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[idd] driver: improve resolution switching performance

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This commit is contained in:
Geoffrey McRae
2026-06-03 02:15:49 +10:00
committed by Geoffrey McRae
parent a10efc9e23
commit 3211bc1d93
3 changed files with 148 additions and 78 deletions
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16
idd/LGIdd/CIndirectDeviceContext.h
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@@ -79,9 +79,9 @@ private:
KVMFRFrame * m_frame [LGMP_Q_FRAME_LEN] = {};
FrameBuffer * m_frameBuffer[LGMP_Q_FRAME_LEN] = {};
int m_width = 0;
int m_height = 0;
int m_pitch = 0;
unsigned m_width = 0;
unsigned m_height = 0;
unsigned m_pitch = 0;
DXGI_FORMAT m_format = DXGI_FORMAT_UNKNOWN;
bool m_hasFrame = false;
@@ -94,12 +94,15 @@ private:
void DeInitLGMP();
void LGMPTimer();
void ResendCursor();
bool UpdateMonitorModes();
CSettings::DisplayModes m_displayModes;
CEdid m_edid;
CSettings::DisplayMode m_setMode;
bool m_doSetMode;
CSettings::DisplayMode m_setMode = {};
bool m_doSetMode = false;
volatile LONG m_replugMonitorQueued = 0;
volatile LONG m_recoverModeUpdateSwapChain = 0;
public:
CIndirectDeviceContext(_In_ WDFDEVICE wdfDevice) :
@@ -116,6 +119,7 @@ public:
void OnAssignSwapChain();
void OnUnassignedSwapChain();
void OnSwapChainLost();
NTSTATUS ParseMonitorDescription(
const IDARG_IN_PARSEMONITORDESCRIPTION* inArgs, IDARG_OUT_PARSEMONITORDESCRIPTION* outArgs);
@@ -144,7 +148,7 @@ public:
uint8_t* mem;
};
PreparedFrameBuffer PrepareFrameBuffer(int width, int height, int pitch, DXGI_FORMAT format);
PreparedFrameBuffer PrepareFrameBuffer(unsigned width, unsigned height, unsigned pitch, DXGI_FORMAT format);
void WriteFrameBuffer(unsigned frameIndex, void* src, size_t offset, size_t len, bool setWritePos);
void FinalizeFrameBuffer(unsigned frameIndex);