static Response GrasshopperSolveHelper(Schema input, string body, System.Diagnostics.Stopwatch stopwatch)
{
// load grasshopper file
GrasshopperDefinition definition = GrasshopperDefinition.FromUrl(input.Pointer, true);
if (definition == null && !string.IsNullOrWhiteSpace(input.Algo))
{
definition = GrasshopperDefinition.FromBase64String(input.Algo, true);
}
if (definition == null)
{
throw new Exception("Unable to load grasshopper definition");
}
int recursionLevel = input.RecursionLevel + 1;
definition.Definition.DefineConstant("ComputeRecursionLevel", new Grasshopper.Kernel.Expressions.GH_Variant(recursionLevel));
definition.SetInputs(input.Values);
long decodeTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
var output = definition.Solve();
output.Pointer = definition.CacheKey;
long solveTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
string returnJson = JsonConvert.SerializeObject(output, GeometryResolver.Settings);
long encodeTime = stopwatch.ElapsedMilliseconds;
Response res = returnJson;
res.ContentType = "application/json";
res = res.WithHeader("Server-Timing", $"decode;dur={decodeTime}, solve;dur={solveTime}, encode;dur={encodeTime}");
if (definition.HasErrors)
{
res.StatusCode = Nancy.HttpStatusCode.InternalServerError;
}
else
{
if (input.CacheSolve)
{
DataCache.SetCachedSolveResults(body, returnJson, definition);
}
}
return(res);
}
static Response Grasshopper(NancyContext ctx)
{
var stopwatch = System.Diagnostics.Stopwatch.StartNew();
string body = ctx.Request.Body.AsString();
if (body.StartsWith("[") && body.EndsWith("]"))
{
body = body.Substring(1, body.Length - 2);
}
Schema input = JsonConvert.DeserializeObject <Schema>(body);
// load grasshopper file
GrasshopperDefinition definition = GrasshopperDefinition.FromUrl(input.Pointer, true);
if (definition == null)
{
definition = GrasshopperDefinition.FromBase64String(input.Algo);
}
if (definition == null)
{
throw new Exception("Unable to load grasshopper definition");
}
definition.SetInputs(input.Values);
long decodeTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
var output = definition.Solve();
long solveTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
string returnJson = JsonConvert.SerializeObject(output, GeometryResolver.Settings);
long encodeTime = stopwatch.ElapsedMilliseconds;
Response res = returnJson;
res.ContentType = "application/json";
res = res.WithHeader("Server-Timing", $"decode;dur={decodeTime}, solve;dur={solveTime}, encode;dur={encodeTime}");
if (definition.HasErrors)
{
res.StatusCode = Nancy.HttpStatusCode.InternalServerError;
}
return(res);
}
static Response Grasshopper(NancyContext ctx)
{
var stopwatch = System.Diagnostics.Stopwatch.StartNew();
string body = ctx.Request.Body.AsString();
if (body.StartsWith("[") && body.EndsWith("]"))
{
body = body.Substring(1, body.Length - 2);
}
Schema input = JsonConvert.DeserializeObject <Schema>(body);
if (input.CacheSolve)
{
// look in the cache to see if this has already been solved
string cachedReturnJson = DataCache.GetCachedSolveResults(body);
if (!string.IsNullOrWhiteSpace(cachedReturnJson))
{
Response cachedResponse = cachedReturnJson;
cachedResponse.ContentType = "application/json";
return(cachedResponse);
}
}
// 5 Feb 2021 S. Baer
// Throw a lock around the entire solve process for now. I can easily
// repeat multi-threaded issues by creating a catenary component with Hops
// that has one point for A and multiple points for B.
// We can narrow down this lock over time. As it stands, launching many
// compute instances on one computer is going to be a better solution anyway
// to deal with solving many times simultaniously.
lock (_ghsolvelock)
{
// load grasshopper file
GrasshopperDefinition definition = GrasshopperDefinition.FromUrl(input.Pointer, true);
if (definition == null)
{
definition = GrasshopperDefinition.FromBase64String(input.Algo, true);
}
if (definition == null)
{
throw new Exception("Unable to load grasshopper definition");
}
definition.SetInputs(input.Values);
long decodeTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
var output = definition.Solve();
output.Pointer = definition.CacheKey;
long solveTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
string returnJson = JsonConvert.SerializeObject(output, GeometryResolver.Settings);
long encodeTime = stopwatch.ElapsedMilliseconds;
Response res = returnJson;
res.ContentType = "application/json";
res = res.WithHeader("Server-Timing", $"decode;dur={decodeTime}, solve;dur={solveTime}, encode;dur={encodeTime}");
if (definition.HasErrors)
{
res.StatusCode = Nancy.HttpStatusCode.InternalServerError;
}
else
{
if (input.CacheSolve)
{
DataCache.SetCachedSolveResults(body, returnJson, definition);
}
}
return(res);
}
}
