private static void WriteAsMap(Stream stream, M4 mapModel)
{
var mapHeader = new SubModelMapHeader
{
Type = Map,
DmaChainMapCount = mapModel.VifPackets.Count,
Unk04 = mapModel.unk04,
Unk08 = mapModel.unk08,
NextOffset = mapModel.nextOffset,
va4 = mapModel.va4,
Count1 = mapModel.count1, // in a form, ignored by the game engine
};
BinaryMapping.WriteObject(stream, mapHeader);
var dmaChainMapDescriptorOffset = (int)stream.Position;
stream.Position += mapModel.VifPackets.Count * 0x10;
mapHeader.Offset1 = (int)stream.Position;
stream.Position += mapModel.alb2.Count * 4;
var alb2Offsets = new List <int>();
foreach (var alb2 in mapModel.alb2)
{
alb2Offsets.Add((int)stream.Position);
WriteAlb2(stream, alb2);
}
var endAlb2Offset = Helpers.Align((int)stream.Position, 4);
stream.Position = mapHeader.Offset1;
foreach (var alb2Offset in alb2Offsets)
{
stream.Write(alb2Offset);
}
stream.Position = endAlb2Offset;
mapHeader.Offset2 = endAlb2Offset;
stream.Write(endAlb2Offset + 4 + mapModel.unknownTable.Length * 4);
stream.Write(mapModel.unknownTable);
WriteAlb2(stream, mapModel.alb1t2);
stream.AlignPosition(0x10);
var dmaChainVifOffsets = new List <int>();
foreach (var dmaChainMap in mapModel.VifPackets)
{
var vifPacketIndex = 0;
dmaChainVifOffsets.Add((int)stream.Position);
foreach (var packetCount in dmaChainMap.DmaPerVif)
{
BinaryMapping.WriteObject(stream, new DmaTag
{
Qwc = packetCount,
Address = 0,
TagId = packetCount > 0 ? 1 : 6,
Irq = false,
});
var packetLength = packetCount * 0x10 + 8;
stream.Write(dmaChainMap.VifPacket, vifPacketIndex, packetLength);
vifPacketIndex += packetLength;
}
}
stream.AlignPosition(0x80);
stream.SetLength(stream.Position);
stream.Position = dmaChainMapDescriptorOffset;
for (var i = 0; i < mapModel.VifPackets.Count; i++)
{
var dmaChainMap = mapModel.VifPackets[i];
BinaryMapping.WriteObject(stream, new DmaChainMap
{
VifOffset = dmaChainVifOffsets[i],
TextureIndex = dmaChainMap.TextureId,
Unk08 = dmaChainMap.Unk08,
Unk0c = dmaChainMap.Unk0c
});
}
stream.Position = 0;
BinaryMapping.WriteObject(stream, mapHeader);
}
private static void WriteAsMap(Stream stream, M4 mapModel)
{
var mapHeader = new SubModelMapHeader
{
Type = Map,
DmaChainMapCount = mapModel.VifPackets.Count,
Unk04 = mapModel.unk04,
Unk08 = mapModel.unk08,
NextOffset = mapModel.nextOffset,
va4 = mapModel.va4,
CountVifPacketRenderingGroup = Convert.ToInt16(mapModel.vifPacketRenderingGroup.Count),
};
BinaryMapping.WriteObject(stream, mapHeader);
var dmaChainMapDescriptorOffset = (int)stream.Position;
stream.Position += mapModel.VifPackets.Count * 0x10;
mapHeader.OffsetVifPacketRenderingGroup = (int)stream.Position;
stream.Position += mapModel.vifPacketRenderingGroup.Count * 4;
var groupOffsets = new List <int>();
foreach (var group in mapModel.vifPacketRenderingGroup)
{
groupOffsets.Add((int)stream.Position);
WriteUInt16List(stream, group);
}
// capture remapTable offset here
var remapTableOffsetToOffset = Helpers.Align((int)stream.Position, 4);
// seek back and fill offsets
stream.Position = mapHeader.OffsetVifPacketRenderingGroup;
foreach (var offset in groupOffsets)
{
stream.Write(offset);
}
// write remapTable here
stream.Position = remapTableOffsetToOffset;
mapHeader.OffsetToOffsetDmaChainIndexRemapTable = remapTableOffsetToOffset;
var remapTableOffset = remapTableOffsetToOffset + 4;
stream.Write(remapTableOffset);
WriteUInt16List(stream, mapModel.DmaChainIndexRemapTable);
stream.AlignPosition(0x10);
var dmaChainVifOffsets = new List <int>();
foreach (var dmaChainMap in mapModel.VifPackets)
{
var vifPacketIndex = 0;
dmaChainVifOffsets.Add((int)stream.Position);
foreach (var packetCount in dmaChainMap.DmaPerVif)
{
BinaryMapping.WriteObject(stream, new DmaTag
{
Qwc = packetCount,
Address = 0,
TagId = packetCount > 0 ? 1 : 6,
Irq = false,
});
var packetLength = packetCount * 0x10 + 8;
stream.Write(dmaChainMap.VifPacket, vifPacketIndex, packetLength);
vifPacketIndex += packetLength;
}
}
stream.AlignPosition(0x80);
stream.SetLength(stream.Position);
stream.Position = dmaChainMapDescriptorOffset;
for (var i = 0; i < mapModel.VifPackets.Count; i++)
{
var dmaChainMap = mapModel.VifPackets[i];
BinaryMapping.WriteObject(stream, new DmaChainMap
{
VifOffset = dmaChainVifOffsets[i],
TextureIndex = dmaChainMap.TextureId,
Unk08 = dmaChainMap.Unk08,
Unk0a = dmaChainMap.IsTransparentFlag,
Unk0c = dmaChainMap.Unk0c
});
}
stream.Position = 0;
BinaryMapping.WriteObject(stream, mapHeader);
}