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Add opt-in retained texture banks and enhancement memory snapshots

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This commit is contained in:
Matthew Stanley
2026-09-13 16:50:26 -07:00
parent 7025bb5f88
commit 9037e7bd23
22 changed files with 563 additions and 18 deletions
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runtime/tests/test_mod_runtime.cpp
+39
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@@ -6,6 +6,7 @@
#include "gpu.h"
#include <array>
#include <algorithm>
#include <cstdint>
#include <filesystem>
#include <fstream>
@@ -491,6 +492,44 @@ int main() {
"unestablished display geometry must report zero so callers skip "
"drawing instead of guessing");
/* Source-owned ISO: nested file spanning two sectors, without a derived
* disc. Host reads must choose the original mount and leave sizes honest. */
std::vector<uint8_t> iso(24*2048);
auto le32 = [&](size_t at,uint32_t n) { for(unsigned i=0;i<4;++i) iso[at+i]=(uint8_t)(n>>(i*8)); };
auto record = [&](size_t at,uint32_t lba,uint32_t bytes,bool directory,const std::string& name) {
iso[at]=(uint8_t)((33+name.size()+1)&~size_t(1));
le32(at+2,lba); le32(at+10,bytes); iso[at+25]=directory?2:0;
iso[at+28]=1;iso[at+31]=1;iso[at+32]=(uint8_t)name.size();
std::copy(name.begin(),name.end(),iso.begin()+at+33);
};
iso[16*2048]=1;std::copy_n("CD001",5,iso.begin()+16*2048+1);iso[16*2048+6]=1;
record(16*2048+156,20,2048,true,std::string(1,'\0'));
record(20*2048,21,2048,true,"S0");
record(21*2048,22,3000,false,"LEVEL.NSF;1");
for(unsigned i=0;i<3000;++i)iso[22*2048+i]=(uint8_t)(i*7);
const auto disc_root=root/"host-reader";
const auto iso_path=disc_root/"original.iso";
write_bytes(iso_path,iso);
check(PSXRecompV4::mod_runtime_initialize(disc_root,"READER",0,{},&error),"reader initialize");
check(PSXRecompV4::mod_runtime_commit(iso_path,&error),"reader mount original ISO");
uint32_t bytes=0;
check(psx_mod_read_disc_file("S0/LEVEL.NSF",nullptr,0,&bytes) && bytes==3000,"query original nested file size");
std::vector<uint8_t> result(3000);
check(!psx_mod_read_disc_file("S0/LEVEL.NSF",result.data(),2999,&bytes) && bytes==0,"undersized destination rejected");
check(psx_mod_read_disc_file("S0/LEVEL.NSF",result.data(),(uint32_t)result.size(),&bytes) &&
bytes==3000 && std::equal(result.begin(),result.end(),iso.begin()+22*2048),"complete original file bytes");
check(!psx_mod_read_disc_file("S0/MISSING.NSF",nullptr,0,&bytes) && bytes==0,"missing file explicit");
check(!psx_mod_read_disc_file("S0",nullptr,0,&bytes),"directory rejected");
std::vector<uint8_t> raw_iso(24*2352);
for(unsigned i=0;i<24;++i) {
raw_iso[i*2352+15]=2;
std::copy_n(iso.begin()+i*2048,2048,raw_iso.begin()+i*2352+24);
}
const auto raw_path=disc_root/"original.bin";
write_bytes(raw_path,raw_iso);
check(PSXRecompV4::mod_runtime_commit(raw_path,&error),"reader mount raw disc");
check(psx_mod_read_disc_file("S0/LEVEL.NSF",result.data(),(uint32_t)result.size(),&bytes) &&
std::equal(result.begin(),result.end(),iso.begin()+22*2048),"raw and ISO reads identical");
fs::remove_all(root, ec);
if (failures) return 1;
std::cout << "mod runtime tests passed\n";