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Add proper collision support for angles on SOLID_BSP entities.

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Shpoike 2020-04-07 00:56:15 +01:00
parent 0d8c45168f
commit 9d15653e46
2 changed files with 56 additions and 6 deletions
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11
Quake/gl_rmain.c
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@ -805,9 +805,14 @@ void R_ShowBoundingBoxes (void)
else
{
//box entity
VectorAdd (ed->v.mins, ed->v.origin, mins);
VectorAdd (ed->v.maxs, ed->v.origin, maxs);
R_EmitWireBox (mins, maxs);
if (ed->v.solid == SOLID_BSP && (ed->v.angles[0]||ed->v.angles[1]||ed->v.angles[2]) && pr_checkextension.value)
R_EmitWireBox (ed->v.absmin, ed->v.absmax);
else
{
VectorAdd (ed->v.mins, ed->v.origin, mins);
VectorAdd (ed->v.maxs, ed->v.origin, maxs);
R_EmitWireBox (mins, maxs);
}
}
}
PR_SwitchQCVM(oldvm);

51
Quake/world.c
View file

@ -432,8 +432,30 @@ void SV_LinkEdict (edict_t *ent, qboolean touch_triggers)
return;
// set the abs box
VectorAdd (ent->v.origin, ent->v.mins, ent->v.absmin);
VectorAdd (ent->v.origin, ent->v.maxs, ent->v.absmax);
if (ent->v.solid == SOLID_BSP && (ent->v.angles[0] || ent->v.angles[1] || ent->v.angles[2]) && pr_checkextension.value)
{ // expand for rotation the lame way. hopefully there's an origin brush in there.
int i;
float v1,v2;
vec3_t max;
//q2 method
for (i=0 ; i<3 ; i++)
{
v1 = fabs(ent->v.mins[i]);
v2 = fabs(ent->v.maxs[i]);
max[i] = q_max(v1,v2);
}
v1 = sqrt(DotProduct(max,max));
for (i=0 ; i<3 ; i++)
{
ent->v.absmin[i] = ent->v.origin[i] - v1;
ent->v.absmax[i] = ent->v.origin[i] + v1;
}
}
else
{
VectorAdd (ent->v.origin, ent->v.mins, ent->v.absmin);
VectorAdd (ent->v.origin, ent->v.maxs, ent->v.absmax);
}
//
// to make items easier to pick up and allow them to be grabbed off
@ -808,7 +830,30 @@ trace_t SV_ClipMoveToEntity (edict_t *ent, vec3_t start, vec3_t mins, vec3_t max
VectorSubtract (end, offset, end_l);
// trace a line through the apropriate clipping hull
SV_RecursiveHullCheck (hull, hull->firstclipnode, 0, 1, start_l, end_l, &trace);
if (ent->v.solid == SOLID_BSP && (ent->v.angles[0]||ent->v.angles[1]||ent->v.angles[2]) && pr_checkextension.value)
{
#define DotProductTranspose(v,m,a) ((v)[0]*(m)[0][a] + (v)[1]*(m)[1][a] + (v)[2]*(m)[2][a])
vec3_t axis[3], start_r, end_r, tmp;
AngleVectors(ent->v.angles, axis[0], axis[1], axis[2]);
VectorInverse(axis[1]);
start_r[0] = DotProduct(start_l, axis[0]);
start_r[1] = DotProduct(start_l, axis[1]);
start_r[2] = DotProduct(start_l, axis[2]);
end_r[0] = DotProduct(end_l, axis[0]);
end_r[1] = DotProduct(end_l, axis[1]);
end_r[2] = DotProduct(end_l, axis[2]);
SV_RecursiveHullCheck (hull, hull->firstclipnode, 0, 1, start_r, end_r, &trace);
VectorCopy(trace.endpos, tmp);
trace.endpos[0] = DotProductTranspose(tmp,axis,0);
trace.endpos[1] = DotProductTranspose(tmp,axis,1);
trace.endpos[2] = DotProductTranspose(tmp,axis,2);
VectorCopy(trace.plane.normal, tmp);
trace.plane.normal[0] = DotProductTranspose(tmp,axis,0);
trace.plane.normal[1] = DotProductTranspose(tmp,axis,1);
trace.plane.normal[2] = DotProductTranspose(tmp,axis,2);
}
else
SV_RecursiveHullCheck (hull, hull->firstclipnode, 0, 1, start_l, end_l, &trace);
// fix trace up by the offset
if (trace.fraction != 1)