static unsafe IConstantBuffer GetObjectCB(MyRenderContext RC, MyInstanceComponent instance, float stateData)
{
Vector4 col0, col1, col2;
instance.GetMatrixCols(0, out col0, out col1, out col2);
Matrix matrix = Matrix.Identity;
matrix.SetRow(0, col0);
matrix.SetRow(1, col1);
matrix.SetRow(2, col2);
matrix = Matrix.Transpose(matrix);
int cbSize = sizeof(MyObjectDataCommon);
cbSize += sizeof(MyObjectDataNonVoxel);
IConstantBuffer cb = MyCommon.GetObjectCB(cbSize);
var mapping = MyMapping.MapDiscard(RC, cb);
MyObjectDataNonVoxel nonVoxelData = new MyObjectDataNonVoxel();
mapping.WriteAndPosition(ref nonVoxelData);
MyObjectDataCommon commonData = new MyObjectDataCommon();
commonData.LocalMatrix = matrix;
commonData.ColorMul = Vector3.One;
commonData.KeyColor = new Vector3(0, -1f, 0f);
commonData.CustomAlpha = stateData;
mapping.WriteAndPosition(ref commonData);
mapping.Unmap();
return(cb);
}
