DisplayParameter.c

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/*
// Copyright 2014 Sensics, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

/* Internal Includes */
#include <osvr/ClientKit/ContextC.h>
#include <osvr/ClientKit/ParametersC.h>

/* Library/third-party includes */
/* none */

/* Standard includes */
#include <stdio.h>
#include <stdlib.h>

int main() {
    OSVR_ClientContext ctx =
        osvrClientInit("com.osvr.exampleclients.DisplayParameter", 0);

    const char *path = "/display";

    size_t length;
    osvrClientGetStringParameterLength(ctx, path, &length);

    char *displayDescription = malloc(length);
    osvrClientGetStringParameter(ctx, path, displayDescription, length);

    printf("Got value of %s:\n%s\n", path, displayDescription);

    free(displayDescription);
    osvrClientShutdown(ctx);
    printf("Library shut down, exiting.\n");
    return 0;
}