/*

 * Copyright (c) 2016, NVIDIA CORPORATION.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and/or associated documentation files (the

 * "Materials"), to deal in the Materials without restriction, including

 * without limitation the rights to use, copy, modify, merge, publish,

 * distribute, sublicense, and/or sell copies of the Materials, and to

 * permit persons to whom the Materials are furnished to do so, subject to

 * the following conditions:

 *

 * The above copyright notice and this permission notice shall be included

 * unaltered in all copies or substantial portions of the Materials.

 * Any additions, deletions, or changes to the original source files

 * must be clearly indicated in accompanying documentation.

 *

 * If only executable code is distributed, then the accompanying

 * documentation must state that "this software is based in part on the

 * work of the Khronos Group."

 *

 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

 * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.

 */

#include <EGL/egl.h>

#include <EGL/eglext.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include "dummy/EGL_dummy.h"

#include "egl_test_utils.h"

int main(int argc, char **argv)

{

    EGLDeviceEXT devices[DUMMY_TOTAL_DEVICE_COUNT];

    EGLDisplay displays[DUMMY_TOTAL_DEVICE_COUNT];

    EGLint deviceCount = -1;

    EGLint i, j;

    loadEGLExtensions();

    // Make sure the total number of devices is what we expect.

    printf("Checking device count\n");

    if (!ptr_eglQueryDevicesEXT(0, NULL, &deviceCount)) {

        printf("eglQueryDevicesEXT failed\n");

        return 1;

    }

    if (deviceCount != DUMMY_TOTAL_DEVICE_COUNT) {

        printf("eglQueryDevicesEXT returned the wrong count\n");

        printf("Expected %d, but got %d\n", DUMMY_TOTAL_DEVICE_COUNT, deviceCount);

        return 1;

    }

    printf("Getting device handles.\n");

    if (!ptr_eglQueryDevicesEXT(DUMMY_TOTAL_DEVICE_COUNT, devices, &deviceCount)) {

        printf("eglQueryDevicesEXT failed\n");

        return 1;

    }

    if (deviceCount != DUMMY_TOTAL_DEVICE_COUNT) {

        printf("eglQueryDevicesEXT returned the wrong count\n");

        printf("Expected %d, but got %d\n", DUMMY_TOTAL_DEVICE_COUNT, deviceCount);

        return 1;

    }

    // Check to make sure that there are no duplicates in the device list.

    for (i=0; i

        for (j=0; j

            if (devices[i] == EGL_NO_DEVICE_EXT) {

                printf("Got EGL_NO_DEVICE_EXT at index %d\n", i);

                return 1;

            }

            if (devices[i] == devices[j]) {

                printf("Got duplicate device handles at index %d, %d\n", i, j);

                return 1;

            }

        }

    }

    for (i=0; i

        EGLint major, minor;

        const char *name = DUMMY_VENDOR_NAMES[i / DUMMY_EGL_DEVICE_COUNT];

        const char *str;

        // First, test whether an EGL function gets dispatched to the correct

        // vendor based on this device.

        str = ptr_eglTestDispatchDevice(devices[i], DUMMY_COMMAND_GET_VENDOR_NAME, 0);

        if (str == NULL) {

            printf("eglTestDispatchDevice failed at index %d, error 0x%04x\n", i, eglGetError());

            return 1;

        }

        if (strcmp(str, name) != 0) {

            printf("Got the wrong vendor string from device at index %d\n", i);

            printf("Expected \"%s\", but got \"%s\"\n", name, str);

            return 1;

        }

        // Create an EGLDisplay from the device.

        displays[i] = eglGetPlatformDisplay(EGL_PLATFORM_DEVICE_EXT,

                devices[i], NULL);

        if (displays[i] == EGL_NO_DISPLAY) {

            printf("eglGetPlatformDisplay failed at index %d, error 0x%04x\n", i, eglGetError());

            return 1;

        }

        // Each EGLDeviceEXT handle should give us a different EGLDisplay.

        for (j=0; j

            if (displays[i] == displays[j]) {

                printf("Got duplicate EGLDisplay at index %d, %d\n", i, j);

                return 1;

            }

        }

        if (!eglInitialize(displays[i], &major, &minor)) {

            printf("eglInitialize failed at index %d, error 0x%04x\n", i, eglGetError());

            return 1;

        }

        // Call eglQueryString to make sure that each display belongs to the

        // correct vendor.

        str = eglQueryString(displays[i], EGL_VENDOR);

        if (str == NULL) {

            printf("eglQueryString failed at index %d, error 0x%04x\n", i, eglGetError());

            return 1;

        }

        if (strcmp(str, name) != 0) {

            printf("Got the wrong vendor string from display at index %d\n", i);

            printf("Expected \"%s\", but got \"%s\"\n", name, str);

            return 1;

        }

    }

    return 0;

}