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[model] Add a function to "unload" models

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The model system is rather clunky as it is focused around caching, so
unloading is more of a suggestion than anything, but it was good enough
for testing loading and unloading of IQM models in Vulkan.
This commit is contained in:
Bill Currie 2022-05-04 14:13:18 +09:00
parent bbca22c722
commit ecf33fe8e3
2 changed files with 31 additions and 11 deletions
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1
include/QF/model.h
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@ -438,6 +438,7 @@ void Mod_Init_Cvars (void);
void Mod_ClearAll (void);
model_t *Mod_ForName (const char *name, qboolean crash);
void Mod_TouchModel (const char *name);
void Mod_UnloadModel (model_t *model);
// brush specific
mleaf_t *Mod_PointInLeaf (const vec3_t p, model_t *model) __attribute__((pure));
struct set_s *Mod_LeafPVS (const mleaf_t *leaf, const model_t *model);

41
libs/models/model.c
View file

@ -138,22 +138,31 @@ Mod_Init_Cvars (void)
Cvar_Register (&gl_textures_external_cvar, 0, 0);
}
static void
mod_unload_model (size_t ind)
{
model_t *mod = mod_known.a[ind];
//FIXME this seems to be correct but need to double check the behavior
//with alias models
if (!mod->needload && mod->clear) {
mod->clear (mod, mod->data);
}
if (mod->type != mod_alias) {
mod->needload = true;
}
if (mod->type == mod_sprite) {
mod->cache.data = 0;
}
}
VISIBLE void
Mod_ClearAll (void)
{
size_t i;
model_t **mod;
for (i = 0, mod = mod_known.a; i < mod_numknown; i++, mod++) {
//FIXME this seems to be correct but need to double check the behavior
//with alias models
if (!(*mod)->needload && (*mod)->clear) {
(*mod)->clear (*mod, (*mod)->data);
}
if ((*mod)->type != mod_alias)
(*mod)->needload = true;
if ((*mod)->type == mod_sprite)
(*mod)->cache.data = 0;
for (i = 0; i < mod_numknown; i++) {
mod_unload_model (i);
}
}
@ -323,6 +332,16 @@ Mod_TouchModel (const char *name)
}
}
VISIBLE void
Mod_UnloadModel (model_t *model)
{
for (size_t i = 0; i < mod_numknown; i++) {
if (mod_known.a[i] == model) {
mod_unload_model (i);
}
}
}
VISIBLE void
Mod_Print (void)
{