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203 lines
6.3 KiB
203 lines
6.3 KiB
//========= 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 "cbase.h"
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#include "hud.h"
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#include "hudelement.h"
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#include "hud_macros.h"
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#include "hud_numericdisplay.h"
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#include "iclientmode.h"
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#include "c_cs_player.h"
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#include "VGuiMatSurface/IMatSystemSurface.h"
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#include "materialsystem/imaterial.h"
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#include "materialsystem/imesh.h"
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#include "materialsystem/imaterialvar.h"
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#include <vgui/IScheme.h>
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#include <vgui/ISurface.h>
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#include <KeyValues.h>
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#include <vgui_controls/AnimationController.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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//-----------------------------------------------------------------------------
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// Purpose: Draws the zoom screen
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//-----------------------------------------------------------------------------
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class CHudScope : public vgui::Panel, public CHudElement
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{
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DECLARE_CLASS_SIMPLE( CHudScope, vgui::Panel );
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public:
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CHudScope( const char *pElementName );
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void Init( void );
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void LevelInit( void );
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protected:
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virtual void ApplySchemeSettings(vgui::IScheme *scheme);
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virtual void Paint( void );
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private:
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CMaterialReference m_ScopeMaterial;
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CMaterialReference m_DustOverlayMaterial;
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int m_iScopeArcTexture;
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int m_iScopeDustTexture;
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};
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DECLARE_HUDELEMENT_DEPTH( CHudScope, 70 );
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using namespace vgui;
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//-----------------------------------------------------------------------------
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// Purpose: Constructor
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//-----------------------------------------------------------------------------
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CHudScope::CHudScope( const char *pElementName ) : CHudElement(pElementName), BaseClass(NULL, "HudScope")
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{
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vgui::Panel *pParent = g_pClientMode->GetViewport();
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SetParent( pParent );
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SetHiddenBits( HIDEHUD_PLAYERDEAD );
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}
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//-----------------------------------------------------------------------------
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// Purpose: standard hud element init function
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//-----------------------------------------------------------------------------
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void CHudScope::Init( void )
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{
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m_iScopeArcTexture = vgui::surface()->CreateNewTextureID();
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vgui::surface()->DrawSetTextureFile(m_iScopeArcTexture, "sprites/scope_arc", true, false);
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m_iScopeDustTexture = vgui::surface()->CreateNewTextureID();
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vgui::surface()->DrawSetTextureFile(m_iScopeDustTexture, "overlays/scope_lens", true, false);
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}
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//-----------------------------------------------------------------------------
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// Purpose: standard hud element init function
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//-----------------------------------------------------------------------------
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void CHudScope::LevelInit( void )
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{
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Init();
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}
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//-----------------------------------------------------------------------------
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// Purpose: sets scheme colors
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//-----------------------------------------------------------------------------
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void CHudScope::ApplySchemeSettings( vgui::IScheme *scheme )
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{
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BaseClass::ApplySchemeSettings(scheme);
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SetPaintBackgroundEnabled(false);
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SetPaintBorderEnabled(false);
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int screenWide, screenTall;
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GetHudSize(screenWide, screenTall);
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SetBounds(0, 0, screenWide, screenTall);
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}
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//-----------------------------------------------------------------------------
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// Purpose: draws the zoom effect
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//-----------------------------------------------------------------------------
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void CHudScope::Paint( void )
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{
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C_CSPlayer *pPlayer = dynamic_cast<C_CSPlayer *>(C_BasePlayer::GetLocalPlayer());
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if ( pPlayer == NULL )
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return;
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CWeaponCSBase *pWeapon = pPlayer->GetActiveCSWeapon();
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if( !pWeapon )
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return;
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Assert( m_iScopeArcTexture );
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Assert( m_iScopeDustTexture );
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// see if we're zoomed with a sniper rifle
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if( pPlayer->GetFOV() != pPlayer->GetDefaultFOV() &&
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pWeapon->GetCSWpnData().m_WeaponType == WEAPONTYPE_SNIPER_RIFLE )
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{
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int screenWide, screenTall;
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GetHudSize(screenWide, screenTall);
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// calculate the bounds in which we should draw the scope
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int inset = screenTall / 16;
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int y1 = inset;
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int x1 = (screenWide - screenTall) / 2 + inset;
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int y2 = screenTall - inset;
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int x2 = screenWide - x1;
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int x = screenWide / 2;
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int y = screenTall / 2;
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float uv1 = 0.5f / 256.0f, uv2 = 1.0f - uv1;
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vgui::Vertex_t vert[4];
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Vector2D uv11( uv1, uv1 );
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Vector2D uv12( uv1, uv2 );
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Vector2D uv21( uv2, uv1 );
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Vector2D uv22( uv2, uv2 );
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int xMod = ( screenWide / 2 );
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int yMod = ( screenTall / 2 );
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int iMiddleX = (screenWide / 2 );
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int iMiddleY = (screenTall / 2 );
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vgui::surface()->DrawSetTexture( m_iScopeDustTexture );
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vgui::surface()->DrawSetColor( 255, 255, 255, 255 );
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vert[0].Init( Vector2D( iMiddleX + xMod, iMiddleY + yMod ), uv21 );
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vert[1].Init( Vector2D( iMiddleX - xMod, iMiddleY + yMod ), uv11 );
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vert[2].Init( Vector2D( iMiddleX - xMod, iMiddleY - yMod ), uv12 );
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vert[3].Init( Vector2D( iMiddleX + xMod, iMiddleY - yMod ), uv22 );
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vgui::surface()->DrawTexturedPolygon( 4, vert );
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vgui::surface()->DrawSetColor(0,0,0,255);
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//Draw the reticle with primitives
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vgui::surface()->DrawLine( 0, y, screenWide, y );
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vgui::surface()->DrawLine( x, 0, x, screenTall );
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//Draw the outline
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vgui::surface()->DrawSetTexture(m_iScopeArcTexture);
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// bottom right
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vert[0].Init( Vector2D( x, y ), uv11 );
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vert[1].Init( Vector2D( x2, y ), uv21 );
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vert[2].Init( Vector2D( x2, y2 ), uv22 );
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vert[3].Init( Vector2D( x, y2 ), uv12 );
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vgui::surface()->DrawTexturedPolygon( 4, vert );
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// top right
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vert[0].Init( Vector2D( x - 1, y1 ), uv12 );
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vert[1].Init( Vector2D ( x2, y1 ), uv22 );
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vert[2].Init( Vector2D( x2, y + 1 ), uv21 );
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vert[3].Init( Vector2D( x - 1, y + 1 ), uv11 );
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vgui::surface()->DrawTexturedPolygon(4, vert);
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// bottom left
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vert[0].Init( Vector2D( x1, y ), uv21 );
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vert[1].Init( Vector2D( x, y ), uv11 );
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vert[2].Init( Vector2D( x, y2 ), uv12 );
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vert[3].Init( Vector2D( x1, y2), uv22 );
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vgui::surface()->DrawTexturedPolygon(4, vert);
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// top left
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vert[0].Init( Vector2D( x1, y1 ), uv22 );
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vert[1].Init( Vector2D( x, y1 ), uv12 );
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vert[2].Init( Vector2D( x, y ), uv11 );
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vert[3].Init( Vector2D( x1, y ), uv21 );
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vgui::surface()->DrawTexturedPolygon(4, vert);
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vgui::surface()->DrawFilledRect(0, 0, screenWide, y1); // top
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vgui::surface()->DrawFilledRect(0, y2, screenWide, screenTall); // bottom
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vgui::surface()->DrawFilledRect(0, y1, x1, screenTall); // left
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vgui::surface()->DrawFilledRect(x2, y1, screenWide, screenTall); // right
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}
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}
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