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// Copyright 2010 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "Common/CommonTypes.h"
#include "Common/Event.h"
#include "Common/Flag.h"
#include "Core/ConfigManager.h"
#include "VideoCommon/AsyncRequests.h"
#include "VideoCommon/BPStructs.h"
#include "VideoCommon/CommandProcessor.h"
#include "VideoCommon/Fifo.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/RenderBase.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/VertexLoaderManager.h"
#include "VideoCommon/VideoBackendBase.h"
#include "VideoCommon/VideoConfig.h"
#include "VideoCommon/VideoState.h"
static Common::Flag s_FifoShuttingDown;
static volatile struct
{
u32 xfbAddr;
u32 fbWidth;
u32 fbStride;
u32 fbHeight;
} s_beginFieldArgs;
void VideoBackendBase::Video_ExitLoop()
{
Fifo::ExitGpuLoop();
s_FifoShuttingDown.Set();
}
// Run from the CPU thread (from VideoInterface.cpp)
void VideoBackendBase::Video_BeginField(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight)
{
if (m_initialized && g_ActiveConfig.bUseXFB)
{
s_beginFieldArgs.xfbAddr = xfbAddr;
s_beginFieldArgs.fbWidth = fbWidth;
s_beginFieldArgs.fbStride = fbStride;
s_beginFieldArgs.fbHeight = fbHeight;
}
}
// Run from the CPU thread (from VideoInterface.cpp)
void VideoBackendBase::Video_EndField()
{
if (m_initialized && g_ActiveConfig.bUseXFB && g_renderer)
{
Fifo::SyncGPU(Fifo::SYNC_GPU_SWAP);
AsyncRequests::Event e;
e.time = 0;
e.type = AsyncRequests::Event::SWAP_EVENT;
e.swap_event.xfbAddr = s_beginFieldArgs.xfbAddr;
e.swap_event.fbWidth = s_beginFieldArgs.fbWidth;
e.swap_event.fbStride = s_beginFieldArgs.fbStride;
e.swap_event.fbHeight = s_beginFieldArgs.fbHeight;
AsyncRequests::GetInstance()->PushEvent(e, false);
}
}
u32 VideoBackendBase::Video_AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
{
if (!g_ActiveConfig.bEFBAccessEnable)
{
return 0;
}
if (type == POKE_COLOR || type == POKE_Z)
{
AsyncRequests::Event e;
e.type = type == POKE_COLOR ? AsyncRequests::Event::EFB_POKE_COLOR : AsyncRequests::Event::EFB_POKE_Z;
e.time = 0;
e.efb_poke.data = InputData;
e.efb_poke.x = x;
e.efb_poke.y = y;
AsyncRequests::GetInstance()->PushEvent(e, false);
return 0;
}
else
{
AsyncRequests::Event e;
u32 result;
e.type = type == PEEK_COLOR ? AsyncRequests::Event::EFB_PEEK_COLOR : AsyncRequests::Event::EFB_PEEK_Z;
e.time = 0;
e.efb_peek.x = x;
e.efb_peek.y = y;
e.efb_peek.data = &result;
AsyncRequests::GetInstance()->PushEvent(e, true);
return result;
}
}
u32 VideoBackendBase::Video_GetQueryResult(PerfQueryType type)
{
if (!g_perf_query->ShouldEmulate())
{
return 0;
}
Fifo::SyncGPU(Fifo::SYNC_GPU_PERFQUERY);
AsyncRequests::Event e;
e.time = 0;
e.type = AsyncRequests::Event::PERF_QUERY;
if (!g_perf_query->IsFlushed())
AsyncRequests::GetInstance()->PushEvent(e, true);
return g_perf_query->GetQueryResult(type);
}
u16 VideoBackendBase::Video_GetBoundingBox(int index)
{
if (!g_ActiveConfig.backend_info.bSupportsBBox)
return 0;
if (!g_ActiveConfig.bBBoxEnable)
{
static bool warn_once = true;
if (warn_once)
ERROR_LOG(VIDEO, "BBox shall be used but it is disabled. Please use a gameini to enable it for this game.");
warn_once = false;
return 0;
}
Fifo::SyncGPU(Fifo::SYNC_GPU_BBOX);
AsyncRequests::Event e;
u16 result;
e.time = 0;
e.type = AsyncRequests::Event::BBOX_READ;
e.bbox.index = index;
e.bbox.data = &result;
AsyncRequests::GetInstance()->PushEvent(e, true);
return result;
}
void VideoBackendBase::InitializeShared()
{
VideoCommon_Init();
s_FifoShuttingDown.Clear();
memset((void*)&s_beginFieldArgs, 0, sizeof(s_beginFieldArgs));
m_invalid = false;
}
// Run from the CPU thread
void VideoBackendBase::DoState(PointerWrap& p)
{
bool software = false;
p.Do(software);
if (p.GetMode() == PointerWrap::MODE_READ && software == true)
{
// change mode to abort load of incompatible save state.
p.SetMode(PointerWrap::MODE_VERIFY);
}
VideoCommon_DoState(p);
p.DoMarker("VideoCommon");
p.Do(s_beginFieldArgs);
p.DoMarker("VideoBackendBase");
// Refresh state.
if (p.GetMode() == PointerWrap::MODE_READ)
{
m_invalid = true;
// Clear all caches that touch RAM
// (? these don't appear to touch any emulation state that gets saved. moved to on load only.)
VertexLoaderManager::MarkAllDirty();
}
}
void VideoBackendBase::CheckInvalidState()
{
if (m_invalid)
{
m_invalid = false;
BPReload();
TextureCacheBase::Invalidate();
}
}
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