public IEnumerator Load(IAssetRequest <Texture2D> assetRequest)
{
if (!GameDatabase.Instance.IsReady())
{
FARLogger.Warning("Trying to load textures before GameDatabase has been loaded");
assetRequest.State = Progress.Error;
assetRequest.OnError();
yield break;
}
assetRequest.State = Progress.InProgress;
try
{
FARLogger.DebugFormat("Getting texture {0} from GameDatabase", assetRequest.Url);
Texture2D texture = GameDatabase.Instance.GetTexture(assetRequest.Url, false);
assetRequest.State = Progress.Completed;
assetRequest.OnLoad(texture);
}
catch (Exception e)
{
FARLogger.Exception(e, $"While loading texture {assetRequest.Url} from game database:");
assetRequest.State = Progress.Error;
assetRequest.OnError();
}
}
private static void LoadConfigs()
{
// clear config cache so it can be rebuilt
lastConfigs.Clear();
var load = new LoadVisitor();
foreach (KeyValuePair <string, ReflectedConfig> pair in ConfigReflection.Instance.Configs)
{
ConfigNode[] nodes = GameDatabase.Instance.GetConfigNodes(pair.Key);
if (pair.Value.Reflection.AllowMultiple)
{
var root = new ConfigNode();
foreach (ConfigNode configNode in nodes)
{
root.AddNode(configNode);
}
load.Node = root;
object instance = pair.Value.Instance;
int errors = pair.Value.Reflection.Load(load, ref instance);
if (errors > 0)
{
FARLogger.ErrorFormat("{0} errors while loading {1}", errors.ToString(), pair.Key);
}
}
else
{
if (nodes.Length == 0)
{
FARLogger.Warning($"Could not find config nodes {pair.Key}");
continue;
}
if (nodes.Length > 1)
{
FARLogger.Warning($"Found {nodes.Length.ToString()} {pair.Key} nodes");
}
foreach (ConfigNode node in nodes)
{
load.Node = node;
object instance = pair.Value.Instance;
int errors = pair.Value.Reflection.Load(load, ref instance);
if (errors > 0)
{
FARLogger.ErrorFormat("{0} errors while loading {1}", errors.ToString(), node.name);
}
}
}
}
using LoadGuard guard = Guard(Operation.Saving);
SaveConfigs("Custom", true, ".cfg.far", FARConfig.Debug.DumpOnLoad);
}
protected override void OnLoad()
{
LineRenderer = new ShaderMaterialPair(Shader.Find("Hidden/Internal-Colored"));
if (TryGetValue("FerramAerospaceResearch/Debug Voxel Mesh", out Shader voxelShader))
{
DebugVoxels = new ShaderMaterialPair(voxelShader);
DebugVoxels.Material.SetFloat(ShaderPropertyIds.Cutoff, 0.45f);
}
else
{
FARLogger.Warning("Could not find voxel mesh shader. Using Sprites/Default for rendering, you WILL see depth artifacts");
DebugVoxels = new ShaderMaterialPair(Shader.Find("Sprites/Default"));
}
}
public static bool IsAbsolute(string path, bool retry = true)
{
try
{
return(Path.IsPathRooted(path));
}
catch (ArgumentException e)
{
if (retry)
{
FARLogger.Warning($"Invalid path: {path}, retrying");
return(IsAbsolute(path.Replace("\\", "/"), false));
}
FARLogger.Exception(e, $"Exception in path: {path}");
throw;
}
}
/// <summary>
/// C# implementation of
/// https://github.com/scipy/scipy/blob/d5617d81064885ef2ec961492bc703f36bb36ee9/scipy/optimize/zeros.py#L95-L363
/// with optional <see cref="minLimit" /> and <see cref="maxLimit" /> constraints for physical problems. The solver
/// terminates when it either reaches the maximum number of iterations <see cref="maxIter" />, current and previous
/// <see cref="function" /> values are equal, current and previous solutions are close enough, are both NaN or both
/// fall outside limits.
/// </summary>
/// <param name="function">Function to find root of</param>
/// <param name="x0">Initial guess</param>
/// <param name="x1">Optional second guess</param>
/// <param name="tol">Absolute convergence tolerance</param>
/// <param name="rTol">Relative convergence tolerance</param>
/// <param name="maxIter">Maximum number of iterations</param>
/// <param name="maxLimit">Maximum value of the solution</param>
/// <param name="minLimit">Minimum value of the solution</param>
/// <returns><see cref="OptimizationResult" /> solution</returns>
/// <exception cref="ArgumentException">When initial and second guesses are equal</exception>
public static OptimizationResult Secant(
Func <double, double> function,
double x0,
double?x1 = null,
double tol = 0.001,
double rTol = 0.001,
int maxIter = 50,
double maxLimit = double.PositiveInfinity,
double minLimit = double.NegativeInfinity
)
{
// ReSharper disable CompareOfFloatsByEqualityOperator
int funcCalls = 0;
double p0 = x0;
double p1;
if (x1 is null)
{
const double eps = 1e-4;
p1 = x0 * (1 + eps);
p1 += p1 >= 0 ? eps : -eps;
}
else
{
if (x1 == x0)
{
throw new ArgumentException($"{nameof(x1)} and {nameof(x0)} must be different");
}
p1 = (double)x1;
}
double q0 = function(p0);
double q1 = function(p1);
funcCalls += 2;
double p = 0;
if (Math.Abs(q1) < Math.Abs(q0))
{
Swap(ref p0, ref p1);
Swap(ref q0, ref q1);
}
for (int itr = 0; itr < maxIter; itr++)
{
if (q1 == q0)
{
if (p1 != p0)
{
FARLogger.Warning($"Tolerance of {(p1 - p0).ToString(CultureInfo.InvariantCulture)} reached");
}
FARLogger.Debug($"Secant method converged in {funcCalls.ToString()} function calls");
return(new OptimizationResult((p1 + p0) / 2, funcCalls, true));
}
if (Math.Abs(q1) > Math.Abs(q0))
{
p = (-q0 / q1 * p1 + p0) / (1 - q0 / q1);
}
else
{
p = (-q1 / q0 * p0 + p1) / (1 - q1 / q0);
}
if (IsClose(p, p1, tol, rTol))
{
FARLogger.Debug($"Secant method converged in {funcCalls.ToString()} function calls with tolerance of {(p1 - p).ToString(CultureInfo.InvariantCulture)}");
return(new OptimizationResult(p, funcCalls, true));
}
p0 = p1;
q0 = q1;
p1 = p;
if (double.IsNaN(p0) && double.IsNaN(p1))
{
FARLogger.Warning($"Both {nameof(p0)} and {nameof(p1)} are NaN, used {funcCalls.ToString()} function calls");
return(new OptimizationResult(p, funcCalls));
}
if (p1 < minLimit && p0 < minLimit || p1 > maxLimit && p0 > maxLimit)
{
FARLogger.Warning($"{nameof(p1)} and {nameof(p0)} are outside the limits, used {funcCalls.ToString()} function calls");
return(new OptimizationResult(p, funcCalls));
}
q1 = function(p1);
funcCalls++;
}
FARLogger.Warning($"Secant method failed to converge in {funcCalls.ToString()} function calls");
return(new OptimizationResult(p, funcCalls));
// ReSharper restore CompareOfFloatsByEqualityOperator
}
