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ryzom-core/code/snowballs2/client/src/graph.cpp

177 lines
4.3 KiB
C++

15 years ago
/** \file graph.cpp
* Snowballs 2 specific code for managing the graph (network traffic, fps, etc).
*/
/* Copyright, 2001 Nevrax Ltd.
*
* This file is part of NEVRAX SNOWBALLS.
* NEVRAX SNOWBALLS is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
* NEVRAX SNOWBALLS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with NEVRAX SNOWBALLS; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
//
// Includes
//
#include <nel/misc/types_nl.h>
#include <deque>
#include <nel/misc/vector.h>
#include <nel/misc/matrix.h>
#include <nel/misc/command.h>
#include <nel/3d/u_material.h>
#include <nel/3d/u_camera.h>
#include <nel/3d/u_driver.h>
#include <nel/3d/u_text_context.h>
#include <nel/3d/u_texture.h>
#include "graph.h"
#include "snowballs_client.h"
//
// Namespaces
//
using namespace NLMISC;
using namespace NL3D;
using namespace std;
namespace SBCLIENT {
//
// Classes
//
void CGraph::render ()
{
// Display the background
uint32 w, h;
Driver->getWindowSize (w, h);
float ScreenWidth = (float) w;
float ScreenHeight = (float) h;
Driver->setMatrixMode2D (CFrustum (0.0f, ScreenWidth, 0.0f, ScreenHeight, 0.0f, 1.0f, false));
Driver->drawQuad (X, Y, X+Width, Y+Height, BackColor);
float pos = X+Width-1;
for (deque<float>::reverse_iterator it = Values.rbegin(); it != Values.rend(); it++)
{
float value = (*it) * Height / MaxValue;
if (value > Height) value = Height;
Driver->drawLine (pos, Y, pos, Y+value, CRGBA (255,255,255,BackColor.A));
pos--;
}
float value = Peak * Height / MaxValue;
if (value > Height) value = Height;
CRGBA frontCol (min(BackColor.R*2,255),min(BackColor.G*2,255),min(BackColor.B*2,255),min(BackColor.A*2,255));
Driver->drawLine (X, Y+value, X+Width, Y+value, frontCol);
TextContext->setHotSpot (UTextContext::MiddleLeft);
TextContext->setColor (frontCol);
TextContext->setFontSize (10);
TextContext->printfAt ((X+Width+2)/ScreenWidth, (Y+value)/ScreenHeight, toString(Peak).c_str());
TextContext->setHotSpot (UTextContext::TopLeft);
TextContext->printfAt ((X+1)/ScreenWidth, (Y+Height-1)/ScreenHeight, Name.c_str());
}
void CGraph::addOneValue (float value)
{
Values.push_back (value);
while (Values.size () > Width)
Values.pop_front ();
if (Values.back() > Peak)
Peak = Values.back();
}
void CGraph::addValue (float value)
{
TTime currentTime = CTime::getLocalTime ();
while (currentTime > CurrentQuantumStart + Quantum)
{
CurrentQuantumStart += Quantum;
addOneValue ();
}
Values.back() += value;
if (Values.back() > Peak)
Peak = Values.back();
}
//
// Variables
//
CGraph FpsGraph ("fps", 10.0f, 10.0f, 100.0f, 100.0f, CRGBA(128,0,0,128), 1000, 40.0f);
CGraph SpfGraph ("spf", 10.0f, 110.0f, 100.0f, 100.0f, CRGBA(0,128,0,128), 0, 200.0f);
CGraph DownloadGraph ("download", 10.0f, 260.0f, 100.0f, 100.0f, CRGBA(0,0,128,128), 1000, 1000.0f);
CGraph UploadGraph ("upload", 10.0f, 360.0f, 100.0f, 100.0f, CRGBA(0,128,128,128), 1000, 1000.0f);
bool ShowGraph;
//
// Functions
//
void cbUpdateGraph (CConfigFile::CVar &var)
{
if (var.Name == "ShowGraph") ShowGraph = var.asInt() == 1;
else nlwarning ("Unknown variable update %s", var.Name.c_str());
}
void initGraph ()
{
ConfigFile->setCallback ("ShowGraph", cbUpdateGraph);
cbUpdateGraph (ConfigFile->getVar ("ShowGraph"));
}
void updateGraph ()
{
if (!ShowGraph) return;
FpsGraph.render ();
SpfGraph.render ();
DownloadGraph.render ();
UploadGraph.render ();
}
void releaseGraph ()
{
ConfigFile->setCallback("ShowGraph", NULL);
}
NLMISC_COMMAND(graph,"swith on/off graphs","")
{
// check args, if there s not the right number of parameter, return bad
if (args.size() != 0) return false;
ShowGraph = !ShowGraph;
return true;
}
} /* namespace SBCLIENT */
/* end of file */