private static BeginMode GetBeginMode(FlexibleModelPrimitiveTopology primitiveTopology)
{
switch (primitiveTopology)
{
case FlexibleModelPrimitiveTopology.PointList: return(BeginMode.Points);
case FlexibleModelPrimitiveTopology.LineList: return(BeginMode.Lines);
case FlexibleModelPrimitiveTopology.LineStrip: return(BeginMode.LineStrip);
case FlexibleModelPrimitiveTopology.TriangleList: return(BeginMode.Triangles);
case FlexibleModelPrimitiveTopology.TriangleStrip: return(BeginMode.TriangleStrip);
case FlexibleModelPrimitiveTopology.TriangleFan: return(BeginMode.TriangleFan);
case FlexibleModelPrimitiveTopology.LineListWithAdjacency: return(BeginMode.LinesAdjacency);
case FlexibleModelPrimitiveTopology.LineStripWithAdjacency: return(BeginMode.LineStripAdjacency);
case FlexibleModelPrimitiveTopology.TriangleListWithAdjacency: return(BeginMode.TrianglesAdjacency);
case FlexibleModelPrimitiveTopology.TriangleStripWithAdjacency: return(BeginMode.TriangleStripAdjacency);
case FlexibleModelPrimitiveTopology.PatchList: return(BeginMode.Patches);
default: throw new ArgumentOutOfRangeException(nameof(primitiveTopology), primitiveTopology, null);
}
}
private MeshTopology TopologyToUnity(FlexibleModelPrimitiveTopology cgTopology)
{
switch (cgTopology)
{
case FlexibleModelPrimitiveTopology.PointList: return(MeshTopology.Points);
case FlexibleModelPrimitiveTopology.LineList: return(MeshTopology.Lines);
case FlexibleModelPrimitiveTopology.LineStrip: return(MeshTopology.LineStrip);
case FlexibleModelPrimitiveTopology.TriangleList: return(MeshTopology.Triangles);
case FlexibleModelPrimitiveTopology.TriangleStrip:
case FlexibleModelPrimitiveTopology.TriangleFan:
case FlexibleModelPrimitiveTopology.LineListWithAdjacency:
case FlexibleModelPrimitiveTopology.LineStripWithAdjacency:
case FlexibleModelPrimitiveTopology.TriangleListWithAdjacency:
case FlexibleModelPrimitiveTopology.TriangleStripWithAdjacency:
case FlexibleModelPrimitiveTopology.PatchList:
default:
throw new NotImplementedException($"Topology '{cgTopology}' is not yet supported by the Unity backend of Clarity Worlds.");
}
}
// todo: remove source param
public static IFlexibleModel CreateSimple(IResourceSource source, VertexPosNormTex[] vertices, int[] indices, FlexibleModelPrimitiveTopology primitiveTopology)
{
var pack = new ResourcePack(ResourceVolatility.Immutable);
//pack.Source = source;
RawDataResource vertexDataRes;
fixed(VertexPosNormTex *pVertices = vertices)
vertexDataRes = new RawDataResource(ResourceVolatility.Immutable, (IntPtr)pVertices, vertices.Length * sizeof(VertexPosNormTex));
pack.AddSubresource("VertexArray", vertexDataRes);
var hasIndices = indices != null;
RawDataResource indexDataRes = null;
if (hasIndices)
{
fixed(int *pIndices = indices)
indexDataRes = new RawDataResource(ResourceVolatility.Immutable, (IntPtr)pIndices, indices.Length * sizeof(int));
pack.AddSubresource("IndexArray", indexDataRes);
}
var arraySubranges = hasIndices
? new[]
{
vertexDataRes.GetSubrange(0),
indexDataRes.GetSubrange(0)
}
: new[]
{
vertexDataRes.GetSubrange(0)
};
var elementInfos = VertexPosNormTex.GetElementsInfos(0);
var indicesInfo = hasIndices ? new VertexIndicesInfo(1, CommonFormat.R32_UINT) : null;
var vertexSet = new FlexibleModelVertexSet(ResourceVolatility.Immutable, arraySubranges, elementInfos, indicesInfo);
pack.AddSubresource("VertexSet", vertexSet);
var modelPart = new FlexibleModelPart
{
ModelMaterialName = "MainMaterial",
VertexSetIndex = 0,
PrimitiveTopology = primitiveTopology,
IndexCount = hasIndices ? indices.Length : vertices.Length,
FirstIndex = 0,
VertexOffset = 0
};
var sphere = Sphere.BoundingSphere(vertices, x => x.Position);
var model = new FlexibleModel(ResourceVolatility.Immutable, new[] { vertexSet }, new[] { modelPart }, sphere);
pack.AddSubresource("Model", model);
model.Source = source;
return(model);
}
