static void render()
{
render_shadowmap();
render_flag();
glutSwapBuffers();
}
void
Compositor::render(Viewer& viewer)
{
// render the world, twice if stereo is enabled
if (true)
{
OpenGLState state;
#ifndef HAVE_OPENGLES2
if (m_render_shadowmap)
{
g_shadowmap->bind();
render_shadowmap(viewer);
g_shadowmap->unbind();
}
#endif
if (m_stereo_mode == StereoMode::None)
{
m_renderbuffer1->bind();
render_scene(viewer, Stereo::Center);
m_renderbuffer1->unbind();
m_renderbuffer1->blit(*m_framebuffer1);
}
else
{
m_renderbuffer1->bind();
render_scene(viewer, Stereo::Left);
m_renderbuffer1->unbind();
m_renderbuffer2->bind();
render_scene(viewer, Stereo::Right);
m_renderbuffer2->unbind();
m_renderbuffer1->blit(*m_framebuffer1);
m_renderbuffer2->blit(*m_framebuffer2);
}
}
// composit the final image
if (true)
{
OpenGLState state;
MaterialPtr material = std::make_shared<Material>();
{ // setup material
material->set_program(m_composition_prog);
material->set_uniform("MVP", UniformSymbol::ModelViewProjectionMatrix);
material->set_uniform("barrel_power", m_barrel_power);
material->set_uniform("left_eye", 0);
material->set_uniform("right_eye", 1);
if (!viewer.m_cfg.m_show_calibration)
{
material->set_texture(0, m_framebuffer1->get_color_texture());
material->set_texture(1, m_framebuffer2->get_color_texture());
}
else
{
material->set_texture(0, m_calibration_left_texture);
material->set_texture(1, m_calibration_right_texture);
}
m_viewport_offset = {0, 0};
switch(m_stereo_mode)
{
case StereoMode::Cybermaxx:
m_viewport_offset = {-41, 16};
m_composition_prog = m_cybermaxx_prog;
break;
case StereoMode::CrossEye:
m_composition_prog = m_crosseye_prog;
break;
case StereoMode::Anaglyph:
m_composition_prog = m_anaglyph_prog;
break;
case StereoMode::Depth:
material->set_texture(0, m_framebuffer1->get_depth_texture());
m_composition_prog = m_depth_prog;
break;
case StereoMode::Newsprint:
m_composition_prog = m_newsprint_prog;
break;
default:
m_composition_prog = m_mono_prog;
break;
}
} // setup material
ModelPtr model = std::make_shared<Model>();
model->add_mesh(Mesh::create_rect(0.0f, 0.0f, m_screen_w, m_screen_h, -20.0f));
model->set_material(material);
Camera camera;
camera.ortho(0, m_screen_w, m_screen_h, 0.0f, 0.1f, 10000.0f);
SceneManager mgr;
mgr.get_world()->attach_model(model);
RenderContext ctx(camera, mgr.get_world());
glViewport(m_viewport_offset.x, m_viewport_offset.y, m_screen_w, m_screen_h);
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
mgr.render(camera);
render_menu(ctx, viewer);
}
assert_gl("display:exit()");
}
