1 files changed, 435 insertions, 0 deletions
diff --git a/engine/vgui_vprofgraphpanel.cpp b/engine/vgui_vprofgraphpanel.cpp
new file mode 100644
index 0000000..81efcc1
--- /dev/null
+++ b/engine/vgui_vprofgraphpanel.cpp
@@ -0,0 +1,435 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//=============================================================================//
+
+#include "client_pch.h"
+
+#include "ivideomode.h"
+#include "VGuiMatSurface/IMatSystemSurface.h"
+#include <vgui_controls/Panel.h>
+#include <vgui_controls/Controls.h>
+#include <vgui/ISurface.h>
+#include <vgui/IScheme.h>
+#include "materialsystem/imaterialsystem.h"
+#include "materialsystem/imesh.h"
+#include "materialsystem/imaterial.h"
+#include "materialsystem/MaterialSystemUtil.h"
+#include "client.h"
+#include "gl_matsysiface.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+#ifdef VPROF_ENABLED
+
+static ConVar vprof_graph	   ( "vprof_graph","0", 0, "Draw the vprof graph." );
+static ConVar vprof_graphwidth ( "vprof_graphwidth", "512", FCVAR_ARCHIVE );
+static ConVar vprof_graphheight( "vprof_graphheight", "256", FCVAR_ARCHIVE );
+
+#define	TIMINGS		256		// Number of values to track (must be power of 2) b/c of masking
+
+#define GRAPH_RED	(0.9f * 255)
+#define GRAPH_GREEN (0.9f * 255)
+#define GRAPH_BLUE	(0.7f * 255)
+
+#define LERP_HEIGHT 24
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Displays the netgraph 
+//-----------------------------------------------------------------------------
+class CVProfGraphPanel : public vgui::Panel
+{
+	typedef vgui::Panel BaseClass;
+private:
+
+	vgui::HFont			m_hFont;
+
+public:
+						CVProfGraphPanel( vgui::VPANEL parent );
+	virtual				~CVProfGraphPanel( void );
+
+	virtual void		ApplySchemeSettings(vgui::IScheme *pScheme);
+	virtual void		Paint();
+	virtual void		OnTick( void );
+
+	virtual bool		ShouldDraw( void );
+
+
+	struct CLineSegment
+	{
+		int			x1, y1, x2, y2;
+		byte		color[4];
+	};
+
+	inline void			DrawLine( vrect_t *rect, unsigned char *color, unsigned char alpha );
+
+	void				DrawLineSegments();
+
+	void				GraphGetXY( vrect_t *rect, int width, int *x, int *y );
+
+private:
+
+	void				PaintLineArt( int x, int y, int w );
+
+	CMaterialReference	m_WhiteMaterial;
+
+	// VProf interface:
+	float m_Samples[ TIMINGS ][3];
+	CVProfNode*  m_Components;
+
+	int   m_CurrentSample;
+
+	void GetNextSample();
+
+public:
+	static CVProfNode*  m_CurrentNode;
+};
+
+CVProfNode* CVProfGraphPanel::m_CurrentNode = NULL;
+
+
+void IN_VProfPrevSibling(void)
+{
+	CVProfNode* n = CVProfGraphPanel::m_CurrentNode->GetPrevSibling();
+	if( n )
+		CVProfGraphPanel::m_CurrentNode = n;
+}
+
+void IN_VProfNextSibling(void)
+{
+	CVProfNode* n = CVProfGraphPanel::m_CurrentNode->GetSibling();
+	if( n )
+		CVProfGraphPanel::m_CurrentNode = n;
+
+}
+
+void IN_VProfParent(void)
+{
+	CVProfNode* n = CVProfGraphPanel::m_CurrentNode->GetParent();
+	if( n )
+		CVProfGraphPanel::m_CurrentNode = n;
+
+}
+
+void IN_VProfChild(void)
+{
+	CVProfNode* n = CVProfGraphPanel::m_CurrentNode->GetChild();
+	if( n )
+	{
+		// Find the largest child:
+		CVProfGraphPanel::m_CurrentNode = n; 
+
+		for( ; n; n = n->GetSibling() )
+		{
+			if( n->GetPrevTime() > CVProfGraphPanel::m_CurrentNode->GetPrevTime() )
+				CVProfGraphPanel::m_CurrentNode = n;
+		}
+	}
+}
+
+static ConCommand vprof_siblingprev	("vprof_prevsibling", IN_VProfPrevSibling);
+static ConCommand vprof_siblingnext	("vprof_nextsibling", IN_VProfNextSibling);
+static ConCommand vprof_parent		("vprof_parent",	  IN_VProfParent);
+static ConCommand vprof_child		("vprof_child",		  IN_VProfChild);
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *parent - 
+//-----------------------------------------------------------------------------
+CVProfGraphPanel::CVProfGraphPanel( vgui::VPANEL parent ) : BaseClass( NULL, "CVProfGraphPanel" )
+{
+	SetParent( parent ); 
+	SetSize( videomode->GetModeStereoWidth(), videomode->GetModeStereoHeight() );
+	SetPos( 0, 0 );
+	SetVisible( false );
+	SetCursor( null );
+
+	m_hFont = 0;
+
+	SetFgColor( Color( 0, 0, 0, 255 ) );
+	SetPaintBackgroundEnabled( false );
+
+	memset( m_Samples, 0, sizeof( m_Samples ) );
+	m_CurrentSample = 0;
+	m_CurrentNode = g_VProfCurrentProfile.GetRoot();
+
+	// Move down to an interesting node ( the render / sound / etc level)
+	if( m_CurrentNode->GetChild() )
+	{
+		m_CurrentNode = m_CurrentNode->GetChild();
+
+		if( m_CurrentNode->GetChild() )
+		{
+			m_CurrentNode = m_CurrentNode->GetChild();
+		}
+	}
+
+	vgui::ivgui()->AddTickSignal( GetVPanel() );
+
+	m_WhiteMaterial.Init( "vgui/white", TEXTURE_GROUP_OTHER );
+
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CVProfGraphPanel::~CVProfGraphPanel( void )
+{
+}
+
+void CVProfGraphPanel::ApplySchemeSettings(vgui::IScheme *pScheme)
+{
+	BaseClass::ApplySchemeSettings(pScheme);
+
+	m_hFont = pScheme->GetFont( "DefaultVerySmall" );
+	Assert( m_hFont );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Figure out x and y position for graph based on vprof_graphpos
+//   value.
+// Input  : *rect - 
+//			width - 
+//			*x - 
+//			*y - 
+//-----------------------------------------------------------------------------
+void CVProfGraphPanel::GraphGetXY( vrect_t *rect, int width, int *x, int *y )
+{
+	*x = rect->x + rect->width - 5 - width;
+	*y = rect->y+rect->height - LERP_HEIGHT - 5;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CVProfGraphPanel::OnTick( void )
+{
+	SetVisible( ShouldDraw() );
+	
+}
+
+bool CVProfGraphPanel::ShouldDraw( void )
+{
+	return vprof_graph.GetBool();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CVProfGraphPanel::Paint() 
+{
+	int			x, y, w;
+	vrect_t		vrect;
+
+	if ( ( ShouldDraw() ) == false )
+		return;
+	
+	// Get screen rectangle
+	vrect.x		 = 0;
+	vrect.y		 = 0;
+	vrect.width	 = videomode->GetModeStereoWidth();
+	vrect.height = videomode->GetModeStereoHeight();
+
+	// Determine graph width
+	w = vprof_graphwidth.GetInt();
+	if ( vrect.width < w + 10 )
+	{
+		w = vrect.width - 10;
+	}
+
+	// Get the graph's location:
+	GraphGetXY( &vrect, w, &x, &y );
+
+	PaintLineArt( x, y, w );
+
+	// Draw the text overlays:
+
+	// Print it out
+	y -= vprof_graphheight.GetInt();
+
+	double RootTime =  g_VProfCurrentProfile.GetRoot()->GetPrevTime();
+
+	char sz[256];
+	if ( ( g_ClientGlobalVariables.absoluteframetime) > 0.f )
+	{
+		Q_snprintf( sz, sizeof( sz ), "%s - %0.1f%%%%", m_CurrentNode->GetName(), ( m_CurrentNode->GetPrevTime() /  RootTime ) * 100.f);
+		g_pMatSystemSurface->DrawColoredText( m_hFont, x, y, GRAPH_RED, GRAPH_GREEN, GRAPH_BLUE, 255, "%s", sz );
+	}
+
+	byte color[3][3] = 
+	{
+		{ 255, 0, 0 },
+		{ 0, 0, 255 },
+		{ 255, 255, 255 },
+	};
+
+	const char *pTitles[3];
+	pTitles[0] = m_CurrentNode->GetName();
+	pTitles[1] = "Parent";
+	pTitles[2] = "Total";
+
+	// Draw the legend:
+	x += w / 2;
+	for( int i = 3; --i >= 0; )
+	{
+		Q_snprintf( sz, sizeof( sz ), "%07.3f ms (%s)", m_Samples[m_CurrentSample][i], pTitles[i] );
+		y -= 10;
+		g_pMatSystemSurface->DrawColoredText( m_hFont, x, y, color[i][0], color[i][1], color[i][2], 180, "%s", sz );
+	}
+}
+
+
+// VProf interface:
+void CVProfGraphPanel::GetNextSample()
+{
+	// Increment to the next sample:
+	m_CurrentSample = ( m_CurrentSample + 1 ) % TIMINGS; 
+	m_Samples[m_CurrentSample][0] = m_CurrentNode->GetPrevTime();
+	m_Samples[m_CurrentSample][1] = m_CurrentNode->GetParent() ? m_CurrentNode->GetParent()->GetPrevTime() : m_CurrentNode->GetPrevTime();
+	m_Samples[m_CurrentSample][2] = g_VProfCurrentProfile.GetRoot()->GetPrevTime();
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CVProfGraphPanel::PaintLineArt( int x, int y, int w ) 
+{
+	int nPanelHeight = vprof_graphheight.GetFloat() - LERP_HEIGHT - 2;
+	int h, a;
+
+	// Update the sample graph:
+	GetNextSample();
+
+	CMatRenderContextPtr pRenderContext( materials );
+
+	IMesh* m_pMesh = pRenderContext->GetDynamicMesh( true, NULL, NULL, m_WhiteMaterial );
+	CMeshBuilder meshBuilder;
+	meshBuilder.Begin( m_pMesh, MATERIAL_LINES, 3 * w + 4 );
+
+	// Draw lines at 20, 30, 60 hz, and baseline
+	int i;
+	for ( i = 0; i < 4; ++i )
+	{
+		int nLineY = y - (nPanelHeight / 3) * i;
+
+		if ( i == 0 )
+		{
+			meshBuilder.Color4ub( 255, 255, 255, 255 );
+		}
+		else
+		{
+			meshBuilder.Color4ub( 128, 128, 128, 255 );
+		}
+
+		meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
+		meshBuilder.Position3f( x, nLineY, 0 );
+		meshBuilder.AdvanceVertex();
+
+		if ( i == 0 )
+		{
+			meshBuilder.Color4ub( 255, 255, 255, 255 );
+		}
+		else
+		{
+			meshBuilder.Color4ub( 128, 128, 128, 255 );
+		}
+
+		meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
+		meshBuilder.Position3f( x + w, nLineY, 0 );
+		meshBuilder.AdvanceVertex();
+	}
+
+	byte color[3][4] = 
+	{
+		{ 255, 0, 0, 255 },
+		{ 0, 0, 255, 255 },
+		{ 255, 255, 255, 255 },
+	};
+
+	// 0.05f = 1/20 = 20Hz
+	float flMsToPixel = nPanelHeight / 50.0f;
+	float flDxDSample = (w <= TIMINGS) ? 1.0f : (float)w / (float)TIMINGS;
+
+	for( i = 3; --i >= 0; )
+	{
+		int sample = m_CurrentSample;
+		for (a=w; a >= 0; a-- )
+		{
+			h = (int)(m_Samples[sample][i] * flMsToPixel + 0.5f);
+
+			// Clamp the height: (though it shouldn't need it)
+			if ( h > nPanelHeight )
+			{
+				h = nPanelHeight;
+			}
+
+			int px = (int)(x + (w - a - 1) * flDxDSample + 0.5f);
+			int py = y - h;
+
+			meshBuilder.Color4ubv( color[i] );
+			meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
+			meshBuilder.Position3f( px, py, 0 );
+			meshBuilder.AdvanceVertex();
+
+			if ( ( a != w ) && ( a != 0 ) )
+			{
+				meshBuilder.Color4ubv( color[i] );
+				meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
+				meshBuilder.Position3f( px, py, 0 );
+				meshBuilder.AdvanceVertex();
+			}
+
+			// Move on to the next sample:
+			sample--;
+			if ( sample < 0 ) 
+			{
+				sample = TIMINGS - 1;
+			}
+		}
+	}
+
+	meshBuilder.End();
+	m_pMesh->Draw();
+}
+
+
+#endif // VPROF_ENABLED
+
+
+//-----------------------------------------------------------------------------
+// Creates/destroys the vprof graph panel
+//-----------------------------------------------------------------------------
+
+#ifdef VPROF_ENABLED
+static CVProfGraphPanel *s_pVProfGraphPanel = NULL;
+#endif
+
+void CreateVProfGraphPanel( vgui::Panel *pParent )
+{
+#ifdef VPROF_ENABLED
+	s_pVProfGraphPanel = new CVProfGraphPanel( pParent->GetVPanel() );
+#endif
+}
+
+void DestroyVProfGraphPanel()
+{
+#ifdef VPROF_ENABLED
+	if ( s_pVProfGraphPanel )
+	{
+		s_pVProfGraphPanel->SetParent( (vgui::Panel *)NULL );
+		delete s_pVProfGraphPanel;
+		s_pVProfGraphPanel = NULL;
+	}
+#endif
+}
+
+
+