114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
//
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// Common functions for Object DLL capabilities
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// C. Beaudet
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//
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#include "stdafx.h"
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#include "afxdllx.h"
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#include "ACP_Base.h"
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#include "ITF.h"
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#include "3Dinterf.hpp"
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//------------------------------------------------------------------------
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// Global vars
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static char *gs_p_szCPAVersion = C_szCPAVersion;
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static AFX_EXTENSION_MODULE NEAR extensionDLL = { NULL, NULL };
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#ifdef DLL_ONLY_ONE_INSTANCE
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static Geometry3D_Interface *gs_p_oGeometry3DInterface;
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#endif
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static CList<CPA_DLLBase*,CPA_DLLBase*> g_oListOfInstances; //private internal
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//------------------------------------------------------------------------
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// functions that are present in all DLL :
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//------------------------------------------------------------------------
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//========================================================================
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// Get current CPA version
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//========================================================================
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extern "C" char __declspec(dllexport) *fn_p_szGetCPAVersion(void)
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{
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return gs_p_szCPAVersion;
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}
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//========================================================================
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// Get type of this DLL
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//========================================================================
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extern "C" tdstDLLIdentity __declspec(dllexport) *fn_p_stGetDLLIdentity(void)
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{
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g_stGeometry3DIdentity . eType = OBJECT_DLL;
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g_stGeometry3DIdentity . csName = C_szDLLGeometryName;
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g_stGeometry3DIdentity . hModule = NULL;
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g_stGeometry3DIdentity . p_oListOfInstances = &g_oListOfInstances;
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return &g_stGeometry3DIdentity;
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}
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//========================================================================
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// DLL int function
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//========================================================================
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extern "C" void __declspec(dllexport) fn_vInitDll(void)
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{
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new CDynLinkLibrary(extensionDLL);
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}
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//========================================================================
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// DLL entry point
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//========================================================================
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extern "C" int __stdcall DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
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{
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if (dwReason == DLL_PROCESS_ATTACH)
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{
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if (!AfxInitExtensionModule(extensionDLL, hInstance))
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return 0;
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}
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return 1;
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}
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//========================================================================
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// Get the DLL
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//========================================================================
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CPA_DLLBase __declspec(dllexport) *fn_p_oGetDLL(long lKey)
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{
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#ifdef DLL_ONLY_ONE_INSTANCE
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switch(lKey)
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{
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case 0: // the game world
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if (gs_p_oGeometry3DInterface == NULL)
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{
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gs_p_oGeometry3DInterface = new Geometry3D_Interface();
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ASSERT(gs_p_oGeometry3DInterface != NULL);
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}
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return gs_p_oGeometry3DInterface;
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break;
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default:
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return NULL;
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}
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#else //DLL_ONLY_ONE_INSTANCE
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switch(lKey)
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{
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case 0: // the game world
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return new Geometry3D_Interface();
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break;
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default:
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return NULL;
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}
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#endif //DLL_ONLY_ONE_INSTANCE
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}
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//------------------------------------------------------------------------
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// functions that are present in this type of DLL only :
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//------------------------------------------------------------------------
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#undef DLL_ONLY_ONE_INSTANCE
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