ryzom/client/src/graph.cpp

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This source file has been modified by the following contributors:
   5 // Copyright (C) 2014  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
  22 #include "stdpch.h"
  23
  24 #include "graph.h"
  25
  26 #include <nel/misc/command.h>
  27
  28 extern NL3D::UTextContext *TextContext;
  29
  30 //
  31 // Namespaces
  32 //
  33
  34 using namespace NLMISC;
  35 using namespace NL3D;
  36 using namespace std;
  37
  38 //
  39 // Variables
  40 //
  41
  42
  43 bool                    CGraph::Display = true;
  44 bool                    CGraph::DisplayAverageValue = true;
  45 UDriver                 *CGraph::_Driver = NULL;
  46 vector<CGraph*> *CGraph::_Graphs = NULL;
  47
  48
  49 //
  50 // Classes
  51 //
  52
  53 void CGraph::render (uint page)
  54 {
  55         if (!Display) return;
  56
  57         if (_Driver == NULL) return;
  58         if (_Graphs == NULL) return;
  59
  60         for (uint i = 0; i < _Graphs->size(); i++)
  61         {
  62                 // Graph in all info pages
  63                 if ((*_Graphs)[i]->Page == page)
  64                         (*_Graphs)[i]->renderGraph ();
  65         }
  66 }
  67
  68 void CGraph::renderGraph ()
  69 {
  70         if (_Driver == NULL)
  71                 return;
  72
  73         // Display the background
  74         uint32 w, h;
  75         _Driver->getWindowSize (w, h);
  76         float ScreenWidth = (float) w;
  77         float ScreenHeight = (float) h;
  78         _Driver->setMatrixMode2D (CFrustum (0.0f, ScreenWidth, 0.0f, ScreenHeight, -1.0f, 1.0f, false));
  79         _Driver->drawQuad (X, Y, X+Width, Y+Height, BackColor);
  80
  81         Peak = 0.0f;
  82         float sum = 0.0f;
  83
  84         CRGBA lineCol;
  85         if ( LineMode )
  86         {
  87                 lineCol.set (BackColor.R, BackColor.G, BackColor.B, 255);
  88         }
  89         else
  90         {
  91                 lineCol.set (255,255,255,BackColor.A);
  92         }
  93
  94         float pos = X+Width-1;
  95         uint i = 0;
  96         for (deque<float>::reverse_iterator it = Values.rbegin(); it != Values.rend(); it++)
  97         {
  98                 float value = (*it) * Height / MaxValue;
  99                 if (value > Height) value = Height;
 100
 101                 CVector vect1;
 102                 if ( LineMode )
 103                 {
 104                         vect1.x = pos-1;
 105                         vect1.y = PrevY;
 106                 }
 107                 else
 108                 {
 109                         vect1.x = pos;
 110                         vect1.y = Y;
 111                 }
 112                 PrevY = Y + value;
 113
 114                 _Driver->drawLine (vect1.x, vect1.y, pos, PrevY, lineCol);
 115
 116                 pos--;
 117                 if ((*it) > Peak) Peak = *it;
 118                 sum += *it;
 119                 i++;
 120         }
 121
 122
 123         // Display max
 124         float value = Peak * Height / MaxValue;
 125         if (value > Height) value = Height;
 126         float peakval = Y+value;
 127         CRGBA frontCol (min(BackColor.R*2,255),min(BackColor.G*2,255),min(BackColor.B*2,255),min(BackColor.A*2,255));
 128         _Driver->drawLine (X, peakval, X+Width, peakval, frontCol);
 129
 130         // Display average
 131         float average = sum / favoid0((float)Values.size());
 132         value = average * Height / MaxValue;
 133         if (value > Height) value = Height;
 134         float avrval = Y+value;
 135         _Driver->drawLine (X, avrval, X+Width, avrval, frontCol);
 136
 137         if (TextContext != NULL)
 138         {
 139                 TextContext->setShaded (false);
 140                 TextContext->setShadeOutline(false);
 141                 TextContext->setHotSpot (UTextContext::MiddleLeft);
 142                 TextContext->setColor (frontCol);
 143                 TextContext->setFontSize (10);
 144                 TextContext->printfAt ((X+Width+2)/ScreenWidth, peakval/ScreenHeight, "%.2f", Peak);
 145
 146                 if (DisplayAverageValue)
 147                 {
 148                         // don't display the average value if they are superposed
 149                         if (avrval+5<peakval-5 || avrval-5>peakval+5)
 150                         {
 151                                 TextContext->printfAt ((X+Width+2)/ScreenWidth, avrval/ScreenHeight, "%.2f", average);
 152                         }
 153                 }
 154
 155                 // Display name
 156                 TextContext->setHotSpot (UTextContext::TopLeft);
 157                 TextContext->printfAt ((X+1)/ScreenWidth, (Y+Height-1)/ScreenHeight, Name.c_str());
 158         }
 159 }
 160
 161
 162 void CGraph::addOneValue (float value)
 163 {
 164         if (value < 0.0f) value = 0.0f;
 165
 166         Values.push_back (value);
 167         while (Values.size () > Width)
 168                 Values.pop_front ();
 169
 170 //      if (Values.back() > Peak)
 171 //              Peak = Values.back();
 172 }
 173
 174
 175 void CGraph::addValue (float value)
 176 {
 177         TTime currentTime = ryzomGetLocalTime ();
 178
 179         while (Values.size () == 0 || currentTime > CurrentQuantumStart + Quantum)
 180         {
 181                 CurrentQuantumStart += Quantum;
 182                 addOneValue ();
 183         }
 184
 185         Values.back() += value;
 186
 187 //      if (Values.back() > Peak)
 188 //              Peak = Values.back();
 189 }