public ModelData Load()
{
using (Log.Instance.EnterStage("Loading model from DFF file: " + modelName))
{
// К сожалению, в GTA III есть dff-файлы размера 0
if (input.BaseStream.Length > 0)
{
SectionHeader header = new SectionHeader();
header.Read(input);
ProcessRenderwareSection(header.SectionSize, 0, header.SectionType);
ProcessFrames();
}
input.Close();
return(modelData);
}
}
private void ProcessRenderwareSection(int size, int depthLevel, SectionType parentType) // depthLevel нужен для отладки, если мы вдруг захочется вывести структуру файла
{
int sectionEnd = (int)input.BaseStream.Position + size;
while (input.BaseStream.Position < sectionEnd)
{
SectionHeader header = new SectionHeader();
header.Read(input);
switch (header.SectionType)
{
case SectionType.Extension:
case SectionType.Texture:
case SectionType.Material:
case SectionType.MaterialList:
case SectionType.FrameList:
case SectionType.Geometry:
case SectionType.Clump:
case SectionType.Atomic:
case SectionType.GeometryList:
ProcessRenderwareSection(header.SectionSize, depthLevel + 1, header.SectionType);
break;
case SectionType.MaterialSplit:
ParseMaterialSplit(header.SectionSize);
break;
case SectionType.Frame:
ParseFrame(header.SectionSize);
break;
case SectionType.Data:
ParseDataSection(header.SectionSize, parentType, header.Version);
break;
case SectionType.String:
ParseStringSection(header.SectionSize, parentType);
break;
default:
input.BaseStream.Seek(header.SectionSize, SeekOrigin.Current);
break;
}
}
}
// depthLevel нужен для отладки, если мы вдруг захочется вывести структуру файла
private void ProcessRenderwareSection(int size, int depthLevel, SectionType parentType)
{
int sectionEnd = (int)input.BaseStream.Position + size;
while (input.BaseStream.Position < sectionEnd)
{
SectionHeader header = new SectionHeader();
header.Read(input);
switch(header.SectionType)
{
case SectionType.Extension:
case SectionType.Texture:
case SectionType.Material:
case SectionType.MaterialList:
case SectionType.FrameList:
case SectionType.Geometry:
case SectionType.Clump:
case SectionType.Atomic:
case SectionType.GeometryList:
ProcessRenderwareSection(header.SectionSize, depthLevel + 1, header.SectionType);
break;
case SectionType.MaterialSplit:
ParseMaterialSplit(header.SectionSize);
break;
case SectionType.Frame:
ParseFrame(header.SectionSize);
break;
case SectionType.Data:
ParseDataSection(header.SectionSize, parentType, header.Version);
break;
case SectionType.String:
ParseStringSection(header.SectionSize, parentType);
break;
default:
input.BaseStream.Seek(header.SectionSize, SeekOrigin.Current);
break;
}
}
}
public ModelData Load()
{
using (Log.Instance.EnterStage("Loading model from DFF file: " + modelName))
{
// К сожалению, в GTA III есть dff-файлы размера 0
if (input.BaseStream.Length > 0)
{
SectionHeader header = new SectionHeader();
header.Read(input);
ProcessRenderwareSection(header.SectionSize, 0, header.SectionType);
ProcessFrames();
}
input.Close();
return modelData;
}
}