raze/source/core/utility/stats.cpp

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/*
** stats.cpp
** Performance-monitoring statistics
**
**---------------------------------------------------------------------------
** Copyright 1998-2006 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#include "stats.h"
#include "v_draw.h"
#include "v_text.h"
#include "v_font.h"
#include "c_console.h"
#include "c_dispatch.h"
#include "printf.h"
FStat *FStat::FirstStat;
FStat::FStat (const char *name)
{
m_Name = name;
m_Active = false;
m_Next = FirstStat;
FirstStat = this;
}
FStat::~FStat ()
{
FStat **prev = &FirstStat;
while (*prev && *prev != this)
prev = &((*prev)->m_Next)->m_Next;
if (*prev == this)
*prev = m_Next;
}
FStat *FStat::FindStat (const char *name)
{
FStat *stat = FirstStat;
while (stat && stricmp (name, stat->m_Name))
stat = stat->m_Next;
return stat;
}
void FStat::ToggleStat (const char *name)
{
FStat *stat = FindStat (name);
if (stat)
stat->ToggleStat ();
else
Printf ("Unknown stat: %s\n", name);
}
void FStat::EnableStat(const char* name, bool on)
{
FStat* stat = FindStat(name);
if (stat)
stat->m_Active = on;
else
Printf("Unknown stat: %s\n", name);
}
void FStat::ToggleStat ()
{
m_Active = !m_Active;
}
void FStat::PrintStat ()
{
int textScale = active_con_scale();
int fontheight = NewConsoleFont->GetHeight() + 1;
int y = screen->GetHeight() / textScale;
int count = 0;
for (FStat *stat = FirstStat; stat != NULL; stat = stat->m_Next)
{
if (stat->m_Active)
{
FString stattext(stat->GetStats());
if (stattext.Len() > 0)
{
y -= fontheight; // there's at least one line of text
for (unsigned i = 0; i < stattext.Len()-1; i++)
{
// Count number of linefeeds but ignore terminating ones.
if (stattext[i] == '\n') y -= fontheight;
}
DrawText(twod, NewConsoleFont, CR_GREEN, 5 / textScale, y, stattext,
DTA_VirtualWidth, screen->GetWidth() / textScale,
DTA_VirtualHeight, screen->GetHeight() / textScale,
DTA_KeepRatio, true, TAG_DONE);
count++;
}
}
}
}
void FStat::DumpRegisteredStats ()
{
FStat *stat = FirstStat;
Printf ("Available stats:\n");
while (stat)
{
Printf (" %c%s\n", stat->m_Active ? '*' : ' ', stat->m_Name);
stat = stat->m_Next;
}
}
CCMD (stat)
{
if (argv.argc() != 2)
{
Printf ("Usage: stat <statistics>\n");
FStat::DumpRegisteredStats ();
}
else
{
FStat::ToggleStat (argv[1]);
}
}