cvar_t mod_q3shader_force_terrain_alphaflag = {CVAR_CLIENT, "mod_q3shader_force_terrain_alphaflag", "0", "for multilayered terrain shaders force TEXF_ALPHA flag on both layers"};
cvar_t mod_q1bsp_polygoncollisions = {CVAR_CLIENT | CVAR_SERVER, "mod_q1bsp_polygoncollisions", "0", "disables use of precomputed cliphulls and instead collides with polygons (uses Bounding Interval Hierarchy optimizations)"};
-cvar_t mod_collision_bih = {CVAR_CLIENT | CVAR_SERVER, "mod_collision_bih", "1", "enables use of generated Bounding Interval Hierarchy tree instead of compiled bsp tree in collision code"};
cvar_t mod_recalculatenodeboxes = {CVAR_CLIENT | CVAR_SERVER, "mod_recalculatenodeboxes", "1", "enables use of generated node bounding boxes based on BSP tree portal reconstruction, rather than the node boxes supplied by the map compiler"};
static texture_t mod_q1bsp_texture_solid;
Cvar_RegisterVariable(&mod_q3shader_force_addalpha);
Cvar_RegisterVariable(&mod_q3shader_force_terrain_alphaflag);
Cvar_RegisterVariable(&mod_q1bsp_polygoncollisions);
- Cvar_RegisterVariable(&mod_collision_bih);
Cvar_RegisterVariable(&mod_recalculatenodeboxes);
// these games were made for older DP engines and are no longer
surface = info->model->data_surfaces + *mark;
if (surface->texture->supercontents & SUPERCONTENTS_SOLID)
{
- if(surface->deprecatedq3num_bboxstride > 0)
+ for (k = 0;k < surface->num_triangles;k++)
{
- int i, cnt, tri;
- cnt = (surface->num_triangles + surface->deprecatedq3num_bboxstride - 1) / surface->deprecatedq3num_bboxstride;
- for(i = 0; i < cnt; ++i)
- {
- if(BoxesOverlap(surface->deprecatedq3data_bbox6f + i * 6, surface->deprecatedq3data_bbox6f + i * 6 + 3, info->absmin, info->absmax))
- {
- for(k = 0; k < surface->deprecatedq3num_bboxstride; ++k)
- {
- tri = i * surface->deprecatedq3num_bboxstride + k;
- if(tri >= surface->num_triangles)
- break;
- Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, tri);
- }
- }
- }
- }
- else
- {
- for (k = 0;k < surface->num_triangles;k++)
- {
- Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, k);
- }
+ Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, k);
}
}
}
}
}
-static void Mod_Q3BSP_BuildBBoxes(const int *element3i, int num_triangles, const float *vertex3f, float **collisionbbox6f, int *collisionstride, int stride)
-{
- int j, k, cnt, tri;
- float *mins, *maxs;
- const float *vert;
- *collisionstride = stride;
- if(stride > 0)
- {
- cnt = (num_triangles + stride - 1) / stride;
- *collisionbbox6f = (float *) Mem_Alloc(loadmodel->mempool, sizeof(float[6]) * cnt);
- for(j = 0; j < cnt; ++j)
- {
- mins = &((*collisionbbox6f)[6 * j + 0]);
- maxs = &((*collisionbbox6f)[6 * j + 3]);
- for(k = 0; k < stride; ++k)
- {
- tri = j * stride + k;
- if(tri >= num_triangles)
- break;
- vert = &(vertex3f[element3i[3 * tri + 0] * 3]);
- if(!k || vert[0] < mins[0]) mins[0] = vert[0];
- if(!k || vert[1] < mins[1]) mins[1] = vert[1];
- if(!k || vert[2] < mins[2]) mins[2] = vert[2];
- if(!k || vert[0] > maxs[0]) maxs[0] = vert[0];
- if(!k || vert[1] > maxs[1]) maxs[1] = vert[1];
- if(!k || vert[2] > maxs[2]) maxs[2] = vert[2];
- vert = &(vertex3f[element3i[3 * tri + 1] * 3]);
- if(vert[0] < mins[0]) mins[0] = vert[0];
- if(vert[1] < mins[1]) mins[1] = vert[1];
- if(vert[2] < mins[2]) mins[2] = vert[2];
- if(vert[0] > maxs[0]) maxs[0] = vert[0];
- if(vert[1] > maxs[1]) maxs[1] = vert[1];
- if(vert[2] > maxs[2]) maxs[2] = vert[2];
- vert = &(vertex3f[element3i[3 * tri + 2] * 3]);
- if(vert[0] < mins[0]) mins[0] = vert[0];
- if(vert[1] < mins[1]) mins[1] = vert[1];
- if(vert[2] < mins[2]) mins[2] = vert[2];
- if(vert[0] > maxs[0]) maxs[0] = vert[0];
- if(vert[1] > maxs[1]) maxs[1] = vert[1];
- if(vert[2] > maxs[2]) maxs[2] = vert[2];
- }
- }
- }
- else
- *collisionbbox6f = NULL;
-}
-
typedef struct patchtess_s
{
patchinfo_t info;
finalvertices = finalwidth * finalheight;
oldnumtriangles2 = finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
- // legacy collision geometry implementation
- out->deprecatedq3data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * finalvertices);
- out->deprecatedq3data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * finaltriangles);
+ // store collision geometry for BIH collision tree
out->num_collisionvertices = finalvertices;
out->num_collisiontriangles = finaltriangles;
- Q3PatchTesselateFloat(3, sizeof(float[3]), out->deprecatedq3data_collisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess);
- Q3PatchTriangleElements(out->deprecatedq3data_collisionelement3i, finalwidth, finalheight, 0);
-
- //Mod_SnapVertices(3, out->num_vertices, (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex), 0.25);
- Mod_SnapVertices(3, finalvertices, out->deprecatedq3data_collisionvertex3f, 1);
-
- out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionvertex3f);
-
- // now optimize the collision mesh by finding triangle bboxes...
- Mod_Q3BSP_BuildBBoxes(out->deprecatedq3data_collisionelement3i, out->num_collisiontriangles, out->deprecatedq3data_collisionvertex3f, &out->deprecatedq3data_collisionbbox6f, &out->deprecatedq3num_collisionbboxstride, mod_q3bsp_curves_collisions_stride.integer);
- Mod_Q3BSP_BuildBBoxes(loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle, out->num_triangles, loadmodel->surfmesh.data_vertex3f, &out->deprecatedq3data_bbox6f, &out->deprecatedq3num_bboxstride, mod_q3bsp_curves_stride.integer);
-
- // store collision geometry for BIH collision tree
surfacecollisionvertex3f = loadmodel->brush.data_collisionvertex3f + collisionvertices * 3;
surfacecollisionelement3i = loadmodel->brush.data_collisionelement3i + collisiontriangles * 3;
Q3PatchTesselateFloat(3, sizeof(float[3]), surfacecollisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess);
Q3PatchTriangleElements(surfacecollisionelement3i, finalwidth, finalheight, collisionvertices);
Mod_SnapVertices(3, finalvertices, surfacecollisionvertex3f, 1);
-#if 1
- // remove this once the legacy code is removed
- {
- int nc = out->num_collisiontriangles;
-#endif
out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, surfacecollisionelement3i, surfacecollisionelement3i, loadmodel->brush.data_collisionvertex3f);
-#if 1
- if(nc != out->num_collisiontriangles)
- {
- Con_Printf("number of collision triangles differs between BIH and BSP. FAIL.\n");
- }
- }
-#endif
if (developer_extra.integer)
Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve became %i:%i vertices / %i:%i triangles (%i:%i degenerate)\n", patchsize[0], patchsize[1], out->num_vertices, out->num_collisionvertices, oldnumtriangles, oldnumtriangles2, oldnumtriangles - out->num_triangles, oldnumtriangles2 - out->num_collisiontriangles);
#endif
}
-static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe)
-{
- int i;
- mleaf_t *leaf;
- colbrushf_t *brush;
- // find which leaf the point is in
- while (node->plane)
- node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist];
- // point trace the brushes
- leaf = (mleaf_t *)node;
- for (i = 0;i < leaf->numleafbrushes;i++)
- {
- brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
- if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs))
- {
- brush->markframe = markframe;
- Collision_TracePointBrushFloat(trace, point, brush);
- }
- }
- // can't do point traces on curves (they have no thickness)
-}
-
-static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t start, const vec3_t end, vec_t startfrac, vec_t endfrac, const vec3_t linestart, const vec3_t lineend, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs)
-{
- int i, startside, endside;
- float dist1, dist2, midfrac, mid[3], nodesegmentmins[3], nodesegmentmaxs[3];
- mleaf_t *leaf;
- msurface_t *surface;
- mplane_t *plane;
- colbrushf_t *brush;
- // walk the tree until we hit a leaf, recursing for any split cases
- while (node->plane)
- {
-#if 0
- if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
- return;
- Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[0], start, end, startfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
- node = node->children[1];
-#else
- // abort if this part of the bsp tree can not be hit by this trace
-// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
-// return;
- plane = node->plane;
- // axial planes are much more common than non-axial, so an optimized
- // axial case pays off here
- if (plane->type < 3)
- {
- dist1 = start[plane->type] - plane->dist;
- dist2 = end[plane->type] - plane->dist;
- }
- else
- {
- dist1 = DotProduct(start, plane->normal) - plane->dist;
- dist2 = DotProduct(end, plane->normal) - plane->dist;
- }
- startside = dist1 < 0;
- endside = dist2 < 0;
- if (startside == endside)
- {
- // most of the time the line fragment is on one side of the plane
- node = node->children[startside];
- }
- else
- {
- // line crosses node plane, split the line
- dist1 = PlaneDiff(linestart, plane);
- dist2 = PlaneDiff(lineend, plane);
- midfrac = dist1 / (dist1 - dist2);
- VectorLerp(linestart, midfrac, lineend, mid);
- // take the near side first
- Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[startside], start, mid, startfrac, midfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
- // if we found an impact on the front side, don't waste time
- // exploring the far side
- if (midfrac <= trace->fraction)
- Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[endside], mid, end, midfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
- return;
- }
-#endif
- }
- // abort if this part of the bsp tree can not be hit by this trace
-// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
-// return;
- // hit a leaf
- nodesegmentmins[0] = min(start[0], end[0]) - 1;
- nodesegmentmins[1] = min(start[1], end[1]) - 1;
- nodesegmentmins[2] = min(start[2], end[2]) - 1;
- nodesegmentmaxs[0] = max(start[0], end[0]) + 1;
- nodesegmentmaxs[1] = max(start[1], end[1]) + 1;
- nodesegmentmaxs[2] = max(start[2], end[2]) + 1;
- // line trace the brushes
- leaf = (mleaf_t *)node;
-#if 0
- if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
- return;
-#endif
- for (i = 0;i < leaf->numleafbrushes;i++)
- {
- brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
- if (brush && brush->markframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, brush->mins, brush->maxs))
- {
- brush->markframe = markframe;
- Collision_TraceLineBrushFloat(trace, linestart, lineend, brush, brush);
- }
- }
- // can't do point traces on curves (they have no thickness)
- if (leaf->containscollisionsurfaces && mod_q3bsp_curves_collisions.integer && !VectorCompare(start, end))
- {
- // line trace the curves
- for (i = 0;i < leaf->numleafsurfaces;i++)
- {
- surface = model->data_surfaces + leaf->firstleafsurface[i];
- if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
- {
- surface->deprecatedq3collisionmarkframe = markframe;
- Collision_TraceLineTriangleMeshFloat(trace, linestart, lineend, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
- }
- }
- }
-}
-
-static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs)
-{
- int i;
- int sides;
- mleaf_t *leaf;
- colbrushf_t *brush;
- msurface_t *surface;
- mplane_t *plane;
- float nodesegmentmins[3], nodesegmentmaxs[3];
- // walk the tree until we hit a leaf, recursing for any split cases
- while (node->plane)
- {
-#if 0
- if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
- return;
- Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, node->children[0], thisbrush_start, thisbrush_end, markframe, segmentmins, segmentmaxs);
- node = node->children[1];
-#else
- // abort if this part of the bsp tree can not be hit by this trace
-// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
-// return;
- plane = node->plane;
- // axial planes are much more common than non-axial, so an optimized
- // axial case pays off here
- if (plane->type < 3)
- {
- // this is an axial plane, compare bounding box directly to it and
- // recurse sides accordingly
- // recurse down node sides
- // use an inlined axial BoxOnPlaneSide to slightly reduce overhead
- //sides = BoxOnPlaneSide(nodesegmentmins, nodesegmentmaxs, plane);
- //sides = ((segmentmaxs[plane->type] >= plane->dist) | ((segmentmins[plane->type] < plane->dist) << 1));
- sides = ((segmentmaxs[plane->type] >= plane->dist) + ((segmentmins[plane->type] < plane->dist) * 2));
- }
- else
- {
- // this is a non-axial plane, so check if the start and end boxes
- // are both on one side of the plane to handle 'diagonal' cases
- sides = BoxOnPlaneSide(thisbrush_start->mins, thisbrush_start->maxs, plane) | BoxOnPlaneSide(thisbrush_end->mins, thisbrush_end->maxs, plane);
- }
- if (sides == 3)
- {
- // segment crosses plane
- Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, node->children[0], thisbrush_start, thisbrush_end, markframe, segmentmins, segmentmaxs);
- sides = 2;
- }
- // if sides == 0 then the trace itself is bogus (Not A Number values),
- // in this case we simply pretend the trace hit nothing
- if (sides == 0)
- return; // ERROR: NAN bounding box!
- // take whichever side the segment box is on
- node = node->children[sides - 1];
-#endif
- }
- // abort if this part of the bsp tree can not be hit by this trace
-// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
-// return;
- nodesegmentmins[0] = max(segmentmins[0], node->mins[0] - 1);
- nodesegmentmins[1] = max(segmentmins[1], node->mins[1] - 1);
- nodesegmentmins[2] = max(segmentmins[2], node->mins[2] - 1);
- nodesegmentmaxs[0] = min(segmentmaxs[0], node->maxs[0] + 1);
- nodesegmentmaxs[1] = min(segmentmaxs[1], node->maxs[1] + 1);
- nodesegmentmaxs[2] = min(segmentmaxs[2], node->maxs[2] + 1);
- // hit a leaf
- leaf = (mleaf_t *)node;
-#if 0
- if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
- return;
-#endif
- for (i = 0;i < leaf->numleafbrushes;i++)
- {
- brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
- if (brush && brush->markframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, brush->mins, brush->maxs))
- {
- brush->markframe = markframe;
- Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush, brush);
- }
- }
- if (leaf->containscollisionsurfaces && mod_q3bsp_curves_collisions.integer)
- {
- for (i = 0;i < leaf->numleafsurfaces;i++)
- {
- surface = model->data_surfaces + leaf->firstleafsurface[i];
- if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
- {
- surface->deprecatedq3collisionmarkframe = markframe;
- Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
- }
- }
- }
-}
-
-
-static int markframe = 0;
-
-static void Mod_Q3BSP_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
-{
- int i;
- q3mbrush_t *brush;
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- trace->skipsupercontentsmask = skipsupercontentsmask;
- trace->skipmaterialflagsmask = skipmaterialflagsmask;
- if (mod_collision_bih.integer)
- Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- else if (model->brush.submodel)
- {
- for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
- if (brush->colbrushf)
- Collision_TracePointBrushFloat(trace, start, brush->colbrushf);
- }
- else
- Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, ++markframe);
-}
-
-static void Mod_Q3BSP_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
-{
- int i;
- float segmentmins[3], segmentmaxs[3];
- msurface_t *surface;
- q3mbrush_t *brush;
-
- if (VectorCompare(start, end))
- {
- Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- return;
- }
-
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- trace->skipsupercontentsmask = skipsupercontentsmask;
- trace->skipmaterialflagsmask = skipmaterialflagsmask;
- segmentmins[0] = min(start[0], end[0]) - 1;
- segmentmins[1] = min(start[1], end[1]) - 1;
- segmentmins[2] = min(start[2], end[2]) - 1;
- segmentmaxs[0] = max(start[0], end[0]) + 1;
- segmentmaxs[1] = max(start[1], end[1]) + 1;
- segmentmaxs[2] = max(start[2], end[2]) + 1;
- if (mod_collision_bih.integer)
- Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- else if (model->brush.submodel)
- {
- for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
- if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs))
- Collision_TraceLineBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf);
- if (mod_q3bsp_curves_collisions.integer)
- for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++)
- if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs))
- Collision_TraceLineTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
- }
- else
- Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, 0, 1, start, end, ++markframe, segmentmins, segmentmaxs);
-}
-
-static void Mod_Q3BSP_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *start, colbrushf_t *end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
-{
- float segmentmins[3], segmentmaxs[3];
- int i;
- msurface_t *surface;
- q3mbrush_t *brush;
-
- if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs))
- {
- if (VectorCompare(start->mins, end->mins))
- Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- else
- Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- return;
- }
-
- // box trace, performed as brush trace
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- trace->skipsupercontentsmask = skipsupercontentsmask;
- trace->skipmaterialflagsmask = skipmaterialflagsmask;
- segmentmins[0] = min(start->mins[0], end->mins[0]) - 1;
- segmentmins[1] = min(start->mins[1], end->mins[1]) - 1;
- segmentmins[2] = min(start->mins[2], end->mins[2]) - 1;
- segmentmaxs[0] = max(start->maxs[0], end->maxs[0]) + 1;
- segmentmaxs[1] = max(start->maxs[1], end->maxs[1]) + 1;
- segmentmaxs[2] = max(start->maxs[2], end->maxs[2]) + 1;
- if (mod_collision_bih.integer)
- Mod_CollisionBIH_TraceBrush(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
- else if (model->brush.submodel)
- {
- for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
- if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs))
- Collision_TraceBrushBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf);
- if (mod_q3bsp_curves_collisions.integer)
- for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++)
- if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs))
- Collision_TraceBrushTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
- }
- else
- Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, ++markframe, segmentmins, segmentmaxs);
-}
-
-static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
-{
- colboxbrushf_t thisbrush_start, thisbrush_end;
- vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
-
- // box trace, performed as brush trace
- VectorAdd(start, boxmins, boxstartmins);
- VectorAdd(start, boxmaxs, boxstartmaxs);
- VectorAdd(end, boxmins, boxendmins);
- VectorAdd(end, boxmaxs, boxendmaxs);
- Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL);
- Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL);
- Mod_Q3BSP_TraceBrush(model, frameblend, skeleton, trace, &thisbrush_start.brush, &thisbrush_end.brush, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
-}
-
-static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point)
-{
- int i;
- int supercontents = 0;
- q3mbrush_t *brush;
- if (mod_collision_bih.integer)
- {
- supercontents = Mod_CollisionBIH_PointSuperContents(model, frame, point);
- }
- // test if the point is inside each brush
- else if (model->brush.submodel)
- {
- // submodels are effectively one leaf
- for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
- if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf))
- supercontents |= brush->colbrushf->supercontents;
- }
- else
- {
- mnode_t *node = model->brush.data_nodes;
- mleaf_t *leaf;
- // find which leaf the point is in
- while (node->plane)
- node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist];
- leaf = (mleaf_t *)node;
- // now check the brushes in the leaf
- for (i = 0;i < leaf->numleafbrushes;i++)
- {
- brush = model->brush.data_brushes + leaf->firstleafbrush[i];
- if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf))
- supercontents |= brush->colbrushf->supercontents;
- }
- }
- return supercontents;
-}
-
void Mod_CollisionBIH_TraceLineAgainstSurfaces(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
Mod_CollisionBIH_TraceLineShared(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, &model->render_bih);
Host_Error("Mod_Q3BSP_Load: %s has wrong version number (%i, should be %i)", mod->name, i, Q3BSPVERSION);
mod->soundfromcenter = true;
- mod->TraceBox = Mod_Q3BSP_TraceBox;
- mod->TraceBrush = Mod_Q3BSP_TraceBrush;
- mod->TraceLine = Mod_Q3BSP_TraceLine;
- mod->TracePoint = Mod_Q3BSP_TracePoint;
- mod->PointSuperContents = Mod_Q3BSP_PointSuperContents;
+ mod->TraceBox = Mod_CollisionBIH_TraceBox;
+ mod->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ mod->TraceLine = Mod_CollisionBIH_TraceLine;
+ mod->TracePoint = Mod_CollisionBIH_TracePoint;
+ mod->PointSuperContents = Mod_CollisionBIH_PointSuperContents;
mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine;
mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight;
mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents;
projects / xonotic / darkplaces.git / commitdiff