#include "quakedef.h"
+#include "cl_collision.h"
/*
// not yet used
physentity_t;
*/
-static entity_render_t *traceline_entity[MAX_EDICTS];
-static int traceline_entities;
+int cl_traceline_startsupercontents;
-// builds list of entities for TraceLine to check later
-void CL_TraceLine_ScanForBModels(void)
+float CL_TraceLine(const vec3_t start, const vec3_t end, vec3_t impact, vec3_t normal, int hitbmodels, entity_render_t **hitent, int hitsupercontentsmask)
{
- int i;
+ float maxfrac, maxrealfrac;
+ int n;
entity_render_t *ent;
- model_t *model;
- traceline_entities = 0;
- for (i = 1;i < MAX_EDICTS;i++)
- {
- ent = &cl_entities[i].render;
- model = ent->model;
- // look for embedded brush models only
- if (model && model->name[0] == '*')
- {
- // this does nothing for * models currently...
- //Mod_CheckLoaded(model);
- if (model->type == mod_brush)
- {
- traceline_entity[traceline_entities++] = ent;
- if (ent->angles[0] || ent->angles[2])
- {
- // pitch or roll
- VectorAdd(ent->origin, model->rotatedmins, ent->mins);
- VectorAdd(ent->origin, model->rotatedmaxs, ent->maxs);
- }
- else if (ent->angles[1])
- {
- // yaw
- VectorAdd(ent->origin, model->yawmins, ent->mins);
- VectorAdd(ent->origin, model->yawmaxs, ent->maxs);
- }
- else
- {
- VectorAdd(ent->origin, model->normalmins, ent->mins);
- VectorAdd(ent->origin, model->normalmaxs, ent->maxs);
- }
- }
- }
- }
-}
-
-int cl_traceline_endcontents;
-
-float CL_TraceLine (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal, int contents, int hitbmodels)
-{
- double maxfrac;
+ float tracemins[3], tracemaxs[3];
trace_t trace;
+ matrix4x4_t matrix, imatrix;
+ float tempnormal[3], starttransformed[3], endtransformed[3];
+ memset (&trace, 0 , sizeof(trace_t));
+ trace.fraction = 1;
+ trace.realfraction = 1;
+ VectorCopy (end, trace.endpos);
+
+ if (hitent)
+ *hitent = &cl_entities[0].render;
Mod_CheckLoaded(cl.worldmodel);
- Collision_ClipTrace(&trace, NULL, cl.worldmodel, vec3_origin, vec3_origin, vec3_origin, vec3_origin, start, vec3_origin, vec3_origin, end);
+ if (cl.worldmodel && cl.worldmodel->TraceBox)
+ cl.worldmodel->TraceBox(cl.worldmodel, 0, &trace, start, start, end, end, hitsupercontentsmask);
- if (impact)
- VectorCopy (trace.endpos, impact);
if (normal)
- VectorCopy (trace.plane.normal, normal);
- cl_traceline_endcontents = trace.endcontents;
+ VectorCopy(trace.plane.normal, normal);
+ cl_traceline_startsupercontents = trace.startsupercontents;
maxfrac = trace.fraction;
+ maxrealfrac = trace.realfraction;
- if (hitbmodels && traceline_entities)
+ if (hitbmodels && cl_num_brushmodel_entities)
{
- int n;
- entity_render_t *ent;
- double /*start2[3], end2[3], */tracemins[3], tracemaxs[3];
tracemins[0] = min(start[0], end[0]);
tracemaxs[0] = max(start[0], end[0]);
tracemins[1] = min(start[1], end[1]);
tracemaxs[2] = max(start[2], end[2]);
// look for embedded bmodels
- for (n = 0;n < traceline_entities;n++)
+ for (n = 0;n < cl_num_brushmodel_entities;n++)
{
- ent = traceline_entity[n];
+ ent = cl_brushmodel_entities[n];
if (ent->mins[0] > tracemaxs[0] || ent->maxs[0] < tracemins[0]
|| ent->mins[1] > tracemaxs[1] || ent->maxs[1] < tracemins[1]
|| ent->mins[2] > tracemaxs[2] || ent->maxs[2] < tracemins[2])
- continue;
+ continue;
- Collision_ClipTrace(&trace, ent, ent->model, ent->origin, ent->angles, ent->mins, ent->maxs, start, vec3_origin, vec3_origin, end);
+ Matrix4x4_CreateFromQuakeEntity(&matrix, ent->origin[0], ent->origin[1], ent->origin[2], ent->angles[0], ent->angles[1], ent->angles[2], 1);
+ Matrix4x4_Invert_Simple(&imatrix, &matrix);
+ Matrix4x4_Transform(&imatrix, start, starttransformed);
+ Matrix4x4_Transform(&imatrix, end, endtransformed);
- if (trace.allsolid || trace.startsolid || trace.fraction < maxfrac)
+ if (ent->model && ent->model->TraceBox)
+ ent->model->TraceBox(ent->model, 0, &trace, starttransformed, starttransformed, endtransformed, endtransformed, hitsupercontentsmask);
+
+ cl_traceline_startsupercontents |= trace.startsupercontents;
+ if (maxrealfrac > trace.realfraction)
{
+ if (hitent)
+ *hitent = ent;
maxfrac = trace.fraction;
- if (impact)
- VectorCopy(trace.endpos, impact);
+ maxrealfrac = trace.realfraction;
if (normal)
- VectorCopy(trace.plane.normal, normal);
- cl_traceline_endcontents = trace.endcontents;
+ {
+ VectorCopy(trace.plane.normal, tempnormal);
+ Matrix4x4_Transform3x3(&matrix, tempnormal, normal);
+ }
}
}
}
+ if (maxfrac < 0 || maxfrac > 1) Con_Printf("fraction out of bounds %f %s:%d\n", maxfrac, __FILE__, __LINE__);
+ if (impact)
+ VectorLerp(start, maxfrac, end, impact);
return maxfrac;
}
+
+void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius)
+{
+ // FIXME: check multiple brush models
+ if (cl.worldmodel && cl.worldmodel->brush.FindNonSolidLocation)
+ cl.worldmodel->brush.FindNonSolidLocation(cl.worldmodel, in, out, radius);
+}
+
+int CL_PointQ1Contents(const vec3_t p)
+{
+ CL_TraceLine(p, p, NULL, NULL, true, NULL, 0);
+ return Mod_Q1BSP_NativeContentsFromSuperContents(NULL, cl_traceline_startsupercontents);
+ /*
+ // FIXME: check multiple brush models
+ if (cl.worldmodel && cl.worldmodel->brush.PointContentsQ1)
+ return cl.worldmodel->brush.PointContentsQ1(cl.worldmodel, p);
+ return 0;
+ */
+}
+
+int CL_PointSuperContents(const vec3_t p)
+{
+ CL_TraceLine(p, p, NULL, NULL, true, NULL, 0);
+ return cl_traceline_startsupercontents;
+ /*
+ // FIXME: check multiple brush models
+ if (cl.worldmodel && cl.worldmodel->brush.PointContentsQ1)
+ return cl.worldmodel->brush.PointContentsQ1(cl.worldmodel, p);
+ return 0;
+ */
+}
+