nethack-gwaa-kiwi/nethack
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fix grid bug travel bug

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From a bug report, grid bug could travel 1 step diagonally
due to special case code in findtravelpath that did not check grid bug
movement restriction
This commit is contained in:
cohrs
2010-12-30 21:47:06 +00:00
parent 8a5ff16e99
commit 9b1f0899b0
2 changed files with 3 additions and 1 deletions
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doc/fixes34.4
+1
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@@ -392,6 +392,7 @@ writing while blind no longer possible for books, might fail for scrolls
blanking items in pools while blind shouldn't reveal new obj description blanking items in pools while blind shouldn't reveal new obj description
for ones which had been seen before becoming blind for ones which had been seen before becoming blind
avoid infinite loop in topten output when killed by long-named monster avoid infinite loop in topten output when killed by long-named monster
grid bug could move diagonally 1 step using travel command
Platform- and/or Interface-Specific Fixes Platform- and/or Interface-Specific Fixes
src/hack.c
+2 -1
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@@ -789,7 +789,8 @@ findtravelpath(guess)
boolean guess; boolean guess;
{ {
/* if travel to adjacent, reachable location, use normal movement rules */ /* if travel to adjacent, reachable location, use normal movement rules */
if (!guess && context.travel1 && distmin(u.ux, u.uy, u.tx, u.ty) == 1) { if (!guess && context.travel1 && distmin(u.ux, u.uy, u.tx, u.ty) == 1 &&
!(u.ux != u.tx && u.uy != u.ty && NODIAG(u.umonnum))) {
context.run = 0; context.run = 0;
if (test_move(u.ux, u.uy, u.tx-u.ux, u.ty-u.uy, TEST_MOVE)) { if (test_move(u.ux, u.uy, u.tx-u.ux, u.ty-u.uy, TEST_MOVE)) {
u.dx = u.tx-u.ux; u.dx = u.tx-u.ux;