benchmark for fixed

This commit is contained in:
Wolfgang Thaller 2012-04-10 23:55:53 +02:00
parent 52b50689d2
commit 624232f38b
2 changed files with 111 additions and 1 deletions

View File

@ -14,11 +14,18 @@ add_executable(Raytracer2 MACOSX_BUNDLE
fixed.cc
)
if(APPLE)
target_link_libraries(Raytracer "-framework Carbon")
target_link_libraries(Raytracer2 "-framework Carbon")
else()
add_executable(FixedBenchmark fixedbenchmark.cc ../App2/Console.cc ../App2/Console.h fixed.h fixed.cc)
target_link_libraries(FixedBenchmark retrocrt)
add_custom_command(
OUTPUT FixedBenchmark.bin
COMMAND ${MAKE_APPL} -c FixedBenchmark -o FixedBenchmark
DEPENDS FixedBenchmark)
add_custom_target(FixedBenchmarkAPPL ALL DEPENDS FixedBenchmark.bin)
target_link_libraries(Raytracer retrocrt)
add_custom_command(
OUTPUT Raytracer.bin

103
Raytracer/fixedbenchmark.cc Normal file
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@ -0,0 +1,103 @@
#include <iostream>
#include <cstdlib>
#include <cstdio>
#include <Quickdraw.h>
#include <MacMemory.h>
#include <Sound.h>
#include <Events.h>
#include <Fonts.h>
#include "MacUtils.h"
#include "Console.h"
QDGlobals qd;
extern ssize_t (*__write_hook)(int fd, const void*buf, size_t count);
extern "C" ssize_t consolewrite(int fd, const void *buf, size_t count)
{
const char *p = (const char*)buf;
for(int i = 0; i < count; i++)
Console::currentInstance->putch(*p++);
return count;
}
#include "fixed.h"
class timer
{
long t;
public:
timer() : t(TickCount()) {}
float elapsed() { return (TickCount() - t) / 60.15f; }
};
int main(int argc, char** argv)
{
//GrafPort port;
WindowPtr win;
InitGraf(&qd.thePort);
InitFonts();
InitWindows();
InitMenus();
Rect r;
SetRect(&r, qd.screenBits.bounds.left + 5, qd.screenBits.bounds.top + 45, qd.screenBits.bounds.right - 5, qd.screenBits.bounds.bottom -5);
win = NewWindow(NULL, &r, PSTR("Retro68 Console"), true, 0, (WindowPtr)-1, false, 0);
SetPort(win);
EraseRect(&win->portRect);
new char[32];
Console console(win, win->portRect);
__write_hook = &consolewrite;
std::cout << "Hello, world.\n";
std::cout << "Generating numbers..." << std::flush;
const int n = 1000;
std::vector<fixed> numbers(n);
for(int i = 0; i < numbers.size(); i++)
numbers[i] = fixed(std::rand(), fixed::raw());
std::vector<fixed> outputs(n);
std::cout << "done.\n";
std::cout << "Testing Multiplication..." << std::flush;
{
timer t;
for(int i = 0; i < n; i++)
{
outputs[i] = numbers[i] * numbers[n - i - 1];
}
std::cout << 1000 * t.elapsed() / n << "ms\n";
}
std::cout << "Testing Division..." << std::flush;
{
timer t;
for(int i = 0; i < n; i++)
{
outputs[i] = numbers[i] / numbers[n - i - 1];
}
std::cout << 1000 * t.elapsed() / n << "ms\n";
}
std::cout << "Testing Square Root..." << std::flush;
{
timer t;
for(int i = 0; i < n; i++)
{
outputs[i] = sqrt(numbers[i]);
}
std::cout << 1000 * t.elapsed() / n << "ms\n";
}
std::cout << "Press Enter to Exit ;-)\n";
console.ReadLine();
return 0;
}