bool
CheckRender::PGMvsPGM( const char *src_file, const char *ref_file, const float epsilon, const float threshold )
{
unsigned char *src_data = NULL, *ref_data = NULL;
unsigned long error_count = 0;
unsigned int width, height;
char *ref_file_path = sdkFindFilePath(ref_file, m_ExecPath);
if (ref_file_path == NULL) {
printf("CheckRender::PGMvsPGM unable to find <%s> in <%s> Aborting comparison!\n", ref_file, m_ExecPath);
printf(">>> Check info.xml and [project//data] folder <%s> <<<\n", ref_file);
printf("Aborting comparison!\n");
printf(" FAILED\n");
error_count++;
} else {
if (src_file == NULL || ref_file_path == NULL) {
printf("PGMvsPGM: Aborting comparison\n");
return false;
}
printf(" src_file <%s>\n", src_file);
printf(" ref_file <%s>\n", ref_file_path);
if (sdkLoadPPMub(ref_file_path, &ref_data, &width, &height) != true) {
printf("PGMvsPGM: unable to load ref image file: %s\n", ref_file_path);
return false;
}
if (sdkLoadPPMub(src_file, &src_data, &width, &height) != true) {
printf("PGMvsPGM: unable to load src image file: %s\n", src_file);
return false;
}
printf("PGMvsPGM: comparing images size (%d,%d) epsilon(%2.4f), threshold(%4.2f%%)\n", m_Height, m_Width, epsilon, threshold*100);
if (compareDataAsFloatThreshold<unsigned char, float>( ref_data, src_data, m_Height*m_Width, epsilon, threshold ) == false) {
error_count = 1;
}
}
if (error_count == 0) {
printf(" OK\n");
} else {
printf(" FAILURE: %d errors...\n", (unsigned int)error_count);
}
return (error_count == 0); // returns true if all pixels pass
}
inline bool
sdkComparePGM(const char *src_file, const char *ref_file,
const float epsilon, const float threshold, bool verboseErrors)
{
unsigned char *src_data = 0, *ref_data = 0;
unsigned long error_count = 0;
unsigned int ref_width, ref_height;
unsigned int src_width, src_height;
if (src_file == NULL || ref_file == NULL)
{
if (verboseErrors)
{
std::cerr << "PGMvsPGM: src_file or ref_file is NULL. Aborting comparison\n";
}
return false;
}
if (verboseErrors)
{
std::cerr << "> Compare (a)rendered: <" << src_file << ">\n";
std::cerr << "> (b)reference: <" << ref_file << ">\n";
}
if (sdkLoadPPMub(ref_file, &ref_data, &ref_width, &ref_height) != true)
{
if (verboseErrors)
{
std::cerr << "PGMvsPGM: unable to load ref image file: "<< ref_file << "\n";
}
return false;
}
if (sdkLoadPPMub(src_file, &src_data, &src_width, &src_height) != true)
{
std::cerr << "PGMvsPGM: unable to load src image file: " << src_file << "\n";
return false;
}
if (src_height != ref_height || src_width != ref_width)
{
if (verboseErrors) std::cerr << "PGMvsPGM: source and ref size mismatch (" << src_width <<
"," << src_height << ")vs(" << ref_width << "," << ref_height << ")\n";
}
if (verboseErrors) std::cerr << "PGMvsPGM: comparing images size (" << src_width <<
"," << src_height << ") epsilon(" << epsilon << "), threshold(" << threshold*100 << "%)\n";
if (compareData(ref_data, src_data, src_width*src_height, epsilon, threshold) == false)
{
error_count=1;
}
if (error_count == 0)
{
if (verboseErrors)
{
std::cerr << " OK\n\n";
}
}
else
{
if (verboseErrors)
{
std::cerr << " FAILURE! "<<error_count<<" errors...\n\n";
}
}
return (error_count == 0)? true : false; // returns true if all pixels pass
}
