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https://github.com/celisej567/source-sdk-2013.git
synced 2026-09-17 20:10:21 +03:00
Added VScript material proxy, exposed more stuff to clientside VScript
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Blixibon
@@ -18,6 +18,9 @@
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#endif
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#ifdef MAPBASE_VSCRIPT
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#include "c_world.h"
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#include "proxyentity.h"
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#include "materialsystem/imaterial.h"
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#include "materialsystem/imaterialvar.h"
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#endif
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extern IScriptManager *scriptmanager;
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@@ -37,6 +40,280 @@ extern ScriptClassDesc_t * GetScriptDesc( CBaseEntity * );
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#endif // VMPROFILE
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#ifdef MAPBASE_VSCRIPT
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#define SCRIPT_MAT_PROXY_MAX_VARS 8
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//-----------------------------------------------------------------------------
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// Purpose: A material proxy which runs a VScript and allows it to read/write
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// to material variables.
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//-----------------------------------------------------------------------------
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class CScriptMaterialProxy : public IMaterialProxy
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{
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public:
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CScriptMaterialProxy();
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virtual ~CScriptMaterialProxy();
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virtual void Release( void );
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virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues );
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virtual void OnBind( void *pRenderable );
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virtual IMaterial *GetMaterial() { return NULL; }
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// It would be more preferable to init the script stuff in Init(), but
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// the VM isn't usually active by that time, so we have to init it when
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// it's first called in OnBind().
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bool InitScript();
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bool ValidateIndex(int i)
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{
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if (i > SCRIPT_MAT_PROXY_MAX_VARS || i < 0)
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{
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Warning("VScriptProxy: %i out of range", i);
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return false;
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}
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return true;
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}
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const char *GetVarString( int i );
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int GetVarInt( int i );
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float GetVarFloat( int i );
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const Vector& GetVarVector( int i );
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void SetVarString( int i, const char *value );
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void SetVarInt( int i, int value );
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void SetVarFloat( int i, float value );
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void SetVarVector( int i, const Vector &value );
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private:
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IMaterialVar *m_MaterialVars[SCRIPT_MAT_PROXY_MAX_VARS];
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// Save the keyvalue string for InitScript()
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char m_szFilePath[MAX_PATH];
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CScriptScope m_ScriptScope;
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HSCRIPT m_hScriptInstance;
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HSCRIPT m_hFuncOnBind;
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};
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BEGIN_SCRIPTDESC_ROOT_NAMED( CScriptMaterialProxy, "CScriptMaterialProxy", "Material proxy for VScript" )
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DEFINE_SCRIPTFUNC( GetVarString, "Gets a material var's string value" )
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DEFINE_SCRIPTFUNC( GetVarInt, "Gets a material var's int value" )
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DEFINE_SCRIPTFUNC( GetVarFloat, "Gets a material var's float value" )
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DEFINE_SCRIPTFUNC( GetVarVector, "Gets a material var's vector value" )
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DEFINE_SCRIPTFUNC( SetVarString, "Sets a material var's string value" )
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DEFINE_SCRIPTFUNC( SetVarInt, "Sets a material var's int value" )
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DEFINE_SCRIPTFUNC( SetVarFloat, "Sets a material var's float value" )
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DEFINE_SCRIPTFUNC( SetVarVector, "Sets a material var's vector value" )
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END_SCRIPTDESC();
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CScriptMaterialProxy::CScriptMaterialProxy()
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{
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m_hScriptInstance = NULL;
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m_hFuncOnBind = NULL;
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}
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CScriptMaterialProxy::~CScriptMaterialProxy()
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{
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}
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//-----------------------------------------------------------------------------
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// Cleanup
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//-----------------------------------------------------------------------------
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void CScriptMaterialProxy::Release( void )
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{
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if ( m_hScriptInstance && g_pScriptVM )
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{
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g_pScriptVM->RemoveInstance( m_hScriptInstance );
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m_hScriptInstance = NULL;
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}
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delete this;
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}
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bool CScriptMaterialProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues )
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{
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for (KeyValues *pKey = pKeyValues->GetFirstSubKey(); pKey != NULL; pKey = pKey->GetNextKey())
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{
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// Get each variable we're looking for
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if (Q_strnicmp( pKey->GetName(), "var", 3 ) == 0)
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{
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int index = atoi(pKey->GetName() + 3);
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if (index > SCRIPT_MAT_PROXY_MAX_VARS)
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{
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Warning("VScript material proxy only supports 8 vars (not %i)\n", index);
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continue;
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}
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bool foundVar;
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m_MaterialVars[index] = pMaterial->FindVar( pKey->GetString(), &foundVar );
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// Don't init if we didn't find the var
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if (!foundVar)
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return false;
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}
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else if (FStrEq( pKey->GetName(), "scriptfile" ))
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{
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Q_strncpy( m_szFilePath, pKey->GetString(), sizeof( m_szFilePath ) );
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}
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}
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return true;
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}
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bool CScriptMaterialProxy::InitScript()
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{
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if (!m_ScriptScope.IsInitialized())
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{
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if (scriptmanager == NULL)
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{
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ExecuteOnce(DevMsg("Cannot execute script because scripting is disabled (-scripting)\n"));
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return false;
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}
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if (g_pScriptVM == NULL)
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{
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ExecuteOnce(DevMsg(" Cannot execute script because there is no available VM\n"));
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return false;
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}
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char* iszScriptId = (char*)stackalloc( 1024 );
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g_pScriptVM->GenerateUniqueKey("VScriptProxy", iszScriptId, 1024);
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m_hScriptInstance = g_pScriptVM->RegisterInstance( GetScriptDescForClass( CScriptMaterialProxy ), this );
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g_pScriptVM->SetInstanceUniqeId( m_hScriptInstance, iszScriptId );
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bool bResult = m_ScriptScope.Init( iszScriptId );
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if (!bResult)
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{
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DevMsg("VScriptProxy couldn't create ScriptScope!\n");
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return false;
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}
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g_pScriptVM->SetValue( m_ScriptScope, "self", m_hScriptInstance );
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}
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// Don't init if we can't run the script
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if (!VScriptRunScript( m_szFilePath, m_ScriptScope, true ))
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return false;
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m_hFuncOnBind = m_ScriptScope.LookupFunction( "OnBind" );
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if (!m_hFuncOnBind)
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{
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// Don't init if we can't find our func
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Warning("VScript material proxy can't find OnBind function\n");
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return false;
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}
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return true;
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}
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void CScriptMaterialProxy::OnBind( void *pRenderable )
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{
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if( !pRenderable )
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return;
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if (m_hFuncOnBind != NULL)
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{
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IClientRenderable *pRend = ( IClientRenderable* )pRenderable;
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C_BaseEntity *pEnt = pRend->GetIClientUnknown()->GetBaseEntity();
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if ( pEnt )
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{
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g_pScriptVM->SetValue( m_ScriptScope, "entity", pEnt->GetScriptInstance() );
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}
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else
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{
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// Needs to register as a null value so the script doesn't break if it looks for an entity
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g_pScriptVM->SetValue( m_ScriptScope, "entity", SCRIPT_VARIANT_NULL );
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}
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m_ScriptScope.Call( m_hFuncOnBind, NULL );
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g_pScriptVM->ClearValue( m_ScriptScope, "entity" );
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}
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else
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{
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// The VM might not exist if we do it from Init(), so we have to do it here.
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// TODO: We have no handling for if this fails, how do you cancel a proxy?
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if (InitScript())
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OnBind( pRenderable );
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}
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}
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const char *CScriptMaterialProxy::GetVarString( int i )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return NULL;
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return m_MaterialVars[i]->GetStringValue();
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}
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int CScriptMaterialProxy::GetVarInt( int i )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return 0;
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return m_MaterialVars[i]->GetIntValue();
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}
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float CScriptMaterialProxy::GetVarFloat( int i )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return 0.0f;
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return m_MaterialVars[i]->GetFloatValue();
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}
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const Vector& CScriptMaterialProxy::GetVarVector( int i )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return vec3_origin;
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if (m_MaterialVars[i]->GetType() != MATERIAL_VAR_TYPE_VECTOR)
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return vec3_origin;
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// This is really bad. Too bad!
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return *(reinterpret_cast<const Vector*>(m_MaterialVars[i]->GetVecValue()));
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}
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void CScriptMaterialProxy::SetVarString( int i, const char *value )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return;
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return m_MaterialVars[i]->SetStringValue( value );
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}
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void CScriptMaterialProxy::SetVarInt( int i, int value )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return;
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return m_MaterialVars[i]->SetIntValue( value );
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}
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void CScriptMaterialProxy::SetVarFloat( int i, float value )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return;
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return m_MaterialVars[i]->SetFloatValue( value );
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}
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void CScriptMaterialProxy::SetVarVector( int i, const Vector &value )
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{
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if (!ValidateIndex( i ) || !m_MaterialVars[i])
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return;
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return m_MaterialVars[i]->SetVecValue( value.Base(), 3 );
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}
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EXPOSE_INTERFACE( CScriptMaterialProxy, IMaterialProxy, "VScriptProxy" IMATERIAL_PROXY_INTERFACE_VERSION );
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#endif
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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@@ -181,6 +458,13 @@ public:
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virtual void LevelInitPostEntity( void )
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{
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m_bAllowEntityCreationInScripts = false;
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#ifdef MAPBASE_VSCRIPT
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C_BasePlayer *pPlayer = C_BasePlayer::GetLocalPlayer();
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if (pPlayer)
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{
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g_pScriptVM->SetValue( "player", pPlayer->GetScriptInstance() );
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}
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#endif
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}
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virtual void LevelShutdownPostEntity( void )
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