Martin Michelsen
97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
#include "PSOGCObjectGraph.hh"
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#include "Text.hh"
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using namespace std;
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struct TObjectVTable {
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phosg::be_uint32_t unused_a1;
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phosg::be_uint32_t unused_a2;
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phosg::be_uint32_t destroy;
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phosg::be_uint32_t update;
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phosg::be_uint32_t render;
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phosg::be_uint32_t render_shadow;
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} __packed_ws__(TObjectVTable, 0x18);
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struct TObject {
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phosg::be_uint32_t type_name_addr;
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phosg::be_uint16_t flags;
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parray<uint8_t, 2> unused;
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phosg::be_uint32_t prev_sibling_addr;
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phosg::be_uint32_t next_sibling_addr;
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phosg::be_uint32_t parent_addr;
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phosg::be_uint32_t children_head_addr;
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phosg::be_uint32_t vtable_addr;
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} __packed_ws__(TObject, 0x1C);
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PSOGCObjectGraph::PSOGCObjectGraph(const string& memory_data, uint32_t root_address) {
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phosg::StringReader r(memory_data);
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this->root = this->parse_object_memo(r, root_address);
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}
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shared_ptr<PSOGCObjectGraph::VTable> PSOGCObjectGraph::parse_vtable_memo(phosg::StringReader& r, uint32_t addr) {
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try {
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return this->all_vtables.at(addr);
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} catch (const out_of_range&) {
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}
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const auto& vt = r.pget<TObjectVTable>(addr & 0x01FFFFFF);
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auto ret = this->all_vtables.emplace(addr, make_shared<VTable>()).first->second;
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ret->address = addr;
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ret->destroy_addr = vt.destroy;
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ret->update_addr = vt.update;
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ret->render_addr = vt.render;
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ret->render_shadow_addr = vt.render_shadow;
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return ret;
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}
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shared_ptr<PSOGCObjectGraph::Object> PSOGCObjectGraph::parse_object_memo(phosg::StringReader& r, uint32_t addr) {
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try {
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return this->all_objects.at(addr);
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} catch (const out_of_range&) {
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}
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const auto& obj = r.pget<TObject>(addr & 0x01FFFFFF);
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string type_name = r.pget_cstr(obj.type_name_addr & 0x01FFFFFF);
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auto ret = this->all_objects.emplace(addr, make_shared<Object>()).first->second;
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ret->address = addr;
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ret->flags = obj.flags;
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ret->type_name = std::move(type_name);
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ret->vtable = this->parse_vtable_memo(r, obj.vtable_addr);
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if (obj.parent_addr) {
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ret->parent = this->parse_object_memo(r, obj.parent_addr);
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}
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if (obj.children_head_addr) {
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uint32_t child_addr = obj.children_head_addr;
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while (child_addr) {
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ret->children.emplace_back(this->parse_object_memo(r, child_addr));
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child_addr = r.pget<TObject>(child_addr & 0x01FFFFFF).next_sibling_addr;
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}
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}
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return ret;
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}
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void PSOGCObjectGraph::print(FILE* stream) const {
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this->root->print(stream);
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}
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void PSOGCObjectGraph::Object::print(FILE* stream, size_t indent_level) const {
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for (size_t z = 0; z < indent_level; z++) {
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fputc(' ', stream);
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fputc(' ', stream);
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}
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phosg::fwrite_fmt(stream, "{} +{:04X} @ {:08X} (VT {:08X}: destroy={:08X} update={:08X} render={:08X} render_shadow={:08X})\n",
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this->type_name,
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this->flags,
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this->address,
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this->vtable->address,
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this->vtable->destroy_addr,
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this->vtable->update_addr,
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this->vtable->render_addr,
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this->vtable->render_shadow_addr);
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for (const auto& child : this->children) {
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child->print(stream, indent_level + 1);
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}
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}
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