/*
 * FILE:    video_display/sage_wrapper.cxx
 * AUTHORS: Martin Benes     <martinbenesh@gmail.com>
 *          Lukas Hejtmanek  <xhejtman@ics.muni.cz>
 *          Petr Holub       <hopet@ics.muni.cz>
 *          Milos Liska      <xliska@fi.muni.cz>
 *          Jiri Matela      <matela@ics.muni.cz>
 *          Dalibor Matura   <255899@mail.muni.cz>
 *          Ian Wesley-Smith <iwsmith@cct.lsu.edu>
 *
 * Copyright (c) 2005-2209 CESNET z.s.p.o.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, is permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 * 
 *      This product includes software developed by CESNET z.s.p.o.
 * 
 * 4. Neither the name of CESNET nor the names of its contributors may be used 
 *    to endorse or promote products derived from this software without specific
 *    prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *
 */

#include <GL/glut.h>
#include "sage_wrapper.h"
#include <sail.h>
#include <misc.h>
extern "C" {
#include "host.h"
}

void *initSage(int appID, int nodeID, int width, int height, codec_t codec)
{
        sail *sageInf; // sage sail object

        sageInf = new sail;
        sailConfig sailCfg;
        sailCfg.init("ultragrid.conf");
        sailCfg.setAppName("ultragrid");
        sailCfg.rank = nodeID;
        sailCfg.resX = width;
        sailCfg.resY = height;
        
        sageRect renderImageMap;
        renderImageMap.left = 0.0;
        renderImageMap.right = 1.0;
        renderImageMap.bottom = 0.0;
        renderImageMap.top = 1.0;
        
        sailCfg.imageMap = renderImageMap;
        switch (codec) {
                case DXT1:
                        sailCfg.pixFmt = PIXFMT_DXT;
                        break;
                case RGBA:
                        sailCfg.pixFmt = PIXFMT_8888;
                        break;
                case UYVY:
                        sailCfg.pixFmt = PIXFMT_YUV;
                        break;
                case RGB:
                        sailCfg.pixFmt = PIXFMT_888;
                        break;
        }

        //sailCfg.rowOrd = BOTTOM_TO_TOP;
        sailCfg.rowOrd = TOP_TO_BOTTOM;
        sailCfg.master = true;
        
        sageInf->init(sailCfg);
        
        return sageInf;
}

void sage_shutdown(void * state)
{
    sail *sageInf = (sail *) state;
    sageInf->shutdown();
    // don't try to delete, since it would probably cause crash with current SAGE
    //delete sageInf;
}

void sage_swapBuffer(void *state)
{
    sail *sageInf = (sail *) state;
    sageInf->swapBuffer(SAGE_NON_BLOCKING);

    sageMessage msg;
    if (sageInf->checkMsg(msg, false) > 0) {
        switch (msg.getCode()) {
            case APP_QUIT : { 
                sage::printLog("Ultragrid: QUIT message");
                exit_uv(1);
                break;
            }
        }
    }
}

GLubyte * sage_getBuffer(void *state)
{
        sail *sageInf = (sail *) state;
        return (GLubyte *)sageInf->getBuffer();
}

void sage_delete(void *state)
{
        sail *sageInf = (sail *) state;
        delete sageInf;
}
