// The start of the Application
int App::start(const std::vector<CL_String> &args)
{
quit = false;
CL_OpenGLWindowDescription desc;
desc.set_title("ClanLib Light Surface Example");
desc.set_size(CL_Size(900, 700), true);
desc.set_multisampling(4);
desc.set_allow_resize(true);
desc.set_depth_size(16);
CL_DisplayWindow window(desc);
// Connect the Window close event
CL_Slot slot_quit = window.sig_window_close().connect(this, &App::on_window_close);
// Connect a keyboard handler to on_key_up()
CL_Slot slot_input_up = (window.get_ic().get_keyboard()).sig_key_up().connect(this, &App::on_input_up);
// Set up GUI
CL_String theme;
if (CL_FileHelp::file_exists("../../../Resources/GUIThemeAero/theme.css"))
theme = "../../../Resources/GUIThemeAero";
else if (CL_FileHelp::file_exists("../../../Resources/GUIThemeBasic/theme.css"))
theme = "../../../Resources/GUIThemeBasic";
else
throw CL_Exception("No themes found");
CL_GUIWindowManagerTexture wm(window);
CL_GUIManager gui(wm, theme);
// Get the graphic context
CL_GraphicContext gc = window.get_gc();
// Deleted automatically by the GUI
Options *options = new Options(gui, CL_Rect(8, 8, CL_Size(340, 600)));
options->request_repaint();
// Setup graphic store
GraphicStore graphic_store(gc);
scene.gs = &graphic_store;
// Prepare the display
gc.set_map_mode(cl_user_projection);
CL_PolygonRasterizer polygon_rasterizer;
polygon_rasterizer.set_culled(true);
polygon_rasterizer.set_face_cull_mode(cl_cull_back);
polygon_rasterizer.set_front_face(cl_face_side_clockwise);
gc.set_polygon_rasterizer(polygon_rasterizer);
create_scene(gc);
CL_Font font(gc, "tahoma", 24);
graphic_store.image_grid = CL_Image(gc, "../../Display_Render/Blend/Resources/grid.png");
FramerateCounter framerate_counter;
unsigned int time_last = CL_System::get_time();
// Run until someone presses escape
while (!quit)
{
framerate_counter.frame_shown();
unsigned int time_now = CL_System::get_time();
time_delta = time_now - time_last;
time_last = time_now;
// Copy direction options
light_distant->rotation_y = options->light_direction_heading;
light_distant->rotation_x = options->light_direction_pitch;
// Set material options
float shininess = options->material_shininess;
// Convert shininess from a percentage, using Lightwave 3d's method
shininess = shininess / 100.0f;
shininess = pow(2, (10.0f * shininess) + 2);
teapot->model.SetMaterial(
shininess, // material_shininess
CL_Vec4f(options->material_emission_color.r, options->material_emission_color.g, options->material_emission_color.b, options->material_emission_color.a), // material_emission
CL_Vec4f(options->material_ambient_color.r, options->material_ambient_color.g, options->material_ambient_color.b, options->material_ambient_color.a), // material_ambient
CL_Vec4f(options->material_specular_color.r, options->material_specular_color.g, options->material_specular_color.b, options->material_specular_color.a) //material_specular
);
rotate_teapot();
calculate_matricies(gc);
update_light(gc, options);
polygon_rasterizer.set_culled(true);
gc.set_polygon_rasterizer(polygon_rasterizer);
render(gc);
gc.set_modelview(CL_Mat4f::identity());
gc.set_map_mode(cl_map_2d_upper_left);
polygon_rasterizer.set_culled(false);
gc.set_polygon_rasterizer(polygon_rasterizer);
CL_String fps(cl_format("%1 fps", framerate_counter.get_framerate()));
font.draw_text(gc, 16-2, gc.get_height()-16-2, fps, CL_Colorf(0.0f, 0.0f, 0.0f, 1.0f));
font.draw_text(gc, 16, gc.get_height()-16-2, fps, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
wm.process();
wm.draw_windows(gc);
// Use flip(1) to lock the fps
window.flip(0);
// This call processes user input and other events
CL_KeepAlive::process();
}
return 0;
}
// The start of the Application
int App::start(const std::vector<CL_String> &args)
{
quit = false;
CL_OpenGLWindowDescription desc;
desc.set_title("ClanLib Geometry Shader Example");
desc.set_size(CL_Size(900, 700), true);
desc.set_multisampling(0);
desc.set_allow_resize(false);
desc.set_depth_size(16);
desc.set_version(3, 2, false);
CL_DisplayWindow window(desc);
// Connect the Window close event
CL_Slot slot_quit = window.sig_window_close().connect(this, &App::on_window_close);
// Connect a keyboard handler to on_key_up()
CL_Slot slot_input_up = (window.get_ic().get_keyboard()).sig_key_up().connect(this, &App::on_input_up);
// Get the graphic context
CL_GraphicContext gc = window.get_gc();
// Setup graphic store
GraphicStore graphic_store(gc);
scene.gs = &graphic_store;
// Prepare the display
gc.set_map_mode(cl_user_projection);
CL_PolygonRasterizer polygon_rasterizer;
polygon_rasterizer.set_culled(false);
polygon_rasterizer.set_face_cull_mode(cl_cull_back);
polygon_rasterizer.set_front_face(cl_face_side_clockwise);
gc.set_polygon_rasterizer(polygon_rasterizer);
create_scene(gc);
camera_angle = 0.0f;
CL_Font font(gc, "tahoma", 24);
FramerateCounter framerate_counter;
unsigned int time_last = CL_System::get_time();
// Run until someone presses escape
while (!quit)
{
framerate_counter.frame_shown();
unsigned int time_now = CL_System::get_time();
time_delta = time_now - time_last;
time_last = time_now;
control_camera();
calculate_matricies(gc);
gc.set_polygon_rasterizer(polygon_rasterizer);
gc.clear_depth(1.0f);
// ** If enabling below, change the graphic from alpha_ball2.png to alpha_ball.png in graphic_store.cpp
//render_depth_buffer(gc); // Render to depth buffer first, to fake sorting the particles
render(gc); // Render scene
gc.set_modelview(CL_Mat4f::identity());
gc.set_map_mode(cl_map_2d_upper_left);
CL_String fps(cl_format("fps = %1", framerate_counter.get_framerate()));
font.draw_text(gc, 16-2, gc.get_height()-16-2, fps, CL_Colorf(0.0f, 0.0f, 0.0f, 1.0f));
font.draw_text(gc, 16, gc.get_height()-16-2, fps, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
CL_String info(cl_format("Drawing %1 particles", ParticleObject::num_points));
font.draw_text(gc, 16, 30, info);
// Use flip(1) to lock the fps
window.flip(0);
// This call processes user input and other events
CL_KeepAlive::process();
}
return 0;
}