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Working driver!

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Rashi Abramson committed 2021-04-08 12:47:11 -07:00
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commit fface5ea7e
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IddSampleDriver/Driver.cpp
+32 -4
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@@ -375,17 +375,37 @@ const DISPLAYCONFIG_VIDEO_SIGNAL_INFO IndirectDeviceContext::s_KnownMonitorModes
{ { 255, 0 } }, // video standard and vsync divider
DISPLAYCONFIG_SCANLINE_ORDERING_PROGRESSIVE
},
// 800 x 600 @ 60Hz
{
40 * MHZ, // pixel clock rate [Hz]
{ 40 * MHZ, 800 + 256 }, // fractional horizontal refresh rate [Hz]
{ 40 * MHZ, (800 + 256) * (600 + 28) }, // fractional vertical refresh rate [Hz]
{ 1920, 1280 }, // (horizontal, vertical) active pixel resolution
{ 1920 + 256, 1280 + 28 }, // (horizontal, vertical) total pixel resolution
{ { 255, 0 }}, // video standard and vsync divider
DISPLAYCONFIG_SCANLINE_ORDERING_PROGRESSIVE
},
};
// This is a sample monitor EDID - FOR SAMPLE PURPOSES ONLY
const BYTE IndirectDeviceContext::s_KnownMonitorEdid[] =
{
0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x79,0x5E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xA6,0x01,0x03,0x80,0x28,
/* 0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x79,0x5E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xA6,0x01,0x03,0x80,0x28,
0x1E,0x78,0x0A,0xEE,0x91,0xA3,0x54,0x4C,0x99,0x26,0x0F,0x50,0x54,0x20,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xA0,0x0F,0x20,0x00,0x31,0x58,0x1C,0x20,0x28,0x80,0x14,0x00,
0x90,0x2C,0x11,0x00,0x00,0x1E,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x6E
0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x6E */
0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x31, 0xD8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x05, 0x16, 0x01, 0x03, 0x6D, 0x32, 0x1C, 0x78, 0xEA, 0x5E, 0xC0, 0xA4, 0x59, 0x4A, 0x98, 0x25,
0x20, 0x50, 0x54, 0x00, 0x00, 0x00, 0xD1, 0xC0, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x3A, 0x80, 0x18, 0x71, 0x38, 0x2D, 0x40, 0x58, 0x2C,
0x45, 0x00, 0xF4, 0x19, 0x11, 0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x4C, 0x69, 0x6E,
0x75, 0x78, 0x20, 0x23, 0x30, 0x0A, 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xFD, 0x00, 0x3B,
0x3D, 0x42, 0x44, 0x0F, 0x00, 0x0A, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xFC,
0x00, 0x4C, 0x69, 0x6E, 0x75, 0x78, 0x20, 0x46, 0x48, 0x44, 0x0A, 0x20, 0x20, 0x20, 0x00, 0x05
};
IndirectDeviceContext::IndirectDeviceContext(_In_ WDFDEVICE WdfDevice) :
@@ -398,6 +418,8 @@ IndirectDeviceContext::~IndirectDeviceContext()
m_ProcessingThread.reset();
}
#define NUM_VIRTUAL_DISPLAYS 5
void IndirectDeviceContext::InitAdapter()
{
// ==============================
@@ -411,7 +433,7 @@ void IndirectDeviceContext::InitAdapter()
AdapterCaps.Size = sizeof(AdapterCaps);
// Declare basic feature support for the adapter (required)
AdapterCaps.MaxMonitorsSupported = 1;
AdapterCaps.MaxMonitorsSupported = NUM_VIRTUAL_DISPLAYS;
AdapterCaps.EndPointDiagnostics.Size = sizeof(AdapterCaps.EndPointDiagnostics);
AdapterCaps.EndPointDiagnostics.GammaSupport = IDDCX_FEATURE_IMPLEMENTATION_NONE;
AdapterCaps.EndPointDiagnostics.TransmissionType = IDDCX_TRANSMISSION_TYPE_WIRED_OTHER;
@@ -454,6 +476,12 @@ void IndirectDeviceContext::InitAdapter()
void IndirectDeviceContext::FinishInit()
{
for (unsigned int i = 0; i < NUM_VIRTUAL_DISPLAYS; i++) {
CreateMonitor(i);
}
}
void IndirectDeviceContext::CreateMonitor(unsigned int index) {
// ==============================
// TODO: In a real driver, the EDID should be retrieved dynamically from a connected physical monitor. The EDID
// provided here is purely for demonstration, as it describes only 640x480 @ 60 Hz and 800x600 @ 60 Hz. Monitor
@@ -468,7 +496,7 @@ void IndirectDeviceContext::FinishInit()
IDDCX_MONITOR_INFO MonitorInfo = {};
MonitorInfo.Size = sizeof(MonitorInfo);
MonitorInfo.MonitorType = DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HDMI;
MonitorInfo.ConnectorIndex = 0;
MonitorInfo.ConnectorIndex = index;
MonitorInfo.MonitorDescription.Size = sizeof(MonitorInfo.MonitorDescription);
MonitorInfo.MonitorDescription.Type = IDDCX_MONITOR_DESCRIPTION_TYPE_EDID;
MonitorInfo.MonitorDescription.DataSize = sizeof(s_KnownMonitorEdid);