mirror of
https://github.com/blawar/GLideN64.git
synced 2024-06-25 22:09:35 +00:00
105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
#include <assert.h>
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#include "FrameBufferInfoAPI.h"
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#include "FrameBufferInfo.h"
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#include "Config.h"
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#include "gSP.h"
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#include "FrameBuffer.h"
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#include "DepthBuffer.h"
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#include "RSP.h"
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#include "VI.h"
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#include "Log.h"
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namespace FBInfo {
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FBInfo fbInfo;
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FBInfo::FBInfo()
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{
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reset();
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}
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void FBInfo::reset() {
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m_supported = false;
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m_writeBuffers.fill(nullptr);
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m_readBuffers.fill(nullptr);
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}
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FBInfo::BufferSearchResult FBInfo::_findBuffer(const BuffersArray& _buffers, const FrameBuffer* _buf) const
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{
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u32 i = 0;
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while (_buffers[i] != nullptr) {
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if (_buffers[i++] == _buf)
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return BufferSearchResult(true, i);
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}
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assert(i < _buffers.size());
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return BufferSearchResult(false, i);
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}
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void FBInfo::Write(u32 addr, u32 size)
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{
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const u32 address = RSP_SegmentToPhysical(addr);
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const FrameBuffer* writeBuffer = frameBufferList().findBuffer(address);
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if (writeBuffer == nullptr)
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return;
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const auto findRes = _findBuffer(m_writeBuffers, writeBuffer);
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if (!findRes.first)
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m_writeBuffers[findRes.second] = writeBuffer;
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FrameBuffer_AddAddress(address, size);
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}
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void FBInfo::WriteList(FrameBufferModifyEntry *plist, u32 size)
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{
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LOG(LOG_WARNING, "FBWList size=%u\n", size);
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}
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void FBInfo::Read(u32 addr)
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{
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const u32 address = RSP_SegmentToPhysical(addr);
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FrameBuffer * pBuffer = frameBufferList().findBuffer(address);
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if (pBuffer == nullptr || _findBuffer(m_writeBuffers, pBuffer).first)
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return;
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const auto findRes = _findBuffer(m_readBuffers, pBuffer);
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if (pBuffer->m_isDepthBuffer) {
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if (config.frameBufferEmulation.fbInfoReadDepthChunk != 0)
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FrameBuffer_CopyDepthBufferChunk(address);
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else if (!findRes.first)
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FrameBuffer_CopyDepthBuffer(address);
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} else {
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if (config.frameBufferEmulation.fbInfoReadColorChunk != 0)
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FrameBuffer_CopyChunkToRDRAM(address);
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else if (!findRes.first)
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FrameBuffer_CopyToRDRAM(address, true);
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}
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if (!findRes.first)
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m_readBuffers[findRes.second] = pBuffer;
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}
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void FBInfo::GetInfo(void *pinfo)
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{
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// debugPrint("FBGetInfo\n");
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FrameBufferInfo * pFBInfo = (FrameBufferInfo*)pinfo;
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memset(pFBInfo, 0, sizeof(FrameBufferInfo)* 6);
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if (config.frameBufferEmulation.fbInfoDisabled != 0)
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return;
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u32 idx = 0;
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DepthBuffer * pDepthBuffer = depthBufferList().getCurrent();
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if (pDepthBuffer != nullptr) {
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pFBInfo[idx].addr = pDepthBuffer->m_address;
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pFBInfo[idx].width = pDepthBuffer->m_width;
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pFBInfo[idx].height = VI.real_height;
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pFBInfo[idx++].size = 2;
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}
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frameBufferList().fillBufferInfo(&pFBInfo[idx], 6 - idx);
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m_writeBuffers.fill(nullptr);
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m_readBuffers.fill(nullptr);
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m_supported = true;
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}
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}
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