diff options
Diffstat (limited to 'NW4RTools/ObjWriter.cs')
| -rw-r--r-- | NW4RTools/ObjWriter.cs | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/NW4RTools/ObjWriter.cs b/NW4RTools/ObjWriter.cs deleted file mode 100644 index 592347b..0000000 --- a/NW4RTools/ObjWriter.cs +++ /dev/null @@ -1,187 +0,0 @@ -using System; -using System.IO; -using System.Collections.Generic; -using NW4RTools.Models; - -namespace NW4RTools { - public class ObjWriter { - public static void WriteModel(TextWriter tw, ResFile file, string modelName) { - new ObjWriter(file).SaveModel(tw, modelName); - } - - - - ResFile CurrentFile; - Models.Model CurrentModel; - TextWriter Output; - - private ObjWriter(ResFile file) { - CurrentFile = file; - } - - Dictionary<Models.VertexPosData, int> VtxPosOffsets; - Dictionary<Models.VertexNrmData, int> VtxNrmOffsets; - Dictionary<Models.VertexTexCoordData, int> VtxTexCoordOffsets; - - public void SaveModel(TextWriter tw, string modelName) { - Output = tw; - CurrentModel = CurrentFile.GetGroup<Model>("3DModels(NW4R)")[modelName]; - - Output.WriteLine("# {0} exported by Treeki's NW4RTools", modelName); - Output.WriteLine("# {0}", DateTime.Now); - Output.WriteLine(); - - // Write vertex data pool - int Offset; - - VtxPosOffsets = new Dictionary<VertexPosData, int>(); - Offset = 1; - foreach (var kv in CurrentModel.VtxPosData) { - VtxPosOffsets[kv.Value] = Offset; - Output.WriteLine("# Vertex Positions: {0} [offset {1}]", kv.Key, Offset); - - for (int i = 0; i < kv.Value.EntryCount; i++) { - float[] v = kv.Value.GetEntry(i); - Output.WriteLine("v {0} {1} {2}", v[0], v[1], v[2]); - } - - Offset += kv.Value.EntryCount; - } - - VtxNrmOffsets = new Dictionary<VertexNrmData, int>(); - Offset = 1; - foreach (var kv in CurrentModel.VtxNrmData) { - VtxNrmOffsets[kv.Value] = Offset; - Output.WriteLine("# Vertex Normals: {0} [offset {1}]", kv.Key, Offset); - - for (int i = 0; i < kv.Value.EntryCount; i++) { - float[] v = kv.Value.GetEntry(i); - Output.WriteLine("vn {0} {1} {2}", v[0], v[1], v[2]); - } - - Offset += kv.Value.EntryCount; - } - - VtxTexCoordOffsets = new Dictionary<VertexTexCoordData, int>(); - Offset = 1; - foreach (var kv in CurrentModel.VtxTexCoordData) { - VtxTexCoordOffsets[kv.Value] = Offset; - Output.WriteLine("# Vertex TexCoords: {0} [offset {1}]", kv.Key, Offset); - - for (int i = 0; i < kv.Value.EntryCount; i++) { - float[] v = kv.Value.GetEntry(i); - Output.WriteLine("vt {0} {1}", v[0], v[1]); - } - - Offset += kv.Value.EntryCount; - } - - Output.WriteLine(); - - // Write shapes - // TODO: replace with something using the Bytecode - foreach (var kv in CurrentModel.Shapes) { - Output.WriteLine("g {0}", kv.Key); - - WriteShape(kv.Value); - - Output.WriteLine(); - } - - Output.Flush(); - } - - - private void WriteShape(Models.Shape shape) { - // first, parse the first DisplayList to get the attr info - // for now we'll hardcode the offsets. must be fixed later - - var firstDL = new InputStream(shape.DisplayList1); - firstDL.Seek(0x0C); - UInt32 vtxDesc1 = firstDL.ReadUInt32(); - firstDL.Seek(0x12); - UInt32 vtxDesc2 = firstDL.ReadUInt32(); - firstDL.Seek(0x22); - UInt32 vtxAttr1 = firstDL.ReadUInt32(); - firstDL.Seek(0x28); - UInt32 vtxAttr2 = firstDL.ReadUInt32(); - firstDL.Seek(0x2E); - UInt32 vtxAttr3 = firstDL.ReadUInt32(); - - var vs = new VertexSettings(); - vs.SetDesc(vtxDesc1, vtxDesc2); - vs.SetAttrFmt(vtxAttr1, vtxAttr2, vtxAttr3); - - // get the Matrix to use - // todo: how to apply this?! - Matrix m = CurrentModel.Nodes[CurrentModel.MatrixIDtoNodeID[shape.MatrixID]].NodeMatrix; - - // now parse the second DisplayList - - int posOffset = VtxPosOffsets[shape.PosData]; - int nrmOffset = shape.NrmData == null ? -1 : VtxNrmOffsets[shape.NrmData]; - int tcOffset = shape.TexCoordData[0] == null ? -1 : VtxTexCoordOffsets[shape.TexCoordData[0]]; - // TODO: Better DisplayList parsing, in a similar fashion to ByteCode - var dl = new InputStream(shape.DisplayList2); - - while (true) { - if (dl.AtEnd) - break; - - byte cmd = dl.ReadByte(); - if (cmd == 0) - break; - - PrimitiveType prim = (PrimitiveType)((cmd >> 3) & 7); - int vtxCount = dl.ReadUInt16(); - Output.WriteLine("# Primitive: {0} ({1} vertices)", prim, vtxCount); - - // first, parse it into a list of vertices - GXIndexedVertex[] vtxs = new GXIndexedVertex[vtxCount]; - string[] pVtxs = new string[vtxCount]; - - for (int i = 0; i < vtxCount; i++) { - vtxs[i].LoadFrom(dl, vs); - - string tc = (vtxs[i].TexCoords[0] == -1) ? "" : (tcOffset + vtxs[i].TexCoords[0]).ToString(); - string n = (vtxs[i].Normal == -1) ? "" : (nrmOffset + vtxs[i].Normal).ToString(); - pVtxs[i] = String.Format(" {0}/{1}/{2}", posOffset + vtxs[i].Position, tc, n); - } - - switch (prim) { - case PrimitiveType.Triangles: - for (int i = 0; i < vtxCount; i += 3) { - Output.WriteLine("f {0} {1} {2}", pVtxs[i], pVtxs[i + 1], pVtxs[i + 2]); - } - - break; - - case PrimitiveType.TriangleStrip: - // De-stripify it! - for (int i = 2; i < vtxCount; i++) { - Output.Write("f"); - if ((i & 1) == 0) { - // Even number - Output.Write(pVtxs[i - 2]); - Output.Write(pVtxs[i - 1]); - Output.Write(pVtxs[i]); - } else { - // Odd number - Output.Write(pVtxs[i - 1]); - Output.Write(pVtxs[i - 2]); - Output.Write(pVtxs[i]); - } - Output.WriteLine(); - } - - break; - - default: - Output.WriteLine("# UNIMPLEMENTED"); - return; - } - } - } - } -} - |