Starship/src/port/GBIMiddleware.cpp

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#include <libultraship.h>
#include "Engine.h"
#include "DisplayList.h"
#include "Array.h"
extern "C" int GameEngine_OTRSigCheck(const char* data);
extern "C" void gSPDisplayList(Gfx* pkt, Gfx* dl) {
char* imgData = (char*)dl;
if (GameEngine_OTRSigCheck(imgData) == 1) {
auto resource = LUS::Context::GetInstance()->GetResourceManager()->LoadResource(imgData);
auto res = std::static_pointer_cast<LUS::DisplayList>(resource);
dl = &res->Instructions[0];
}
__gSPDisplayList(pkt, dl);
}
extern "C" void gSPVertex(Gfx* pkt, uintptr_t v, int n, int v0) {
if (GameEngine_OTRSigCheck((char*)v) == 1) {
v = (uintptr_t) ResourceGetDataByName((char *) v);
}
__gSPVertex(pkt, v, n, v0);
}
extern "C" void gSPInvalidateTexCache(Gfx* pkt, uintptr_t texAddr) {
char* imgData = (char*)texAddr;
if (texAddr != 0 && GameEngine_OTRSigCheck(imgData)) {
auto res = LUS::Context::GetInstance()->GetResourceManager()->LoadResource(imgData);
if (res->GetInitData()->Type == LUS::ResourceType::DisplayList)
texAddr = (uintptr_t)&((std::static_pointer_cast<LUS::DisplayList>(res))->Instructions[0]);
else if (res->GetInitData()->Type == LUS::ResourceType::Array)
texAddr = (uintptr_t)(std::static_pointer_cast<LUS::Array>(res))->Vertices.data();
else {
texAddr = (uintptr_t) res->GetRawPointer();
}
}
__gSPInvalidateTexCache(pkt, texAddr);
}