The open source OpenXR runtime
driver/simulated: Handling when the view count is 1 or 2.
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src/xrt/drivers/simulated/simulated_hmd.c
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src/xrt/drivers/simulated/simulated_hmd.c
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}
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DEBUG_GET_ONCE_LOG_OPTION(simulated_log, "SIMULATED_LOG", U_LOGGING_WARN)
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DEBUG_GET_ONCE_NUM_OPTION(view_count, "SIMULATED_VIEW_COUNT", 2)
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#define HMD_TRACE(hmd, ...) U_LOG_XDEV_IFL_T(&hmd->base, hmd->log_level, __VA_ARGS__)
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#define HMD_DEBUG(hmd, ...) U_LOG_XDEV_IFL_D(&hmd->base, hmd->log_level, __VA_ARGS__)
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hmd->log_level = simulated_log_level();
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hmd->movement = movement;
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hmd->base.hmd->view_count = debug_get_num_option_view_count();
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// Print name.
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snprintf(hmd->base.str, XRT_DEVICE_NAME_LEN, "Simulated HMD");
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snprintf(hmd->base.serial, XRT_DEVICE_NAME_LEN, "Simulated HMD");
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hmd->base.inputs[0].name = XRT_INPUT_GENERIC_HEAD_POSE;
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// Setup info.
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bool ret = true;
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struct u_device_simple_info info;
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info.display.w_pixels = 1280;
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info.display.h_pixels = 720;
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info.display.h_meters = 0.07f;
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info.lens_horizontal_separation_meters = 0.13f / 2.0f;
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info.lens_vertical_position_meters = 0.07f / 2.0f;
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info.fov[0] = 85.0f * ((float)(M_PI) / 180.0f);
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info.fov[1] = 85.0f * ((float)(M_PI) / 180.0f);
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if (!u_device_setup_split_side_by_side(&hmd->base, &info)) {
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if (hmd->base.hmd->view_count == 1) {
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info.fov[0] = 120.0f * (M_PI / 180.0f);
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ret = u_device_setup_one_eye(&hmd->base, &info);
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} else if (hmd->base.hmd->view_count == 2) {
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info.fov[0] = 85.0f * (M_PI / 180.0f);
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info.fov[1] = 85.0f * (M_PI / 180.0f);
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ret = u_device_setup_split_side_by_side(&hmd->base, &info);
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} else {
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U_LOG_E("Invalid view count");
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ret = false;
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}
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if (!ret) {
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HMD_ERROR(hmd, "Failed to setup basic device info");
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simulated_hmd_destroy(&hmd->base);
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return NULL;