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[Win] Refactored UpdateAxes

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This commit is contained in:
thefiddler 2014-07-31 23:47:18 +02:00
parent 354fc04614
commit be575d4475
1 changed files with 46 additions and 92 deletions
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138
Source/OpenTK/Platform/Windows/WinRawJoystick.cs
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@ -320,61 +320,8 @@ namespace OpenTK.Platform.Windows
Array.Resize(ref DataBuffer, report_count);
}
/*
if (HidProtocol.GetData(HidProtocolReportType.Input,
DataBuffer, ref size, PreparsedData,
new IntPtr((void*)&rin->Data.HID.RawData),
rin->Data.HID.Size) != HidProtocolStatus.Success)
{
Debug.Print("[WinRawJoystick] HidProtocol.GetData() failed with {0}",
Marshal.GetLastWin32Error());
return false;
}
*/
UpdateAxes(rin, stick);
UpdateButtons(rin, stick);
for (int i = 0; i < stick.AxisCaps.Count; i++)
{
if (stick.AxisCaps[i].IsRange)
{
Debug.Print("[{0}] Axis range collections not implemented. Please report your controller type at http://www.opentk.com",
GetType().Name);
continue;
}
HIDPage page = stick.AxisCaps[i].UsagePage;
short usage = stick.AxisCaps[i].NotRange.Usage;
uint value = 0;
HidProtocolStatus status = HidProtocol.GetUsageValue(
HidProtocolReportType.Input,
page, 0, usage, ref value,
PreparsedData,
new IntPtr((void*)&rin->Data.HID.RawData),
rin->Data.HID.Size);
if (status != HidProtocolStatus.Success)
{
Debug.Print("[{0}] HidProtocol.GetScaledUsageValue() failed. Error: {1}",
GetType().Name, status);
continue;
}
if (page == HIDPage.GenericDesktop && (HIDUsageGD)usage == HIDUsageGD.Hatswitch)
{
stick.SetHat(page, usage, GetHatPosition(value, stick.AxisCaps[i]));
}
else
{
short scaled_value = (short)HidHelper.ScaleValue(
(int)((long)value + stick.AxisCaps[i].LogicalMin),
stick.AxisCaps[i].LogicalMin, stick.AxisCaps[i].LogicalMax,
Int16.MinValue, Int16.MaxValue);
stick.SetAxis(page, usage, scaled_value);
}
}
return true;
}
}
@ -382,7 +329,7 @@ namespace OpenTK.Platform.Windows
return false;
}
private HatPosition GetHatPosition(uint value, HidProtocolValueCaps caps)
HatPosition GetHatPosition(uint value, HidProtocolValueCaps caps)
{
if (caps.LogicalMax == 8)
return (HatPosition)value;
@ -390,6 +337,50 @@ namespace OpenTK.Platform.Windows
return HatPosition.Centered;
}
unsafe void UpdateAxes(RawInput* rin, Device stick)
{
for (int i = 0; i < stick.AxisCaps.Count; i++)
{
if (stick.AxisCaps[i].IsRange)
{
Debug.Print("[{0}] Axis range collections not implemented. Please report your controller type at http://www.opentk.com",
GetType().Name);
continue;
}
HIDPage page = stick.AxisCaps[i].UsagePage;
short usage = stick.AxisCaps[i].NotRange.Usage;
uint value = 0;
HidProtocolStatus status = HidProtocol.GetUsageValue(
HidProtocolReportType.Input,
page, 0, usage, ref value,
PreparsedData,
new IntPtr((void*)&rin->Data.HID.RawData),
rin->Data.HID.Size);
if (status != HidProtocolStatus.Success)
{
Debug.Print("[{0}] HidProtocol.GetScaledUsageValue() failed. Error: {1}",
GetType().Name, status);
continue;
}
if (page == HIDPage.GenericDesktop && (HIDUsageGD)usage == HIDUsageGD.Hatswitch)
{
stick.SetHat(page, usage, GetHatPosition(value, stick.AxisCaps[i]));
}
else
{
short scaled_value = (short)HidHelper.ScaleValue(
(int)((long)value + stick.AxisCaps[i].LogicalMin),
stick.AxisCaps[i].LogicalMin, stick.AxisCaps[i].LogicalMax,
Int16.MinValue, Int16.MaxValue);
stick.SetAxis(page, usage, scaled_value);
}
}
}
unsafe void UpdateButtons(RawInput* rin, Device stick)
{
stick.ClearButtons();
@ -642,43 +633,6 @@ namespace OpenTK.Platform.Windows
return guid;
}
static void UpdateAxes(Device stick, HidProtocolCaps caps, HidProtocolValueCaps[] axes, int axes_count, HidProtocolData[] data)
{
// Use the data indices in the axis and button caps arrays to
// access the data buffer we just filled.
for (int i = 0; i < axes_count; i++)
{
if (!axes[i].IsRange)
{
int index = axes[i].NotRange.DataIndex;
if (index < 0 || index >= caps.NumberInputValueCaps)
{
// Should never happen
Debug.Print("[WinRawJoystick] Error: DataIndex out of range");
continue;
}
if (data[index].DataIndex != i)
{
// Should also never happen
Debug.Print("[WinRawJoystick] DataIndex != index ({0} != {1})",
data[index].DataIndex, i);
continue;
}
short value = (short)HidHelper.ScaleValue(data[i].RawValue,
axes[i].LogicalMin, axes[i].LogicalMax,
short.MinValue, short.MaxValue);
stick.SetAxis(axes[i].UsagePage, axes[i].NotRange.Usage, value);
}
else
{
// Todo: fall back to HidProtocol.GetLinkCollectionNodes
}
}
}
Device GetDevice(IntPtr handle)
{
long hardware_id = handle.ToInt64();