Beispiel #1
0
        private void LoadTagDataFromFile(EndianBinaryReader reader, int tagCount, bool dumpTextures, bool dumpShaders)
        {
            for (int i = 0; i < tagCount; i++)
            {
                long tagStart = reader.BaseStream.Position;

                string tagName = reader.ReadString(4);
                int    tagSize = reader.ReadInt32();

                switch (tagName)
                {
                // INFO - Vertex Count, Scene Hierarchy
                case "INF1":
                    INF1Tag = new INF1();
                    INF1Tag.LoadINF1FromStream(reader, tagStart);
                    break;

                // VERTEX - Stores vertex arrays for pos/normal/color0/tex0 etc.
                // Contains VertexAttributes which describe how the data is stored/laid out.
                case "VTX1":
                    VTX1Tag = new VTX1();
                    VTX1Tag.LoadVTX1FromStream(reader, tagStart, tagSize);
                    break;

                // ENVELOPES - Defines vertex weights for skinning
                case "EVP1":
                    EVP1Tag = new EVP1();
                    EVP1Tag.LoadEVP1FromStream(reader, tagStart);
                    break;

                // DRAW (Skeletal Animation Data) - Stores which matrices (?) are weighted, and which are used directly
                case "DRW1":
                    DRW1Tag = new DRW1();
                    DRW1Tag.LoadDRW1FromStream(reader, tagStart);
                    break;

                // JOINTS - Stores the skeletal joints (position, rotation, scale, etc...)
                case "JNT1":
                    JNT1Tag = new JNT1();
                    JNT1Tag.LoadJNT1FromStream(reader, tagStart);
                    JNT1Tag.CalculateParentJointsForSkeleton(INF1Tag.HierarchyRoot);
                    break;

                // SHAPE - Face/Triangle information for model.
                case "SHP1":
                    SHP1Tag = new SHP1();
                    SHP1Tag.ReadSHP1FromStream(reader, tagStart);

                    CalculateModelBounds();
                    break;

                // MATERIAL - Stores materials (which describes how textures, etc. are drawn)
                case "MAT3":
                    MAT3Tag = new MAT3();
                    MAT3Tag.LoadMAT3FromStream(reader, tagStart);
                    break;

                // TEXTURES - Stores binary texture images.
                case "TEX1":
                    TEX1Tag = new TEX1();
                    TEX1Tag.LoadTEX1FromStream(reader, tagStart, dumpTextures);
                    break;

                // MODEL - Seems to be bypass commands for Materials and invokes GX registers directly.
                case "MDL3":
                    break;
                }

                // Skip the stream reader to the start of the next tag since it gets moved around during loading.
                reader.BaseStream.Position = tagStart + tagSize;
            }

            INF1Tag.LinkData(MAT3Tag, SHP1Tag);

            Tick(float.Epsilon);

            if (EVP1Tag.InverseBindPose.Count <= 0)
            {
                EVP1Tag.GenerateInverseBindMatrices(JNT1Tag);
            }

            DRW1Tag.UpdateMatrices(JNT1Tag.BindJoints, EVP1Tag);

            SHP1Tag.LinkData(VTX1Tag, DRW1Tag, EVP1Tag);
            SHP1Tag.UploadShapesToGPU();
        }
Beispiel #2
0
        private void LoadTagDataFromFile(EndianBinaryReader reader, int tagCount, bool dumpTextures, bool dumpShaders)
        {
            for (int i = 0; i < tagCount; i++)
            {
                long tagStart = reader.BaseStream.Position;

                string tagName = reader.ReadString(4);
                int    tagSize = reader.ReadInt32();

                switch (tagName)
                {
                // INFO - Vertex Count, Scene Hierarchy
                case "INF1":
                    INF1Tag = new INF1();
                    INF1Tag.LoadINF1FromStream(reader, tagStart);
                    break;

                // VERTEX - Stores vertex arrays for pos/normal/color0/tex0 etc.
                // Contains VertexAttributes which describe how the data is stored/laid out.
                case "VTX1":
                    VTX1Tag = new VTX1();
                    VTX1Tag.LoadVTX1FromStream(reader, tagStart, tagSize);
                    break;

                // ENVELOPES - Defines vertex weights for skinning
                case "EVP1":
                    EVP1Tag = new EVP1();
                    EVP1Tag.LoadEVP1FromStream(reader, tagStart);
                    break;

                // DRAW (Skeletal Animation Data) - Stores which matrices (?) are weighted, and which are used directly
                case "DRW1":
                    DRW1Tag = new DRW1();
                    DRW1Tag.LoadDRW1FromStream(reader, tagStart);
                    break;

                // JOINTS - Stores the skeletal joints (position, rotation, scale, etc...)
                case "JNT1":
                    JNT1Tag = new JNT1();
                    JNT1Tag.LoadJNT1FromStream(reader, tagStart);
                    JNT1Tag.CalculateParentJointsForSkeleton(INF1Tag.HierarchyRoot);
                    break;

                // SHAPE - Face/Triangle information for model.
                case "SHP1":
                    SHP1Tag = new SHP1();
                    SHP1Tag.ReadSHP1FromStream(reader, tagStart, VTX1Tag.VertexData);
                    break;

                // MATERIAL - Stores materials (which describes how textures, etc. are drawn)
                case "MAT3":
                    MAT3Tag = new MAT3();
                    MAT3Tag.LoadMAT3FromStream(reader, tagStart);
                    break;

                // TEXTURES - Stores binary texture images.
                case "TEX1":
                    TEX1Tag = new TEX1();
                    TEX1Tag.LoadTEX1FromStream(reader, tagStart, dumpTextures);
                    break;

                // MODEL - Seems to be bypass commands for Materials and invokes GX registers directly.
                case "MDL3":
                    break;
                }

                // Skip the stream reader to the start of the next tag since it gets moved around during loading.
                reader.BaseStream.Position = tagStart + tagSize;
            }

            // To generate shaders we need to know which vertex attributes need to be enabled for the shader. However,
            // the shader has no knowledge in our book as to what attributes are enabled. Theoretically we could enable
            // them on the fly as something requested it, but that'd involve more code that I don't want to do right now.
            // To resolve, we iterate once through the hierarchy to see which mesh is called after a material and bind the
            // vertex descriptions.
            Material dummyMat = null;

            AssignVertexAttributesToMaterialsRecursive(INF1Tag.HierarchyRoot, ref dummyMat, MAT3Tag);

            // Now that the vertex attributes are assigned to the materials, generate a shader from the data.
            GenerateShadersForMaterials(MAT3Tag, dumpShaders);

            // Iterate through the shapes and calculate a bounding box which encompasses all of them.
            Vector3 min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
            Vector3 max = new Vector3(float.MinValue, float.MinValue, float.MinValue);

            foreach (var shape in SHP1Tag.Shapes)
            {
                Vector3 sMin = shape.BoundingBox.Min;
                Vector3 sMax = shape.BoundingBox.Max;

                if (sMin.X < min.X)
                {
                    min.X = sMin.X;
                }
                if (sMax.X > max.X)
                {
                    max.X = sMax.X;
                }

                if (sMin.Y < min.Y)
                {
                    min.Y = sMin.Y;
                }
                if (sMax.Y > max.Y)
                {
                    max.Y = sMax.Y;
                }

                if (sMin.Z < min.Z)
                {
                    min.Z = sMin.Z;
                }
                if (sMax.Z > max.Z)
                {
                    max.Z = sMax.Z;
                }
            }

            BoundingBox    = new FAABox(min, max);
            BoundingSphere = new FSphere(BoundingBox.Center, BoundingBox.Max.Length);
        }