int main()
{
auto engine = std::make_unique<yae::sdl_engine>();
auto window = engine->create_simple_window();
auto cv = yae::clipping_volume{ -8.0f, 8.0f, -6.0f, 6.0f, 1.0f, -1.0f };
window->close_when_keydown();
auto rwop = SDL_RWFromFile("smiley.png", "rb");
auto hero_image = IMG_LoadPNG_RW(rwop);
auto pixels = (GLubyte*)hero_image->pixels;
auto width = hero_image->w;
auto height = hero_image->h;
auto hero_texture = std::make_shared<yae::texture>(pixels, width, height);
yae::buffer_object_builder<float> b({ -50.0f, -50.0f, 50.0f, -50.0f, 50.0f, 50.0f, -50.0f, 50.0f });
auto multi_hero = std::make_shared<yae::geometry<float>>(b.get_size() / 2, 2, GL_QUADS);
multi_hero->set_vertex_positions(b.build());
multi_hero->set_vertex_tex_coords(b.build());
auto node = std::make_shared<yae::geometry_node<float>>(multi_hero);
auto root = std::make_shared<yae::group>();
root->add(node);
auto prog = yae::texture_program::create();
prog->set_texture(hero_texture);
auto scene = std::make_shared<yae::rendering_scene>();
auto cam = std::make_shared<yae::parallel_camera>(cv);
auto bg_color = yae::color4f{ 0.0f, 0.0f, 0.0f, 0.0f };
auto clear_viewport_cb = yae::clear_viewport_callback(bg_color, scene->get_viewport());
auto cre = std::make_shared<yae::custom_rendering_element>("clear_viewport", clear_viewport_cb);
auto nre = std::make_shared<yae::node_rendering_element>("smiley_canvas", root, prog, cam);
scene->add_element(cre);
scene->add_element(nre);
scene->associate_camera<yae::rendering_scene::fit_all_adapter>(cam, window.get(), yae::viewport_relative{ 0.0f, 0.0f, 1.0f, 1.0f });
window->set_render_callback([&](yae::rendering_context& ctx) {
cam->rotate_z(0.5);
});
window->add_scene(scene);
engine->run(window.get());
return 0;
}
Scene *rna_Main_scenes_new(Main *UNUSED(bmain), const char *name)
{
return add_scene(name);
}
