text: //
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  // modification, are permitted provided that the following conditions
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  //  * Redistributions of source code must retain the above copyright
  //    notice, this list of conditions and the following disclaimer.
  //  * Redistributions in binary form must reproduce the above copyright
  //    notice, this list of conditions and the following disclaimer in the
  //    documentation and/or other materials provided with the distribution.
  //  * Neither the name of NVIDIA CORPORATION nor the names of its
  //    contributors may be used to endorse or promote products derived
  //    from this software without specific prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  // PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  //
  // Copyright (c) 2008-2021 NVIDIA Corporation. All rights reserved.
  
  #include "RendererConfig.h"
  #include <SamplePlatform.h>
  
  #include "NULLRendererVertexBuffer.h"
  
  #include <RendererVertexBufferDesc.h>
  
  
  using namespace SampleRenderer;
  
  NullRendererVertexBuffer::NullRendererVertexBuffer(const RendererVertexBufferDesc &desc) 
  	:RendererVertexBuffer(desc),m_buffer(0)
  {			
  	RENDERER_ASSERT(m_stride && desc.maxVertices, "Unable to create Vertex Buffer of zero size.");
  	if(m_stride && desc.maxVertices)
  	{		
  		m_buffer = new PxU8[m_stride * desc.maxVertices];
  		
  		RENDERER_ASSERT(m_buffer, "Failed to create Vertex Buffer Object.");
  
  		m_maxVertices = desc.maxVertices;
  	}
  }
  
  NullRendererVertexBuffer::~NullRendererVertexBuffer(void)
  {
  	if(m_buffer)
  	{
  		delete [] m_buffer;
  		m_buffer = NULL;
  	}
  }
  
  void NullRendererVertexBuffer::swizzleColor(void *colors, PxU32 stride, PxU32 numColors, RendererVertexBuffer::Format inFormat)
  {
  }
  
  void *NullRendererVertexBuffer::lock(void)
  {	
  	return m_buffer;
  }
  
  void NullRendererVertexBuffer::unlock(void)
  {
  }
  
  
  void NullRendererVertexBuffer::bind(PxU32 streamID, PxU32 firstVertex)
  {
  }
  
  void NullRendererVertexBuffer::unbind(PxU32 streamID)
  {
  }
  
  