Files
LookingGlass/idd/LGIdd/CFrameBufferPool.cpp
2026-05-31 15:03:37 +10:00

54 lines
1.6 KiB
C++

/**
* Looking Glass
* Copyright © 2017-2026 The Looking Glass Authors
* https://looking-glass.io
*
* 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., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "CFrameBufferPool.h"
#include "CSwapChainProcessor.h"
#include <stdint.h>
void CFrameBufferPool::Init(CSwapChainProcessor * swapChain)
{
m_swapChain = swapChain;
}
void CFrameBufferPool::Reset()
{
for (int i = 0; i < ARRAYSIZE(m_buffers); ++i)
m_buffers[i].Reset();
}
CFrameBufferResource * CFrameBufferPool::Get(
const CIndirectDeviceContext::PreparedFrameBuffer& buffer,
size_t minSize)
{
if (buffer.frameIndex > ARRAYSIZE(m_buffers) - 1)
return nullptr;
CFrameBufferResource* fbr = &m_buffers[buffer.frameIndex];
if (!fbr->IsValid() || fbr->GetBase() != buffer.mem || fbr->GetSize() < minSize)
{
fbr->Reset();
if (!fbr->Init(m_swapChain, buffer.frameIndex, buffer.mem, minSize))
return nullptr;
}
return fbr;
}