677 lines
21 KiB
C++
677 lines
21 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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// $NoKeywords: $
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//===========================================================================//
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#include "dme_controls/particlesystempanel.h"
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#include "dme_controls/dmepanel.h"
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#include "movieobjects/dmeparticlesystemdefinition.h"
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#include "materialsystem/imesh.h"
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#include "materialsystem/imaterial.h"
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#include "VGuiMatSurface/IMatSystemSurface.h"
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#include "matsys_controls/matsyscontrols.h"
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#include "vgui/IVGui.h"
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#include "vgui_controls/propertypage.h"
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#include "vgui_controls/propertysheet.h"
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#include "vgui_controls/textentry.h"
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#include "vgui_controls/splitter.h"
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#include "vgui_controls/checkbutton.h"
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#include "matsys_controls/colorpickerpanel.h"
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#include "particles/particles.h"
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#include "tier1/KeyValues.h"
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#include "tier1/utlbuffer.h"
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#include "tier2/renderutils.h"
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using namespace vgui;
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//-----------------------------------------------------------------------------
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// Enums
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//-----------------------------------------------------------------------------
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enum
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{
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SCROLLBAR_SIZE=18, // the width of a scrollbar
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WINDOW_BORDER_WIDTH=2 // the width of the window's border
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};
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#define SPHERE_RADIUS 10.0f
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//-----------------------------------------------------------------------------
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// Constructor, destructor
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//-----------------------------------------------------------------------------
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CParticleSystemPanel::CParticleSystemPanel( vgui::Panel *pParent, const char *pName ) : BaseClass( pParent, pName )
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{
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m_pParticleSystem = NULL;
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m_flLastTime = FLT_MAX;
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m_bRenderBounds = false;
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m_bRenderCullBounds = false;
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m_bRenderHelpers = false;
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m_bPerformNameBasedLookup = true;
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m_ParticleSystemName = NULL;
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InvalidateUniqueId( &m_ParticleSystemId );
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InvalidateUniqueId( &m_RenderHelperId );
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LookAt( SPHERE_RADIUS );
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m_pLightmapTexture.Init( "//platform/materials/debug/defaultlightmap", "editor" );
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m_DefaultEnvCubemap.Init( "editor/cubemap", "editor", true );
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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SetControlPointValue( i, Vector( 0, 0, 10.0f * i ) );
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}
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}
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CParticleSystemPanel::~CParticleSystemPanel()
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{
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m_pLightmapTexture.Shutdown();
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m_DefaultEnvCubemap.Shutdown();
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}
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//-----------------------------------------------------------------------------
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// Scheme
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::ApplySchemeSettings( vgui::IScheme *pScheme )
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{
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BaseClass::ApplySchemeSettings( pScheme );
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SetBorder( pScheme->GetBorder( "MenuBorder") );
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}
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//-----------------------------------------------------------------------------
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// Indicates that bounds should be drawn
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::RenderBounds( bool bEnable )
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{
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m_bRenderBounds = bEnable;
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}
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//-----------------------------------------------------------------------------
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// Indicates that cull sphere should be drawn
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::RenderCullBounds( bool bEnable )
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{
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m_bRenderCullBounds = bEnable;
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}
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//-----------------------------------------------------------------------------
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// Indicates that bounds should be drawn
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::RenderHelpers( bool bEnable )
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{
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m_bRenderHelpers = bEnable;
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}
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//-----------------------------------------------------------------------------
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// Indicates which helper to draw
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::SetRenderedHelper( CDmeParticleFunction *pOp )
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{
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if ( !pOp )
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{
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InvalidateUniqueId( &m_RenderHelperId );
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}
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else
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{
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CopyUniqueId( pOp->GetId(), &m_RenderHelperId );
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}
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}
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static bool IsValidHierarchy( CParticleCollection *pCollection )
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{
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if ( !pCollection->IsValid() )
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return false;
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for( CParticleCollection *pChild = pCollection->m_Children.m_pHead; pChild; pChild = pChild->m_pNext )
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{
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if ( !IsValidHierarchy( pChild ) )
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return false;
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Simulate the particle system
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::OnTick()
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{
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BaseClass::OnTick();
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if ( !m_pParticleSystem )
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return;
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float flTime = Plat_FloatTime();
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if ( m_flLastTime == FLT_MAX )
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{
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m_flLastTime = flTime;
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}
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float flDt = flTime - m_flLastTime;
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m_flLastTime = flTime;
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( !m_pParticleSystem->ReadsControlPoint( i ) )
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continue;
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m_pParticleSystem->SetControlPoint( i, m_pControlPointValue[i] );
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m_pParticleSystem->SetControlPointOrientation( i, Vector( 1, 0, 0 ), Vector( 0, -1, 0 ), Vector( 0, 0, 1 ) );
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m_pParticleSystem->SetControlPointParent( i, i );
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}
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// Restart the particle system if it's finished
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bool bIsInvalid = !IsValidHierarchy( m_pParticleSystem );
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if ( !bIsInvalid )
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{
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m_pParticleSystem->Simulate( flDt, false );
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}
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if ( m_pParticleSystem->IsFinished() || bIsInvalid )
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{
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delete m_pParticleSystem;
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m_pParticleSystem = NULL;
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if ( m_bPerformNameBasedLookup )
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{
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if ( m_ParticleSystemName.Length() )
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{
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CParticleCollection *pNewParticleSystem = g_pParticleSystemMgr->CreateParticleCollection( m_ParticleSystemName );
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m_pParticleSystem = pNewParticleSystem;
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}
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}
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else
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{
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if ( IsUniqueIdValid( m_ParticleSystemId ) )
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{
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CParticleCollection *pNewParticleSystem = g_pParticleSystemMgr->CreateParticleCollection( m_ParticleSystemId );
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m_pParticleSystem = pNewParticleSystem;
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}
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}
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if ( bIsInvalid )
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{
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PostActionSignal( new KeyValues( "ParticleSystemReconstructed" ) );
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}
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m_flLastTime = FLT_MAX;
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}
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}
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//-----------------------------------------------------------------------------
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// Startup, shutdown particle collection
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::StartupParticleCollection()
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{
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if ( m_pParticleSystem )
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{
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vgui::ivgui()->AddTickSignal( GetVPanel(), 0 );
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}
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m_flLastTime = FLT_MAX;
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}
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void CParticleSystemPanel::ShutdownParticleCollection()
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{
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if ( m_pParticleSystem )
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{
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vgui::ivgui()->RemoveTickSignal( GetVPanel() );
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delete m_pParticleSystem;
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m_pParticleSystem = NULL;
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}
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}
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//-----------------------------------------------------------------------------
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// Set the particle system to draw
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::SetParticleSystem( CDmeParticleSystemDefinition *pDef )
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{
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ShutdownParticleCollection();
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if ( pDef )
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{
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m_bPerformNameBasedLookup = pDef->UseNameBasedLookup();
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if ( m_bPerformNameBasedLookup )
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{
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m_ParticleSystemName = pDef->GetName();
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Assert( g_pParticleSystemMgr->IsParticleSystemDefined( m_ParticleSystemName ) );
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m_pParticleSystem = g_pParticleSystemMgr->CreateParticleCollection( m_ParticleSystemName );
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}
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else
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{
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CopyUniqueId( pDef->GetId(), &m_ParticleSystemId );
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Assert( g_pParticleSystemMgr->IsParticleSystemDefined( m_ParticleSystemId ) );
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m_pParticleSystem = g_pParticleSystemMgr->CreateParticleCollection( m_ParticleSystemId );
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}
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PostActionSignal( new KeyValues( "ParticleSystemReconstructed" ) );
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}
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StartupParticleCollection();
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}
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void CParticleSystemPanel::SetDmeElement( CDmeParticleSystemDefinition *pDef )
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{
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SetParticleSystem( pDef );
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}
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CParticleCollection *CParticleSystemPanel::GetParticleSystem()
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{
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return m_pParticleSystem;
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}
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//-----------------------------------------------------------------------------
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// Draw bounds
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::DrawBounds()
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{
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Vector vecMins, vecMaxs;
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m_pParticleSystem->GetBounds( &vecMins, &vecMaxs );
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RenderWireframeBox( vec3_origin, vec3_angle, vecMins, vecMaxs, Color( 0, 255, 255, 255 ), true );
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}
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//-----------------------------------------------------------------------------
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// Draw cull bounds
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//-----------------------------------------------------------------------------
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void CParticleSystemPanel::DrawCullBounds()
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{
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Vector vecCenter;
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m_pParticleSystem->GetControlPointAtTime( m_pParticleSystem->m_pDef->GetCullControlPoint(), m_pParticleSystem->m_flCurTime, &vecCenter );
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RenderWireframeSphere( vecCenter, m_pParticleSystem->m_pDef->GetCullRadius(), 32, 16, Color( 0, 255, 255, 255 ), true );
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}
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//-----------------------------------------------------------------------------
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// paint it!
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//-----------------------------------------------------------------------------
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#define AXIS_SIZE 5.0f
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void CParticleSystemPanel::OnPaint3D()
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{
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if ( !m_pParticleSystem )
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return;
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// This needs calling to reset various counters.
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g_pParticleSystemMgr->SetLastSimulationTime( m_pParticleSystem->m_flCurTime );
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CMatRenderContextPtr pRenderContext( MaterialSystem() );
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pRenderContext->BindLightmapTexture( m_pLightmapTexture );
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pRenderContext->BindLocalCubemap( m_DefaultEnvCubemap );
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// Draw axes
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pRenderContext->MatrixMode( MATERIAL_MODEL );
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pRenderContext->PushMatrix();
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pRenderContext->LoadIdentity( );
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if ( m_bRenderBounds )
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{
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DrawBounds();
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Vector vP1;
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Vector vP2;
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m_pParticleSystem->GetControlPointAtTime( 0, m_pParticleSystem->m_flCurTime, &vP1 );
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m_pParticleSystem->GetControlPointAtTime( 1, m_pParticleSystem->m_flCurTime, &vP2 );
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RenderLine( vP1, vP2, Color( 0, 255, 255, 255 ), true );
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}
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if ( m_bRenderCullBounds )
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{
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DrawCullBounds();
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}
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if ( m_bRenderHelpers && IsUniqueIdValid( m_RenderHelperId ) )
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{
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m_pParticleSystem->VisualizeOperator( &m_RenderHelperId );
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}
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m_pParticleSystem->Render( pRenderContext );
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m_pParticleSystem->VisualizeOperator( );
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RenderAxes( vec3_origin, AXIS_SIZE, true );
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pRenderContext->MatrixMode( MATERIAL_MODEL );
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pRenderContext->PopMatrix();
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}
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//-----------------------------------------------------------------------------
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//
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// Control point page
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//
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//-----------------------------------------------------------------------------
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class CControlPointPage : public vgui::PropertyPage
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{
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DECLARE_CLASS_SIMPLE( CControlPointPage, vgui::PropertyPage );
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public:
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// constructor, destructor
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CControlPointPage( vgui::Panel *pParent, const char *pName, CParticleSystemPanel *pParticleSystemPanel );
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virtual void PerformLayout();
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void CreateControlPointControls( );
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private:
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MESSAGE_FUNC_PARAMS( OnTextChanged, "TextChanged", params );
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MESSAGE_FUNC_PARAMS( OnNewLine, "TextNewLine", params );
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void LayoutControlPointControls();
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void CleanUpControlPointControls();
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vgui::Label *m_pControlPointName[MAX_PARTICLE_CONTROL_POINTS];
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vgui::TextEntry *m_pControlPointValue[MAX_PARTICLE_CONTROL_POINTS];
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CParticleSystemPanel *m_pParticleSystemPanel;
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};
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//-----------------------------------------------------------------------------
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// Contstructor
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//-----------------------------------------------------------------------------
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CControlPointPage::CControlPointPage( vgui::Panel *pParent, const char *pName, CParticleSystemPanel *pParticleSystemPanel ) :
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BaseClass( pParent, pName )
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{
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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m_pControlPointName[i] = NULL;
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m_pControlPointValue[i] = NULL;
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}
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m_pParticleSystemPanel = pParticleSystemPanel;
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}
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//-----------------------------------------------------------------------------
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// Called when the text entry for a control point is changed
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//-----------------------------------------------------------------------------
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void CControlPointPage::OnTextChanged( KeyValues *pParams )
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{
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vgui::Panel *pPanel = (vgui::Panel *)pParams->GetPtr( "panel" );
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( pPanel != m_pControlPointValue[i] )
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continue;
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char pBuf[512];
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m_pControlPointValue[i]->GetText( pBuf, sizeof(pBuf) );
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Vector vecValue( 0, 0, 0 );
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sscanf( pBuf, "%f %f %f", &vecValue.x, &vecValue.y, &vecValue.z );
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m_pParticleSystemPanel->SetControlPointValue( i, vecValue );
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break;
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}
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}
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//-----------------------------------------------------------------------------
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// Called when the text entry for a control point is changed
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//-----------------------------------------------------------------------------
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void CControlPointPage::OnNewLine( KeyValues *pParams )
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{
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vgui::Panel *pPanel = (vgui::Panel *)pParams->GetPtr( "panel" );
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( pPanel != m_pControlPointValue[i] )
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continue;
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char pBuf[512];
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m_pControlPointValue[i]->GetText( pBuf, sizeof(pBuf) );
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Vector vecValue( 0, 0, 0 );
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sscanf( pBuf, "%f %f %f", &vecValue.x, &vecValue.y, &vecValue.z );
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m_pParticleSystemPanel->SetControlPointValue( i, vecValue );
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vecValue = m_pParticleSystemPanel->GetControlPointValue( i );
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Q_snprintf( pBuf, sizeof(pBuf), "%.3f %.3f %.3f", vecValue.x, vecValue.y, vecValue.z );
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m_pControlPointValue[i]->SetText( pBuf );
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break;
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}
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}
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//-----------------------------------------------------------------------------
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// Called when the particle system changes
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//-----------------------------------------------------------------------------
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void CControlPointPage::PerformLayout()
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{
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BaseClass::PerformLayout();
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LayoutControlPointControls();
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}
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//-----------------------------------------------------------------------------
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// Creates controls used to modify control point values
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//-----------------------------------------------------------------------------
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void CControlPointPage::CreateControlPointControls()
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{
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CleanUpControlPointControls();
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CParticleCollection* pParticleSystem = m_pParticleSystemPanel->GetParticleSystem();
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if ( !pParticleSystem )
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return;
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( !pParticleSystem->ReadsControlPoint( i ) )
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continue;
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char pName[512];
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Q_snprintf( pName, sizeof(pName), "Pt #%d:", i );
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m_pControlPointName[i] = new Label( this, pName, pName );
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Q_snprintf( pName, sizeof(pName), "Entry #%d:", i );
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m_pControlPointValue[i] = new TextEntry( this, pName );
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m_pControlPointValue[i]->AddActionSignalTarget( this );
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m_pControlPointValue[i]->SendNewLine( true );
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m_pControlPointValue[i]->SetMultiline( false );
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const Vector &vecValue = m_pParticleSystemPanel->GetControlPointValue( i );
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Q_snprintf( pName, sizeof(pName), "%.3f %.3f %.3f", vecValue.x, vecValue.y, vecValue.z );
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m_pControlPointValue[i]->SetText( pName );
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}
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LayoutControlPointControls();
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}
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//-----------------------------------------------------------------------------
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// Lays out the controls
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//-----------------------------------------------------------------------------
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void CControlPointPage::LayoutControlPointControls()
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{
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int nFoundControlCount = 0;
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( !m_pControlPointName[i] )
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continue;
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int yVal = 8 + nFoundControlCount * 28;
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m_pControlPointName[i]->SetBounds( 8, yVal, 48, 24 );
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m_pControlPointValue[i]->SetBounds( 64, yVal, 160, 24 );
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++nFoundControlCount;
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}
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}
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//-----------------------------------------------------------------------------
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// Cleans up controls used to modify control point values
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//-----------------------------------------------------------------------------
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void CControlPointPage::CleanUpControlPointControls( )
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{
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( m_pControlPointName[i] )
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{
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delete m_pControlPointName[i];
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m_pControlPointName[i] = NULL;
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}
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if ( m_pControlPointValue[i] )
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{
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delete m_pControlPointValue[i];
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m_pControlPointValue[i] = NULL;
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}
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}
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}
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//-----------------------------------------------------------------------------
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//
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// CParticleSystemPreviewPanel
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//
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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// Dme panel connection
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//-----------------------------------------------------------------------------
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IMPLEMENT_DMEPANEL_FACTORY( CParticleSystemPreviewPanel, DmeParticleSystemDefinition, "DmeParticleSystemDefinitionViewer", "Particle System Viewer", false );
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//-----------------------------------------------------------------------------
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// constructor, destructor
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//-----------------------------------------------------------------------------
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CParticleSystemPreviewPanel::CParticleSystemPreviewPanel( vgui::Panel *pParent, const char *pName ) :
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BaseClass( pParent, pName )
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{
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m_Splitter = new vgui::Splitter( this, "Splitter", SPLITTER_MODE_VERTICAL, 1 );
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vgui::Panel *pSplitterLeftSide = m_Splitter->GetChild( 0 );
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vgui::Panel *pSplitterRightSide = m_Splitter->GetChild( 1 );
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m_pParticleSystemPanel = new CParticleSystemPanel( pSplitterRightSide, "ParticlePreview" );
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m_pParticleSystemPanel->AddActionSignalTarget( this );
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m_pParticleSystemPanel->SetBackgroundColor( 0, 0, 0 );
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m_pParticleCount = new vgui::Label( pSplitterRightSide, "ParticleCountLabel", "" );
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m_pParticleCount->SetZPos( 1 );
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m_pControlSheet = new vgui::PropertySheet( pSplitterLeftSide, "ControlSheet" );
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m_pRenderPage = new vgui::PropertyPage( m_pControlSheet, "RenderPage" );
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m_pRenderBounds = new vgui::CheckButton( m_pRenderPage, "RenderBounds", "Render Bounding Box" );
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m_pRenderBounds->AddActionSignalTarget( this );
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m_pRenderCullBounds = new vgui::CheckButton( m_pRenderPage, "RenderCullBounds", "Render Culling Bounds" );
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m_pRenderCullBounds->AddActionSignalTarget( this );
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m_pRenderHelpers = new vgui::CheckButton( m_pRenderPage, "RenderHelpers", "Render Helpers" );
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m_pRenderHelpers->AddActionSignalTarget( this );
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m_pBackgroundColor = new CColorPickerButton( m_pRenderPage, "BackgroundColor", this );
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m_pBackgroundColor->SetColor( m_pParticleSystemPanel->GetBackgroundColor() );
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|
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m_pRenderPage->LoadControlSettingsAndUserConfig( "resource/particlesystempreviewpanel_renderpage.res" );
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m_pControlPointPage = new CControlPointPage( m_pControlSheet, "ControlPointPage", m_pParticleSystemPanel );
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|
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// Load layout settings; has to happen before pinning occurs in code
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LoadControlSettingsAndUserConfig( "resource/particlesystempreviewpanel.res" );
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// NOTE: Page adding happens *after* LoadControlSettingsAndUserConfig
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// because the layout of the sheet is correct at this point.
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m_pControlSheet->AddPage( m_pRenderPage, "Render" );
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m_pControlSheet->AddPage( m_pControlPointPage, "Ctrl Pts" );
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}
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|
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CParticleSystemPreviewPanel::~CParticleSystemPreviewPanel()
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{
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}
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|
|
|
|
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//-----------------------------------------------------------------------------
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|
// Set the particle system to draw
|
|
//-----------------------------------------------------------------------------
|
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void CParticleSystemPreviewPanel::OnThink()
|
|
{
|
|
BaseClass::OnThink();
|
|
CParticleCollection* pParticleSystem = m_pParticleSystemPanel->GetParticleSystem();
|
|
if ( !pParticleSystem )
|
|
{
|
|
m_pParticleCount->SetText( "" );
|
|
}
|
|
else
|
|
{
|
|
char buf[256];
|
|
Q_snprintf( buf, sizeof(buf), "Particle Count: %5d/%5d",
|
|
pParticleSystem->m_nActiveParticles, pParticleSystem->m_nAllocatedParticles );
|
|
m_pParticleCount->SetText( buf );
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Called when the particle system changes
|
|
//-----------------------------------------------------------------------------
|
|
void CParticleSystemPreviewPanel::OnParticleSystemReconstructed()
|
|
{
|
|
m_pControlPointPage->CreateControlPointControls();
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Set the particle system to draw
|
|
//-----------------------------------------------------------------------------
|
|
void CParticleSystemPreviewPanel::SetParticleSystem( CDmeParticleSystemDefinition *pDef )
|
|
{
|
|
m_pParticleSystemPanel->SetParticleSystem( pDef );
|
|
}
|
|
|
|
void CParticleSystemPreviewPanel::SetDmeElement( CDmeParticleSystemDefinition *pDef )
|
|
{
|
|
m_pParticleSystemPanel->SetDmeElement( pDef );
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Indicates which helper to draw
|
|
//-----------------------------------------------------------------------------
|
|
void CParticleSystemPreviewPanel::SetParticleFunction( CDmeParticleFunction *pFunction )
|
|
{
|
|
m_pParticleSystemPanel->SetRenderedHelper( pFunction );
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Called when the check button is checked
|
|
//-----------------------------------------------------------------------------
|
|
void CParticleSystemPreviewPanel::OnCheckButtonChecked( KeyValues *pParams )
|
|
{
|
|
int state = pParams->GetInt( "state", 0 );
|
|
vgui::Panel *pPanel = (vgui::Panel*)pParams->GetPtr( "panel" );
|
|
if ( pPanel == m_pRenderBounds )
|
|
{
|
|
m_pParticleSystemPanel->RenderBounds( state );
|
|
return;
|
|
}
|
|
if ( pPanel == m_pRenderCullBounds )
|
|
{
|
|
m_pParticleSystemPanel->RenderCullBounds( state );
|
|
return;
|
|
}
|
|
if ( pPanel == m_pRenderHelpers )
|
|
{
|
|
m_pParticleSystemPanel->RenderHelpers( state );
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Called when a new background color is picked
|
|
//-----------------------------------------------------------------------------
|
|
void CParticleSystemPreviewPanel::OnBackgroundColorChanged( KeyValues *pParams )
|
|
{
|
|
m_pParticleSystemPanel->SetBackgroundColor( pParams->GetColor( "color" ) );
|
|
}
|
|
|
|
void CParticleSystemPreviewPanel::OnBackgroundColorPreview( KeyValues *pParams )
|
|
{
|
|
m_pParticleSystemPanel->SetBackgroundColor( pParams->GetColor( "color" ) );
|
|
}
|
|
|
|
void CParticleSystemPreviewPanel::OnBackgroundColorCancel( KeyValues *pParams )
|
|
{
|
|
m_pParticleSystemPanel->SetBackgroundColor( pParams->GetColor( "startingColor" ) );
|
|
}
|