Files
compute-runtime/runtime/sharings/gl/gl_sharing.cpp
Katarzyna Cencelewska 962b6ce883 Add support for cl-gl sharing
Change-Id: I08d7608722746baa3be61846e05eecb5419cc136
2018-09-18 11:18:46 +02:00

82 lines
3.0 KiB
C++

/*
* Copyright (c) 2018, Intel Corporation
*
* 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 "runtime/context/context.h"
#include "runtime/helpers/string.h"
#include "runtime/sharings/sharing_factory.h"
#include "runtime/sharings/gl/gl_sharing.h"
#include "runtime/sharings/gl/gl_arb_sync_event.h"
namespace OCLRT {
const uint32_t GLSharingFunctions::sharingId = SharingType::CLGL_SHARING;
int GlSharing::synchronizeHandler(UpdateData &updateData) {
GLContextGuard guard(*sharingFunctions);
synchronizeObject(updateData);
return CL_SUCCESS;
}
template <>
GLSharingFunctions *Context::getSharing() {
if (GLSharingFunctions::sharingId >= sharingFunctions.size()) {
DEBUG_BREAK_IF(GLSharingFunctions::sharingId >= sharingFunctions.size());
return nullptr;
}
return reinterpret_cast<GLSharingFunctions *>(sharingFunctions[GLSharingFunctions::sharingId].get());
}
GlArbSyncEvent *GLSharingFunctions::getGlArbSyncEvent(Event &baseEvent) {
std::lock_guard<std::mutex> lock{glArbEventMutex};
auto it = glArbEventMapping.find(&baseEvent);
if (it != glArbEventMapping.end()) {
return it->second;
}
return nullptr;
}
void GLSharingFunctions::removeGlArbSyncEventMapping(Event &baseEvent) {
std::lock_guard<std::mutex> lock{glArbEventMutex};
auto it = glArbEventMapping.find(&baseEvent);
if (it == glArbEventMapping.end()) {
DEBUG_BREAK_IF(it == glArbEventMapping.end());
return;
}
glArbEventMapping.erase(it);
}
char *createArbSyncEventName() {
static std::atomic<uint32_t> synchCounter{0};
uint32_t id = synchCounter++;
constexpr int maxDigitsForId = std::numeric_limits<uint32_t>::digits10;
static const char prefix[] = "NEO_SYNC_";
constexpr int nameMaxLen = sizeof(prefix) + maxDigitsForId + 1;
char *ret = new char[nameMaxLen];
snprintf(ret, nameMaxLen, "%s_%d", prefix, id);
return ret;
}
void destroyArbSyncEventName(char *name) { delete[] name; }
} // namespace OCLRT