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[model] Trim decompressed vis sets

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I had been trimming for the solid leaf, but not the empty leafs. I had
assumed the vis tool would trim the bits, but it seems to not be
reliable (though it could be a bug in qfvis, I think the map in question
is one of my test maps).
This commit is contained in:
Bill Currie 2022-05-27 12:21:50 +09:00
parent 61178978be
commit 45b3ef79c8
1 changed files with 8 additions and 3 deletions
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11
libs/models/brush/model_brush.c
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@ -153,13 +153,13 @@ Mod_LeafPVS (const mleaf_t *leaf, const model_t *model)
static set_t *novis;
static set_t *decompressed;
unsigned numvis = model->brush.visleafs;
unsigned excess = SET_SIZE (numvis) - numvis;
if (leaf == model->brush.leafs) {
if (!novis) {
novis = set_new_size (numvis);
}
if (!novis->map[0] || SET_SIZE (numvis) > novis->size) {
unsigned excess = SET_SIZE (numvis) - numvis;
set_expand (novis, numvis);
memset (novis->map, 0xff,
SET_WORDS (novis) * sizeof (*novis->map));
@ -173,6 +173,7 @@ Mod_LeafPVS (const mleaf_t *leaf, const model_t *model)
set_expand (decompressed, numvis);
Mod_DecompressVis_set (leaf->compressed_vis, &model->brush, 0xff,
decompressed);
decompressed->map[SET_WORDS (decompressed) - 1] &= (~SET_ZERO) >> excess;
return decompressed;
}
@ -181,14 +182,16 @@ Mod_LeafPVS_set (const mleaf_t *leaf, const model_t *model, byte defvis,
set_t *out)
{
unsigned numvis = model->brush.visleafs;
unsigned excess = SET_SIZE (numvis) - numvis;
set_expand (out, numvis);
if (leaf == model->brush.leafs) {
unsigned excess = SET_SIZE (numvis) - numvis;
memset (out->map, defvis, SET_WORDS (out) * sizeof (*out->map));
out->map[SET_WORDS (out) - 1] &= (~SET_ZERO) >> excess;
return;
}
Mod_DecompressVis_set (leaf->compressed_vis, &model->brush, defvis, out);
out->map[SET_WORDS (out) - 1] &= (~SET_ZERO) >> excess;
}
VISIBLE void
@ -196,9 +199,10 @@ Mod_LeafPVS_mix (const mleaf_t *leaf, const model_t *model, byte defvis,
set_t *out)
{
unsigned numvis = model->brush.visleafs;
unsigned excess = SET_SIZE (numvis) - numvis;
set_expand (out, numvis);
if (leaf == model->brush.leafs) {
unsigned excess = SET_SIZE (numvis) - numvis;
byte *o = (byte *) out->map;
for (int i = SET_WORDS (out) * sizeof (*out->map); i-- > 0; ) {
*o++ |= defvis;
@ -207,6 +211,7 @@ Mod_LeafPVS_mix (const mleaf_t *leaf, const model_t *model, byte defvis,
return;
}
Mod_DecompressVis_mix (leaf->compressed_vis, &model->brush, defvis, out);
out->map[SET_WORDS (out) - 1] &= (~SET_ZERO) >> excess;
}
// BRUSHMODEL LOADING =========================================================