1 #include <msp/fs/dir.h>
2 #include <msp/gl/sequencebuilder.h>
3 #include <msp/gl/renderer.h>
4 #include <msp/gl/tests.h>
5 #include <msp/input/keys.h>
6 #include <msp/time/utils.h>
7 #include "desertpillars.h"
12 DesertPillars::Options::Options()
14 wnd_opts.width = 1920;
15 wnd_opts.height = 1080;
16 gl_opts.gl_version_major = Graphics::GLOptions::LATEST_VERSION;
17 gl_opts.core_profile = true;
21 DesertPillars::DesertPillars(int, char **):
22 window(display, opts.wnd_opts),
23 gl_ctx(window, opts.gl_opts),
26 camera(resources.get<GL::Camera>("Camera.camera")),
27 sphere(resources.get<GL::Object>("Sphere.object")),
30 sphere_stopped(false),
33 window.set_title("Desert Pillars");
34 window.signal_close.connect(sigc::bind(sigc::mem_fun(this, &DesertPillars::exit), 0));
35 keyboard.signal_button_press.connect(sigc::bind_return(sigc::mem_fun(this, &DesertPillars::key_press), false));
37 GL::Light &sun = resources.get<GL::Light>("Sun.light");
38 sky = make_unique<GL::Sky>(content, sun);
40 unsigned shadow_size = 8192;
41 shadow_seq = make_unique<GL::Sequence>(shadow_size, shadow_size);
42 GL::Sequence::Step *step = &shadow_seq->add_step("shadow", content);
43 step->set_depth_test(&GL::DepthTest::lequal());
45 shadow_map = make_unique<GL::ShadowMap>(shadow_size, *sky, sun, *shadow_seq);
46 shadow_map->set_target(GL::Vector3(0.0f, 0.0f, 0.0f), 20.0f);
48 GL::SequenceBuilder seq_bld(resources.get<GL::SequenceTemplate>("Desert.seq"));
49 seq_bld.set_renderable("content", *shadow_map);
50 sequence.reset(seq_bld.build(view));
52 unsigned env_size = 256;
53 env_seq = make_unique<GL::Sequence>(env_size, env_size);
54 step = &env_seq->add_step("", *shadow_map);
55 step->set_lighting(&resources.get<GL::Lighting>("Desert.lightn"));
56 step->set_depth_test(&GL::DepthTest::lequal());
58 env_map = make_unique<GL::EnvironmentMap>(256, GL::RGB16F, 7, sphere, *env_seq);
59 sphere.set_matrix(GL::Matrix::translation(GL::Vector3(0.0f, 0.0f, 3.3f)));
61 content.add(resources.get<GL::Scene>("Background.scene"));
62 content.add(*env_map);
64 view.set_content(sequence.get());
65 view.set_camera(&camera);
67 const GL::Vector3 &cam_pos = camera.get_position();
68 camera_distance = cam_pos.norm();
69 camera_angle = Geometry::atan2(cam_pos.y, cam_pos.x);
70 camera_base_height = Geometry::atan2(cam_pos.z, cam_pos.slice<2>(0).norm());
73 int DesertPillars::main()
76 return Application::main();
79 void DesertPillars::tick()
81 Time::TimeStamp t = Time::now();
82 Time::TimeDelta dt = (last_tick ? t-last_tick : Time::zero);
87 sphere_morph += dt/Time::sec;
88 sphere.set_morph(sphere_morph);
93 sphere_angle += Geometry::Angle<float>::from_degrees(36*dt/Time::sec);
94 sphere.set_matrix(GL::Matrix().translate(GL::Vector3(0.0f, 0.0f, 3.3f))
95 .rotate(sphere_angle, GL::Vector3(0.0f, 0.0f, 1.0f)).rotate(sphere_angle*0.5f, GL::Vector3(1.0f, 0.0f, 0.0f)));
100 camera_angle += Geometry::Angle<float>::from_degrees(12*dt/Time::sec);
101 Geometry::Angle<float> cam_height = camera_base_height+Geometry::Angle<float>::from_degrees(15.0f*cos(camera_angle*1.5f));
102 GL::Vector3 cam_dir(cos(camera_angle)*cos(cam_height), sin(camera_angle)*cos(cam_height), sin(cam_height));
103 camera.set_position(GL::Vector3(0.0f, 0.0f, 2.0f)+cam_dir*camera_distance);
104 camera.set_look_direction(-cam_dir);
111 void DesertPillars::key_press(unsigned key)
113 if(key==Input::KEY_ESC)
115 else if(key==Input::KEY_SPACE)
116 camera_stopped = !camera_stopped;
117 else if(key==Input::KEY_F)
118 sphere_frozen = !sphere_frozen;
119 else if(key==Input::KEY_S)
120 sphere_stopped = !sphere_stopped;
124 DesertPillars::Resources::Resources()
126 FS::Path base_dir = FS::get_sys_data_dir()/"demos"/"desertpillars"/"data";
127 source.add_directory(base_dir);
128 source.add_directory(base_dir/"textures");
129 source.add_directory(base_dir/"exported");
134 void DesertPillars::MorphSphere::set_morph(float m)
136 shdata.uniform("morph", m);
139 void DesertPillars::MorphSphere::setup_render(GL::Renderer &renderer, GL::Tag tag) const
141 ObjectInstance::setup_render(renderer, tag);
142 renderer.add_shader_data(shdata);