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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "../default.h"
namespace embree
{
void waitForKeyPressedUnderWindows();
struct CommandLineParser
{
enum Verbosity {
NORMAL = 0,
SILENT
};
CommandLineParser(Verbosity verbosity = NORMAL) : verbosity(verbosity) {}
/* virtual interface for command line option processing */
struct CommandLineOption : public RefCount
{
CommandLineOption (const std::string& description)
: description(description) {}
virtual void parse(Ref<ParseStream> cin, const FileName& path) = 0;
std::string description;
};
/* helper class to provide parsing function via lambda function */
template<typename F>
struct CommandLineOptionClosure : public CommandLineOption
{
CommandLineOptionClosure (std::string description, const F& f)
: CommandLineOption(description), f(f) {}
virtual void parse(Ref<ParseStream> cin, const FileName& path) {
f(cin,path);
}
F f;
};
/* registers a command line option */
template<typename F>
void registerOption(const std::string& name, const F& f, const std::string& description)
{
Ref<CommandLineOption> closure = new CommandLineOptionClosure<F>(description,f);
commandLineOptionList.push_back(closure);
commandLineOptionMap[name] = closure;
}
/* registers an alias for a command line option */
void registerOptionAlias(const std::string& name, const std::string& alternativeName);
/* command line parsing */
void parseCommandLine(int argc, char** argv);
void parseCommandLine(Ref<ParseStream> cin, const FileName& path);
/* prints help for all supported command line options */
void printCommandLineHelp();
/* command line options database */
std::vector< Ref<CommandLineOption> > commandLineOptionList;
std::map<std::string,Ref<CommandLineOption> > commandLineOptionMap;
Verbosity verbosity;
};
class Application
{
public:
enum Features { FEATURE_RTCORE = 1, FEATURE_STREAM = 2 };
Application (int features);
virtual ~Application();
static Application* instance;
/* print log message */
void log(int verbose, const std::string& str);
template<typename F>
void registerOption(const std::string& name, const F& f, const std::string& description) {
commandLineParser.registerOption<F>(name, f, description);
}
/* registers an alias for a command line option */
void registerOptionAlias(const std::string& name, const std::string& alternativeName) {
commandLineParser.registerOptionAlias(name, alternativeName);
}
/* command line parsing */
void parseCommandLine(int argc, char** argv) {
commandLineParser.parseCommandLine(argc, argv);
}
void parseCommandLine(Ref<ParseStream> cin, const FileName& path) {
commandLineParser.parseCommandLine(cin, path);
}
/* prints help for all supported command line options */
void printCommandLineHelp() {
commandLineParser.printCommandLineHelp();
}
public:
/* virtual main function, contains all tutorial logic */
virtual int main(int argc, char** argv) = 0;
public:
std::string rtcore; // embree configuration
int verbosity; // verbosity of output
CommandLineParser commandLineParser;
public:
bool log_delta; // whether to print delta stats
double start_time; // start time of application
double last_time; // last log time of application
ssize_t last_virtual_memory; // last virtual memory usage
ssize_t last_resident_memory; // last resident memory usage
};
}
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