Trigonometric input capping

This commit is contained in:
lachwright 2019-09-25 03:12:56 +08:00
parent 73146a8338
commit dc637736ea

View file

@ -886,6 +886,7 @@ static fixed_t angleturn[3] = {640, 1280, 320}; // + slow turn
void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
{
boolean forcestrafe = false;
boolean forcefullinput = false;
INT32 tspeed, forward, side, axis, altaxis, i;
const INT32 speed = 1;
// these ones used for multiple conditions
@ -959,6 +960,10 @@ void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
if (turnleft)
cmd->angleturn = (INT16)(cmd->angleturn + angleturn[tspeed]);
}
if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD))
|| (!demoplayback && (player->pflags & PF_SLIDING)))
forcefullinput = true;
if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD))
|| (!demoplayback && (player->climbing
@ -1172,11 +1177,13 @@ void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
// No additional acceleration when moving forward/backward and strafing simultaneously.
// do this AFTER we cap to MAXPLMOVE so people can't find ways to cheese around this.
// 9-18-2017: ALSO, only do this when using keys to move. Gamepad analog sticks get severely gimped by this
if (!forcestrafe && (((movefkey || movebkey) && side) || ((strafelkey || straferkey) && forward)))
if (!forcefullinput && forward && side)
{
forward = FixedMul(forward, 3*FRACUNIT/4);
side = FixedMul(side, 3*FRACUNIT/4);
angle_t angle = R_PointToAngle2(0, 0, side << FRACBITS, forward << FRACBITS);
INT32 maxforward = abs(P_ReturnThrustY(NULL, angle, MAXPLMOVE));
INT32 maxside = abs(P_ReturnThrustX(NULL, angle, MAXPLMOVE));
forward = max(min(forward, maxforward), -maxforward);
side = max(min(side, maxside), -maxside);
}
//Silly hack to make 2d mode *somewhat* playable with no chasecam.
@ -1212,6 +1219,7 @@ void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
{
boolean forcestrafe = false;
boolean forcefullinput = false;
INT32 tspeed, forward, side, axis, altaxis, i;
const INT32 speed = 1;
// these ones used for multiple conditions
@ -1283,6 +1291,10 @@ void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
if (turnleft)
cmd->angleturn = (INT16)(cmd->angleturn + angleturn[tspeed]);
}
if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD))
|| (!demoplayback && (player->pflags & PF_SLIDING)))
forcefullinput = true;
if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD))
|| player->climbing
@ -1494,10 +1506,13 @@ void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
// No additional acceleration when moving forward/backward and strafing simultaneously.
// do this AFTER we cap to MAXPLMOVE so people can't find ways to cheese around this.
// 9-18-2017: ALSO, only do this when using keys to move. Gamepad analog sticks get severely gimped by this
if (!forcestrafe && (((movefkey || movebkey) && side) || ((strafelkey || straferkey) && forward)))
if (!forcefullinput && forward && side)
{
forward = FixedMul(forward, 3*FRACUNIT/4);
side = FixedMul(side, 3*FRACUNIT/4);
angle_t angle = R_PointToAngle2(0, 0, side << FRACBITS, forward << FRACBITS);
INT32 maxforward = abs(P_ReturnThrustY(NULL, angle, MAXPLMOVE));
INT32 maxside = abs(P_ReturnThrustX(NULL, angle, MAXPLMOVE));
forward = max(min(forward, maxforward), -maxforward);
side = max(min(side, maxside), -maxside);
}
//Silly hack to make 2d mode *somewhat* playable with no chasecam.
@ -6165,4 +6180,3 @@ INT32 G_TicsToMilliseconds(tic_t tics)
{
return (INT32)((tics%TICRATE) * (1000.00f/TICRATE));
}