mirror of
https://github.com/MobileGL-Dev/MobileGL
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92 lines
3.4 KiB
C++
92 lines
3.4 KiB
C++
// MobileGL - MobileGL/MG_IntegrationTest/Harness/PersistentMapPeek.cpp
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// Copyright (c) 2026 MobileGL-Dev
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// Licensed under the GNU Lesser General Public License v3.0:
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// https://www.gnu.org/licenses/gpl-3.0.txt
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// https://www.gnu.org/licenses/lgpl-3.0.txt
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// SPDX-License-Identifier: LGPL-3.0-only
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// End of Source File Header
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#include "PersistentMapPeek.h"
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#if !defined(__ANDROID__)
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#include <MG_State/GLState/BufferState/BufferObject.h>
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#include <MG_State/GLState/Core.h>
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#define MGITEST_PERSISTENT_MAP_PEEK_LIVE 1
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#endif
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// MGITEST_PERSISTENT_MAP_TRACKER is defined by MG_IntegrationTest/CMakeLists.txt, and only when
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// BOTH halves are true: the build compiled MG_Remote (so the symbol can link) AND some source
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// under MG_Remote/Client names IsLivePersistentMap (so package b1 landed it). __has_include is
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// NOT enough on its own - the header exists in the source tree of every build, including the pull
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// build that never compiles MG_Remote, so keying on it would turn a healthy pull build into a
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// link error.
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#if defined(MGITEST_PERSISTENT_MAP_PEEK_LIVE) && defined(MGITEST_PERSISTENT_MAP_TRACKER)
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#include <MG_Remote/Client/PersistentMapTracker.h>
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#define MGITEST_PERSISTENT_MAP_TRACKER_LIVE 1
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#endif
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namespace MGITest {
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bool PersistentMapPeekAvailable() {
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#if defined(MGITEST_PERSISTENT_MAP_PEEK_LIVE)
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return true;
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#else
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return false;
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#endif
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}
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bool PersistentMapTrackerAvailable() {
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#if defined(MGITEST_PERSISTENT_MAP_TRACKER_LIVE)
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return true;
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#else
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return false;
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#endif
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}
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#if defined(MGITEST_PERSISTENT_MAP_PEEK_LIVE)
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namespace {
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// The frontend object behind a GL buffer name, or null. GetBufferObject mints on demand
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// for a name that was generated and never bound, which is harmless here: a scenario only
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// ever asks about a buffer it has already defined and mapped, and a null store answers
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// "not adopted", which is the same answer an un-mapped buffer would give.
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MobileGL::MG_State::GLState::BufferObject* FrontendBuffer(unsigned int bufferName) {
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if (bufferName == 0) return nullptr;
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auto& context = MobileGL::MG_State::pGLContext;
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if (!context) return nullptr;
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const auto& buffer = context->GetBufferObject(static_cast<MobileGL::Uint>(bufferName));
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return buffer.get();
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}
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} // namespace
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#endif
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bool PeekBufferIsAdoptedPersistentMap(unsigned int bufferName, bool* outAdopted) {
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#if defined(MGITEST_PERSISTENT_MAP_PEEK_LIVE)
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if (outAdopted == nullptr) return false;
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MobileGL::MG_State::GLState::BufferObject* buffer = FrontendBuffer(bufferName);
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if (buffer == nullptr) return false;
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*outAdopted = static_cast<bool>(buffer->IsBackendPersistentMapped());
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return true;
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#else
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(void)bufferName;
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(void)outAdopted;
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return false;
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#endif
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}
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bool PeekBufferIsLivePersistentMap(unsigned int bufferName, bool* outLive) {
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#if defined(MGITEST_PERSISTENT_MAP_TRACKER_LIVE)
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if (outLive == nullptr) return false;
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MobileGL::MG_State::GLState::BufferObject* buffer = FrontendBuffer(bufferName);
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if (buffer == nullptr) return false;
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*outLive = static_cast<bool>(
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MobileGL::MG_Remote::Client::PersistentMapTracker::IsLivePersistentMap(*buffer));
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return true;
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#else
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(void)bufferName;
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(void)outLive;
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return false;
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#endif
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}
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} // namespace MGITest
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