jak-project/goalc/build_level/jak2/Entity.cpp
Hat Kid 619f39d3b7
custom levels: enum lump support (#3305)
This adds support for using enums in lumps using the new lump types
`enum-int32` and `enum-uint32`. Also adds these other new lump types:

- `water-height` (takes 3 meter floats, an enum and another optional
meter float)
- `eco-info` (takes an enum and an int)
- `vector3m` (3 meter floats + `w` set to 1.0)
2024-01-15 12:46:42 +01:00

119 lines
3.9 KiB
C++

#include "Entity.h"
namespace jak2 {
size_t EntityActor::generate(DataObjectGenerator& gen) const {
size_t result = res_lump.generate_header(gen, "entity-actor");
for (int i = 0; i < 4; i++) {
gen.add_word_float(trans[i]);
}
gen.add_word(aid);
gen.add_word(kill_mask);
gen.add_type_tag(etype);
ASSERT(game_task < UINT16_MAX);
ASSERT(vis_id < UINT16_MAX);
u32 packed = (game_task) | (vis_id << 16);
gen.add_word(packed);
for (int i = 0; i < 4; i++) {
gen.add_word_float(quat[i]);
}
res_lump.generate_tag_list_and_data(gen, result);
return result;
}
size_t generate_drawable_actor(DataObjectGenerator& gen,
const EntityActor& actor,
size_t actor_loc) {
gen.align_to_basic();
gen.add_type_tag("drawable-actor"); // 0
size_t result = gen.current_offset_bytes();
gen.add_word(actor.vis_id); // 4
gen.link_word_to_byte(gen.add_word(0), actor_loc); // 8
gen.add_word(0); // 12
for (int i = 0; i < 4; i++) {
gen.add_word_float(actor.bsphere[i]); // 16, 20, 24, 28
}
return result;
}
size_t generate_inline_array_actors(DataObjectGenerator& gen,
const std::vector<EntityActor>& actors) {
std::vector<size_t> actor_locs;
for (auto& actor : actors) {
actor_locs.push_back(actor.generate(gen));
}
gen.align_to_basic();
gen.add_type_tag("drawable-inline-array-actor"); // 0
size_t result = gen.current_offset_bytes();
ASSERT(actors.size() < UINT16_MAX);
gen.add_word(actors.size() << 16); // 4
gen.add_word(0);
gen.add_word(0);
gen.add_word(0);
gen.add_word(0);
gen.add_word(0);
gen.add_word(0);
ASSERT((gen.current_offset_bytes() % 16) == 0);
for (size_t i = 0; i < actors.size(); i++) {
generate_drawable_actor(gen, actors[i], actor_locs[i]);
}
return result;
}
void add_actors_from_json(const nlohmann::json& json,
std::vector<EntityActor>& actor_list,
u32 base_aid,
decompiler::DecompilerTypeSystem& dts) {
for (const auto& actor_json : json) {
auto& actor = actor_list.emplace_back();
actor.aid = actor_json.value("aid", base_aid + actor_list.size());
actor.trans = vectorm3_from_json(actor_json.at("trans"));
actor.etype = actor_json.at("etype").get<std::string>();
if (actor_json.contains("kill_mask") && actor_json.at("kill_mask").is_string()) {
actor.kill_mask = get_enum_val(actor_json.at("kill_mask").get<std::string>(), dts);
} else {
actor.kill_mask = actor_json.value("kill_mask", 0);
}
if (actor_json.contains("game_task") && actor_json.at("game_task").is_string()) {
actor.game_task = get_enum_val(actor_json.at("game_task").get<std::string>(), dts);
} else {
actor.game_task = actor_json.value("game_task", 0);
}
actor.vis_id = actor_json.value("vis_id", 0);
actor.quat = math::Vector4f(0, 0, 0, 1);
if (actor_json.find("quat") != actor_json.end()) {
actor.quat = vector_from_json(actor_json.at("quat"));
}
actor.bsphere = vectorm4_from_json(actor_json.at("bsphere"));
if (actor_json.find("lump") != actor_json.end()) {
for (auto [key, value] : actor_json.at("lump").items()) {
if (value.is_string()) {
std::string value_string = value.get<std::string>();
if (value_string.size() > 0 && value_string[0] == '\'') {
actor.res_lump.add_res(
std::make_unique<ResSymbol>(key, value_string.substr(1), -1000000000.0000));
} else {
actor.res_lump.add_res(
std::make_unique<ResString>(key, value_string, -1000000000.0000));
}
continue;
}
if (value.is_array()) {
actor.res_lump.add_res(res_from_json_array(key, value, dts));
}
}
}
actor.res_lump.sort_res();
}
}
} // namespace jak2