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Merge branch 'po-slide-fixes' into 'next' 

Improvements to polyobjects carrying things

See merge request STJr/SRB2!772
This commit is contained in:
MascaraSnake 2020-02-15 06:24:45 -05:00
parent fff638f46a a63e9fe002
commit 9bf0cfda5c
2 changed files with 35 additions and 21 deletions
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52
src/p_polyobj.c
View File

@ -1001,15 +1001,35 @@ static void Polyobj_pushThing(polyobj_t *po, line_t *line, mobj_t *mo)
//
static void Polyobj_slideThing(mobj_t *mo, fixed_t dx, fixed_t dy)
{
if (mo->player) { // Do something similar to conveyor movement. -Red
mo->player->cmomx += dx;
mo->player->cmomy += dy;
if (mo->player) { // Finally this doesn't suck eggs -fickle
fixed_t cdx, cdy;
dx = FixedMul(dx, CARRYFACTOR);
dy = FixedMul(dy, CARRYFACTOR);
cdx = FixedMul(dx, FRACUNIT-CARRYFACTOR);
cdy = FixedMul(dy, FRACUNIT-CARRYFACTOR);
mo->player->cmomx -= dx;
mo->player->cmomy -= dy;
if (mo->player->onconveyor == 1)
{
mo->momx += cdx;
mo->momy += cdy;
// Multiple slides in the same tic, somehow
mo->player->cmomx += cdx;
mo->player->cmomy += cdy;
}
else
{
if (mo->player->onconveyor == 3)
{
mo->momx += cdx - mo->player->cmomx;
mo->momy += cdy - mo->player->cmomy;
}
mo->player->cmomx = cdx;
mo->player->cmomy = cdy;
}
dx = FixedMul(dx, FRACUNIT - mo->friction);
dy = FixedMul(dy, FRACUNIT - mo->friction);
if (mo->player->pflags & PF_SPINNING && (mo->player->rmomx || mo->player->rmomy) && !(mo->player->pflags & PF_STARTDASH)) {
#define SPINMULT 5184 // Consider this a substitute for properly calculating FRACUNIT-friction. I'm tired. -Red
@ -1282,7 +1302,8 @@ static void Polyobj_rotateThings(polyobj_t *po, vertex_t origin, angle_t delta,
{
static INT32 pomovecount = 10000;
INT32 x, y;
angle_t deltafine = delta >> ANGLETOFINESHIFT;
angle_t deltafine = (((po->angle + delta) >> ANGLETOFINESHIFT) - (po->angle >> ANGLETOFINESHIFT)) & FINEMASK;
// This fineshift trickery replaces the old delta>>ANGLETOFINESHIFT; doing it this way avoids loss of precision causing objects to slide off -fickle
pomovecount++;
@ -1334,19 +1355,10 @@ static void Polyobj_rotateThings(polyobj_t *po, vertex_t origin, angle_t delta,
oldxoff = mo->x-origin.x;
oldyoff = mo->y-origin.y;
if (mo->player) // Hack to fix players sliding off of spinning polys -Red
{
fixed_t temp;
newxoff = FixedMul(oldxoff, c)-FixedMul(oldyoff, s) - oldxoff;
newyoff = FixedMul(oldyoff, c)+FixedMul(oldxoff, s) - oldyoff;
temp = FixedMul(oldxoff, c)-FixedMul(oldyoff, s);
oldyoff = FixedMul(oldyoff, c)+FixedMul(oldxoff, s);
oldxoff = temp;
}
newxoff = FixedMul(oldxoff, c)-FixedMul(oldyoff, s);
newyoff = FixedMul(oldyoff, c)+FixedMul(oldxoff, s);
Polyobj_slideThing(mo, newxoff-oldxoff, newyoff-oldyoff);
Polyobj_slideThing(mo, newxoff, newyoff);
if (turnthings == 2 || (turnthings == 1 && !mo->player)) {
mo->angle += delta;

4
src/p_user.c
View File

@ -12174,7 +12174,9 @@ void P_PlayerThink(player_t *player)
#ifdef POLYOBJECTS
if (player->onconveyor == 1)
player->cmomy = player->cmomx = 0;
player->onconveyor = 3;
else if (player->onconveyor == 3)
player->cmomy = player->cmomx = 0;
#endif
P_DoSuperStuff(player);