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Ensure all swapchains have a unique handle #2

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Ensure all swapchains have a unique handle #2

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3 changes: 2 additions & 1 deletion src/runtime.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -321,6 +321,7 @@ struct Swapchain {
static Instance g_instance{};
static Session g_session{};
static std::unordered_map<XrSwapchain, Swapchain> g_swapchains;
uintptr_t g_nextSwapchainHandle = 1;

// Head tracking state for mouse look and WASD movement
static XrVector3f g_headPos = {0.0f, 1.7f, 0.0f}; // Start at standing eye height
Expand Down Expand Up @@ -1302,7 +1303,7 @@ static XrResult XRAPI_PTR xrCreateSwapchain_runtime(XrSession, const XrSwapchain
Log("[SimXR] ============================================");
if (!ci || !sc) return XR_ERROR_VALIDATION_FAILURE;
rt::Swapchain chain{};
chain.handle = (XrSwapchain)(uintptr_t)(rt::g_swapchains.size() + 2);
chain.handle = (XrSwapchain)(rt::g_nextSwapchainHandle++);
chain.format = (DXGI_FORMAT)ci->format; // Store the original requested format
chain.width = ci->width;
chain.height = ci->height;
Expand Down