24931770d3
* fix unknown command line argument * fix warnings settings for gcc * fix -Wzero-as-null-pointer-constant * revert CMakeLists.txt
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
#include "libhud.hpp"
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#include "graphics/render/ParticlesRenderer.hpp"
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#include "graphics/render/Emitter.hpp"
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#include "assets/assets_util.hpp"
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using namespace scripting;
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static int l_emit(lua::State* L) {
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EmitterOrigin origin;
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if (lua::istable(L, 1)) {
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origin = lua::tovec3(L, 1);
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} else {
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origin = static_cast<entityid_t>(lua::tointeger(L, 1));
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}
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int count = lua::tointeger(L, 2);
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auto preset = lua::tovalue(L, 3);
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auto extension = lua::tovalue(L, 4);
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ParticlesPreset particlesPreset {};
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particlesPreset.deserialize(preset);
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if (extension != nullptr) {
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particlesPreset.deserialize(extension);
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}
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auto& assets = *engine->getAssets();
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auto region = util::get_texture_region(assets, particlesPreset.texture, "");
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auto emitter = std::make_unique<Emitter>(
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*level,
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std::move(origin),
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std::move(particlesPreset),
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region.texture,
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region.region,
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count
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);
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return lua::pushinteger(L, renderer->particles->add(std::move(emitter)));
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}
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static int l_stop(lua::State* L) {
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u64id_t id = lua::touinteger(L, 1);
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if (auto emitter = renderer->particles->getEmitter(id)) {
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emitter->stop();
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}
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return 0;
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}
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static int l_get_origin(lua::State* L) {
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u64id_t id = lua::touinteger(L, 1);
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if (auto emitter = renderer->particles->getEmitter(id)) {
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const auto& origin = emitter->getOrigin();
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if (auto pos = std::get_if<glm::vec3>(&origin)) {
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return lua::pushvec3(L, *pos);
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} else if (auto entityid = std::get_if<entityid_t>(&origin)) {
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return lua::pushinteger(L, *entityid);
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}
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}
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return 0;
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}
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static int l_set_origin(lua::State* L) {
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u64id_t id = lua::touinteger(L, 1);
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if (auto emitter = renderer->particles->getEmitter(id)) {
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if (lua::istable(L, 2)) {
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emitter->setOrigin(lua::tovec3(L, 2));
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} else {
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emitter->setOrigin(static_cast<entityid_t>(lua::tointeger(L, 2)));
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}
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}
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return 0;
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}
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static int l_is_alive(lua::State* L) {
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u64id_t id = lua::touinteger(L, 1);
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if (auto emitter = renderer->particles->getEmitter(id)) {
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return lua::pushboolean(L, !emitter->isDead());
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}
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return lua::pushboolean(L, false);
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}
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const luaL_Reg particleslib[] = {
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{"emit", wrap_hud<l_emit>},
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{"stop", wrap_hud<l_stop>},
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{"is_alive", wrap_hud<l_is_alive>},
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{"get_origin", wrap_hud<l_get_origin>},
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{"set_origin", wrap_hud<l_set_origin>},
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{nullptr, nullptr}
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};
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