-Added static, global baseDC and baseRC variables to avoid having to call

[xonotic/darkplaces.git] / cl_collision.c

diff --git a/cl_collision.c b/cl_collision.c
index 1abd1cb9216f4a9015cb971f5c52da460501ae3d..3ade5bcf15d54dce4f11fe733af0ed9e0e87aefd 100644 (file)
--- a/cl_collision.c
+++ b/cl_collision.c
@@ -29,11 +29,11 @@ typedef struct physentity_s
 physentity_t;
 */
 
-int cl_traceline_endcontents;
+int cl_traceline_startsupercontents;
 
-float CL_TraceLine (const vec3_t start, const vec3_t end, vec3_t impact, vec3_t normal, int contents, int hitbmodels, entity_render_t **hitent)
+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)
 {
-       float maxfrac;
+       float maxfrac, maxrealfrac;
        int n;
        entity_render_t *ent;
        float tracemins[3], tracemaxs[3];
@@ -41,20 +41,22 @@ float CL_TraceLine (const vec3_t start, const vec3_t end, vec3_t impact, vec3_t
        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 = NULL;
+               *hitent = &cl_entities[0].render;
        Mod_CheckLoaded(cl.worldmodel);
-       if (cl.worldmodel && cl.worldmodel->brush.TraceBox)
-               cl.worldmodel->brush.TraceBox(cl.worldmodel, &trace, start, start, end, end);
+       if (cl.worldmodel && cl.worldmodel->TraceBox)
+               cl.worldmodel->TraceBox(cl.worldmodel, 0, &trace, start, start, end, end, hitsupercontentsmask);
 
-       if (impact)
-               VectorLerp(start, trace.fraction, end, impact);
        if (normal)
                VectorCopy(trace.plane.normal, normal);
-       cl_traceline_endcontents = trace.endcontents;
+       cl_traceline_startsupercontents = trace.startsupercontents;
        maxfrac = trace.fraction;
-       if (hitent && trace.fraction < 1)
-               *hitent = &cl_entities[0].render;
+       maxrealfrac = trace.realfraction;
 
        if (hitbmodels && cl_num_brushmodel_entities)
        {
@@ -79,29 +81,27 @@ float CL_TraceLine (const vec3_t start, const vec3_t end, vec3_t impact, vec3_t
                        Matrix4x4_Transform(&imatrix, start, starttransformed);
                        Matrix4x4_Transform(&imatrix, end, endtransformed);
 
-                       if (ent->model && ent->model->brush.TraceBox)
-                               ent->model->brush.TraceBox(ent->model, &trace, starttransformed, starttransformed, endtransformed, endtransformed);
+                       if (ent->model && ent->model->TraceBox)
+                               ent->model->TraceBox(ent->model, 0, &trace, starttransformed, starttransformed, endtransformed, endtransformed, hitsupercontentsmask);
 
-                       if (trace.allsolid || trace.startsolid || maxfrac > trace.fraction)
+                       cl_traceline_startsupercontents |= trace.startsupercontents;
+                       if (maxrealfrac > trace.realfraction)
                        {
-                               cl_traceline_endcontents = trace.endcontents;
                                if (hitent)
                                        *hitent = ent;
-                               if (maxfrac > trace.fraction)
+                               maxfrac = trace.fraction;
+                               maxrealfrac = trace.realfraction;
+                               if (normal)
                                {
-                                       maxfrac = trace.fraction;
-                                       if (impact)
-                                               VectorLerp(start, trace.fraction, end, impact);
-                                       if (normal)
-                                       {
-                                               VectorCopy(trace.plane.normal, tempnormal);
-                                               Matrix4x4_Transform3x3(&matrix, tempnormal, normal);
-                                       }
+                                       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, __LINE__, __FILE__);
+       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;
 }
 
@@ -112,10 +112,22 @@ void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius)
                cl.worldmodel->brush.FindNonSolidLocation(cl.worldmodel, in, out, radius);
 }
 
-int CL_PointContents(const vec3_t p)
+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, 0, true, NULL);
-       return cl_traceline_endcontents;
+       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)