eventually rotation) of the end points
==================
*/
-trace_t SV_ClipMoveToEntity (edict_t *ent, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end)
+trace_t SV_ClipMoveToEntity(edict_t *ent, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end)
{
int i;
trace_t trace;
model_t *model = NULL;
+ matrix4x4_t matrix, imatrix;
+ float tempnormal[3], starttransformed[3], endtransformed[3];
+ float starttransformedmins[3], starttransformedmaxs[3], endtransformedmins[3], endtransformedmaxs[3];
if ((int) ent->v->solid == SOLID_BSP)
{
Host_Error ("SV_ClipMoveToEntity: SOLID_BSP without MOVETYPE_PUSH");
}
- if (sv_polygoncollisions.integer && (mins[0] != maxs[0] || mins[1] != maxs[1] || mins[2] != maxs[2]))
- Collision_PolygonClipTrace(&trace, ent, model, ent->v->origin, ent->v->angles, ent->v->mins, ent->v->maxs, start, mins, maxs, end);
+ Matrix4x4_CreateFromQuakeEntity(&matrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2], ent->v->angles[0], ent->v->angles[1], ent->v->angles[2], 1);
+ Matrix4x4_Invert_Simple(&imatrix, &matrix);
+ Matrix4x4_Transform(&imatrix, start, starttransformed);
+ Matrix4x4_Transform(&imatrix, end, endtransformed);
+ VectorAdd(starttransformed, maxs, starttransformedmaxs);
+ VectorAdd(endtransformed, maxs, endtransformedmaxs);
+ VectorAdd(starttransformed, mins, starttransformedmins);
+ VectorAdd(endtransformed, mins, endtransformedmins);
+
+ // FIXME: the PolygonClipTrace should go away (should all be done in model code)
+ if (sv_polygoncollisions.integer == 1)
+ Collision_PolygonClipTrace(&trace, ent, model, vec3_origin, vec3_origin, ent->v->mins, ent->v->maxs, starttransformed, mins, maxs, endtransformed);
+ else if (model && model->brush.TraceBox)
+ model->brush.TraceBox(model, &trace, starttransformedmins, starttransformedmaxs, endtransformedmins, endtransformedmaxs);
else
- Collision_ClipTrace(&trace, ent, model, ent->v->origin, ent->v->angles, ent->v->mins, ent->v->maxs, start, mins, maxs, end);
+ Collision_ClipTrace_Box(&trace, ent->v->mins, ent->v->maxs, starttransformed, mins, maxs, endtransformed);
+
+ if (trace.fraction < 1 || trace.startsolid)
+ trace.ent = ent;
+ VectorLerp(start, trace.fraction, end, trace.endpos);
+ VectorCopy(trace.plane.normal, tempnormal);
+ Matrix4x4_Transform3x3(&matrix, tempnormal, trace.plane.normal);
+ // FIXME: should recalc trace.plane.dist
return trace;
}
if (clip->passedict)
{
- if (clip->passedict->v->size[0] && !touch->v->size[0])
+ if (!clip->passedict->v->size[0] && !touch->v->size[0])
continue; // points never interact
if (PROG_TO_EDICT(touch->v->owner) == clip->passedict)
continue; // don't clip against own missiles
clip->trace.fraction = trace.fraction;
VectorCopy(trace.endpos, clip->trace.endpos);
clip->trace.plane = trace.plane;
+ //clip->trace.endcontents = trace.endcontents;
+ clip->trace.ent = touch;
+ }
+ // FIXME: the handling of endcontents is really broken but works well enough for point checks
+ if (trace.endcontents < clip->trace.endcontents || trace.endcontents == CONTENTS_SOLID)
+ {
+ // lower numbered (lava is lower than water, for example)
+ // contents override higher numbered contents, except for
+ // CONTENTS_SOLID which overrides everything
clip->trace.endcontents = trace.endcontents;
- clip->trace.ent = trace.ent;
}
if (clip->trace.allsolid)
return;
}
}
-/*
-====================
-SV_ClipToAreaGrid
-
-Mins and maxs enclose the entire area swept by the move
-====================
-*/
-void SV_ClipToAreaGrid(moveclip_t *clip)
-{
- areagrid_t *grid;
- int igrid[3], igridmins[3], igridmaxs[3];
-
- if (clip->trace.allsolid)
- return;
-
- sv_areagrid_stats_calls++;
- sv_areagrid_marknumber++;
- igridmins[0] = (int) ((clip->boxmins[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
- igridmins[1] = (int) ((clip->boxmins[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
- //igridmins[2] = (int) ((clip->boxmins[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
- igridmaxs[0] = (int) ((clip->boxmaxs[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
- igridmaxs[1] = (int) ((clip->boxmaxs[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
- //igridmaxs[2] = (int) ((clip->boxmaxs[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
- igridmins[0] = max(0, igridmins[0]);
- igridmins[1] = max(0, igridmins[1]);
- //igridmins[2] = max(0, igridmins[2]);
- igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
- igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
- //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
-
- if (sv_areagrid_outside.solid_edicts.next != &sv_areagrid_outside.solid_edicts)
- SV_ClipToNode(clip, &sv_areagrid_outside.solid_edicts);
-
- for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
- for (grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0], igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
- if (grid->solid_edicts.next != &grid->solid_edicts)
- SV_ClipToNode(clip, &grid->solid_edicts);
-}
-
-
-/*
-==================
-SV_MoveBounds
-==================
-*/
-void SV_MoveBounds (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, vec3_t boxmins, vec3_t boxmaxs)
-{
- if (!sv_debugmove.integer)
- {
- int i;
-
- for (i=0 ; i<3 ; i++)
- {
- if (end[i] > start[i])
- {
- boxmins[i] = start[i] + mins[i] - 1;
- boxmaxs[i] = end[i] + maxs[i] + 1;
- }
- else
- {
- boxmins[i] = end[i] + mins[i] - 1;
- boxmaxs[i] = start[i] + maxs[i] + 1;
- }
- }
- }
- else
- {
- // debug to test against everything
- boxmins[0] = boxmins[1] = boxmins[2] = -999999999;
- boxmaxs[0] = boxmaxs[1] = boxmaxs[2] = 999999999;
- }
-}
-
/*
==================
SV_Move
==================
*/
-trace_t SV_Move (vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, edict_t *passedict)
+trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, edict_t *passedict)
{
- moveclip_t clip;
- vec3_t bigmins, bigmaxs;
- int i;
+ moveclip_t clip;
+ vec3_t bigmins, bigmaxs;
+ areagrid_t *grid;
+ int i, igrid[3], igridmins[3], igridmaxs[3];
- memset ( &clip, 0, sizeof ( moveclip_t ) );
+ memset(&clip, 0, sizeof(moveclip_t));
VectorCopy(start, clip.start);
VectorCopy(end, clip.end);
Collision_RoundUpToHullSize(sv.worldmodel, clip.mins, clip.maxs, clip.hullmins, clip.hullmaxs);
- if (type == MOVE_MISSILE)
+ // clip to world
+ clip.trace = SV_ClipMoveToEntity(sv.edicts, clip.start, clip.hullmins, clip.hullmaxs, clip.end);
+ //if (clip.trace.allsolid)
+ // return clip.trace;
+
+ if (clip.type == MOVE_MISSILE)
{
// LordHavoc: modified this, was = -15, now = clip.mins[i] - 15
for (i=0 ; i<3 ; i++)
bigmins[2] = min(clip.mins2[2], clip.hullmins[2]);
bigmaxs[2] = max(clip.maxs2[2], clip.hullmaxs[2]);
- // clip to world
- clip.trace = SV_ClipMoveToEntity (sv.edicts, start, mins, maxs, end);
-
- // clip to entities
// create the bounding box of the entire move
- SV_MoveBounds ( start, bigmins, bigmaxs, end, clip.boxmins, clip.boxmaxs );
+ if (!sv_debugmove.integer)
+ {
+ int i;
- SV_ClipToAreaGrid(&clip);
+ for (i=0 ; i<3 ; i++)
+ {
+ if (clip.trace.endpos[i] > clip.start[i])
+ {
+ clip.boxmins[i] = clip.start[i] + bigmins[i] - 1;
+ clip.boxmaxs[i] = clip.trace.endpos[i] + bigmaxs[i] + 1;
+ }
+ else
+ {
+ clip.boxmins[i] = clip.trace.endpos[i] + bigmins[i] - 1;
+ clip.boxmaxs[i] = clip.start[i] + bigmaxs[i] + 1;
+ }
+ }
+ }
+ else
+ {
+ // debug to test against everything
+ clip.boxmins[0] = clip.boxmins[1] = clip.boxmins[2] = -999999999;
+ clip.boxmaxs[0] = clip.boxmaxs[1] = clip.boxmaxs[2] = 999999999;
+ }
+
+ // clip to enttiies
+ sv_areagrid_stats_calls++;
+ sv_areagrid_marknumber++;
+ igridmins[0] = (int) ((clip.boxmins[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]);
+ igridmins[1] = (int) ((clip.boxmins[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]);
+ //igridmins[2] = (int) ((clip->boxmins[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]);
+ igridmaxs[0] = (int) ((clip.boxmaxs[0] + sv_areagrid_bias[0]) * sv_areagrid_scale[0]) + 1;
+ igridmaxs[1] = (int) ((clip.boxmaxs[1] + sv_areagrid_bias[1]) * sv_areagrid_scale[1]) + 1;
+ //igridmaxs[2] = (int) ((clip->boxmaxs[2] + sv_areagrid_bias[2]) * sv_areagrid_scale[2]) + 1;
+ igridmins[0] = max(0, igridmins[0]);
+ igridmins[1] = max(0, igridmins[1]);
+ //igridmins[2] = max(0, igridmins[2]);
+ igridmaxs[0] = min(AREA_GRID, igridmaxs[0]);
+ igridmaxs[1] = min(AREA_GRID, igridmaxs[1]);
+ //igridmaxs[2] = min(AREA_GRID, igridmaxs[2]);
+
+ if (sv_areagrid_outside.solid_edicts.next != &sv_areagrid_outside.solid_edicts)
+ SV_ClipToNode(&clip, &sv_areagrid_outside.solid_edicts);
+
+ for (igrid[1] = igridmins[1];igrid[1] < igridmaxs[1];igrid[1]++)
+ for (grid = sv_areagrid + igrid[1] * AREA_GRID + igridmins[0], igrid[0] = igridmins[0];igrid[0] < igridmaxs[0];igrid[0]++, grid++)
+ if (grid->solid_edicts.next != &grid->solid_edicts)
+ SV_ClipToNode(&clip, &grid->solid_edicts);
return clip.trace;
}
+int SV_PointContents(const vec3_t point)
+{
+#if 1
+ return SV_Move(point, vec3_origin, vec3_origin, point, MOVE_NOMONSTERS, NULL).endcontents;
+#else
+ if (sv.worldmodel && sv.worldmodel->brush.PointContents)
+ return sv.worldmodel->brush.PointContents(sv.worldmodel, point);
+ return CONTENTS_SOLID;
+#endif
+}
+