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high level sample

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BlackMATov
2019-03-08 07:02:09 +07:00
parent 1f471cd119
commit f3302b648b
14 changed files with 188 additions and 2 deletions
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samples/sources/sample_03/sample_03.cpp
+77 -2
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@@ -9,7 +9,12 @@ using namespace e2d;
namespace
{
struct rotator {
v3f axis;
};
class game_system final : public ecs::system {
public:
void process(ecs::registry& owner) override {
E2D_UNUSED(owner);
const keyboard& k = the<input>().keyboard();
@@ -22,10 +27,80 @@ namespace
}
};
class rotator_system final : public ecs::system {
public:
void process(ecs::registry& owner) override {
const f32 time = the<engine>().time();
owner.for_joined_components<rotator, actor>(
[&time](const ecs::const_entity&, const rotator& rot, actor& act){
const node_iptr node = act.node();
if ( node ) {
const q4f q = math::make_quat_from_axis_angle(make_rad(time), rot.axis);
node->rotation(q);
}
});
}
};
class game final : public high_application {
public:
bool initialize() final {
if ( !create_scene() || !create_camera() ) {
return false;
}
the<world>().registry().add_system<game_system>();
the<world>().registry().add_system<rotator_system>();
return true;
}
private:
bool create_scene() {
auto model_res = the<library>().load_asset<model_asset>("gnome_model.json");
auto sprite_res = the<library>().load_asset<sprite_asset>("ship_sprite.json");
if ( !model_res || !sprite_res ) {
return false;
}
ecs::entity scene_e = the<world>().registry().create_entity();
scene_e.assign_component<scene>(node::create(the<world>()));
node_iptr scene_r = scene_e.get_component<scene>().root();
{
ecs::entity model_e = the<world>().registry().create_entity();
model_e.assign_component<rotator>(rotator{v3f::unit_y()});
model_e.assign_component<actor>(node::create(model_e));
model_e.assign_component<renderer>();
model_e.assign_component<model_renderer>(model_res);
node_iptr model_n = model_e.get_component<actor>().node();
model_n->scale(v3f{20.f});
model_n->translation(v3f{0.f,50.f,0.f});
scene_r->add_child(model_n);
}
{
ecs::entity sprite_e = the<world>().registry().create_entity();
sprite_e.assign_component<rotator>(rotator{v3f::unit_z()});
sprite_e.assign_component<actor>(node::create(sprite_e));
sprite_e.assign_component<renderer>();
sprite_e.assign_component<sprite_renderer>(sprite_res);
node_iptr sprite_n = sprite_e.get_component<actor>().node();
sprite_n->translation(v3f{0,-50.f,0});
scene_r->add_child(sprite_n);
}
return true;
}
bool create_camera() {
const auto camera_c = camera()
.background({1.f, 0.4f, 0.f, 1.f})
.viewport(the<window>().real_size())
.projection(math::make_orthogonal_lh_matrix4(
the<window>().real_size().cast_to<f32>(), 0.f, 1000.f));
ecs::entity camera_e = the<world>().registry().create_entity();
camera_e.assign_component<camera>(camera_c);
camera_e.assign_component<actor>(node::create(camera_e));
return true;
}
};
@@ -36,7 +111,7 @@ int e2d_main(int argc, char *argv[]) {
engine::parameters("sample_03", "enduro2d")
.timer_params(engine::timer_parameters()
.maximal_framerate(100)));
modules::initialize<starter>(
argc, argv, starter_params).start<game>();
modules::initialize<starter>(argc, argv, starter_params).start<game>();
modules::shutdown<starter>();
return 0;
}