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Trigonometric input capping

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lachwright 2019-09-25 03:12:56 +08:00
parent 8e50a7214c
commit 63c0c21d8e
1 changed files with 22 additions and 8 deletions
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30
src/g_game.c
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@ -886,6 +886,7 @@ static fixed_t angleturn[3] = {640, 1280, 320}; // + slow turn
void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics) void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
{ {
boolean forcestrafe = false; boolean forcestrafe = false;
boolean forcefullinput = false;
INT32 tspeed, forward, side, axis, altaxis, i; INT32 tspeed, forward, side, axis, altaxis, i;
const INT32 speed = 1; const INT32 speed = 1;
// these ones used for multiple conditions // these ones used for multiple conditions
@ -959,6 +960,10 @@ void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics)
if (turnleft) if (turnleft)
cmd->angleturn = (INT16)(cmd->angleturn + angleturn[tspeed]); 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 if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD)) || (player->mo && (player->mo->flags2 & MF2_TWOD))
|| (!demoplayback && (player->climbing || (!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. // 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. // 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 (!forcefullinput && forward && side)
if (!forcestrafe && (((movefkey || movebkey) && side) || ((strafelkey || straferkey) && forward)))
{ {
forward = FixedMul(forward, 3*FRACUNIT/4); angle_t angle = R_PointToAngle2(0, 0, side << FRACBITS, forward << FRACBITS);
side = FixedMul(side, 3*FRACUNIT/4); 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. //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) void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
{ {
boolean forcestrafe = false; boolean forcestrafe = false;
boolean forcefullinput = false;
INT32 tspeed, forward, side, axis, altaxis, i; INT32 tspeed, forward, side, axis, altaxis, i;
const INT32 speed = 1; const INT32 speed = 1;
// these ones used for multiple conditions // these ones used for multiple conditions
@ -1283,6 +1291,10 @@ void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
if (turnleft) if (turnleft)
cmd->angleturn = (INT16)(cmd->angleturn + angleturn[tspeed]); 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 if (twodlevel
|| (player->mo && (player->mo->flags2 & MF2_TWOD)) || (player->mo && (player->mo->flags2 & MF2_TWOD))
|| player->climbing || player->climbing
@ -1494,10 +1506,13 @@ void G_BuildTiccmd2(ticcmd_t *cmd, INT32 realtics)
// No additional acceleration when moving forward/backward and strafing simultaneously. // 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. // 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 // 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); angle_t angle = R_PointToAngle2(0, 0, side << FRACBITS, forward << FRACBITS);
side = FixedMul(side, 3*FRACUNIT/4); 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. //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)); return (INT32)((tics%TICRATE) * (1000.00f/TICRATE));
} }