141 lines
5.1 KiB
C++
141 lines
5.1 KiB
C++
//-----------------------------------------------------------------------------
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// (c) 2009 by Basler Vision Technologies
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// Section: Vision Components
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// Project: GenApi
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// Author: Fritz Dierks
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// $Header$
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//
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// License: This file is published under the license of the EMVA GenICam Standard Group.
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// A text file describing the legal terms is included in your installation as 'GenICam_license.pdf'.
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// If for some reason you are missing this file please contact the EMVA or visit the website
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// (http://www.genicam.org) for a full copy.
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//
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// THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD GROUP
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// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//-----------------------------------------------------------------------------
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/*!
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\file
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*/
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#ifndef __STRUCTPORT_H
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#define __STRUCTPORT_H
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#include <cstring>
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#include <string.h>
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#include <GenApi/PortImpl.h>
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namespace GENAPI_NAMESPACE
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{
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//! Implements a register spaces based on a C++ struct
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template <class CDataStruct>
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class CTestPortStruct : public CDataStruct, public GENAPI_NAMESPACE::CPortImpl
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{
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public:
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CTestPortStruct(int64_t BaseAddress = 0)
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: m_BaseAddress(BaseAddress)
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{
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MemSet(0);
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ResetStatistics();
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}
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//-------------------------------------------------------------
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// IBase implementation
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//-------------------------------------------------------------
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//! Get the access mode of the node
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virtual GENAPI_NAMESPACE::EAccessMode GetAccessMode() const
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{
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return RW;
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}
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//! Get the type of the main interface of a node
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virtual GENAPI_NAMESPACE::EInterfaceType GetPrincipalInterfaceType() const
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{
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return intfIPort;
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}
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//---------------------------------------------------------------
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// IPort implementation
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//---------------------------------------------------------------
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//! Reads a chunk of bytes from the port
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virtual void Read(void *pBuffer, int64_t Address, int64_t Length)
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{
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int64_t InternalAddress = Address - m_BaseAddress;
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CDataStruct *pDataStruct = static_cast<CDataStruct*>(this);
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if( InternalAddress < 0 || Length < 0 || InternalAddress + Length > sizeof(CDataStruct) )
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throw RUNTIME_EXCEPTION("CTestPortStruct::Read - Invalid address and/or length");
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memcpy( pBuffer, (uint8_t*)pDataStruct + InternalAddress, (size_t)Length );
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m_NumReads++;
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}
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//! Writes a chunk of bytes to the port
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virtual void Write(const void *pBuffer, int64_t Address, int64_t Length)
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{
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int64_t InternalAddress = Address - m_BaseAddress;
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CDataStruct *pDataStruct = static_cast<CDataStruct*>(this);
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if( InternalAddress < 0 || Length < 0 || InternalAddress + Length > sizeof(CDataStruct) )
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throw RUNTIME_EXCEPTION("CTestPortStruct::Write - Invalid address and/or length");
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memcpy( (uint8_t*)pDataStruct + InternalAddress, pBuffer, (size_t)Length );
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m_NumWrites++;
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}
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//-------------------------------------------------------------
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// Utility functions
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//-------------------------------------------------------------
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void MemSet( const char FillValue )
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{
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memset( static_cast<CDataStruct*>(this), FillValue, sizeof(CDataStruct) );
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}
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//-------------------------------------------------------------
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// Statistics functions
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//-------------------------------------------------------------
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//! Resets the read/write statistics
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void ResetStatistics()
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{
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m_NumReads = 0;
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m_NumWrites = 0;
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}
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//! Returns the number of reads since lastReset Statistics
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int64_t GetNumReads()
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{
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return m_NumReads;
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}
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//! Returns the number of writes since lastReset Statistics
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int64_t GetNumWrites()
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{
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return m_NumWrites;
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}
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protected:
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//! Number of reads since last reset
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int64_t m_NumReads;
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//! Number of writes since last reset
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int64_t m_NumWrites;
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//! the base address used for the struct
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int64_t m_BaseAddress;
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};
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}
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#endif // __STRUCTPORT_H
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