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0030953: Data Exchange - implement export of mesh data into glTF 2.0 format

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Added new class RWGltf_CafWriter for exporting XCAF document into glTF file
as well as Draw Harness command WriteGltf.

Added auxiliary method OSD_Path::FileNameAndExtension() splitting file name into Name and Extension.
This commit is contained in:
kgv
2019-11-19 02:09:09 +03:00
committed by bugmaster
parent df8c7e3e18
commit 01b2f506d6
26 changed files with 3620 additions and 12 deletions
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31
src/OSD/OSD_Path.cxx
View File

@@ -1675,3 +1675,34 @@ void OSD_Path::FolderAndFileFromPath (const TCollection_AsciiString& theFilePath
theFileName.Clear();
}
}
// =======================================================================
// function : FileNameAndExtension
// purpose :
// =======================================================================
void OSD_Path::FileNameAndExtension (const TCollection_AsciiString& theFilePath,
TCollection_AsciiString& theName,
TCollection_AsciiString& theExtension)
{
const Standard_Integer THE_EXT_MAX_LEN = 20; // this method is supposed to be used with normal extension
const Standard_Integer aLen = theFilePath.Length();
for (Standard_Integer anExtLen = 1; anExtLen < aLen && anExtLen < THE_EXT_MAX_LEN; ++anExtLen)
{
if (theFilePath.Value (aLen - anExtLen) == '.')
{
const Standard_Integer aNameUpper = aLen - anExtLen - 1;
if (aNameUpper < 1)
{
break;
}
theName = theFilePath.SubString (1, aNameUpper);
theExtension = theFilePath.SubString (aLen - anExtLen + 1, aLen);
theExtension.LowerCase();
return;
}
}
theName = theFilePath;
theExtension.Clear();
}

12
src/OSD/OSD_Path.hxx
View File

@@ -215,6 +215,18 @@ public:
TCollection_AsciiString& theFolder,
TCollection_AsciiString& theFileName);
//! Return file extension from the name in lower case.
//! Extension is expected to be within 20-symbols length, and determined as file name tail after last dot.
//! Example: IN theFilePath ='Image.sbs.JPG'
//! OUT theName ='Image.sbs'
//! OUT theFileName ='jpg'
//! @param theFilePath [in] file path
//! @param theName [out] file name without extension
//! @param theExtension [out] file extension in lower case and without dot
Standard_EXPORT static void FileNameAndExtension (const TCollection_AsciiString& theFilePath,
TCollection_AsciiString& theName,
TCollection_AsciiString& theExtension);
//! Detect absolute DOS-path also used in Windows.
//! The total path length is limited to 256 characters.
//! Sample path: