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Cxbx-Reloaded
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Convert Lego Star Wars fix into hack method

This commit is contained in:
RadWolfie 2018-07-05 00:37:16 -05:00
parent 75b6f32762
commit 5c1abac9b7
1 changed files with 45 additions and 8 deletions
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51
src/CxbxKrnl/EmuXapi.cpp
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@ -344,6 +344,40 @@ bool TitleIsJSRF()
return result;
}
bool TitleIsLegoSW()
{
static bool detected = false;
static bool result = false;
// Prevent running the check every time this function is called
if (detected) {
return result;
}
// Array of known Lego Star Wars title IDs, must be 0 terminated
DWORD titleIds[] = {
0x4553001D, // NTSC
0
};
DWORD* pTitleId = &titleIds[0];
while (*pTitleId != 0) {
if (g_pCertificate->dwTitleId == *pTitleId) {
result = true;
break;
}
pTitleId++;
}
if (result) {
EmuWarning("Applying Lego Star Wars Hack");
}
detected = true;
return result;
}
// ******************************************************************
// * patch: XGetDevices
// * Note: This could be unpatched however,
@ -419,8 +453,7 @@ BOOL WINAPI XTL::EMUPATCH(XGetDeviceChanges)
// some titles call XGetDevices first, and the CurrentConnected and ChangeConnected flags are set there.
// note that certain titles such as Otogi need the ChangeConnected to be set to 1 always to enable the input.
int port;
//fix for Lego Star War no input, it requires the XGetDeviceChanges to return changes all the time, but no removal, only insertions.
//if (DeviceType->CurrentConnected == 0) {
if (DeviceType->CurrentConnected == 0) {
for (port = 0; port < 4; port++) {
//if the host controller is connected and the xbox DeviceType matches. set the CurrentConnected flag.
if (g_XboxControllerHostBridge[port].XboxDeviceInfo.DeviceType == DeviceType && g_XboxControllerHostBridge[port].dwHostType>0) {
@ -428,10 +461,9 @@ BOOL WINAPI XTL::EMUPATCH(XGetDeviceChanges)
}
}
DeviceType->ChangeConnected = DeviceType->CurrentConnected;
//}
}
// JSRF Hack: Don't set the ChangeConnected flag. Without this, JSRF hard crashes
// TODO: Why is this still needed?
if (TitleIsJSRF()) {
DeviceType->ChangeConnected = 0;
}
@ -458,9 +490,14 @@ BOOL WINAPI XTL::EMUPATCH(XGetDeviceChanges)
xboxkrnl::KfLowerIrql(oldIrql);
}
//fix for Lego Star War no input, it requires the XGetDeviceChanges to return changes all the time, but no removal, only insertions.
*pdwRemovals = 0;
*pdwInsertions = DeviceType->CurrentConnected;
// Lego SW Hack: Require XGetDeviceChanges to return changes all the time, but no removal, only insertions.
// Without this, Lego SW will not response to controller's input.
if (TitleIsLegoSW()) {
*pdwRemovals = 0;
*pdwInsertions = DeviceType->CurrentConnected;
ret = TRUE;
}
RETURN(ret);
}