diff options
Diffstat (limited to 'intern/gpudirect/dvpapi.cpp')
| -rw-r--r-- | intern/gpudirect/dvpapi.cpp | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/intern/gpudirect/dvpapi.cpp b/intern/gpudirect/dvpapi.cpp new file mode 100644 index 00000000000..8ae5cdbf17b --- /dev/null +++ b/intern/gpudirect/dvpapi.cpp @@ -0,0 +1,147 @@ +/* +* ***** BEGIN GPL LICENSE BLOCK ***** +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License +* as published by the Free Software Foundation; either version 2 +* of the License, or (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not, write to the Free Software Foundation, +* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +* +* The Original Code is Copyright (C) 2015, Blender Foundation +* All rights reserved. +* +* The Original Code is: all of this file. +* +* Contributor(s): Blender Foundation. +* +* ***** END GPL LICENSE BLOCK ***** +*/ + +/** \file gpudirect/dvpapi.c +* \ingroup gpudirect +*/ + +#ifdef WIN32 + +#include <stdlib.h> +#include "dvpapi.h" + +extern "C" { +#include "BLI_dynlib.h" +} + +#define KDVPAPI_Name "dvp.dll" + +typedef DVPStatus (DVPAPIENTRY * PFNDVPINITGLCONTEXT) (uint32_t flags); +typedef DVPStatus (DVPAPIENTRY * PFNDVPCLOSEGLCONTEXT) (void); +typedef DVPStatus (DVPAPIENTRY * PFNDVPGETLIBRARYVERSION)(uint32_t *major, uint32_t *minor); + +static uint32_t __dvpMajorVersion = 0; +static uint32_t __dvpMinorVersion = 0; +static PFNDVPGETLIBRARYVERSION __dvpGetLibrayVersion = NULL; +static PFNDVPINITGLCONTEXT __dvpInitGLContext = NULL; +static PFNDVPCLOSEGLCONTEXT __dvpCloseGLContext = NULL; +PFNDVPBEGIN __dvpBegin = NULL; +PFNDVPEND __dvpEnd = NULL; +PFNDVPCREATEBUFFER __dvpCreateBuffer = NULL; +PFNDVPDESTROYBUFFER __dvpDestroyBuffer = NULL; +PFNDVPFREEBUFFER __dvpFreeBuffer = NULL; +PFNDVPMEMCPYLINED __dvpMemcpyLined = NULL; +PFNDVPMEMCPY __dvpMemcpy = NULL; +PFNDVPIMPORTSYNCOBJECT __dvpImportSyncObject = NULL; +PFNDVPFREESYNCOBJECT __dvpFreeSyncObject = NULL; +PFNDVPMAPBUFFERENDAPI __dvpMapBufferEndAPI = NULL; +PFNDVPMAPBUFFERWAITDVP __dvpMapBufferWaitDVP = NULL; +PFNDVPMAPBUFFERENDDVP __dvpMapBufferEndDVP = NULL; +PFNDVPMAPBUFFERWAITAPI __dvpMapBufferWaitAPI = NULL; +PFNDVPBINDTOGLCTX __dvpBindToGLCtx = NULL; +PFNDVPGETREQUIREDCONSTANTSGLCTX __dvpGetRequiredConstantsGLCtx = NULL; +PFNDVPCREATEGPUTEXTUREGL __dvpCreateGPUTextureGL = NULL; +PFNDVPUNBINDFROMGLCTX __dvpUnbindFromGLCtx = NULL; + +static DynamicLibrary *__dvpLibrary = NULL; + +DVPStatus dvpGetLibrayVersion(uint32_t *major, uint32_t *minor) +{ + if (!__dvpLibrary) + return DVP_STATUS_ERROR; + *major = __dvpMajorVersion; + *minor = __dvpMinorVersion; + return DVP_STATUS_OK; +} + +DVPStatus dvpInitGLContext(uint32_t flags) +{ + DVPStatus status; + if (!__dvpLibrary) { + __dvpLibrary = BLI_dynlib_open(KDVPAPI_Name); + if (!__dvpLibrary) { + return DVP_STATUS_ERROR; + } +// "?dvpInitGLContext@@YA?AW4DVPStatus@@I@Z"; + __dvpInitGLContext = (PFNDVPINITGLCONTEXT)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpInitGLContext@@YA?AW4DVPStatus@@I@Z"); + __dvpCloseGLContext = (PFNDVPCLOSEGLCONTEXT)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpCloseGLContext@@YA?AW4DVPStatus@@XZ"); + __dvpGetLibrayVersion = (PFNDVPGETLIBRARYVERSION)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpGetLibrayVersion@@YA?AW4DVPStatus@@PEAI0@Z"); + __dvpBegin = (PFNDVPBEGIN)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpBegin@@YA?AW4DVPStatus@@XZ"); + __dvpEnd = (PFNDVPEND)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpEnd@@YA?AW4DVPStatus@@XZ"); + __dvpCreateBuffer = (PFNDVPCREATEBUFFER)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpCreateBuffer@@YA?AW4DVPStatus@@PEAUDVPSysmemBufferDescRec@@PEA_K@Z"); + __dvpDestroyBuffer = (PFNDVPDESTROYBUFFER)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpDestroyBuffer@@YA?AW4DVPStatus@@_K@Z"); + __dvpFreeBuffer = (PFNDVPFREEBUFFER)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpFreeBuffer@@YA?AW4DVPStatus@@_K@Z"); + __dvpMemcpyLined = (PFNDVPMEMCPYLINED)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMemcpyLined@@YA?AW4DVPStatus@@_K0I000III@Z"); + __dvpMemcpy = (PFNDVPMEMCPY)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMemcpy2D@@YA?AW4DVPStatus@@_K0I000IIIII@Z"); + __dvpImportSyncObject = (PFNDVPIMPORTSYNCOBJECT)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpImportSyncObject@@YA?AW4DVPStatus@@PEAUDVPSyncObjectDescRec@@PEA_K@Z"); + __dvpFreeSyncObject = (PFNDVPFREESYNCOBJECT)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpFreeSyncObject@@YA?AW4DVPStatus@@_K@Z"); + __dvpMapBufferEndAPI = (PFNDVPMAPBUFFERENDAPI)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMapBufferEndAPI@@YA?AW4DVPStatus@@_K@Z"); + __dvpMapBufferWaitDVP = (PFNDVPMAPBUFFERWAITDVP)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMapBufferWaitDVP@@YA?AW4DVPStatus@@_K@Z"); + __dvpMapBufferEndDVP = (PFNDVPMAPBUFFERENDDVP)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMapBufferEndDVP@@YA?AW4DVPStatus@@_K@Z"); + __dvpMapBufferWaitAPI = (PFNDVPMAPBUFFERWAITAPI)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpMapBufferWaitAPI@@YA?AW4DVPStatus@@_K@Z"); + __dvpBindToGLCtx = (PFNDVPBINDTOGLCTX)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpBindToGLCtx@@YA?AW4DVPStatus@@_K@Z"); + __dvpGetRequiredConstantsGLCtx = (PFNDVPGETREQUIREDCONSTANTSGLCTX)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpGetRequiredConstantsGLCtx@@YA?AW4DVPStatus@@PEAI00000@Z"); + __dvpCreateGPUTextureGL = (PFNDVPCREATEGPUTEXTUREGL)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpCreateGPUTextureGL@@YA?AW4DVPStatus@@IPEA_K@Z"); + __dvpUnbindFromGLCtx = (PFNDVPUNBINDFROMGLCTX)BLI_dynlib_find_symbol(__dvpLibrary, "?dvpUnbindFromGLCtx@@YA?AW4DVPStatus@@_K@Z"); + if (!__dvpInitGLContext || + !__dvpCloseGLContext || + !__dvpGetLibrayVersion || + !__dvpBegin || + !__dvpEnd || + !__dvpCreateBuffer || + !__dvpDestroyBuffer || + !__dvpFreeBuffer || + !__dvpMemcpyLined || + !__dvpMemcpy || + !__dvpImportSyncObject || + !__dvpFreeSyncObject || + !__dvpMapBufferEndAPI || + !__dvpMapBufferWaitDVP || + !__dvpMapBufferEndDVP || + !__dvpMapBufferWaitAPI || + !__dvpBindToGLCtx || + !__dvpGetRequiredConstantsGLCtx || + !__dvpCreateGPUTextureGL || + !__dvpUnbindFromGLCtx) + { + return DVP_STATUS_ERROR; + } + // check that the library version is what we want + if ((status = __dvpGetLibrayVersion(&__dvpMajorVersion, &__dvpMinorVersion)) != DVP_STATUS_OK) + return status; + if (__dvpMajorVersion != DVP_MAJOR_VERSION || __dvpMinorVersion < DVP_MINOR_VERSION) + return DVP_STATUS_ERROR; + } + return (!__dvpInitGLContext) ? DVP_STATUS_ERROR : __dvpInitGLContext(flags); +} + +DVPStatus dvpCloseGLContext(void) +{ + return (!__dvpCloseGLContext) ? DVP_STATUS_ERROR : __dvpCloseGLContext(); +} + +#endif // WIN32 |