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142 lines
3.2 KiB
C++
142 lines
3.2 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "std_afx.h"
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#include "graph.h"
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//
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// Namespaces
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//
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using namespace NLMISC;
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using namespace NL3D;
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using namespace std;
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//
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// Variables
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//
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bool CGraph::Display = true;
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bool CGraph::DisplayAverageValue = true;
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void CGraph::renderGraph ()
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{
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// Display the background
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uint32 w, h;
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CNELU::Driver->getWindowSize (w, h);
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float ScreenWidth = (float) w;
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float ScreenHeight = (float) h;
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if (w == 0 || h == 0) return;
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float iw = 1.f / w;
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float ih = 1.f / h;
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NL3D::CViewport vp;
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CDRU::drawQuad(X * iw, Y * ih, (X+Width) * iw, (Y+Height) * ih, *CNELU::Driver, BackColor, vp);
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Peak = 0.0f;
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float sum = 0.0f;
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CRGBA lineCol;
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if ( LineMode )
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{
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lineCol.set (BackColor.R, BackColor.G, BackColor.B, 255);
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}
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else
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{
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lineCol.set (255,255,255,BackColor.A);
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}
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float pos = X+Width-1;
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uint i = 0;
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for (deque<float>::reverse_iterator it = Values.rbegin(); it != Values.rend(); it++)
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{
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float value = (*it) * Height / MaxValue;
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if (value > Height) value = Height;
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CVector vect1;
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if ( LineMode )
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{
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vect1.x = pos-1;
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vect1.y = PrevY;
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}
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else
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{
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vect1.x = pos;
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vect1.y = Y;
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}
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PrevY = Y + value;
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CDRU::drawLine(vect1.x * iw, vect1.y * ih, pos * iw, PrevY * ih, *CNELU::Driver, lineCol);
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pos--;
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if ((*it) > Peak) Peak = *it;
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sum += *it;
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i++;
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}
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// Display max
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float value = Peak * Height / MaxValue;
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if (value > Height) value = Height;
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float peakval = Y+value;
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CRGBA frontCol (min(BackColor.R*2,255),min(BackColor.G*2,255),min(BackColor.B*2,255),min(BackColor.A*2,255));
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CDRU::drawLine(X * iw, peakval * ih, (X+Width) * iw, peakval * ih, *CNELU::Driver, frontCol);
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// Display average
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float average = sum / (float)Values.size();
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value = average * Height / MaxValue;
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if (value > Height) value = Height;
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float avrval = Y+value;
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CDRU::drawLine(X * iw, avrval * ih, (X+Width) * iw, avrval * ih, *CNELU::Driver, frontCol);
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}
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void CGraph::addOneValue (float value)
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{
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if (value < 0.0f) value = 0.0f;
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Values.push_back (value);
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while (Values.size () > Width)
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Values.pop_front ();
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// if (Values.back() > Peak)
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// Peak = Values.back();
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}
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void CGraph::addValue (float value)
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{
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TTime currentTime = (uint64) (1000 * NLMISC::CTime::ticksToSecond(NLMISC::CTime::getPerformanceTime()));
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while (Values.size () == 0 || currentTime > CurrentQuantumStart + Quantum)
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{
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CurrentQuantumStart += Quantum;
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addOneValue ();
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}
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Values.back() += value;
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// if (Values.back() > Peak)
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// Peak = Values.back();
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}
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