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st/oxr: Fix system xdev init

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This commit is contained in:
Jakob Bornecrantz 2019-09-09 20:47:19 +01:00
parent 94d4822afb
commit b84413cc35
1 changed files with 8 additions and 2 deletions
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10
src/xrt/state_trackers/oxr/oxr_system.c
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@ -23,6 +23,11 @@
DEBUG_GET_ONCE_NUM_OPTION(scale_percentage, "OXR_VIEWPORT_SCALE_PERCENTAGE", 140)
// clang-format on
static inline size_t
min_size_t(size_t a, size_t b)
{
return a < b ? a : b;
}
static bool
oxr_system_matches(struct oxr_logger *log,
@ -96,11 +101,12 @@ oxr_system_fill_in(struct oxr_logger *log,
struct xrt_device **xdevs,
size_t num_xdevs)
{
size_t num_copy = min_size_t(ARRAY_SIZE(sys->xdevs), num_xdevs);
for (uint32_t i = 4; i < ARRAY_SIZE(sys->xdevs); i++) {
for (uint32_t i = 0; i < num_copy; i++) {
sys->xdevs[i] = xdevs[i];
}
for (size_t i = ARRAY_SIZE(sys->xdevs); i < num_xdevs; i++) {
for (size_t i = num_copy; i < num_xdevs; i++) {
oxr_xdev_destroy(&xdevs[i]);
}