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Collada ZAE import must convert manifest and image paths

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Moved ConvertPath into ColladaParser and use it when reading all filenames from the XML

Added more EXPECTS to the Collada tests
This commit is contained in:
RichardTea
2019-10-11 18:57:38 +01:00
parent 14f8877a2c
commit ce5c71d2e7
6 changed files with 100 additions and 64 deletions
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69
code/Collada/ColladaParser.cpp
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@@ -183,13 +183,66 @@ std::string ColladaParser::ReadZaeManifest(ZipArchiveIOSystem &zip_archive) {
if (filepath == nullptr)
return std::string();
return std::string(filepath);
aiString ai_str(filepath);
ConvertPath(ai_str);
return std::string(ai_str.C_Str());
}
}
}
return std::string();
}
// ------------------------------------------------------------------------------------------------
// Convert a path read from a collada file to the usual representation
void ColladaParser::ConvertPath(aiString& ss)
{
// TODO: collada spec, p 22. Handle URI correctly.
// For the moment we're just stripping the file:// away to make it work.
// Windows doesn't seem to be able to find stuff like
// 'file://..\LWO\LWO2\MappingModes\earthSpherical.jpg'
if (0 == strncmp(ss.data, "file://", 7))
{
ss.length -= 7;
memmove(ss.data, ss.data + 7, ss.length);
ss.data[ss.length] = '\0';
}
// Maxon Cinema Collada Export writes "file:///C:\andsoon" with three slashes...
// I need to filter it without destroying linux paths starting with "/somewhere"
#if defined( _MSC_VER )
if (ss.data[0] == '/' && isalpha((unsigned char)ss.data[1]) && ss.data[2] == ':') {
#else
if (ss.data[0] == '/' && isalpha(ss.data[1]) && ss.data[2] == ':') {
#endif
--ss.length;
::memmove(ss.data, ss.data + 1, ss.length);
ss.data[ss.length] = 0;
}
// find and convert all %xy special chars
char* out = ss.data;
for (const char* it = ss.data; it != ss.data + ss.length; /**/)
{
if (*it == '%' && (it + 3) < ss.data + ss.length)
{
// separate the number to avoid dragging in chars from behind into the parsing
char mychar[3] = { it[1], it[2], 0 };
size_t nbr = strtoul16(mychar);
it += 3;
*out++ = (char)(nbr & 0xFF);
}
else
{
*out++ = *it++;
}
}
// adjust length and terminator of the shortened string
*out = 0;
ss.length = (ptrdiff_t)(out - ss.data);
}
// ------------------------------------------------------------------------------------------------
// Read bool from text contents of current element
bool ColladaParser::ReadBoolFromTextContent()
@@ -1120,7 +1173,12 @@ void ColladaParser::ReadImage(Collada::Image& pImage)
if (!mReader->isEmptyElement()) {
// element content is filename - hopefully
const char* sz = TestTextContent();
if (sz)pImage.mFileName = sz;
if (sz)
{
aiString filepath(sz);
ConvertPath(filepath);
pImage.mFileName = filepath.C_Str();
}
TestClosing("init_from");
}
if (!pImage.mFileName.length()) {
@@ -1153,7 +1211,12 @@ void ColladaParser::ReadImage(Collada::Image& pImage)
{
// element content is filename - hopefully
const char* sz = TestTextContent();
if (sz)pImage.mFileName = sz;
if (sz)
{
aiString filepath(sz);
ConvertPath(filepath);
pImage.mFileName = filepath.C_Str();
}
TestClosing("ref");
}
else if (IsElement("hex") && !pImage.mFileName.length())