carsetupscreen.cpp

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/***************************************************************************

    file        : carsetupscreen.cpp
    created     : Wed Aug 21 13:27:34 CET 2013
    copyright   : (C) 2013-2017 Bernhard Wymann
    email       : berniw@bluewin.ch
    version     : $Id$                                  

 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <stdlib.h>
#ifdef WIN32
#include <windows.h>
#endif
#include <tgfclient.h>
#include <car.h>
#include <portability.h>
#include <racescreens.h>
#include <robottools.h>
#include <vector>

static void *scrHandle = NULL;
static void *prevHandle = NULL;

static void* rmCarHandle = NULL;
static tCarPitSetup* rmSetup = NULL;
static char* rmModName = NULL;
static int rmIdx = 0;
static char* rmTrack = NULL;
static char* rmCarName = NULL;
static int rmRaceType = RM_TYPE_PRACTICE;

static void rmSet(void *vp);
static void rmUpdateMM(void *vp);
static void rmUpdateM(void *vp);
static void rmUpdateP(void *vp);
static void rmUpdatePP(void *vp);
static void enableLoadButtons();

class cGuiSetupValue {
    private:
        void* scr;  // screen
        tCarPitSetupValue* v;
        int id; // GUI widget id
        tdble steerincs;
        tdble steerdecs;
        tdble steerincb;
        tdble steerdecb;
        const char* unit;
        const char* format;
    
        void setValue(tdble value)
        {
            if (value > v->max) {
                value = v->max;
            } else if (value < v->min) {
                value = v->min;
            }
            v->value = value;
            value = GfParmSI2Unit(unit, value);
            const int BUFSIZE = 32;
            char buf[BUFSIZE];

            snprintf(buf, BUFSIZE, format, value);
            GfuiEditboxSetString(scr, id, buf);
        }

    public:
        void set()
        {
            const char *val = GfuiEditboxGetString(scr, id);
            tdble value = (tdble) atof(val);
            value = GfParmUnit2SI(unit, value);
            setValue(value);
        }

        void updateMM() { update(steerdecb); }
        void updateM()  { update(steerdecs); }
        void updateP()  { update(steerincs); }
        void updatePP() { update(steerincb); }

        void update(tdble delta)
        {
            if (fabs(v->min - v->max) >= 0.0001f) {
                tdble value = v->value;
                value += delta;
                setValue(value);
            }
        }

        cGuiSetupValue(void* scr, tCarPitSetupValue* v, const char* unit, const char* format, int font, int x, int y, int w, int len):
            scr(scr),
            v(v),
            unit(unit),
            format(format)
        {
            const int BUFSIZE = 256;
            char buf[BUFSIZE];
            int enable = GFUI_ENABLE;

            steerincb = (v->max - v->min)/10.0f;
            steerdecb = -steerincb;
            steerincs = steerincb/10.0f;
            steerdecs = -steerincs;

            // If min == max there is nothing to adjust, so we  disable the fields
            if (fabs(v->min - v->max) < 0.0001f) {
                snprintf(buf, BUFSIZE, "%s", "N/A");
                len = 3;
                enable = GFUI_DISABLE;
            } else {
                snprintf(buf, BUFSIZE, format, GfParmSI2Unit(unit, v->value));
            }

            const int sp = 3;
            const int bw = 10;
            const int minw = 30+4*(bw+sp);
            if (w < minw) w = minw; // Minimal width;

            id = GfuiEditboxCreate(scr, buf, font, x + 2*(bw+sp) + 5, y, w - 4*(bw+sp) - 10, len, this, (tfuiCallback)NULL, rmSet, 5);
            GfuiEnable(scr, id, enable);

            tdble bid;
            bid = GfuiLeanButtonCreate(scr, "-", font, x+bw/2, y, bw, GFUI_ALIGN_HC_VB, 1,
                this, rmUpdateMM, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
            GfuiEnable(scr, bid, enable);

            bid = GfuiLeanButtonCreate(scr, "-", font, x+bw/2+bw+sp, y, bw, GFUI_ALIGN_HC_VB, 1,
                this, rmUpdateM, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
            GfuiEnable(scr, bid, enable);

            bid = GfuiLeanButtonCreate(scr, "+", font, x+w-(bw+sp+bw/2), y, bw, GFUI_ALIGN_HC_VB, 1,
                this, rmUpdateP, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
            GfuiEnable(scr, bid, enable);

            bid = GfuiLeanButtonCreate(scr, "+", font, x+w-bw/2, y, bw, GFUI_ALIGN_HC_VB, 1,
                this, rmUpdatePP, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
            GfuiEnable(scr, bid, enable);
        }
    
};


static void rmSet(void *vp)
{
    cGuiSetupValue* c = static_cast<cGuiSetupValue*>(vp);
    c->set();
}

static void rmUpdateMM(void *vp)
{
    cGuiSetupValue* c = static_cast<cGuiSetupValue*>(vp);
    c->updateMM();
}

static void rmUpdateM(void *vp)
{
    cGuiSetupValue* c = static_cast<cGuiSetupValue*>(vp);
    c->updateM();
}

static void rmUpdateP(void *vp)
{
    cGuiSetupValue* c = static_cast<cGuiSetupValue*>(vp);
    c->updateP();
}

static void rmUpdatePP(void *vp)
{
    cGuiSetupValue* c = static_cast<cGuiSetupValue*>(vp);
    c->updatePP();
}


static void onSave(void *vp)
{
    rtCarPitSetupType* type = (rtCarPitSetupType*)vp;
    void* carhandle = RtLoadOriginalCarSettings(rmCarName);
    if (carhandle == 0) {
        GfError("carhandle NULL in %s, line %d\n", __FILE__, __LINE__);
        return;
    }

    RtSaveCarPitSetup(
        carhandle,
        rmSetup,
        *type,
        rmModName,
        rmIdx,
        rmTrack,
        rmCarName
    );

    GfParmReleaseHandle(carhandle);
    enableLoadButtons();
}


static void onSaveAndExit(void *vp)
{
    rtCarPitSetupType type = (rmRaceType == RM_TYPE_PRACTICE) ? PRACTICE : QUALIFYING;
    void* carhandle = RtLoadOriginalCarSettings(rmCarName);
    if (carhandle == 0) {
        GfError("carhandle NULL in %s, line %d\n", __FILE__, __LINE__);
        return;
    }

    RtSaveCarPitSetup(
        carhandle,
        rmSetup,
        type,
        rmModName,
        rmIdx,
        rmTrack,
        rmCarName
    );

    GfParmReleaseHandle(carhandle);
    if (vp != NULL) {
        GfuiScreenActivate(vp);
    }
}


static std::vector<cGuiSetupValue*> values;

static const char* unitdeg = "deg";
static const char* unitkpa = "kPa";
static const char* unitlbfin = "lbf/in";
static const char* unitmm = "mm";
static const char* unitlbfins = "lbf/in/s";
static const char* unitNm = "N.m";
static const char* unitcms = "cm/s";

static const char* f52 = "%5.2f";
static const char* f43 = "%4.3f";
static const char* d3 = "%3.0f";
static const char* d5 = "%5.0f";

static rtCarPitSetupType setuptype[6] = { PRACTICE, QUALIFYING, RACE, BACKUP1, BACKUP2, BACKUP3};
static const char* setuplabel[6] = { "Practice", "Qualifying", "Race", "Backup 1", "Backup 2", "Backup 3"};
static int loadbuttonid[6];


static void onLoad(void *vp)
{
    rtCarPitSetupType* type = (rtCarPitSetupType*)vp;
    RtLoadCarPitSetup(
        rmCarHandle, 
        rmSetup,
        *type,      
        rmModName,  
        rmIdx,              
        rmTrack,    
        rmCarName,
        false
        );
    
    // Update GUI
    for (std::vector<cGuiSetupValue*>::iterator it = values.begin(); it != values.end(); ++it) {
        (*it)->update(0.0f);
    }
}


// Enable/disable load button depending on file existence
static void enableLoadButtons()
{
    const int n = sizeof(loadbuttonid)/sizeof(loadbuttonid[0]);
    int i;
    for (i = 0; i < n; i++) {
        if (RtCarPitSetupExists(setuptype[i], rmModName, rmIdx, rmTrack, rmCarName)) {
            GfuiEnable(scrHandle, loadbuttonid[i], GFUI_ENABLE);
        } else {
            GfuiEnable(scrHandle, loadbuttonid[i], GFUI_DISABLE);
        }
    }
}


static void onActivate(void *vp)
{
    enableLoadButtons();
}


static void onLoadDefault(void* vp)
{
    if (!RtInitCarPitSetupFromDefault(rmSetup, rmCarName)) {
        GfError("failed to init from default setup in %s, line %d\n", __FILE__, __LINE__);
        return;
    }

    // Update GUI
    for (std::vector<cGuiSetupValue*>::iterator it = values.begin(); it != values.end(); ++it) {
        (*it)->update(0.0f);
    }
}


void *RmCarSetupScreenInit(void *prevMenu, tCarElt *car, tRmInfo* reInfo)
{
    const int BUFSIZE = 1024;
    char buf[BUFSIZE];
    
    prevHandle = prevMenu;
    
    rmCarHandle = car->_carHandle;
    rmSetup = &(car->pitcmd.setup);
    rmModName = car->_modName;
    rmIdx = car->_driverIndex;
    rmTrack = reInfo->track->internalname;
    rmCarName = car->_carName;
    rmRaceType = reInfo->s->raceInfo.type;

    if (scrHandle) {
        GfuiScreenRelease(scrHandle);
        for (std::vector<cGuiSetupValue*>::iterator it = values.begin(); it != values.end(); ++it) {
            delete *it;
        }
        values.clear();
    }
    
    scrHandle = GfuiScreenCreateEx(NULL, NULL, onActivate, NULL, NULL, 1);
    snprintf(buf, BUFSIZE, "Car Setup - %s - %s - %d", rmCarName, rmTrack, rmIdx);
    GfuiLabelCreate(scrHandle, buf, GFUI_FONT_MEDIUM, 320, 460, GFUI_ALIGN_HC_VB, strlen(buf));
    GfuiMenuDefaultKeysAdd(scrHandle);

    static const int x0 = 20;
    static const int y0 = 428;
    static const int dy = -12;
    static const int xoff = 112;
    static const int xoff2 = 40;

    int i;
    static const int font = GFUI_FONT_SMALL_C;
    int col = 0;

    // Suspension/Wheel settings
    GfuiLabelCreate(scrHandle, "Ride height [mm]:", font, x0, y0 + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Camber [deg]:", font, x0, y0 + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Toe [deg]:", font, x0, y0 + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Caster [deg]:", font, x0, y0 + (col++ * dy), GFUI_ALIGN_HL_VB, 0);

    int y = y0 + (4.3f * dy);
    col = 0;
    GfuiLabelCreate(scrHandle, "Spring [lbf/in]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Packers [mm]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Slow bump [lbf/in/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Slow rebound [lbf/in/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Fast bump [lbf/in/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Fast rebound [lbf/in/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Bump threshold [cm/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Rebound threshold [cm/s]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);

    static const char* wheellabel[4] = {"Front right wheel", "Front left wheel", "Rear right wheel", "Rear left wheel"};

    for (i = 0; i < 4; i++) {
        col = 0;
        GfuiLabelCreate(scrHandle, wheellabel[i], font, x0 + xoff*(i+1) + xoff2, y0 - dy, GFUI_ALIGN_HL_VB, 0);
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wheelrideheight[i]), unitmm, d3, font, x0 + xoff*(i+1) + xoff2, y0 + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wheelcamber[i]), unitdeg, f52, font, x0 + xoff*(i+1) + xoff2, y0 + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wheeltoe[i]), unitdeg, f52, font, x0 + xoff*(i+1) + xoff2, y0 + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wheelcaster[i]), unitdeg, f52, font, x0 + xoff*(i+1) + xoff2, y0 + (col++ * dy), 102, 5));

        y = y0 + (4.3f * dy);
        col = 0;    
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspspring[i]), unitlbfin, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->susppackers[i]), unitmm, d3, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspslowbump[i]), unitlbfins, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspslowrebound[i]), unitlbfins, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspfastbump[i]), unitlbfins, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspfastrebound[i]), unitlbfins, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));

        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspbumpthreshold[i]), unitcms, d3, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->suspreboundthreshold[i]), unitcms, d3, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));

    }

    // Steer, brake and axle settings
    y = y0 + 12.7f*dy;
    col = 1;
    GfuiLabelCreate(scrHandle, "Various settings", font, x0 + xoff + xoff2, y, GFUI_ALIGN_HL_VB, 0);

    GfuiLabelCreate(scrHandle, "Steer lock [deg]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Brake front-rear [-]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Brake pressure [kPa]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Front wing [deg]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Rear wing [deg]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    
    col = 1;
    values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->steerLock), unitdeg, f52, font, x0 + xoff + xoff2, y + (col++ * dy), 102, 5));
    values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->brakeRepartition), NULL, f43, font, x0 + xoff + xoff2, y + (col++ * dy), 102, 5));
    values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->brakePressure), unitkpa, d5, font, x0 + xoff + xoff2, y + (col++ * dy), 102, 5));
    values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wingangle[0]), unitdeg, f52, font, x0 + xoff + xoff2, y + (col++ * dy), 102, 5));
    values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->wingangle[1]), unitdeg, f52, font, x0 + xoff + xoff2, y + (col++ * dy), 102, 5));

    col = 1;
    i = 2;
    GfuiLabelCreate(scrHandle, "ARB spring [lbf/in]:", font, x0 + xoff*i + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "3rd spring [lbf/in]:", font, x0 + xoff*i + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "3rd bump [lbf/in/s]:", font, x0 + xoff*i + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "3rd rebound [lbf/in/s]:", font, x0 + xoff*i + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "3rd X0 [mm]:", font, x0 + xoff*i + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    
    static const char* axlelabel[2] = {"Front axle", "Rear axle"};

    int j;
    for (j = 0; j < 2; j++) {
        col = 1;
        i = j + 3;

        GfuiLabelCreate(scrHandle, axlelabel[j], font, x0 + xoff*i + xoff2, y, GFUI_ALIGN_HL_VB, 0);
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->arbspring[j]), unitlbfin, d5, font, x0 + xoff*i + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->thirdspring[j]), unitlbfin, d5, font, x0 + xoff*i + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->thirdbump[j]), unitlbfins, d5, font, x0 + xoff*i + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->thirdrebound[j]), unitlbfins, d5, font, x0 + xoff*i + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->thirdX0[j]), unitmm, d3, font, x0 + xoff*i + xoff2, y + (col++ * dy), 102, 5));
    }

    // Differential and gears
    y = y + 6.5f*dy;
    col = 1;
    GfuiLabelCreate(scrHandle, "Type:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Ratio [-]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Front min bias [-]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Front max bias [-]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Slip bias [-]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Accel locking torque [Nm]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
    GfuiLabelCreate(scrHandle, "Brake locking torque [Nm]:", font, x0, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);

    // enum TDiffType { NONE = 0, SPOOL = 1, FREE = 2, LIMITED_SLIP = 3, VISCOUS_COUPLER = 4};
    static const char* diffPos[3] = {"Front differential", "Rear differential", "Center differential"};
    static const char* diffType[5] = {"None", "Spool", "Free", "1.5 way LSD", "Viscous coupler"};

    for (i = 0; i < 3; i++) {
        col = 0;
        
        GfuiLabelCreate(scrHandle, diffPos[i], font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
        GfuiLabelCreate(scrHandle, diffType[rmSetup->diffType[i]], font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->diffratio[i]), NULL, f43, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->diffmintqbias[i]), NULL, f43, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->diffmaxtqbias[i]), NULL, f43, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->diffslipbias[i]), NULL, f43, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->difflockinginputtq[i]), unitNm, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->difflockinginputbraketq[i]), unitNm, d5, font, x0 + xoff*(i+1) + xoff2, y + (col++ * dy), 102, 5));
    }

    col = 0;
    GfuiLabelCreate(scrHandle, "Gearbox ratios", font, x0 + xoff*4 + xoff2, y + (col++ * dy), GFUI_ALIGN_HL_VB, 0);

    for (i = 0; i < 8; i++) {
        snprintf(buf, BUFSIZE, "%d:", i + 1);
        GfuiLabelCreate(scrHandle, buf, font, x0 + xoff*4 + xoff2, y + (col * dy), GFUI_ALIGN_HL_VB, 0);
        values.push_back(new cGuiSetupValue(scrHandle, &(rmSetup->gearsratio[i]), NULL, f43, font, x0 + xoff*4 + xoff2 + 12, y + (col++ * dy), 90, 5));
    }

    // Save buttons
    y = y0 + 27.8f*dy;
    const int buttonwidth = 102;
    int x = buttonwidth/2 + x0;

    GfuiLabelCreate(scrHandle, "Save setup:", font, x0, y, GFUI_ALIGN_HL_VB, 0);
    
    for (j = 0; j < 6; j++) {
        GfuiLeanButtonCreate(scrHandle, setuplabel[j], font, x, y + (dy*(j+1)), buttonwidth, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
            (void*) &setuptype[j], onSave, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
    }   

    // Load buttons
    GfuiLabelCreate(scrHandle, "Load setup:", font, x0 + xoff + xoff2, y, GFUI_ALIGN_HL_VB, 0);
    for (j = 0; j < 6; j++) {
        loadbuttonid[j] = GfuiLeanButtonCreate(scrHandle, setuplabel[j], font, x + xoff + xoff2, y + (dy*(j+1)), buttonwidth, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
            (void*) &setuptype[j], onLoad, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
    }   

    // Reload original car setup
    GfuiLeanButtonCreate(scrHandle, "Car default", font, x + xoff + xoff2, y + (dy*7), buttonwidth, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
        NULL, onLoadDefault, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);


    // Exit/Exit and save buttons
    //GfuiButtonCreate(scrHandle, "Leave without saving", GFUI_FONT_MEDIUM, 447, 52, 306, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
    //  prevMenu, GfuiScreenActivate, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);

    const char* savebuttontext;
    if (rmRaceType == RM_TYPE_PRACTICE) {
        savebuttontext = "Save practice setup and leave";
    } else {
        savebuttontext = "Save qualifying setup and leave";
    }
    GfuiButtonCreate(scrHandle, savebuttontext, GFUI_FONT_MEDIUM, 447, 28, 306, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
        prevMenu, onSaveAndExit, NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
        
    return scrHandle;
}