Engine directory for ticket #1

Engine/source/sfx/null/sfxNullDevice.cpp

@@ -0,0 +1,74 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#include "sfx/null/sfxNullDevice.h"
+#include "sfx/null/sfxNullBuffer.h"
+#include "sfx/sfxInternal.h"
+
+
+SFXNullDevice::SFXNullDevice( SFXProvider* provider, 
+                              String name, 
+                              bool useHardware, 
+                              S32 maxBuffers )
+
+   :  SFXDevice( name, provider, useHardware, maxBuffers )
+{
+   mMaxBuffers = getMax( maxBuffers, 8 );
+}
+
+SFXNullDevice::~SFXNullDevice()
+{
+}
+
+SFXBuffer* SFXNullDevice::createBuffer( const ThreadSafeRef< SFXStream >& stream, SFXDescription* description )
+{
+   SFXNullBuffer* buffer = new SFXNullBuffer( stream, description );
+   _addBuffer( buffer );
+
+   return buffer;
+}
+
+SFXVoice* SFXNullDevice::createVoice( bool is3D, SFXBuffer *buffer )
+{
+   // Don't bother going any further if we've 
+   // exceeded the maximum voices.
+   if ( mVoices.size() >= mMaxBuffers )
+      return NULL;
+
+   AssertFatal( buffer, "SFXNullDevice::createVoice() - Got null buffer!" );
+
+   SFXNullBuffer* nullBuffer = dynamic_cast<SFXNullBuffer*>( buffer );
+   AssertFatal( nullBuffer, "SFXNullDevice::createVoice() - Got bad buffer!" );
+
+   SFXNullVoice* voice = new SFXNullVoice( nullBuffer );
+   if ( !voice )
+      return NULL;
+
+   _addVoice( voice );
+	return voice;
+}
+
+void SFXNullDevice::update()
+{
+   // Do nothing.  Prevent SFXDevice from running
+   // its thing.
+}