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feat(extra-natives-five): Add native to get heli and plane blades speed #3921

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feat(extra-natives-five): Add native to get heli and plane blades speed #3921

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23 changes: 23 additions & 0 deletions code/components/extra-natives-five/src/VehicleExtraNatives.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -336,6 +336,9 @@ static int TrainStateOffset;
static int TrainCruiseSpeedOffset;
static int TrainSpeedOffset;

static int PlaneBladesSpeedOffset;
static int HeliBladesSpeedOffset;

constexpr int TrainStopAtStationsFlag = 4;

static int VehicleRepairMethodVtableOffset;
Expand Down Expand Up @@ -644,6 +647,8 @@ static HookFunction initFunction([]()
TrainCruiseSpeedOffset = *hook::get_pattern<uint32_t>("C7 87 ? ? ? ? ? ? ? ? E8 ? ? ? ? 4C 89 AF", 2);
TrainSpeedOffset = *hook::get_pattern<uint32_t>("4C 89 AF ? ? ? ? 44 89 AF ? ? ? ? 4C 89 AF ? ? ? ? 49 8B 0E", 3);
TrainTrackIndexOffset = *hook::get_pattern<uint32_t>("8A 8F ? ? ? ? F3 41 0F 58 CB", 2);
PlaneBladesSpeedOffset = *hook::get_pattern<uint32_t>("F3 0F 59 C6 F3 0F 11 83 ? ? ? ? 48 8B 83", 8);
HeliBladesSpeedOffset = *hook::get_pattern<uint32_t>("F3 0F 11 89 ? ? ? ? 48 8B D9 E8 ? ? ? ? 33 FF", 4);
}

{
Expand Down Expand Up @@ -1825,6 +1830,24 @@ static HookFunction initFunction([]()
g_overrideUseDefaultDriveByClipset = context.GetArgument<bool>(0);
});

fx::ScriptEngine::RegisterNativeHandler("GET_HELI_BLADES_SPEED", [](fx::ScriptContext& context)
{
if (fwEntity* vehicle = getAndCheckVehicle(context, "GET_HELI_BLADES_SPEED"))
{
int vehicleType = readValue<int>(vehicle, VehicleTypeOffset);

if (vehicleType == 1)
{
return context.SetResult<float>(readValue<float>(vehicle, PlaneBladesSpeedOffset));
}
else if (vehicleType >= 8 && vehicleType <= 10)
{
return context.SetResult<float>(readValue<float>(vehicle, HeliBladesSpeedOffset));
}
}
context.SetResult<float>(0.0f);
});

// vehicle xenon lights patches to support RGB colors
{
static struct : jitasm::Frontend
Expand Down
19 changes: 19 additions & 0 deletions ext/native-decls/GetHeliBladesSpeed.md
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@@ -0,0 +1,19 @@
---
ns: CFX
apiset: client
game: gta5
---
## GET_HELI_BLADES_SPEED

```c
float GET_HELI_BLADES_SPEED(Vehicle vehicle);
```

This native is a getter for [SET_HELI_BLADES_SPEED](#_0xFD280B4D7F3ABC4D)


## Parameters
* **vehicle**: The helicopter or the plane

## Return value
Returns a value representing the blade speed of the helicopter or plane. Value ranges from `0.0` to `1.0`.
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