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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/baseanimatedtextureproxy.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/baseanimatedtextureproxy.cpp')
| -rw-r--r-- | mp/src/game/client/baseanimatedtextureproxy.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/mp/src/game/client/baseanimatedtextureproxy.cpp b/mp/src/game/client/baseanimatedtextureproxy.cpp new file mode 100644 index 00000000..af16d78c --- /dev/null +++ b/mp/src/game/client/baseanimatedtextureproxy.cpp @@ -0,0 +1,138 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "baseanimatedtextureproxy.h"
+#include "materialsystem/imaterial.h"
+#include "materialsystem/imaterialvar.h"
+#include "materialsystem/itexture.h"
+#include "tier1/KeyValues.h"
+#include "toolframework_client.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// forward declarations
+void ToolFramework_RecordMaterialParams( IMaterial *pMaterial );
+
+//-----------------------------------------------------------------------------
+// Constructor, destructor:
+//-----------------------------------------------------------------------------
+
+CBaseAnimatedTextureProxy::CBaseAnimatedTextureProxy()
+{
+ Cleanup();
+}
+
+CBaseAnimatedTextureProxy::~CBaseAnimatedTextureProxy()
+{
+ Cleanup();
+}
+
+
+//-----------------------------------------------------------------------------
+// Initialization, shutdown
+//-----------------------------------------------------------------------------
+bool CBaseAnimatedTextureProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues )
+{
+ char const* pAnimatedTextureVarName = pKeyValues->GetString( "animatedTextureVar" );
+ if( !pAnimatedTextureVarName )
+ return false;
+
+ bool foundVar;
+ m_AnimatedTextureVar = pMaterial->FindVar( pAnimatedTextureVarName, &foundVar, false );
+ if( !foundVar )
+ return false;
+
+ char const* pAnimatedTextureFrameNumVarName = pKeyValues->GetString( "animatedTextureFrameNumVar" );
+ if( !pAnimatedTextureFrameNumVarName )
+ return false;
+
+ m_AnimatedTextureFrameNumVar = pMaterial->FindVar( pAnimatedTextureFrameNumVarName, &foundVar, false );
+ if( !foundVar )
+ return false;
+
+ m_FrameRate = pKeyValues->GetFloat( "animatedTextureFrameRate", 15 );
+ m_WrapAnimation = !pKeyValues->GetInt( "animationNoWrap", 0 );
+ return true;
+}
+
+void CBaseAnimatedTextureProxy::Cleanup()
+{
+ m_AnimatedTextureVar = NULL;
+ m_AnimatedTextureFrameNumVar = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Does the dirty deed
+//-----------------------------------------------------------------------------
+void CBaseAnimatedTextureProxy::OnBind( void *pEntity )
+{
+ Assert ( m_AnimatedTextureVar );
+
+ if( m_AnimatedTextureVar->GetType() != MATERIAL_VAR_TYPE_TEXTURE )
+ {
+ return;
+ }
+ ITexture *pTexture;
+ pTexture = m_AnimatedTextureVar->GetTextureValue();
+ int numFrames = pTexture->GetNumAnimationFrames();
+
+ if ( numFrames <= 0 )
+ {
+ Assert( !"0 frames in material calling animated texture proxy" );
+ return;
+ }
+
+ // NOTE: Must not use relative time based methods here
+ // because the bind proxy can be called many times per frame.
+ // Prevent multiple Wrap callbacks to be sent for no wrap mode
+ float startTime = GetAnimationStartTime(pEntity);
+ float deltaTime = gpGlobals->curtime - startTime;
+ float prevTime = deltaTime - gpGlobals->frametime;
+
+ // Clamp..
+ if (deltaTime < 0.0f)
+ deltaTime = 0.0f;
+ if (prevTime < 0.0f)
+ prevTime = 0.0f;
+
+ float frame = m_FrameRate * deltaTime;
+ float prevFrame = m_FrameRate * prevTime;
+
+ int intFrame = ((int)frame) % numFrames;
+ int intPrevFrame = ((int)prevFrame) % numFrames;
+
+ // Report wrap situation...
+ if (intPrevFrame > intFrame)
+ {
+ if (m_WrapAnimation)
+ {
+ AnimationWrapped( pEntity );
+ }
+ else
+ {
+ // Only sent the wrapped message once.
+ // when we're in non-wrapping mode
+ if (prevFrame < numFrames)
+ AnimationWrapped( pEntity );
+ intFrame = numFrames - 1;
+ }
+ }
+
+ m_AnimatedTextureFrameNumVar->SetIntValue( intFrame );
+
+ if ( ToolsEnabled() )
+ {
+ ToolFramework_RecordMaterialParams( GetMaterial() );
+ }
+}
+
+IMaterial *CBaseAnimatedTextureProxy::GetMaterial()
+{
+ return m_AnimatedTextureVar->GetOwningMaterial();
+}
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