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| author | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
|---|---|---|
| committer | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
| commit | 39ed87570bdb2f86969d4be821c94b722dc71179 (patch) | |
| tree | abc53757f75f40c80278e87650ea92808274aa59 /mp/src/game/client/hl2/shieldproxy.cpp | |
| download | source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.tar.xz source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.zip | |
First version of the SOurce SDK 2013
Diffstat (limited to 'mp/src/game/client/hl2/shieldproxy.cpp')
| -rw-r--r-- | mp/src/game/client/hl2/shieldproxy.cpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/mp/src/game/client/hl2/shieldproxy.cpp b/mp/src/game/client/hl2/shieldproxy.cpp new file mode 100644 index 00000000..745c1a38 --- /dev/null +++ b/mp/src/game/client/hl2/shieldproxy.cpp @@ -0,0 +1,110 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "proxyentity.h"
+#include "materialsystem/imaterial.h"
+#include "materialsystem/imaterialvar.h"
+#include "materialsystem/imaterialsystem.h"
+#include <KeyValues.h>
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// $sineVar : name of variable that controls the alpha level (float)
+class CShieldProxy : public CEntityMaterialProxy
+{
+public:
+ CShieldProxy();
+ virtual ~CShieldProxy();
+ virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues );
+ virtual void OnBind( C_BaseEntity *pC_BaseEntity );
+ virtual IMaterial *GetMaterial();
+
+private:
+ IMaterialVar *m_AlphaVar;
+ IMaterialVar *m_pTextureScrollVar;
+ float m_ScrollRate;
+ float m_ScrollAngle;
+};
+
+CShieldProxy::CShieldProxy()
+{
+ m_AlphaVar = NULL;
+ m_pTextureScrollVar = NULL;
+ m_ScrollRate = 0;
+ m_ScrollAngle = 0;
+}
+
+CShieldProxy::~CShieldProxy()
+{
+}
+
+
+bool CShieldProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues )
+{
+ bool foundVar;
+
+ m_AlphaVar = pMaterial->FindVar( "$translucency", &foundVar, false );
+ if( !foundVar )
+ return false;
+
+ char const* pScrollVarName = pKeyValues->GetString( "textureScrollVar" );
+ if (!pScrollVarName)
+ return false;
+
+ m_pTextureScrollVar = pMaterial->FindVar( pScrollVarName, &foundVar, false );
+ if( !foundVar )
+ return false;
+
+ m_ScrollRate = pKeyValues->GetFloat( "textureScrollRate", 1 );
+ m_ScrollAngle = pKeyValues->GetFloat( "textureScrollAngle", 0 );
+ return true;
+}
+
+void CShieldProxy::OnBind( C_BaseEntity *pEnt )
+{
+ if (m_AlphaVar)
+ {
+ m_AlphaVar->SetFloatValue( pEnt->m_clrRender->a );
+ }
+
+ if( !m_pTextureScrollVar )
+ {
+ return;
+ }
+
+ float sOffset, tOffset;
+
+ sOffset = gpGlobals->curtime * sin( m_ScrollAngle * ( M_PI / 180.0f ) ) * m_ScrollRate;
+ tOffset = gpGlobals->curtime * cos( m_ScrollAngle * ( M_PI / 180.0f ) ) * m_ScrollRate;
+
+ // make sure that we are positive
+ if( sOffset < 0.0f )
+ {
+ sOffset += 1.0f + -( int )sOffset;
+ }
+ if( tOffset < 0.0f )
+ {
+ tOffset += 1.0f + -( int )tOffset;
+ }
+
+ // make sure that we are in a [0,1] range
+ sOffset = sOffset - ( int )sOffset;
+ tOffset = tOffset - ( int )tOffset;
+
+ m_pTextureScrollVar->SetVecValue( sOffset, tOffset, 0.0f );
+}
+
+IMaterial *CShieldProxy::GetMaterial()
+{
+ if ( !m_AlphaVar )
+ return NULL;
+
+ return m_AlphaVar->GetOwningMaterial();
+}
+
+EXPOSE_INTERFACE( CShieldProxy, IMaterialProxy, "Shield" IMATERIAL_PROXY_INTERFACE_VERSION );
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