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#ifndef TestSDKHelpers_h
#define TestSDKHelpers_h
#include <image.h>
#include <window.h>
#include <fstream>
#include <iostream>
namespace TestSDKHelpers
{
static bool RenderTest(const f3d::image& img, const std::string& baselinePath,
const std::string& outputPath, const std::string& name, double threshold = 0.05)
{
if (baselinePath.empty() || outputPath.empty() || name.empty())
{
std::cerr << "A path or name is empty, aborting" << std::endl;
return false;
}
std::string baseline = baselinePath + name + ".png";
std::string output = outputPath + name + ".png";
{
std::ifstream file(baseline.c_str());
if (!file.good())
{
img.save(output);
std::cerr << "Reference image "
<< baseline + " does not exist, current rendering has been outputted to " << output
<< std::endl;
return false;
}
}
f3d::image reference(baseline);
double error = img.compare(reference);
if (error > threshold)
{
std::cerr << "Current rendering difference with reference image " << baseline << " : " << error
<< " is higher than the threshold of " << threshold << std::endl;
std::cerr << "Result resolution: " << img.getWidth() << "x" << img.getHeight() << std::endl;
std::cerr << "Reference resolution: " << reference.getWidth() << "x" << reference.getHeight()
<< std::endl;
std::cerr << "Result image saved to " << output << std::endl;
img.save(output);
return false;
}
std::cout << "Successful render test against " << baseline + " with an error of " << error
<< std::endl;
return true;
}
static bool RenderTest(f3d::window& win, const std::string& baselinePath,
const std::string& outputPath, const std::string& name, double threshold = 0.05,
bool noBackground = false)
{
return TestSDKHelpers::RenderTest(
win.renderToImage(noBackground), baselinePath, outputPath, name, threshold);
}
}
#endif
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