snowballs2/client/src/graph.cpp

   1 // NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This source file has been modified by the following contributors:
   5 // Copyright (C) 2013  Jan BOON (Kaetemi) <jan.boon@kaetemi.be>
   6 //
   7 // This program is free software: you can redistribute it and/or modify
   8 // it under the terms of the GNU Affero General Public License as
   9 // published by the Free Software Foundation, either version 3 of the
  10 // License, or (at your option) any later version.
  11 //
  12 // This program is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU Affero General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU Affero General Public License
  18 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 //
  21 // Includes
  22 //
  23
  24 #include <nel/misc/types_nl.h>
  25
  26 #include <deque>
  27
  28 #include <nel/misc/vector.h>
  29 #include <nel/misc/matrix.h>
  30 #include <nel/misc/command.h>
  31
  32 #include <nel/3d/u_material.h>
  33 #include <nel/3d/u_camera.h>
  34 #include <nel/3d/u_driver.h>
  35 #include <nel/3d/u_text_context.h>
  36 #include <nel/3d/u_texture.h>
  37
  38 #include "graph.h"
  39 #include "snowballs_client.h"
  40
  41 //
  42 // Namespaces
  43 //
  44
  45 using namespace NLMISC;
  46 using namespace NL3D;
  47 using namespace std;
  48
  49
  50 namespace SBCLIENT {
  51
  52 //
  53 // Classes
  54 //
  55
  56 void CGraph::render ()
  57 {
  58         // Display the background
  59         uint32 w, h;
  60         Driver->getWindowSize (w, h);
  61         float ScreenWidth = (float) w;
  62         float ScreenHeight = (float) h;
  63         Driver->setMatrixMode2D (CFrustum (0.0f, ScreenWidth, 0.0f, ScreenHeight, 0.0f, 1.0f, false));
  64         Driver->drawQuad (X, Y, X+Width, Y+Height, BackColor);
  65
  66         float pos = X+Width-1;
  67         for (deque<float>::reverse_iterator it = Values.rbegin(); it != Values.rend(); it++)
  68         {
  69                 float value = (*it) * Height / MaxValue;
  70                 if (value > Height) value = Height;
  71                 Driver->drawLine (pos, Y, pos, Y+value, CRGBA (255,255,255,BackColor.A));
  72                 pos--;
  73         }
  74
  75         float value = Peak * Height / MaxValue;
  76         if (value > Height) value = Height;
  77         CRGBA frontCol (min(BackColor.R*2,255),min(BackColor.G*2,255),min(BackColor.B*2,255),min(BackColor.A*2,255));
  78         Driver->drawLine (X, Y+value, X+Width, Y+value, frontCol);
  79
  80         TextContext->setHotSpot (UTextContext::MiddleLeft);
  81         TextContext->setColor (frontCol);
  82         TextContext->setFontSize (10);
  83         TextContext->printfAt ((X+Width+2)/ScreenWidth, (Y+value)/ScreenHeight, toString(Peak).c_str());
  84
  85         TextContext->setHotSpot (UTextContext::TopLeft);
  86         TextContext->printfAt ((X+1)/ScreenWidth, (Y+Height-1)/ScreenHeight, Name.c_str());
  87 }
  88
  89 void CGraph::addOneValue (float value)
  90 {
  91         Values.push_back (value);
  92         while (Values.size () > Width)
  93                 Values.pop_front ();
  94
  95         if (Values.back() > Peak)
  96                 Peak = Values.back();
  97 }
  98
  99
 100 void CGraph::addValue (float value)
 101 {
 102         TTime currentTime = CTime::getLocalTime ();
 103
 104         while (currentTime > CurrentQuantumStart + Quantum)
 105         {
 106                 CurrentQuantumStart += Quantum;
 107                 addOneValue ();
 108         }
 109
 110         Values.back() += value;
 111
 112         if (Values.back() > Peak)
 113                 Peak = Values.back();
 114 }
 115
 116 //
 117 // Variables
 118 //
 119
 120 CGraph FpsGraph ("fps", 10.0f, 10.0f, 100.0f, 100.0f, CRGBA(128,0,0,128), 1000, 40.0f);
 121 CGraph SpfGraph ("spf", 10.0f, 110.0f, 100.0f, 100.0f, CRGBA(0,128,0,128), 0, 0.1f);
 122
 123 CGraph DownloadGraph ("download", 10.0f, 260.0f, 100.0f, 100.0f, CRGBA(0,0,128,128), 1000, 1000.0f);
 124 CGraph UploadGraph ("upload", 10.0f, 360.0f, 100.0f, 100.0f, CRGBA(0,128,128,128), 1000, 1000.0f);
 125
 126 bool ShowGraph;
 127
 128 //
 129 // Functions
 130 //
 131
 132 void cbUpdateGraph (CConfigFile::CVar &var)
 133 {
 134         if (var.Name == "ShowGraph") ShowGraph = var.asInt() == 1;
 135         else nlwarning ("Unknown variable update %s", var.Name.c_str());
 136 }
 137
 138 void initGraph ()
 139 {
 140         ConfigFile->setCallback ("ShowGraph", cbUpdateGraph);
 141
 142         cbUpdateGraph (ConfigFile->getVar ("ShowGraph"));
 143 }
 144
 145 void updateGraph ()
 146 {
 147         if (!ShowGraph) return;
 148
 149         FpsGraph.render ();
 150         SpfGraph.render ();
 151
 152         DownloadGraph.render ();
 153         UploadGraph.render ();
 154 }
 155
 156 void releaseGraph ()
 157 {
 158         ConfigFile->setCallback("ShowGraph", NULL);
 159 }
 160
 161 NLMISC_COMMAND(graph,"swith on/off graphs","")
 162 {
 163         // check args, if there s not the right number of parameter, return bad
 164         if (args.size() != 0) return false;
 165
 166         ShowGraph = !ShowGraph;
 167         return true;
 168 }
 169
 170 } /* namespace SBCLIENT */
 171
 172 /* end of file */