAILED;
}
if (strcmp(csTempString, cpSection) == 0)
{
bIsInRequestedSection = TRUE;
}
}
// in any case, move to the next line
XN_SKIP_LINE(pCurPos);
continue;
} // section
// if we're not in the right section, we don't really care what's written in this line. Just skip it.
if (!bIsInRequestedSection)
{
XN_SKIP_LINE(pCurPos);
continue;
}
// regular line. check if this is a key (look for the '=' sign)
XN_READ_TILL(pCurPos, *pCurPos == '=' || XN_IS_NEWLINE(pCurPos), csTempString, nTempStringLength);
if (*pCurPos == '=') // we found a key
{
if (strcmp(csTempString, cpKey) == 0)
{
// we found our key. The value is the rest of the line
pCurPos++;
XN_READ_TILL(pCurPos, XN_IS_NEWLINE(pCurPos), cpDest, nTempStringLength);
xnOSFree(csFileData);
return XN_STATUS_OK;
}
}
// if we got here, skip to the next line
XN_SKIP_LINE(pCurPos);
} // while loop
xnOSFree(csFileData);
return (XN_STATUS_OS_INI_READ_FAILED);
}
