public GeometryFrame(RenderWareStream.Frame src, RenderWareStream.Atomic atomic)
{
Source = src;
Name = src.Name != null ? src.Name.Value : DefaultName;
ParentIndex = src.ParentIndex;
GeometryIndex = atomic == null ? -1 : (int)atomic.GeometryIndex;
Position = Types.Convert(src.Position);
Rotation = UnityEngine.Quaternion.LookRotation(Types.Convert(src.MatrixForward), Types.Convert(src.MatrixUp));
}
private Geometry(RenderWareStream.Geometry geom, Mesh mesh, TextureDictionary[] textureDictionaries)
{
Mesh = mesh;
if (geom.Skinning != null)
{
Mesh.boneWeights = Types.Convert(geom.Skinning.VertexBoneIndices, geom.Skinning.VertexBoneWeights);
SkinToBoneMatrices = Types.Convert(geom.Skinning.SkinToBoneMatrices);
}
_geom = geom;
_textureDictionaries = textureDictionaries;
_materials = new Dictionary <MaterialFlags, UnityEngine.Material[]>();
}
private static Mesh Convert(RenderWareStream.Geometry src)
{
var mesh = new Mesh();
// ReSharper disable ConvertClosureToMethodGroup
mesh.vertices = src.Vertices.Select(x => Types.Convert(x)).ToArray();
if (src.Normals != null)
{
mesh.normals = src.Normals.Select(x => Types.Convert(x)).ToArray();
}
if (src.Colours != null)
{
mesh.colors32 = src.Colours.Select(x => Types.Convert(x)).ToArray();
}
if (src.TexCoords != null && src.TexCoords.Length > 0)
{
mesh.uv = src.TexCoords[0].Select(x => Types.Convert(x)).ToArray();
}
// ReSharper restore ConvertClosureToMethodGroup
if (src.Normals == null)
{
mesh.normals = CalculateNormals(src, mesh.vertices);
}
mesh.subMeshCount = src.MaterialSplits.Length;
var isTriangleStrip = (src.Flags & GeometryFlag.TriangleStrips) == GeometryFlag.TriangleStrips;
var subMesh = 0;
foreach (var split in src.MaterialSplits)
{
var indices = isTriangleStrip
? FromTriangleStrip(split.FaceIndices)
: split.FaceIndices;
mesh.SetIndices(indices, MeshTopology.Triangles, subMesh++);
}
mesh.RecalculateBounds();
return(mesh);
}
private static UnityEngine.Material Convert(RenderWareStream.Material src, TextureDictionary[] txds, MaterialFlags flags)
{
LoadedTexture diffuse;
LoadedTexture mask = null;
var overrideAlpha = (flags & MaterialFlags.OverrideAlpha) == MaterialFlags.OverrideAlpha;
var vehicle = (flags & MaterialFlags.Vehicle) == MaterialFlags.Vehicle;
if (!overrideAlpha && src.Colour.A != 255)
{
flags |= MaterialFlags.Alpha;
}
if (src.TextureCount > 0)
{
var tex = src.Textures[0];
diffuse = txds.GetDiffuse(tex.TextureName);
if (src.TextureCount > 1)
{
Debug.LogFormat("Something has {0} textures!", src.TextureCount);
}
if (diffuse == null)
{
Debug.LogWarningFormat("Unable to find texture {0}", tex.TextureName);
}
if (!string.IsNullOrEmpty(tex.MaskName))
{
mask = txds.GetAlpha(tex.MaskName) ?? diffuse;
}
else if (vehicle)
{
mask = diffuse;
}
if (!overrideAlpha && mask != null && mask.HasAlpha)
{
flags |= MaterialFlags.Alpha;
}
}
else
{
diffuse = WhiteTex;
}
var shader = GetShader(flags);
var mat = new UnityEngine.Material(shader);
var clr = Types.Convert(src.Colour);
if (vehicle)
{
var found = false;
for (var i = 1; i < _sKeyColors.Length; ++i)
{
var key = _sKeyColors[i];
if (key.r != clr.r || key.g != clr.g || key.b != clr.b)
{
continue;
}
mat.SetInt(CarColorIndexId, i);
found = true;
break;
}
if (found)
{
mat.color = Color.white;
}
else
{
mat.color = clr;
}
}
else
{
mat.color = clr;
}
if (diffuse != null)
{
mat.SetTexture(MainTexId, diffuse.Texture);
}
if (mask != null)
{
mat.SetTexture(MaskTexId, mask.Texture);
}
mat.SetFloat(MetallicId, src.Specular);
mat.SetFloat(SmoothnessId, src.Smoothness);
return(mat);
}
private static UnityEngine.AnimationClip Convert(Clip animation, FrameContainer frames,
out UVector3 rootStart, out UVector3 rootEnd)
{
var clip = new UnityEngine.AnimationClip();
clip.legacy = true;
var rotateAxes = new[] {
new { Name = "x", Mask = new UVector4(1f, 0f, 0f, 0f) },
new { Name = "y", Mask = new UVector4(0f, 1f, 0f, 0f) },
new { Name = "z", Mask = new UVector4(0f, 0f, 1f, 0f) },
new { Name = "w", Mask = new UVector4(0f, 0f, 0f, 1f) }
};
var translateAxes = new[] {
new { Name = "x", Mask = new UVector3(1f, 0f, 0f) },
new { Name = "y", Mask = new UVector3(0f, 1f, 0f) },
new { Name = "z", Mask = new UVector3(0f, 0f, 1f) },
};
var root = animation.Bones.FirstOrDefault(x => x.BoneId == 0);
if (root != null && root.FrameCount > 0)
{
rootStart = Types.Convert(root.Frames.First().Translation);
rootEnd = Types.Convert(root.Frames.Last().Translation);
}
else
{
rootStart = rootEnd = UVector3.zero;
}
foreach (var bone in animation.Bones)
{
var bFrames = bone.Frames;
var frame = frames.GetByBoneId(bone.BoneId);
string bonePath = frame.Path;
var axisAngle = bFrames.ToDictionary(x => x, x =>
{
var q = Types.Convert(x.Rotation);
float ang; UnityEngine.Vector3 axis;
q.ToAngleAxis(out ang, out axis);
return(new UVector4(q.x, q.y, q.z, q.w));
});
foreach (var axis in rotateAxes)
{
var keys = bFrames
.Select(x => new Keyframe(x.Time * TimeScale,
UVector4.Dot(axisAngle[x], axis.Mask)))
.ToArray();
clip.SetCurve(bonePath, typeof(Transform), "localRotation." + axis.Name,
new UnityEngine.AnimationCurve(keys));
}
var converted = bFrames.Select(x => Types.Convert(x.Translation)).ToArray();
if (!converted.Any(x => !x.Equals(UVector3.zero)))
{
continue;
}
var anyVelocities = false;
var deltaVals = converted.Select((x, i) =>
{
var prev = Math.Max(0, i - 1);
var next = Math.Min(i + 1, converted.Length - 1);
var prevTime = bFrames[prev].Time * TimeScale;
var nextTime = bFrames[next].Time * TimeScale;
return(prevTime == nextTime || !(anyVelocities = true) ? UVector3.zero
: (converted[next] - converted[prev]) / (nextTime - prevTime));
}).ToArray();
foreach (var translateAxis in translateAxes)
{
var positions = bFrames
.Select((x, i) => new Keyframe(x.Time * TimeScale,
UVector3.Dot(frame.transform.localPosition + converted[i], translateAxis.Mask)))
.ToArray();
var deltas = bFrames.Select((x, i) => new Keyframe(x.Time * TimeScale,
UVector3.Dot(deltaVals[i], translateAxis.Mask))).ToArray();
clip.SetCurve(bonePath, typeof(Transform), "localPosition." + translateAxis.Name,
new UnityEngine.AnimationCurve(positions));
if (!anyVelocities)
{
continue;
}
clip.SetCurve(bonePath, typeof(BFrame), "LocalVelocity." + translateAxis.Name,
new UnityEngine.AnimationCurve(deltas));
}
}
clip.wrapMode = WrapMode.Loop;
clip.EnsureQuaternionContinuity();
return(clip);
}