public void NEW_ShouldGetImmutableMeshHighDef()
{
var alaxi = new int[]
{
0x43, 0x8c, 0xdb, 0xd9, 0x89, 0x42, 0x41, 0x02, 0xd7, 0xd3
};
var data = File.ReadAllBytes("res/obj_vif_unpack_alt.bin");
var vpu = VpuPacket.Read(new MemoryStream(data));
var immutableMesh = vpu.GetWeightedVertices(vpu.GetFromMatrixIndices(alaxi));
var weightedVertices = immutableMesh
.Select(x => x.Select(y => new
{
y.MatrixIndex,
Vertex = vpu.Vertices[y.VertexIndex]
}).ToArray())
.ToArray();
Assert.NotNull(immutableMesh);
Assert.Equal(0x4a, immutableMesh.Length);
Assert.Equal(0x4f, vpu.Indices.Length);
Assert.Equal(0x89, weightedVertices[0][0].MatrixIndex);
AssertEqual(weightedVertices[0][0].Vertex,
6.9705353f, 0.5387306f, -4.146785f, 1f);
Assert.Equal(0x89, weightedVertices[1][0].MatrixIndex);
AssertEqual(weightedVertices[1][0].Vertex,
6.1054993f, 1.1867695f, -3.7489133f, 1f);
Assert.Equal(0x8c, weightedVertices[73][0].MatrixIndex);
AssertEqual(weightedVertices[73][0].Vertex,
9.300911f, -0.66315675f, -5.8931007f, 0.5f);
Assert.Equal(0xd3, weightedVertices[73][1].MatrixIndex);
AssertEqual(weightedVertices[73][1].Vertex,
3.4593887f, -1.39147f, -1.8666306f, 0.5f);
}
public void NEW_ShouldGetImmutableMesh()
{
var alaxi = new int[]
{
0x35, 0x2, 0x18, 0x29, 0x0c, 0x31, 0x3f, 0x14, 0x22, 0x16
};
var data = File.ReadAllBytes("res/obj_vif_unpack.bin");
var vpu = VpuPacket.Read(new MemoryStream(data));
var immutableMesh = vpu.GetWeightedVertices(vpu.GetFromMatrixIndices(alaxi));
var weightedVertices = immutableMesh
.Select(x => x.Select(y => new
{
y.MatrixIndex,
Vertex = vpu.Vertices[y.VertexIndex]
}).ToArray())
.ToArray();
Assert.NotNull(immutableMesh);
Assert.Equal(0x4c, immutableMesh.Length);
Assert.Equal(0x4f, vpu.Indices.Length);
Assert.Equal(0x35, weightedVertices[0][0].MatrixIndex);
AssertEqual(weightedVertices[0][0].Vertex,
11.55658f, -10.695402f, -1.8525791f, 0);
Assert.Equal(0x35, weightedVertices[1][0].MatrixIndex);
AssertEqual(weightedVertices[1][0].Vertex,
12.341873f, -6.8589644f, -6.79047f, 0);
Assert.Equal(0x16, weightedVertices[75][0].MatrixIndex);
AssertEqual(weightedVertices[75][0].Vertex,
-0.29302156f, -0.004016876f, 13.689127f, 0);
AssertEqual(vpu.Indices[0], 0x10, 0x27, 0f, 0.26171875f);
AssertEqual(vpu.Indices[1], 0x10, 0x28, 0.02734375f, 0.24609375f);
AssertEqual(vpu.Indices[78], 0x30, 0x36, 0.5234375f, 0.49609375f);
}
/// <summary>
///
/// </summary>
/// <param name="matrixIndexList">The limited count of matrices are transferred to VU1 due to memory limitation.</param>
/// <returns></returns>
public static ImmutableMesh Run(byte[] vu1mem, int tops, int top2, int textureIndex, int[] matrixIndexList)
{
MemoryStream si = new MemoryStream(vu1mem, true);
BinaryReader br = new BinaryReader(si);
si.Position = 16 * (tops);
var vpu = VpuPacket.Header(si);
if (vpu.Type != 1 && vpu.Type != 2)
{
throw new ProtInvalidTypeException();
}
// Type1 example:
// 0004 unpack V4-32 c 4 a 000 usn 0 flg 1 m 0
// 00000001 00000000 00000000 00000000
// 0000004f 00000004 0000009e 000000a1
// 00000000 00000000 00000000 00000000 // this 16 bytes: seen in only for Type1
// 0000004b 00000053 00000000 0000000b
// int type = 1;
// int unk1 = 0;
// int unk2 = 0;
// int unk3 = 0;
// int cntBox2 = 0x4f;
// int offBox2 = 0x4;
// int offVertexCountPerMatrix = 0x9e;
// int offMatrices = 0xa1;
// int cntVertsColor = 0x0; // only for Type1
// int offVertsColor = 0x0; // only for Type1
// int cntSpec = 0x0; // only for Type1
// int offSpec = 0x0; // only for Type1
// int cntVerts = 0x4b;
// int offVerts = 0x53;
// int unka = 0;
// int cntVertexCountPerMatrix = 0xb;
// box1 → VertexCountPerMatrix
int v04 = vpu.Unknown04;
int v08 = vpu.Unknown08;
int v0c = vpu.Unknown1cLocation;
int offMatrices = vpu.Unknown1cLocation; // off matrices
// Shady logic here???? It MIGHT cause problems:
// If vpu.Type != 1, those 0x10 bytes will be skipped. Therefore,
// stuff that it's at 0x40, will be at 0x30 instead.
int cntvertscolor = (vpu.Type == 1) ? vpu.ColorCount : 0; // cntvertscolor
int offvertscolor = (vpu.Type == 1) ? vpu.ColorLocation : 0; // offvertscolor
int cntVertexMixer = (vpu.Type == 1) ? vpu.Unknown28 : 0; // cnt spec
int offVertexMixer = (vpu.Type == 1) ? vpu.Unknown2c : 0; // off spec
int v38 = vpu.Unknown38; //
si.Position = 16 * (tops + vpu.UnkBoxLocation);
int[] vertexCountPerMatrix = new int[vpu.UnkBoxCount];
for (int x = 0; x < vertexCountPerMatrix.Length; x++)
{
vertexCountPerMatrix[x] = br.ReadInt32();
}
ImmutableMesh mesh = new ImmutableMesh();
mesh.textureIndex = textureIndex;
mesh.vertexAssignmentsList = new VertexAssignment[vpu.VertexCount][];
VertexAssignment[] vertexAssignmentList = new VertexAssignment[vpu.VertexCount];
int vertexIndex = 0;
si.Position = 16 * (tops + vpu.VertexLocation);
for (int indexToMatrixIndex = 0; indexToMatrixIndex < vertexCountPerMatrix.Length; indexToMatrixIndex++)
{
int cntVertices = vertexCountPerMatrix[indexToMatrixIndex];
for (int t = 0; t < cntVertices; t++)
{
float xPos = br.ReadSingle();
float yPos = br.ReadSingle();
float zPos = br.ReadSingle();
float weight = br.ReadSingle();
Vector4 v4 = new Vector4(xPos, yPos, zPos, weight);
mesh.vertexAssignmentsList[vertexIndex] = new VertexAssignment[] {
vertexAssignmentList[vertexIndex] = new VertexAssignment {
matrixIndex = matrixIndexList[indexToMatrixIndex],
weight = weight,
rawPos = v4,
}
};
vertexIndex++;
}
}
mesh.indexAssignmentList = new IndexAssignment[vpu.IndexCount];
si.Position = 16 * (tops + vpu.IndexLocation);
for (int x = 0; x < vpu.IndexCount; x++)
{
int texU = br.ReadUInt16() / 16;
br.ReadUInt16(); // skip
int texV = br.ReadUInt16() / 16;
br.ReadUInt16(); // skip
var localVertexIndex = br.ReadUInt16();
br.ReadUInt16(); // skip
var vertexFlag = br.ReadUInt16();
br.ReadUInt16(); // skip
mesh.indexAssignmentList[x] = new IndexAssignment(
new Vector2(texU / 256.0f, texV / 256.0f),
localVertexIndex,
vertexFlag
);
}
if (cntVertexMixer != 0)
{
si.Position = 16 * (tops + offVertexMixer);
int cntSkip = br.ReadInt32();
int cntVerticesMix2ToOne = br.ReadInt32();
int cntVerticesMix3ToOne = br.ReadInt32();
int cntVerticesMix4ToOne = br.ReadInt32();
int cntVerticesMix5ToOne = 0;
int cntVerticesMix6ToOne = 0;
int cntVerticesMix7ToOne = 0;
int cntVerticesMix8ToOne = 0;
if (cntVertexMixer >= 5)
{
cntVerticesMix5ToOne = br.ReadInt32();
cntVerticesMix6ToOne = br.ReadInt32();
cntVerticesMix7ToOne = br.ReadInt32();
cntVerticesMix8ToOne = br.ReadInt32(); // unused in asset models.
}
var vertexAssignmentCount = cntSkip
+ cntVerticesMix2ToOne
+ cntVerticesMix3ToOne
+ cntVerticesMix4ToOne
+ cntVerticesMix5ToOne
+ cntVerticesMix6ToOne
+ cntVerticesMix7ToOne
+ cntVerticesMix8ToOne
;
VertexAssignment[][] newVertexAssignList = new VertexAssignment[vertexAssignmentCount][];
int inputVertexIndex = 0;
for (; inputVertexIndex < cntSkip; inputVertexIndex++)
{
int index = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[index]
});
}
if (cntVertexMixer >= 2)
{
//Debug.Fail("v28: " + v28);
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix2ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2]
});
}
}
if (cntVertexMixer >= 3)
{
//Debug.Fail("v28: " + v28);
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix3ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3]
});
}
}
if (cntVertexMixer >= 4)
{
//Debug.Fail("v28: " + v28);
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix4ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
int vertex4 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3],
vertexAssignmentList[vertex4]
});
}
}
if (cntVertexMixer >= 5)
{
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix5ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
int vertex4 = br.ReadInt32();
int vertex5 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3],
vertexAssignmentList[vertex4],
vertexAssignmentList[vertex5]
});
}
}
if (cntVertexMixer >= 6)
{
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix6ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
int vertex4 = br.ReadInt32();
int vertex5 = br.ReadInt32();
int vertex6 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3],
vertexAssignmentList[vertex4],
vertexAssignmentList[vertex5],
vertexAssignmentList[vertex6]
});
}
}
if (cntVertexMixer >= 7)
{
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix7ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
int vertex4 = br.ReadInt32();
int vertex5 = br.ReadInt32();
int vertex6 = br.ReadInt32();
int vertex7 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3],
vertexAssignmentList[vertex4],
vertexAssignmentList[vertex5],
vertexAssignmentList[vertex6],
vertexAssignmentList[vertex7]
});
}
}
if (cntVertexMixer >= 8)
{
si.Position = (si.Position + 15) & (~15); // 16 bytes alignment
for (int x = 0; x < cntVerticesMix8ToOne; x++, inputVertexIndex++)
{
int vertex1 = br.ReadInt32();
int vertex2 = br.ReadInt32();
int vertex3 = br.ReadInt32();
int vertex4 = br.ReadInt32();
int vertex5 = br.ReadInt32();
int vertex6 = br.ReadInt32();
int vertex7 = br.ReadInt32();
int vertex8 = br.ReadInt32();
newVertexAssignList[inputVertexIndex] = (new VertexAssignment[] {
vertexAssignmentList[vertex1],
vertexAssignmentList[vertex2],
vertexAssignmentList[vertex3],
vertexAssignmentList[vertex4],
vertexAssignmentList[vertex5],
vertexAssignmentList[vertex6],
vertexAssignmentList[vertex7],
vertexAssignmentList[vertex8]
});
}
}
// if cntVertexMixer >= 1, replace current vertexAssignmentList with regrouped list.
mesh.vertexAssignmentsList = newVertexAssignList;
}
return(mesh);
}
