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fix non-rotating q3 bsp objects. 

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@4094 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2012-07-23 02:34:20 +00:00
parent 8d3f45587e
commit 846a2264ba
1 changed files with 50 additions and 8 deletions
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58
engine/common/gl_q2bsp.c
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@ -5406,16 +5406,58 @@ trace_t CM_BoxTrace (model_t *mod, vec3_t start, vec3_t end,
qboolean CM_NativeTrace(model_t *model, int forcehullnum, int frame, vec3_t axis[3], vec3_t start, vec3_t end, vec3_t mins, vec3_t maxs, unsigned int contents, trace_t *trace)
{
*trace = CM_BoxTrace(model, start, end, mins, maxs, contents);
#ifdef TERRAIN
if (model->terrain)
if (axis)
{
trace_t hmt;
Heightmap_Trace(model, forcehullnum, frame, axis, start, end, mins, maxs, contents, &hmt);
if (hmt.fraction < trace->fraction)
*trace = hmt;
}
vec3_t start_l;
vec3_t end_l;
start_l[0] = DotProduct(start, axis[0]);
start_l[1] = DotProduct(start, axis[1]);
start_l[2] = DotProduct(start, axis[2]);
end_l[0] = DotProduct(end, axis[0]);
end_l[1] = DotProduct(end, axis[1]);
end_l[2] = DotProduct(end, axis[2]);
*trace = CM_BoxTrace(model, start_l, end_l, mins, maxs, contents);
#ifdef TERRAIN
if (model->terrain)
{
trace_t hmt;
Heightmap_Trace(model, forcehullnum, frame, NULL, start, end, mins, maxs, contents, &hmt);
if (hmt.fraction < trace->fraction)
*trace = hmt;
}
#endif
if (trace->fraction == 1)
{
VectorCopy (end, trace->endpos);
}
else
{
vec3_t iaxis[3];
vec3_t norm;
Matrix3x3_RM_Invert_Simple((void *)axis, iaxis);
VectorCopy(trace->plane.normal, norm);
trace->plane.normal[0] = DotProduct(norm, iaxis[0]);
trace->plane.normal[1] = DotProduct(norm, iaxis[1]);
trace->plane.normal[2] = DotProduct(norm, iaxis[2]);
/*just interpolate it, its easier than inverse matrix rotations*/
VectorInterpolate(start, trace->fraction, end, trace->endpos);
}
}
else
{
*trace = CM_BoxTrace(model, start, end, mins, maxs, contents);
#ifdef TERRAIN
if (model->terrain)
{
trace_t hmt;
Heightmap_Trace(model, forcehullnum, frame, NULL, start, end, mins, maxs, contents, &hmt);
if (hmt.fraction < trace->fraction)
*trace = hmt;
}
#endif
}
return trace->fraction != 1;
}