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184 lines
5.1 KiB
184 lines
5.1 KiB
![]()
4 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Target reticle hud element
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "hud.h"
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#include "c_basetfplayer.h"
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#include "tf_shareddefs.h"
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#include "iclientmode.h"
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#include "clientmode_tfnormal.h"
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#include "materialsystem/imaterial.h"
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#include "materialsystem/imesh.h"
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#include "hud_targetreticle.h"
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#include "model_types.h"
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#include "view_scene.h"
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#include "view.h"
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#include <vgui/Cursor.h>
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#include <vgui_controls/Controls.h>
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#include <vgui/ISurface.h>
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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CTargetReticle::CTargetReticle( void )
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: BaseClass( NULL, "CTargetReticle" ),
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m_CursorNone(vgui::dc_none)
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{
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SetCursor( m_CursorNone );
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SetPaintBackgroundEnabled( false );
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SetAutoDelete( false );
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m_hTargetEntity = NULL;
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m_pTargetLabel = NULL;
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m_iReticleId = 0;
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m_iReticleLeftId = 0;
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m_iReticleRightId = 0;
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m_iRenderTextureId = 0;
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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CTargetReticle::~CTargetReticle()
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{
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if ( m_pTargetLabel != NULL )
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{
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delete m_pTargetLabel;
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m_pTargetLabel = NULL;
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}
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SetParent( (vgui::Panel *)NULL );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CTargetReticle::Init( C_BaseEntity *pEntity, const char *sName )
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{
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vgui::Panel *pParent = GetClientModeNormal()->GetViewport();
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SetParent( pParent );
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SetCursor( pParent->GetCursor() );
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if ( !m_pTargetLabel )
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{
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m_pTargetLabel = new vgui::Label( pParent, "TargetLabel", "Unnamed" );
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m_pTargetLabel->SetPos( 0, 0 );
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m_pTargetLabel->SetFgColor( Color( 255, 170, 0, 255 ) );
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m_pTargetLabel->SetPaintBackgroundEnabled( false );
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m_pTargetLabel->SetAutoDelete( false );
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m_pTargetLabel->SetCursor( m_CursorNone );
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}
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SetSize( XRES(32),YRES(32) );
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m_hTargetEntity = pEntity;
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m_pTargetLabel->SetText( sName );
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int contentW, contentH;
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m_pTargetLabel->GetContentSize( contentW, contentH );
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m_pTargetLabel->SetWide( contentW );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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C_BaseEntity *CTargetReticle::GetTarget( void )
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{
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return m_hTargetEntity;
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CTargetReticle::Update( void )
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{
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if ( !m_hTargetEntity )
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{
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C_BaseTFPlayer *pPlayer = C_BaseTFPlayer::GetLocalPlayer();
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pPlayer->Remove_Target( this );
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return;
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}
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// Load our textures..
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if ( !m_iReticleId )
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{
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m_iReticleId = vgui::surface()->CreateNewTextureID();
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vgui::surface()->DrawSetTextureFile( m_iReticleId, "Hud/target_reticle" , true, false);
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}
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if ( !m_iReticleLeftId )
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{
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m_iReticleLeftId = vgui::surface()->CreateNewTextureID();
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vgui::surface()->DrawSetTextureFile( m_iReticleLeftId, "Hud/target_reticle_left", true, false );
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}
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if ( !m_iReticleRightId )
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{
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m_iReticleRightId = vgui::surface()->CreateNewTextureID();
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vgui::surface()->DrawSetTextureFile( m_iReticleRightId, "Hud/target_reticle_right" , true, false);
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}
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int iX, iY;
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GetTargetInScreenSpace( m_hTargetEntity, iX, iY );
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int halfWidth = GetWide() / 2;
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halfWidth = MAX( halfWidth, m_pTargetLabel->GetWide() / 2 );
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m_iRenderTextureId = m_iReticleId;
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if( iX < halfWidth || iX > ScreenWidth()-halfWidth )
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{
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// It's off the screen. See what side it's on.
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Vector vCenter = m_hTargetEntity->WorldSpaceCenter( );
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if( CurrentViewRight().Dot( vCenter - CurrentViewOrigin() ) > 0 )
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{
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m_iRenderTextureId = m_iReticleRightId;
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iX = ScreenWidth() - halfWidth;
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}
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else
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{
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m_iRenderTextureId = m_iReticleLeftId;
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iX = halfWidth;
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}
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// Put Y in the center of the screen.
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iY = ScreenHeight() / 2;
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}
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// Move the icon there
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SetPos( iX - (GetWide() / 2), iY - (GetTall() / 2) );
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// Center the text under it
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m_pTargetLabel->SetPos( iX - (m_pTargetLabel->GetWide() / 2), iY + (GetTall() / 2) );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CTargetReticle::Paint()
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{
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if ( !m_hTargetEntity || !m_iRenderTextureId )
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return;
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C_BaseTFPlayer *pPlayer = C_BaseTFPlayer::GetLocalPlayer();
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if ( pPlayer == NULL || pPlayer->GetHealth() < 1 )
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return;
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// Show hide label based on EMP state
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bool suppress_reticle = pPlayer->HasPowerup(POWERUP_EMP);
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m_pTargetLabel->SetVisible( suppress_reticle ? false : true );
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// Don't draw the reticle either
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if ( suppress_reticle )
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return;
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vgui::surface()->DrawSetTexture( m_iRenderTextureId );
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vgui::surface()->DrawSetColor( 255, 255, 255, 255 );
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vgui::surface()->DrawTexturedRect( 0, 0, GetWide(), GetTall() );
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}
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