Xbox 360 Dashboard D3D Render hook

x360_Dash_D3D_Hook.txt

// Rough setup that will draw a static rectangle over the top of the dashboard
// Toggle by pressing both thumbsticks
// Credit to the1domo for the basics here: https://www.unknowncheats.me/forum/xbox/179692-d3d-hook-xbox360.html

/*
// Function we can use to resolve the d3d display device
HRESULT XuiRenderGetDevice(
         HXUIDC hDC,
         IDirect3DDevice9 **ppDevice
)
*/

void DrawFilledRect(IDirect3DDevice9* pDevice, float x0, float y0, float width, float height) {
    //Byrom_Dbg("DrawFilledRect called!");
    D3DCOLOR rectColor = D3DCOLOR_RGBA(169, 169, 169, 180); //D3DCOLOR_XRGB(169, 169, 169);
    D3DRECT BarRect = { x0, y0, x0 + width, y0 + height };
    pDevice->Clear(1, &BarRect, D3DCLEAR_TARGET | D3DCLEAR_TARGET, rectColor, 0, 0);
}

BOOL ButtonHeldPreviously = FALSE; // Prevents toggling the menu on each call due to the buttons still being held
BOOL ShowMenu = FALSE; // Determines whether or not to render the menu
void CustomRender(HXUIDC hDC) {
    if (hDC) {
        XINPUT_STATE xstate;
        if (XInputGetState(0, &xstate) == ERROR_SUCCESS) {
            if (xstate.Gamepad.wButtons == (XINPUT_GAMEPAD_LEFT_THUMB | XINPUT_GAMEPAD_RIGHT_THUMB)) {
                //Byrom_Dbg("CustomRender button combo pressed!");
                if (!ButtonHeldPreviously)
                {
                    ButtonHeldPreviously = TRUE; // Ensures this will only run again after the buttons have been released
                    ShowMenu = !ShowMenu; // Toggle the menu
                }
            }
            else
                ButtonHeldPreviously = FALSE; // Next call will alow toggling the menu again
        }
        if (ShowMenu)
        {
            IDirect3DDevice9* pDevice;
            XuiRenderGetDevice(hDC, &pDevice); // Resolve the d3d device. Prob better to do this once and store the result
            if (pDevice)
            {
                //Byrom_Dbg("D3D device found!");
                DrawFilledRect(pDevice, 60, 60, 500, 500);
            }
        }
    }
}

#define Dash_XuiRenderEnd   0x9221CD28 // dash.xex 17559
Detour XuiRenderEndDetour;
HRESULT XuiRenderEndHook(HXUIDC hDC)
{
    auto Original = XuiRenderEndDetour.GetOriginal<decltype(&XuiRenderEndHook)>();
    //Byrom_Dbg("XuiRenderEndHook called!");
    CustomRender(hDC); // Do any extra stuff here
    HRESULT Result = Original(hDC);
    return Result;
}

void HookRender()
{
    Byrom_Dbg("Applying XuiRenderEnd hook at %08X", Dash_XuiRenderEnd);
    XuiRenderEndDetour = Detour::Detour((void*)Dash_XuiRenderEnd, XuiRenderEndHook);
    XuiRenderEndDetour.Install();
}

void UnhookRender()
{
    Byrom_Dbg("Unhooking XuiRenderEnd");
    XuiRenderEndDetour.Remove();
}