137 lines
4.1 KiB
C++
137 lines
4.1 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#include "vgui_basebudgetpanel.h"
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#include "vgui_budgethistorypanel.h"
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#include <vgui/ISurface.h>
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#include "tier0/vprof.h"
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#include "convar.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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ConVar budget_show_history( "budget_show_history", "1", FCVAR_ARCHIVE, "turn history graph off and on. . good to turn off on low end" );
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ConVar budget_history_numsamplesvisible( "budget_history_numsamplesvisible", "100", FCVAR_ARCHIVE, "number of samples to draw in the budget history window. The lower the better as far as rendering overhead of the budget panel" );
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CBudgetHistoryPanel::CBudgetHistoryPanel( CBaseBudgetPanel *pParent, const char *pPanelName ) :
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BaseClass( pParent, pPanelName )
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{
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m_pBudgetPanel = pParent;
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m_nSamplesPerGroup = 0;
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SetProportional( false );
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SetKeyBoardInputEnabled( false );
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SetMouseInputEnabled( false );
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SetVisible( true );
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SetPaintBackgroundEnabled( false );
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SetBgColor( Color( 0, 0, 0, 255 ) );
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// For some reason, vgui::Frame likes to set the minimum size to (128,66) and we may want to get smaller.
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SetMinimumSize( 0, 0 );
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}
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CBudgetHistoryPanel::~CBudgetHistoryPanel()
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{
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}
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void CBudgetHistoryPanel::Paint()
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{
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if( m_nSamplesPerGroup == 0 )
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{
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// SetData hasn't been called yet.
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return;
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}
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if( !budget_show_history.GetBool() )
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{
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return;
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}
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int width, height;
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GetSize( width, height );
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int startID = m_nSampleOffset - width;
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while( startID < 0 )
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{
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startID += m_nSamplesPerGroup;
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}
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int endID = startID + width;
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int numSamplesVisible = budget_history_numsamplesvisible.GetInt();
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int xOffset = 0;
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if( endID - startID > numSamplesVisible )
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{
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xOffset = ( endID - numSamplesVisible ) - startID;
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startID = endID - numSamplesVisible;
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}
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static CUtlVector<vgui::IntRect> s_Rects;
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static CUtlVector<float> s_CurrentHeight;
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s_Rects.EnsureCount( ( endID - startID ) );
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s_CurrentHeight.EnsureCount( endID - startID );
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memset( &s_CurrentHeight[0], 0, sizeof( float ) * ( endID - startID ) );
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int j;
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float ooRangeMaxMinusMin = 1.0f / ( m_fRangeMax - m_fRangeMin );
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for( j = 0; j < m_nGroups; j++ )
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{
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int i;
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for( i = startID; i < endID; i++ )
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{
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int sampleOffset = i % m_nSamplesPerGroup;
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int left = i - startID + xOffset;
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int right = left + 1;
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float &curHeight = s_CurrentHeight[i - startID];
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int bottom = ( curHeight - m_fRangeMin ) * ooRangeMaxMinusMin * height;
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curHeight += m_pData[sampleOffset + m_nSamplesPerGroup * j];
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int top = ( curHeight - m_fRangeMin ) * ooRangeMaxMinusMin * height;
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bottom = height - bottom - 1;
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top = height - top - 1;
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vgui::IntRect& rect = s_Rects[( i - startID )];
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rect.x0 = left;
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rect.x1 = right;
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rect.y0 = top;
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rect.y1 = bottom;
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}
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int red, green, blue, alpha;
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m_pBudgetPanel->GetConfigData().m_BudgetGroupInfo[j].m_Color.GetColor( red, green, blue, alpha );
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vgui::surface()->DrawSetColor( red, green, blue, alpha );
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vgui::surface()->DrawFilledRectArray( &s_Rects[0], endID - startID );
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}
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for ( int i=0; i < m_pBudgetPanel->GetConfigData().m_HistoryLabelValues.Count(); i++ )
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{
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DrawBudgetLine( m_pBudgetPanel->GetConfigData().m_HistoryLabelValues[i] );
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}
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}
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// Only call this from Paint!!!!!
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void CBudgetHistoryPanel::DrawBudgetLine( float val )
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{
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int width, height;
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GetSize( width, height );
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double y = ( val - m_fRangeMin ) * ( 1.0f / ( m_fRangeMax - m_fRangeMin ) ) * height;
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int bottom = ( int )( height - y - 1 + .5 );
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int top = ( int )( height - y - 1 - .5 );
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vgui::surface()->DrawSetColor( 0, 0, 0, 255 );
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vgui::surface()->DrawFilledRect( 0, top-1, width, bottom+1 );
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vgui::surface()->DrawSetColor( 255, 255, 255, 255 );
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vgui::surface()->DrawFilledRect( 0, top, width, bottom );
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}
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void CBudgetHistoryPanel::SetData( double *pData, int nGroups, int nSamplesPerGroup, int nSampleOffset )
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{
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m_pData = pData;
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m_nGroups = nGroups;
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m_nSamplesPerGroup = nSamplesPerGroup;
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m_nSampleOffset = nSampleOffset;
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}
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void CBudgetHistoryPanel::SetRange( float fMin, float fMax )
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{
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m_fRangeMin = fMin;
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m_fRangeMax = fMax;
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}
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