/*
* R_LoadBspSubmodels
*/
static void R_LoadBspSubmodels(const d_bsp_lump_t *l) {
const d_bsp_model_t *in;
r_bsp_submodel_t *out;
int i, j, count;
in = (const void *) (mod_base + l->file_ofs);
if (l->file_len % sizeof(*in)) {
Com_Error(ERR_DROP, "R_LoadBspSubmodels: Funny lump size in %s.",
r_load_model->name);
}
count = l->file_len / sizeof(*in);
out = R_HunkAlloc(count * sizeof(*out));
r_load_model->submodels = out;
r_load_model->num_submodels = count;
for (i = 0; i < count; i++, in++, out++) {
for (j = 0; j < 3; j++) { // spread the mins / maxs by 1 unit
out->mins[j] = LittleFloat(in->mins[j]) - 1.0;
out->maxs[j] = LittleFloat(in->maxs[j]) + 1.0;
out->origin[j] = LittleFloat(in->origin[j]);
}
out->radius = R_RadiusFromBounds(out->mins, out->maxs);
out->head_node = LittleLong(in->head_node);
out->first_face = LittleLong(in->first_face);
out->num_faces = LittleLong(in->num_faces);
}
}
/**
* @brief Loads brush entities like func_door and func_breakable
* @sa CMod_LoadSubmodels
*/
static void R_ModLoadSubmodels (const lump_t *l)
{
const dBspModel_t *in;
mBspHeader_t *out;
int i, j, count;
in = (const dBspModel_t *) (mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Com_Error(ERR_DROP, "R_ModLoadSubmodels: funny lump size in %s", r_worldmodel->name);
count = l->filelen / sizeof(*in);
out = (mBspHeader_t *)Mem_PoolAlloc(count * sizeof(*out), vid_modelPool, 0);
Com_DPrintf(DEBUG_RENDERER, "...submodels: %i\n", count);
r_worldmodel->bsp.submodels = out;
r_worldmodel->bsp.numsubmodels = count;
for (i = 0; i < count; i++, in++, out++) {
/* spread the mins / maxs by a pixel */
for (j = 0; j < 3; j++) {
out->mins[j] = LittleFloat(in->mins[j]) - 1.0f + (float)shift[j];
out->maxs[j] = LittleFloat(in->maxs[j]) + 1.0f + (float)shift[j];
out->origin[j] = LittleFloat(in->origin[j]) + (float)shift[j];
}
out->radius = R_RadiusFromBounds(out->mins, out->maxs);
out->headnode = LittleLong(in->headnode);
out->firstface = LittleLong(in->firstface);
out->numfaces = LittleLong(in->numfaces);
}
}
/*
* @brief Loads all r_bsp_inline_model_t for the specified BSP model. These are
* later registered as first-class r_model_t's in R_SetupBspInlineModels.
*/
static void R_LoadBspInlineModels(r_bsp_model_t *bsp, const d_bsp_lump_t *l) {
r_bsp_inline_model_t *out;
uint16_t i, j;
const d_bsp_model_t *in = (const void *) (mod_base + l->file_ofs);
if (l->file_len % sizeof(*in)) {
Com_Error(ERR_DROP, "Funny lump size\n");
}
bsp->num_inline_models = l->file_len / sizeof(*in);
bsp->inline_models = out = Z_LinkMalloc(bsp->num_inline_models * sizeof(*out), bsp);
for (i = 0; i < bsp->num_inline_models; i++, in++, out++) {
for (j = 0; j < 3; j++) { // spread the bounds slightly
out->mins[j] = LittleFloat(in->mins[j]) - 1.0;
out->maxs[j] = LittleFloat(in->maxs[j]) + 1.0;
out->origin[j] = LittleFloat(in->origin[j]);
}
out->radius = R_RadiusFromBounds(out->mins, out->maxs);
out->head_node = LittleLong(in->head_node);
// some (old) maps have invalid inline model head_nodes
if (out->head_node < 0 || out->head_node >= bsp->num_nodes) {
Com_Warn("Bad head_node for %d: %d\n", i, out->head_node);
out->head_node = -1;
}
out->first_surface = (uint16_t) LittleLong(in->first_face);
out->num_surfaces = (uint16_t) LittleLong(in->num_faces);
}
}
