// m32 script editor extensions.
// to load, enter "include samples/a" (without quotes) in the console
// or into a file named m32_autoexec.cfg for automatic loading on startup.
// to enable all events, "enableevents all"

////////// USER SETTINGS //////////

// settings for the tweaking of Polymer pr_override*-variables with the keypad keys
define MINPARALLAXSCALE -10  // minimum pr_parallaxscale value
define MAXPARALLAXSCALE 10
define MINPARALLAXBIAS -10
define MAXPARALLAXBIAS 10
define PSCALESTEPS 1000  // 0..1 is mapped to 0..PSCALESTEPS
define PBIASSTEPS 1000

define MINSPECULARPOWER -10
define MAXSPECULARPOWER 1000
define MINSPECULARFACTOR -10
define MAXSPECULARFACTOR 1000
define SPOWERSTEPS 100
define SFACTORSTEPS 100

////////// END USER SETTINGS //////////


include names.h

// flag 1: per-block (top-level, event, or state) variable
gamevar i 0 1
gamevar j 0 1
gamevar k 0 1

gamevar p 0 1
gamevar r 0 1

gamevar x 0 0
gamevar y 0 0
gamevar z 0 0

gamevar dx 0 0
gamevar dy 0 0
gamevar dz 0 0
gamevar dang 0 0

gamevar tmp 0 0
gamevar cnt 0 0

gamevar davr 65536 0
gamevar dayx 65536 0

gamevar drawcol 9 0


define TQUOTE 0
definequote TQUOTE  >>> write on me! <<<

//light       
define LIGHTQUOTE 1
//                                  x  y  z       r  g  b                mins maxs
definequote LIGHTQUOTE light  %d   %d %d %d  %d  %d %d %d   %d %d %d %d   %d %d   %d %d
//                            sec          range       radius fade ang horiz    prio tile


// Corruption checker
definequote 19 PANIC!!! SECTOR OR WALL LIMIT EXCEEDED!!!
definequote 20 SECTOR[%d].WALLPTR=%d out of range: numwalls=%d!!!
definequote 21 SECTOR[%d].WALLPTR=%d inconsistent, expected %d!!!
definequote 22 SECTOR[%d]: wallptr+wallnum=%d out of range: numwalls=%d!!!
definequote 23 WALL[%d].POINT2=%d out of range: sector[%d].wallptr=%d, endwall=%d!!!
definequote 24 WALL[%d].NEXTWALL=%d out of range: numwalls=%d!!!
definequote 25 WALL[%d].NEXTSECTOR=%d out of range: numsectors=%d!!!

define PRSCALE 1000
define MAXSPECULAR 100000

gamearray ar 128
gamearray parm 8

// prints out maphack light definitions based on SE lights in map
defstate printlights
    var flags

    print "--PRLIGHTS--"
    for i allsprites, ifactor SECTOREFFECTOR, ifge .lotag 49, ifle .lotag 50
    {
        ife .lotag 50
        {
            set j 128, sub j .shade, shiftl j 1
            set k j, mul k 3, div k 4
        }
        else
        {
            set j 0, set k 0
        }

        set flags 0
        ifand .cstat 2
        {
            ifand .cstat 512
                set flags 4
            else
                set flags 2
        }
        //                                            range     r   g   b
        qsprintf TQUOTE LIGHTQUOTE .sectnum .x .y .z .hitag .xvel .yvel .zvel
                                   j k    .ang .extra .xoffset .yoffset flags .owner
        //                    radius fade      horiz  minshade maxshade prio  tile
        print TQUOTE
    }
    print "--ENDPRLIGHTS--"
ends

// convenient polymer SE light manipulation with keypad keys
// when aiming at light SE (49 or 50):
//  KP 4,5,6,8: angle/horiz
//  KP 7,9: range
//  KP+/-: radius
//  KP 1,2,3: RGB color (Shift inverts)
//
// when aiming at wall or sector:
//  Ctrl-Shift-KP/ enable/disable parallax override
//  Ctrl-Shift-KP* enable/disable bias override
// when overrides are on:
//  KP 5,8: parallaxscale
//  KP 4,6: parallaxbias
//  KP /,*: specularfactor
//  KP 7,9: specularpower
//
// Also try Shift and/or Ctrl modifiers for different increments
defstate fiddlewithlights
    var minval maxval

    ifaimingsprite nullop else
    {
        ifeitheralt ifhitkey KEY_gSLASH 
        {
            xor pr_overrideparallax 1, and pr_overrideparallax 1
            ife pr_overrideparallax 1
                quote "OVERRIDE POLYMER PARALLAX: ON"
            else
                quote "OVERRIDE POLYMER PARALLAX: OFF"
        }
        else ifeitheralt ifhitkey KEY_gSTAR
        {
            xor pr_overridespecular 1, and pr_overridespecular 1
            ife pr_overridespecular 1
                quote "OVERRIDE POLYMER SPECULAR: ON"
            else
                quote "OVERRIDE POLYMER SPECULAR: OFF"
        }
    }

    // if aiming at sector or wall
    ifaimingsprite nullop
    else ifn pr_overrideparallax 0
    {
        set j 0 set k 0

        ifhitkey KEY_KP5 set j -1, ifhitkey KEY_KP8 set j 1
        ifn j 0 set k 1

        ifhitkey KEY_KP4 set j -1, ifhitkey KEY_KP6 set j 1
        ife k 0 ifn j 0 set k 2

        ifeithershift mul j 10
        ifeitherctrl mul j 10

        switch k
        case 0: break;
        case 1:
        {
            set k pr_parallaxscale
            ftoi k PSCALESTEPS  // must convert to scaled integer, maps 0..1 to 0..PARALLAXSTEPS
            set minval MINPARALLAXSCALE, mul minval PSCALESTEPS
            set maxval MAXPARALLAXSCALE, mul maxval PSCALESTEPS
            add k j, al k, clamp k minval maxval, al k
            itof k PSCALESTEPS  // convert back
            qsprintf TQUOTE "PARALLAX SCALE: %f" k, quote TQUOTE
            set pr_parallaxscale k
            break;
        }
        case 2:
        {
            set k pr_parallaxbias
            ftoi k PBIASSTEPS
            set minval MINPARALLAXBIAS, mul minval PBIASSTEPS
            set maxval MAXPARALLAXBIAS, mul maxval PBIASSTEPS
            add k j, clamp k minval maxval
            itof k PBIASSTEPS
            qsprintf TQUOTE "PARALLAX BIAS: %f" k, quote TQUOTE
            set pr_parallaxbias k
            break;
        }
        endswitch
    }

    // if aiming at sector or wall
    ifaimingsprite nullop
    else ifn pr_overridespecular 0
    {
        set j 0 set k 0

        ifhitkey KEY_gSLASH set j -1, ifhitkey KEY_gSTAR set j 1
        ifn j 0 set k 3

        ifhitkey KEY_KP7 set j -1, ifhitkey KEY_KP9 set j 1
        ife k 0 ifn j 0 set k 4

        ifeithershift mul j 10
        ifeitherctrl mul j 10

        switch k
        case 0: break;
        case 3:
        {
            set k pr_specularfactor
            ftoi k SFACTORSTEPS
            set minval MINSPECULARFACTOR, mul minval SFACTORSTEPS
            set maxval MAXSPECULARFACTOR, mul maxval SFACTORSTEPS
            add k j, clamp k minval maxval
            itof k SFACTORSTEPS
            qsprintf TQUOTE "SPECULAR FACTOR: %f" k, quote TQUOTE
            set pr_specularfactor k
            break;
        }
        case 4:
        {
            set k pr_specularpower
            ftoi k SPOWERSTEPS
            set minval MINSPECULARPOWER, mul minval SPOWERSTEPS
            set maxval MAXSPECULARPOWER, mul maxval SPOWERSTEPS
            add k j, clamp k minval maxval
            itof k SPOWERSTEPS
            qsprintf TQUOTE "SPECULAR POWER: %f" k, quote TQUOTE
            set pr_specularpower k
            break;
        }
        endswitch
    }


    // if aiming at a sprite that's not a Polymer light
    ifaimingsprite set k 1 else set k 0

    ife k 1 ife sprite[searchwall].picnum SECTOREFFECTOR
    ifge sprite[searchwall].lotag 49 ifle sprite[searchwall].lotag 50
    set k 0

    ife k 1
    {
        seti searchwall

        // [xyz]vel / owner
        ifeitheralt
        {
            ifhitkey KEY_KP1
            {
                getnumber256 .xvel "XVEL: " 0
                getnumber256 .yvel "YVEL: " 0
                getnumber256 .zvel "ZVEL: " 0
            }
            else ifhitkey KEY_KP2
            {
                getnumber256 .owner "OWNER: " 0
                ifl .owner 0 set .owner -1
            }
        }
    }


    // if aiming at an SE with lotag 49 or 50 (Polymer light)
    ifaimingsprite ife sprite[searchwall].picnum SECTOREFFECTOR
    ifge sprite[searchwall].lotag 49 ifle sprite[searchwall].lotag 50
    {
        set i searchwall, seti i  // set current sprite = targeted sprite

        ife .lotag 50
        {
            // horiz
            ifeithershift set j 1 else set j 10
            ifhitkey KEY_gUP add .extra j
            else ifhitkey KEY_gKP5 sub .extra j
            clamp .extra -500 500

            // angle
            set j 128
            ifeitherctrl set j 4
            ifeithershift { ifeitherctrl set j 1 else set j 32 }
            ifhitkey KEY_gLEFT sub .ang j
            else ifhitkey KEY_gRIGHT add .ang j

            // radius
            ifeitherctrl
            {
                ifholdkey KEY_gMINUS add .shade 9
                else ifholdkey KEY_gPLUS sub .shade 9

                clamp .shade -118 117
            }
        }

        // range
        ifeithershift set j 10
        else ifeitherctrl set j 1000
        else set j 100
        ifhitkey KEY_KP9 add .hitag j
        else ifhitkey KEY_KP7 sub .hitag j
        clamp .hitag 0 16000

        // min/max shade
        ifeithershift set j -1 else set j 1
        ifeitherctrl
        {
            ifhitkey KEY_gSLASH
            {
                set .xoffset 0
                set .yoffset 0
                quote "Reset X and Y OFFSET (min/max shade) to 0"
            }
        }
        else
        {
            set k 0
            ifhitkey KEY_gSLASH { add .xoffset j, set k 1 }
            else ifhitkey KEY_gSTAR { add .yoffset j, set k 1 }

            ife k 1
            {
                qsprintf TQUOTE "XY OFFSET (min/max shade): %d %d" .xoffset .yoffset
                quote TQUOTE
            }
        }

        // color/picnum
        ifeitheralt
        {
            ifhitkey KEY_KP1
            {
                getnumber256 .xvel "XVEL (red): " 255
                getnumber256 .yvel "YVEL (green): " 255
                getnumber256 .zvel "ZVEL (blue): " 255
            }
            else ifhitkey KEY_KP2
            {
                getnumber256 .owner "OWNER (projection picnum): " -MAXTILES
                ifl .owner 0 set .owner -1
            }
        }
        else
        {
            ifeitherctrl set j 1 else set j 10
            ifeithershift inv j

            set k 0
            ifhitkey KEY_KP1 { add .xvel j, set k 1 }
            ifhitkey KEY_KP2 { add .yvel j, set k 1 }
            ifhitkey KEY_KP3 { add .zvel j, set k 1 }

            ife k 1
            {
                clamp .xvel 1 255
                clamp .yvel 1 255
                clamp .zvel 1 255

                qsprintf TQUOTE "XYZ VEL (RGB color): %d %d %d" .xvel .yvel .zvel
                quote TQUOTE
            }
        }
    }
ends

// rotate highlighted sprites around selected (closest to mouse) sprite
// global parameter: dang
defstate rotselspr
    ifg highlightcnt 0
    ifge pointhighlight 16384, ifl pointhighlight 32768
    {
        ife dang 0 return

        set p pointhighlight, and p 16383

        add sprite[p].ang dang

        for i selsprites, ifn i p
        {
            rotatepoint sprite[p].x sprite[p].y .x .y dang (x y)
            add .ang dang
            bsetsprite I x y .z
        }
    }
ends

onevent EVENT_PREKEYS2D
//    state testkeyavail

    set j 0
    ifeitherctrl
    {
        ifhitkey KEY_COMMA set j -1
        ifhitkey KEY_PERIOD set j 1
    }

    ifn j 0
    {
        mul j 512
        set dang j
        state rotselspr
    }
endevent

onevent EVENT_PREKEYS3D
//    state testkeyavail
    state fiddlewithlights
endevent

defstate setas
    set j dayx
    mul j ydim  mul j 8
    div j xdim  div j 5
    setaspect davr j
ends

onevent EVENT_ENTER3DMODE
    state setas
endevent

defstate cmp_by_lotag  // comparator subroutine for sorting
    set RETURN sprite[SV2].lotag
    sub RETURN sprite[SV1].lotag
ends

onevent EVENT_DRAW2DSCREEN
    ifl cursectnum 0 return

    // connect LOCATORS in a sector by lines
    getarraysize ar tmp
    set j 0
    for i spritesofsector cursectnum
    {
        ifge j tmp nullop else
        ifactor LOCATORS
        {
            set ar[j] i
            add j 1
        }
    }

    set tmp j
    sort ar tmp cmp_by_lotag

    sub tmp 1
    for i range tmp
    {
        set j ar[i]
        set k i, add k 1, set k ar[k]
        drawline16b sprite[j].x sprite[j].y sprite[k].x sprite[k].y drawcol
    }

////////// polymer light 2d projections //////////
    var c d h r x2 y2 oldpat

    array xx 2
    array yy 2

    set oldpat drawlinepat
    set drawlinepat 0x11111111
    for i spritesofsector cursectnum
    {
        ifactor SECTOREFFECTOR
        {
            ife .lotag 49  // point light
            {
                set d .hitag  // light distance
                mul d d, mul d 2, sqrt d d, div d 2

                getclosestcol .xvel .yvel .zvel c  // light color
                inv c

                set x .x, set x2 .x, set y .y, set y2 .y
                add x d, add y d, sub x2 d, sub y2 d
                drawline16b x y x2 y2 c

                set x .x, set x2 .x, set y .y, set y2 .y
                add x d, sub y d, sub x2 d, add y2 d
                drawline16b x y x2 y2 c

                drawcircle16b .x .y .hitag c
            }
            else ife .lotag 50  // spot light
            {
                set d .hitag  // light distance
                and d 65535
                set r 128, sub r .shade, shiftl r 1  // light cone radius (BUILD angles)
                getclosestcol .xvel .yvel .zvel c  // light color
                inv c

                set x .x, set y .y, add x d
                rotatepoint .x .y x y .ang x y

                set h .extra  // horiz
                sub h 100
                set tmp h, mul tmp tmp, add tmp 40000
                sqrt tmp tmp
                divscale h 200 tmp 15  // h: horizontal distance fraction

                set dx .x, sub dx x
                set dy .y, sub dy y
                set tmp 32768, sub tmp h
                mulscale dx dx tmp 15
                mulscale dy dy tmp 15

                set tmp 0, sub tmp r
                rotatepoint .x .y x y tmp xx[0] yy[0]
                set tmp 0, add tmp r
                rotatepoint .x .y x y tmp xx[1] yy[1]

                add xx[0] dx, add yy[0] dy
                add xx[1] dx, add yy[1] dy

                drawline16b .x .y xx[0] yy[0] c
                drawline16b .x .y xx[1] yy[1] c
            }
        }
    }
    set drawlinepat oldpat
endevent

// LOCATORS auto-incrementer
onevent EVENT_INSERTSPRITE2D
    set k I
    set j -1
    for i spritesofsector .sectnum
    {
        ifn i k, ifactor LOCATORS, ifg .lotag j
            set j .lotag
    }
    ifg j -1
    {
        add j 1
        set .lotag j
    }
endevent


//////////////////// SPRITE DUPLICATORS ////////////////////

defstate transcnt
    ifle cnt 0 { inv cnt, add cnt 128 }
ends

define DUP_ROT_MAGIC 123

// duplicates and rotates selected sprites around
// pivot sprite with fields
//  .extra=123 (magic)
//  .ang: angle delta
//  .yrepeat*32: z delta (positive if pal!=0, i.e. going down)
//  .shade: count (-128 to 0 -> 255 to 128)
defstate duprot
    ifaimingsprite nullop else return
    ifn sprite[searchwall].extra DUP_ROT_MAGIC return

    set p searchwall  // pivot sprite
    set cnt sprite[p].shade, state transcnt

    set sprite[p].extra -1

    for i range cnt
    {
        for j selsprites, ifn j p
        {
            dupsprite j  // duplicate sprite j, I becomes index of newly created sprite

            set dang i, add dang 1, mul dang sprite[p].ang
            rotatepoint sprite[p].x sprite[p].y .x .y dang (x y)
            add .ang dang

            set z i, add z 1, mul z sprite[p].yrepeat, shiftl z 5
            ife sprite[p].pal 0, inv z
            add z .z

            bsetsprite I x y z
        }
    }
ends

// same as above but with tsprite[], as a kind of preview
defstate tduprot
    ifaimingsprite nullop else return
    ifn sprite[searchwall].extra DUP_ROT_MAGIC return

    set p searchwall  // pivot sprite
    set cnt sprite[p].shade, state transcnt

    for i range cnt
    {
        for j selsprites, ifn j p
        {
            set k spritesortcnt
            tdupsprite j

            set dang i, add dang 1, mul dang sprite[p].ang
            rotatepoint sprite[p].x sprite[p].y tsprite[k].x tsprite[k].y dang (x y)
            add tsprite[k].ang dang

            set z i, add z 1, mul z sprite[p].yrepeat, shiftl z 5
            ife sprite[p].pal 0 inv z
            add z tsprite[k].z

            set tsprite[k].x x
            set tsprite[k].y y
            set tsprite[k].z z

            or tsprite[k].cstat 514
        }
    }
ends

define DUP_LIN_MAGIC 234
define DUP_LIN_MAGIC2 345

// duplicates and translates selected sprites in the direction between two
// reference sprites with fields
//  .extra=234 (1st sprite), =345 (2nd, aimed at sprite)
//  .shade: count (-128 to 0 -> 255 to 128)
defstate duplin
    ifaimingsprite nullop else return
    ifn sprite[searchwall].extra DUP_LIN_MAGIC2 return

    set r searchwall  // 2nd reference point

    set cnt sprite[r].shade, state transcnt

    set p -1  // 1st reference point
    for i selsprites, ifn i r
    {
        ife .extra DUP_LIN_MAGIC { set p i, break }
    }
    ifl p 0 return

    set sprite[p].extra -1
    set sprite[r].extra -1

    set dx sprite[r].x, sub dx sprite[p].x
    set dy sprite[r].y, sub dy sprite[p].y
    set dz sprite[r].z, sub dz sprite[p].z

    for i range cnt
    {
        for j selsprites, ifn j r
        {
            dupsprite j

            set x i, add x 1, mul x dx, add x .x
            set y i, add y 1, mul y dy, add y .y
            set z i, add z 1, mul z dz, add z .z
            bsetsprite I x y z
        }
    }
ends

defstate tduplin
    ifaimingsprite nullop else return
    ifn sprite[searchwall].extra DUP_LIN_MAGIC2 return

    set r searchwall  // 2nd reference point

    set cnt sprite[r].shade, state transcnt

    set p -1  // 1st reference point
    for i selsprites, ifn i r
    {
        ife .extra DUP_LIN_MAGIC { set p i, break }
    }
    ifl p 0 return

    set dx sprite[r].x, sub dx sprite[p].x
    set dy sprite[r].y, sub dy sprite[p].y
    set dz sprite[r].z, sub dz sprite[p].z

    for i range cnt
    {
        for j selsprites, ifn j r
        {
            set k spritesortcnt
            tdupsprite j

            set tmp i, add tmp 1, mul tmp dx
            add tsprite[k].x tmp
            set tmp i, add tmp 1, mul tmp dy
            add tsprite[k].y tmp
            set tmp i, add tmp 1, mul tmp dz
            add tsprite[k].z tmp

            or tsprite[k].cstat 514
//            bsetsprite I x y z
        }
    }
ends

onevent EVENT_ANALYZESPRITES
    state tduprot
    state tduplin
endevent

onevent EVENT_KEYS3D
    var l m

    // door sound tester
    ifaimingwall
    ifholdkey KEY_SPACE
    {
        set k wall[searchwall].nextsector
        ifl k 0 set k searchsector

        ife sector[k].lotag 0 return

        for i spritesofsector k
        {
            ifactor MUSICANDSFX
            ifge .lotag 0 ifl .lotag MAXSOUNDS
            {
                getsoundflags .lotag m
                ifand m 1 nullop else soundonce .lotag
            }
        }
    }

    // swinging doors tester -- hit space on a door wall
    ifaimingwall
    ifhitkey KEY_SPACE  // SE11 ST23 up:ccw
    {
        set k wall[searchwall].nextsector
        ifl k 0 return
        ifn sector[k].lotag 23 return
        set tmp 0
        for i loopofwall searchwall
        {
            ifl wall[i].nextsector 0 set tmp 1 else
            ifn wall[i].nextsector k set tmp 1
        }
// a weaker condition
//        for i loopofwall wall[searchwall].nextwall
//        {
//            ifl wall[i].nextsector 0 set tmp 1 else
//            ifn wall[i].nextsector searchsector set tmp 1
//        }
        ifn tmp 0
        {
            quote "door sector not an island sector!"
            return
        }

        set l -1
        for i spritesofsector k
        {
            ifactor SECTOREFFECTOR ife sprite[i].lotag 11
            {
                set l i
                ifn sprite[i].ang 512 ifn sprite[i].ang 1024 ifn sprite[i].ang 1536 set l -1
            }
        }
        ifl l 0
        {
            quote "door sector has no SE sprite!"
            return
        }

        for tmp wallsofsector k
        {
            rotatepoint (sprite[l].x sprite[l].y) (wall[tmp].x wall[tmp].y) sprite[l].ang (i j)
            dragpoint tmp i j
        }
        for tmp spritesofsector k
        {
            ifn tmp l
            {
                rotatepoint (sprite[l].x sprite[l].y) (sprite[tmp].x sprite[tmp].y) sprite[l].ang (i j)
                bsetsprite tmp i j sprite[tmp].z
            }
        }
        inv sprite[l].ang
    }

    // teleporter -- works on SE7 and SE17 (elevator)
    ifaimingsprite
    ifhitkey KEY_SPACE
    {
        ife sprite[searchwall].picnum SECTOREFFECTOR
        {
            set tmp 0
            ife sprite[searchwall].lotag 7 set tmp 1
            ife sprite[searchwall].lotag 17 set tmp 1
            ife tmp 0 return

            for i allsprites
            {
                ifn i searchwall, ifactor SECTOREFFECTOR, ife sprite[i].lotag sprite[searchwall].lotag
                ife sprite[i].hitag sprite[searchwall].hitag
                {
                    add posx sprite[i].x, sub posx sprite[searchwall].x
                    add posy sprite[i].y, sub posy sprite[searchwall].y
                    add posz sprite[i].z, sub posz sprite[searchwall].z

                    updatecursectnum

                    return
                }
            }
        }
        else ife sprite[searchwall].extra DUP_ROT_MAGIC
        {
            state duprot
        }
        else ife sprite[searchwall].extra DUP_LIN_MAGIC2
        {
            state duplin
        }
    }

    ifholdkey KEY_0
    //    ife 0 1
    {
        ifeithershift sub davr 512 else add davr 512
        ifl davr 32768 set davr 32768
        ifg davr 256000 set davr 256000
        setaspect davr yxaspect
        qsprintf TQUOTE "ASPECT: VR=%d, YX=%d" davr yxaspect
        quote TQUOTE
    }
endevent

defstate replacestuff
    for i spritesofsector searchsector
//        ife sprite[i].picnum AMMO set sprite[i].picnum BATTERYAMMO
        ifactor parm[0] cactor parm[1]
ends

defstate convlights  // convert (0,0,0) lights to (255,255,255)-ones
	for i allsprites ifactor 1 ifge .lotag 49 ifle .lotag 50 ife .xvel 0 ife .yvel 0 ife .zvel 0
        { set .xvel 255 set .yvel 255 set .zvel 255 }
ends

defstate resetallws  // reset all sprites and walls to default repeat/panning
    for i allsprites
	{
		set .xrepeat 64
        set .yrepeat 64
	}
    for i allwalls
	{
		set wall[i].cstat 0
		set wall[i].xpanning 0
		set wall[i].ypanning 0
		set wall[i].yrepeat 8
		fixrepeats i
	}
ends

defstate js  // jump to current sprite
    set posx .x
    set posy .y
    set posz .z
    updatecursectnum
ends

defstate jumptosec  // (tmp)
    ifge tmp 0 ifl tmp numsectors nullop else return
    set j sector[tmp].wallptr
    set posx wall[j].x
    set posy wall[j].y
    updatecursectnum
ends

// Map corruption checker

defstate corruptchk
    var ewall
    var endwall

    ifle numsectors MAXSECTORS ifle numwalls MAXWALLS nullop else
    { quote 19 printmessage16 19 return }

    set ewall 0  // expected wall index
    for i allsectors
    {
        set k 1
        ifge sector[i].wallptr 0 ifl sector[i].wallptr numwalls nullop else
        {
            qsprintf TQUOTE 20 i sector[i].wallptr numwalls
            quote TQUOTE printmessage16 TQUOTE
            set k 0
        }
        ifn ewall sector[i].wallptr
        {
			qsprintf TQUOTE 21 i sector[i].wallptr ewall
            quote TQUOTE printmessage16 TQUOTE
            set ewall sector[i].wallptr
        }
        add ewall sector[i].wallnum

        set endwall sector[i].wallptr  add endwall sector[i].wallnum
        ifg endwall numwalls
        {
            qsprintf TQUOTE 22 i endwall numwalls
            quote TQUOTE printmessage16 TQUOTE
            set k 0
        }

        ifn k 0
        {
			for j wallsofsector i
			{
				ifge wall[j].point2 sector[i].wallptr  ifl wall[i].point2 endwall nullop else
                {
                    qsprintf TQUOTE 23 j wall[j].point2 i sector[i].wallptr endwall
				    quote TQUOTE printmessage16 TQUOTE
                }

                ifge wall[i].nextwall numwalls
				{
					qsprintf TQUOTE 24 j wall[j].nextwall numwalls
				    quote TQUOTE printmessage16 TQUOTE
				}

                ifge wall[i].nextsector numsectors
				{
					qsprintf TQUOTE 25 j wall[j].nextsector numsectors
				    quote TQUOTE printmessage16 TQUOTE
				}
			}
        }
    }
ends