This example shows how to use the Simplygon observer to get progress events.
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
#include <string>
#include <stdlib.h>
#include <filesystem>
#include <future>
#include "SimplygonLoader.h"
class CustomObserver : public Simplygon::Observer
{
public:
bool OnProgress(Simplygon::spObject subject, Simplygon::real progressPercent) override
{
printf("Progress: %f\n", progressPercent);
// return false to abort the processing
return true;
}
} customObserver;
void CheckLog(Simplygon::ISimplygon* sg)
{
// Check if any errors occurred.
bool hasErrors = sg->ErrorOccurred();
if (hasErrors)
{
Simplygon::spStringArray errors = sg->CreateStringArray();
sg->GetErrorMessages(errors);
auto errorCount = errors->GetItemCount();
if (errorCount > 0)
{
printf("%s\n", "Errors:");
for (auto errorIndex = 0U; errorIndex < errorCount; ++errorIndex)
{
Simplygon::spString errorString = errors->GetItem((int)errorIndex);
printf("%s\n", errorString.c_str());
}
sg->ClearErrorMessages();
}
}
else
{
printf("%s\n", "No errors.");
}
// Check if any warnings occurred.
bool hasWarnings = sg->WarningOccurred();
if (hasWarnings)
{
Simplygon::spStringArray warnings = sg->CreateStringArray();
sg->GetWarningMessages(warnings);
auto warningCount = warnings->GetItemCount();
if (warningCount > 0)
{
printf("%s\n", "Warnings:");
for (auto warningIndex = 0U; warningIndex < warningCount; ++warningIndex)
{
Simplygon::spString warningString = warnings->GetItem((int)warningIndex);
printf("%s\n", warningString.c_str());
}
sg->ClearWarningMessages();
}
}
else
{
printf("%s\n", "No warnings.");
}
}
void RunReduction(Simplygon::ISimplygon* sg)
{
// Create the reduction pipeline.
Simplygon::spReductionPipeline sgReductionPipeline = sg->CreateReductionPipeline();
// Add the custom observer to the reduction pipeline.
sgReductionPipeline->AddObserver(&customObserver);
std::string outputScenePath = std::string("output\\") + std::string("ProgressEvent") + std::string("_Output.fbx");
// Start the reduction pipeline.
printf("%s\n", "Start the reduction pipeline.");
sgReductionPipeline->RunSceneFromFile("../../../Assets/SimplygonMan/SimplygonMan.obj", outputScenePath.c_str(), Simplygon::EPipelineRunMode::RunInNewProcess);
// Check log for any warnings or errors.
printf("%s\n", "Check log for any warnings or errors.");
CheckLog(sg);
}
int main()
{
Simplygon::ISimplygon* sg = NULL;
Simplygon::EErrorCodes initval = Simplygon::Initialize( &sg );
if( initval != Simplygon::EErrorCodes::NoError )
{
printf( "Failed to initialize Simplygon: ErrorCode(%d)", (int)initval );
return int(initval);
}
RunReduction(sg);
Simplygon::Deinitialize(sg);
return 0;
}