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ReadModStatic
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public static int GfxFVFOffset(int fvfFlags, int a2) | |
{ | |
int result = 0; | |
if (a2 != 0x2) | |
{ | |
result += 12; | |
if (a2 != 0x10) | |
{ | |
if ((fvfFlags & 0x10) != 0 /*D3DFVF_NORMAL*/ ) | |
{ | |
result = 24; | |
} | |
if ((fvfFlags & 0x20) != 0 /*D3DFVF_PSIZE*/ ) | |
{ | |
result += 4; | |
} | |
if (a2 != 0x40) | |
{ | |
if ((fvfFlags & 0x40) != 0 /*D3DFVF_DIFFUSE*/ ) | |
{ | |
result += 4; | |
} | |
if ((fvfFlags & 0x80) != 0 /*D3DFVF_SPECULAR*/ ) | |
{ | |
result += 4; | |
} | |
if (a2 != 0x100) | |
{ | |
result += 8; | |
} | |
} | |
} | |
} | |
return result / 4; | |
} | |
static int[] GfxBaseFVFSizes = { 0, 0, 12, 0, 16, 0, 16, 0, 20, 0, 24, 0, 28, 0, 32, 0 }; | |
public static int GfxFVFSize(int fvfFlags) | |
{ | |
int result = GfxBaseFVFSizes[fvfFlags & 0xF]; | |
if ((fvfFlags & 0x10) != 0 /*D3DFVF_NORMAL*/ ) | |
{ | |
result += 12; | |
} | |
if ((fvfFlags & 0x20) != 0 /*D3DFVF_PSIZE*/ ) | |
{ | |
result += 4; | |
} | |
if ((fvfFlags & 0x40) != 0 /*D3DFVF_DIFFUSE*/ ) | |
{ | |
result += 4; | |
} | |
if ((fvfFlags & 0x80) != 0 /*D3DFVF_SPECULAR*/ ) | |
{ | |
result += 4; | |
} | |
if ((fvfFlags & 0x100) != 0) // 0x100 | |
{ | |
result += 8; | |
} | |
if ((fvfFlags & 0x200) != 0) // 0x200 | |
{ | |
result += 8; | |
} | |
return result / 4; | |
} | |
public class GfxPacket | |
{ | |
public int Type; | |
public float[] Vertices; | |
public int[] Indices; | |
public static GfxPacket ReadBinary(BinaryReader reader, int fvf, int fvfSize, int fvfOffset) | |
{ | |
var type = reader.ReadInt32(); | |
var vertCount = reader.ReadInt32(); | |
var verts = new float[fvfSize * vertCount]; | |
for (int k = 0; k < vertCount; ++k) | |
{ | |
for (int l = 0; l < fvfSize; ++l) | |
{ | |
verts[(k * fvfSize) + l] = reader.ReadSingle(); | |
} | |
if ((fvf & 0x40) != 0) | |
{ | |
verts[(k * fvfSize) + fvfOffset] = SwapEndian(verts[(k * fvfSize) + fvfOffset]); | |
} | |
} | |
var indicesCount = reader.ReadInt32(); | |
var indices = new int[indicesCount]; | |
for (int k = 0; k < indices.Length; ++k) | |
{ | |
indices[k] = reader.ReadUInt16(); | |
} | |
return new GfxPacket | |
{ | |
Type = type, | |
Vertices = verts, | |
Indices = indices | |
}; | |
} | |
} | |
public class ModStatic | |
{ | |
public int Fvf; | |
public GfxPacket[] Packets; | |
public int[] ShaderIndices; | |
public static ModStatic ReadBinary(BinaryReader reader) | |
{ | |
var result = new ModStatic(); | |
var packetCount = reader.ReadInt32(); | |
if ((packetCount & 0x80) != 0) | |
{ | |
packetCount &= 0x7F; | |
result.Fvf = reader.ReadInt32(); | |
result.ShaderIndices = reader.ReadBytes(packetCount).Select(x => (int)x).ToArray(); | |
} | |
else | |
{ | |
var expectedVertices = reader.ReadInt32(); | |
var expectedIndices = reader.ReadInt32(); | |
var expectedPackets = reader.ReadInt32(); | |
var fvf = reader.ReadInt32(); | |
if (expectedPackets != packetCount) | |
{ | |
Console.WriteLine("Packet Count Mismatch: {0} != {1}", packetCount, expectedPackets); | |
packetCount = Math.Max(packetCount, expectedPackets); | |
} | |
result.Fvf = fvf; | |
result.Packets = new GfxPacket[packetCount]; | |
result.ShaderIndices = new int[packetCount]; | |
var fvfOffset = GfxFVFOffset(fvf, 0x40); | |
var fvfSize = GfxFVFSize(fvf); | |
for (int i = 0; i < packetCount; ++i) | |
{ | |
var stripCount = reader.ReadInt32(); | |
if (stripCount != 1) | |
{ | |
throw new InvalidDataException(string.Format("Invalid Strip Count: {0} != 1", stripCount)); | |
} | |
result.ShaderIndices[i] = reader.ReadInt32(); | |
result.Packets[i] = GfxPacket.ReadBinary(reader, fvf, fvfSize, fvfOffset); | |
} | |
var totalVerts = result.Packets.Sum(x => x.Vertices.Length) / fvfSize; | |
var totalIndices = result.Packets.Sum(x => x.Indices.Length); | |
Console.WriteLine("Verts: {0,4} (expected {1,4})", totalVerts, expectedVertices); | |
Console.WriteLine("Indices: {0,4} (expected {1,4})", totalIndices, expectedIndices); | |
Console.WriteLine("Packets: {0,4} (expected {1,4})", packetCount, expectedPackets); | |
} | |
if (reader.BaseStream.Position != reader.BaseStream.Length) | |
{ | |
Console.WriteLine("Extra Data: {0} / {1}", reader.BaseStream.Position, reader.BaseStream.Length); | |
} | |
return result; | |
} | |
} |
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