DiDataStreamPtr DiK2Configs::GetDataStream(const DiString& relPath, K2ResourceType type)
{
#ifdef _K2_RECORD_USED_RESOURCE
sUsedResources.insert(relPath);
#endif
DiString full = GetK2MediaPath(relPath, type == K2_RES_TEXTURE);
if (RESOURCE_PACK)
{
DiDataStreamPtr data = RESOURCE_PACK->Open(full);
return data;
}
else
{
// now we just simply using OS's file system
FILE* fp = fopen(full.c_str(), type == K2_RES_XML ? "r" : "rb");
if (!fp)
{
DI_WARNING("Cannot open the file: %s", full.c_str());
return nullptr;
}
DiDataStreamPtr data(DI_NEW DiFileHandleDataStream(fp));
return data;
}
}
void DiMeshSerializer::ExportMesh( const DiMeshPtr pMesh, const DiString& filename )
{
FILE* fp = fopen(filename.c_str(),"wb");
DiDataStreamPtr ds(DI_NEW DiFileHandleDataStream(fp,DiDataStream::WRITE));
ExportMesh(pMesh,ds);
}
DiTexturePtr DiK2Configs::GetTexture(const DiString& relPath)
{
DiString baseName = relPath.ExtractFileName();
if (baseName.empty() || baseName[0] == '$')
return DiK2Configs::GetSpecialTexture(baseName);
DiTexturePtr ret = DiAssetManager::GetInstance().FindAsset<DiTexture>(relPath);
if (ret)
return ret;
bool needprefix = !TEXTURE_PACK_PREFIX_FOLDER.empty();
if(DiString::StartsWith(relPath, TEXTURE_PACK_PREFIX_FOLDER))
{
needprefix = false;
}
DiString full = GetK2MediaPath(relPath, true);
if(full.empty())
{
DI_WARNING("Empty texture file!, using default texture instead");
return DiTexture::GetDefaultTexture();
}
#if 0
if (TEXTURE_PACK && full[0] != '\\' && full[0] != '/')
{
full = "/"+full;
}
#endif
DiString tgaExt = ".tga";
#if DEMI_PLATFORM == DEMI_PLATFORM_IOS
DiString compExt = ".pvr";
#else
DiString compExt = ".dds";
#endif
DiString tgaFile = full + tgaExt;
DiString ddsFile = full + compExt;
bool useTga = false;
if (TEXTURE_PACK)
{
DiDataStreamPtr data;
/// TODO read the descriptor file
if(needprefix)
{
tgaFile = DiK2Configs::TEXTURE_PACK_PREFIX_FOLDER + tgaFile;
ddsFile = DiK2Configs::TEXTURE_PACK_PREFIX_FOLDER + ddsFile;
}
if (TEXTURE_PACK->HasFile(ddsFile))
data = TEXTURE_PACK->Open(ddsFile);
else
{
data = TEXTURE_PACK->Open(tgaFile);
useTga = true;
}
if (!data)
{
DI_WARNING("Cannot open the texture file: %s, using default texture", ddsFile.c_str());
return DiTexture::GetDefaultTexture();
}
#ifdef _K2_RECORD_USED_RESOURCE
sUsedResources.insert(relPath + (useTga ? tgaExt : compExt));
#endif
ret = DiAssetManager::GetInstance().CreateOrReplaceAsset<DiTexture>(relPath);
ret->Load(data);
return ret;
}
else
{
FILE* fp = nullptr;
// try dds
fp = fopen(ddsFile.c_str(), "rb");
// try tga
if (!fp)
{
fp = fopen(tgaFile.c_str(), "rb");
useTga = true;
}
if (!fp)
{
DI_WARNING("Cannot open the texture file: %s, using default texture", ddsFile.c_str());
return DiTexture::GetDefaultTexture();
}
#ifdef _K2_RECORD_USED_RESOURCE
sUsedResources.insert(relPath + (useTga ? tgaExt : compExt));
#endif
DiDataStreamPtr texData(DI_NEW DiFileHandleDataStream(relPath, fp));
ret = DiAssetManager::GetInstance().CreateOrReplaceAsset<DiTexture>(relPath);
ret->Load(texData);
return ret;
}
}