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#"standard.h"
/*
* draws a hex, up and to the right of origin
* hex is 128 tall and 112 wide
*/
hex(s) {
step(64,0)
step(32,56)
step(-32,56)
step(-64,0)
step(-32,-56)
step(32,-56)
s
}
jitter { 0 | 8 | -8 | 16 | -16 | 32 | 48 | 64 | 52 | 0 }
even(x) {
eq(x,mul(2,div(x,2)))
}
odd(x) {
eq(1,even(x)) ? 0 : 1
}
/*
* hexes - draw a field of hexes, w-wide and h-tall
*/
hexes(w, h, s) {
set("hexes", 1)
!hexes
forXY(w,h,
-- per row
^hexes
movestep(96,mul(get("hexes"), 56)) -- vertical spacing
set("hexes", mul(-1, get("hexes")))
!hexes
,
-- per cell
hex(s)
movestep(0,112) -- horizontal spacing
)
}
halfhex {
step(128,0)
step(-32,56)
step(-64,0)
step(-32,-56)
rightsector(0, 256, 200)
}
caphex {
step(0,112)
step(-32,-56)
step(32,-56)
rightsector(0, 256, 200)
}
cornerhex {
step(0,56)
step(-32,0)
step(32,-56)
rightsector(0, 256, 200)
}
cornerhexNE {
step(32,0)
step(0,56)
step(-32,-56)
rightsector(0, 256, 200)
}
texrules {
autotex("C", 0, 0, 0, "F_SKY1")
autotex("F", 0, 0, 0, "MFLR8_2")
autotex("F", 0, 984, 0, "SLIME01")
autotex("F", 0,-1015, 0, "FLAT5_7")
autotex("N", 0, 0, 0, "TANROCK5")
autotex("L", 0, 0, 0, "TANROCK5")
}
main {
texrules
autotexall
!start
hexes(16,32,rightsector(jitter, 256, 200))
^start
squarehexes(16,32)
boxedhexes(16,32)
movestep(96,128)
thing
!start
hexes(16,32,rightsector(div(simplex(x,y),15625), 256, 200))
^start
squarehexes(16,32)
boxedhexes(16,32)
}
/*
* a box border (width 64) around a (pre-drawn) field of hexes
* each hex adds 96 (128- overlap 32) height to the base 128
*/
boxedhexes(w,h) {
!boxedhexes
-- left
movestep(-96,-64)
box(128,256,200, add(128 /* border */, add(128, mul(sub(h,1), 96))), 64)
-- top
movestep(add(64, add(128, mul(sub(h,1), 96))), 64)
box(128,256,200, 64, add(56,mul(w,112)))
-- bottom
^boxedhexes
movestep(-96,0)
box(128,256,200, 64, add(56,mul(w,112)))
-- right
^boxedhexes
movestep(-96,add(56,mul(w,112)))
box(128,256,200, add(128 /* border */, add(128, mul(sub(h,1), 96))), 64)
}
/*
* a squared-off border around (existing) hexes
* XXX: vary width to get back to 64 grid?
* XXX: 1,1 looks odd
*/
squarehexes(w,h) {
!squarehexes
-- left-hand side
movestep(64,0)
for(1,div(h,2),
halfhex
movestep(192,0)
)
-- top
{odd(h) ? {
cornerhexNE
movestep(32,56)
for(1,w,
caphex
movestep(0,112)
)
} : {
movestep(-64,0)
for(1,w,
caphex
movestep(0,112)
)
cornerhex
movestep(-96,56)
}}
-- right-hand side
turnaround
for(1, even(h) ? div(h,2) : add(1,div(h,2)),
halfhex
movestep(192,0)
)
-- bottom
movestep(-64,0)
for(1,w,
caphex
movestep(0,112)
)
cornerhex
turnaround
movestep(32,-56) -- back to where we started
}
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