Fix movement issues when emulating old engine code

This commit is contained in:
nukeykt 2019-11-09 01:15:00 +09:00 committed by Christoph Oelckers
parent d7b9af8b89
commit 5b50236d18

View file

@ -778,10 +778,8 @@ static FORCE_INLINE void clipmove_tweak_pos(const vec3_t *pos, int32_t gx, int32
{
int32_t daz;
if (enginecompatibility_mode == ENGINECOMPATIBILITY_19950829)
return;
if (rintersect(pos->x, pos->y, 0, gx, gy, 0, x1, y1, x2, y2, daxptr, dayptr, &daz) == -1)
if (enginecompatibility_mode == ENGINECOMPATIBILITY_19950829 ||
rintersect(pos->x, pos->y, 0, gx, gy, 0, x1, y1, x2, y2, daxptr, dayptr, &daz) == -1)
{
*daxptr = pos->x;
*dayptr = pos->y;
@ -1454,7 +1452,7 @@ int32_t clipmove(vec3_t * const pos, int16_t * const sectnum, int32_t xvect, int
if (templl > 0)
{
int64_t const templl2 = compat_maybe_truncate_to_int32((int64_t)(goal.x-vec.x)*clipr.x + (int64_t)(goal.y-vec.y)*clipr.y);
int32_t const i = enginecompatibility_mode == ENGINECOMPATIBILITY_19950829 || ((llabs(templl2)>>11) < templl) ?
int32_t const i = (enginecompatibility_mode == ENGINECOMPATIBILITY_19950829 || (llabs(templl2)>>11) < templl) ?
divscale64(templl2, templl, 20) : 0;
goal = { mulscale20(clipr.x, i)+vec.x, mulscale20(clipr.y, i)+vec.y };