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M_DrawChallengeTile: Fix brief flickers of invalid side caused by interpolation

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toaster 2025-08-14 21:51:05 +01:00
parent bc75a1702e
commit ee76f539e9
1 changed files with 10 additions and 7 deletions
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17
src/k_menudraw.c
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@ -6722,7 +6722,6 @@ static void M_DrawChallengeTile(INT16 i, INT16 j, INT32 x, INT32 y, UINT8 *flash
fixed_t siz, accordion;
UINT16 id, num;
boolean unlockedyet;
boolean categoryside;
id = (i * CHALLENGEGRIDHEIGHT) + j;
num = gamedata->challengegrid[id];
@ -6797,13 +6796,20 @@ static void M_DrawChallengeTile(INT16 i, INT16 j, INT32 x, INT32 y, UINT8 *flash
accordion = FRACUNIT;
if (challengesmenu.extradata[id].flip != 0
boolean categoryside = (challengesmenu.extradata[id].flip == 0);
if (!categoryside // optimised, this is not the true value with anything but instaflip
&& challengesmenu.extradata[id].flip != (TILEFLIP_MAX/2))
{
angle_t bad = (FixedAngle(FixedMul(challengesmenu.extradata[id].flip * FRACUNIT + rendertimefrac, 360*FRACUNIT/TILEFLIP_MAX)) >> ANGLETOFINESHIFT) & FINEMASK;
accordion = FINECOSINE(bad);
fixed_t bad = challengesmenu.extradata[id].flip * FRACUNIT + rendertimefrac;
angle_t worse = (FixedAngle(FixedMul(bad, 360*FRACUNIT/TILEFLIP_MAX)) >> ANGLETOFINESHIFT) & FINEMASK;
accordion = FINECOSINE(worse);
if (accordion < 0)
accordion = -accordion;
// NOW we set it in an interp-friendly way
categoryside = (bad <= FRACUNIT*TILEFLIP_MAX/4
|| bad > (3*FRACUNIT*TILEFLIP_MAX)/4);
}
pat = W_CachePatchName(
@ -6822,9 +6828,6 @@ static void M_DrawChallengeTile(INT16 i, INT16 j, INT32 x, INT32 y, UINT8 *flash
pat = missingpat;
categoryside = (challengesmenu.extradata[id].flip <= TILEFLIP_MAX/4
|| challengesmenu.extradata[id].flip > (3*TILEFLIP_MAX)/4);
#ifdef DEVELOP
if (cv_debugchallenges.value)
{