bool ShaderProgram::upload_to(RenderContext const & context) const {
if ( !program_ || dirty_) {
std::list<scm::gl::shader_ptr> shaders;
ResourceFactory factory;
for (auto const& s : stages_) {
auto source = factory.resolve_substitutions(s.source, substitutions_);
shaders.push_back(context.render_device->create_shader(s.type, source));
}
if (interleaved_stream_capture_.empty()) {
program_ = context.render_device->create_program(shaders);
} else {
scm::gl::interleaved_stream_capture capture_array (interleaved_stream_capture_.front());
for (auto const& k : interleaved_stream_capture_)
capture_array(k);
program_ = context.render_device->create_program(
shaders, capture_array, in_rasterization_discard_);
}
dirty_ = false;
if (!program_) {
Logger::LOG_WARNING << "Failed to create shaders!" << std::endl;
return false;
}
}
return true;
}
void ResourceManager::LoadResource( const std::string & resource )
{
if( ResourceIsLoaded( resource ) )
return;
ResourceFactory * rf = ResourceFactory::Instance( );
m_Resources[resource] = rf->LoadResource( resource );
}
FullscreenPassDescription& FullscreenPassDescription::source(std::string const& source) {
#ifndef GUACAMOLE_RUNTIME_PROGRAM_COMPILATION
ResourceFactory factory;
fragment_shader_ = factory.prepare_shader(source, "FullscreenPass shader");
#else
fragment_shader_ = source;
Resources::resolve_includes(fragment_shader_);
#endif
fragment_shader_is_file_name_ = false;
recompile_shaders_ = true;
return *this;
}
void LowQualitySplattingSubRenderer::_load_shaders() {
//create stages only with one thread!
if(!shaders_loaded_) {
#ifndef GUACAMOLE_RUNTIME_PROGRAM_COMPILATION
#error "This works only with GUACAMOLE_RUNTIME_PROGRAM_COMPILATION enabled"
#endif
ResourceFactory factory;
shader_stages_.clear();
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_VERTEX_SHADER, factory.read_shader_file("resources/shaders/plod/one_pass_splatting/one_pass_low_quality.vert")));
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_GEOMETRY_SHADER, factory.read_shader_file("resources/shaders/plod/one_pass_splatting/one_pass_low_quality.geom")));
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_FRAGMENT_SHADER, factory.read_shader_file("resources/shaders/plod/one_pass_splatting/one_pass_low_quality.frag")));
shaders_loaded_ = true;
}
}
SPointsRenderer::SPointsRenderer() : initialized_(false) {
ResourceFactory factory;
// create final shader description
program_stages_.push_back(ShaderProgramStage(
scm::gl::STAGE_VERTEX_SHADER,
factory.read_shader_file("resources/shaders/forward_point_rendering.vert")));
program_stages_.push_back(ShaderProgramStage(
scm::gl::STAGE_FRAGMENT_SHADER,
factory.read_shader_file("resources/shaders/forward_point_rendering.frag")));
}
void LogToLinSubRenderer::_load_shaders() {
//create stages only with one thread!
if(!shaders_loaded_) {
#ifndef GUACAMOLE_RUNTIME_PROGRAM_COMPILATION
#error "This works only with GUACAMOLE_RUNTIME_PROGRAM_COMPILATION enabled"
#endif
ResourceFactory factory;
shader_stages_.clear();
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_VERTEX_SHADER,
factory.read_shader_file("resources/shaders/plod/p00_log_to_lin_conversion.vert")));
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_FRAGMENT_SHADER,
factory.read_shader_file("resources/shaders/plod/p00_log_to_lin_conversion.frag")));
shaders_loaded_ = true;
}
}
void HoleFillingSubRenderer::_load_shaders() {
//create stages only with one thread!
if(!shaders_loaded_) {
#ifndef GUACAMOLE_RUNTIME_PROGRAM_COMPILATION
#error "This works only with GUACAMOLE_RUNTIME_PROGRAM_COMPILATION enabled"
#endif
ResourceFactory factory;
shader_stages_.clear();
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_VERTEX_SHADER,
factory.read_shader_file("resources/shaders/plod/linked_list_splatting/p03_fill_holes.vert")) );
shader_stages_.push_back(ShaderProgramStage(scm::gl::STAGE_FRAGMENT_SHADER,
factory.read_shader_file("resources/shaders/plod/linked_list_splatting/p03_fill_holes.frag")) );
shaders_loaded_ = true;
}
}
// ----------------------------------------------------------------------------------------------
// this function must *always* return a valid Resource, even for 'missing' resources.
Resource* ResourceManager::LoadAsync(const WCHAR* filename, Resource* def)
{
AutoSync sync(&m_criticalSection); // CRITICAL SECTION - ENTIRE FUNCTION
Resource * res = NULL;
// check cache, use if already there.
if(NULL == res)
{
auto it = m_loaded.find(filename);
if(it != m_loaded.end() ) res = it->second;
}
// check pending, use if already there.
if(NULL == res)
{
auto it = m_pending.find(filename);
if(it != m_pending.end() ) res = it->second;
}
// create new info and add it to pending list to be loaded.
if(NULL == res)
{
ResourceFactory * factory = GetFactory(filename);
if (!factory)
{
return NULL;
}
res = factory->CreateResource(def);
m_pending[filename] = res;
BOOL success = SetEvent(m_EventHandle);
#ifdef NDEBUG
UNREFERENCED_VARIABLE(success);
#endif
assert(success);
}
assert(res);
res->AddRef();
return res;
}
// ----------------------------------------------------------------------------------------------
Resource* ResourceManager::LoadImmediate(const WCHAR* filename, Resource* def)
{
AutoSync sync(&m_criticalSection); // CRITICAL SECTION - ENTIRE FUNCTION
Resource * res = NULL;
// check cache, use if already there.
if(NULL == res)
{
auto it = m_loaded.find(filename);
if(it != m_loaded.end() ) res = it->second;
}
// check pending, use if already there.
if(NULL == res)
{
auto it = m_pending.find(filename);
if(it != m_pending.end() ) res = it->second;
}
// create new info and add load it immediatelly.
if(NULL == res)
{
ResourceFactory * factory = GetFactory(filename);
res = factory->CreateResource(def);
bool loaded = LoadResource(res, filename);
if(!loaded)
{
Logger::Log(OutputMessageType::Error, L"failed to load %s\n",filename);
SAFE_DELETE(res);
return NULL;
}
else
{
m_loaded[filename] = res;
}
}
res->AddRef();
return res;
}
// loading/unloading
// ----------------------------------------------------------------------------------------------
// Loads a file and turns it into a runtime resource
bool ResourceManager::LoadResource(Resource * res, const WCHAR* filename)
{
bool ok = false;
// try to create resource
if (!FileUtils::Exists(filename))
{
Logger::Log(OutputMessageType::Error, L"Failed to load file, '%ls' -- does not exist\n", filename);
return false;
}
PerfTimer timer;
timer.Start();
// get factory associated with 'filename'
ResourceFactory * factory = GetFactory(filename);
if (!factory)
{
return false;
}
ok = factory->LoadResource(res, filename);
if (ok)
{
res->SetReady();
timer.Stop();
Logger::Log(OutputMessageType::Debug, L"%d ms Loaded %ls\n", timer.ElapsedMilliseconds(), FileUtils::Name(filename));
}
else
{
timer.Stop();
Logger::Log(OutputMessageType::Error, L"%d ms failed to load %ls\n", timer.ElapsedMilliseconds(), filename);
}
return ok;
}
int main(int argc, char **argv)
{
// print version info
if(argc == 2) {
string param(argv[1]);
if(param == "--version" || param == "-v") {
cout << "Version information:" << endl;
cout << "Graphics Application Revision: " << ERP_GIT_VERSION << endl;
cout << "BOINC Revision: " << SVN_VERSION << endl;
exit(0);
}
}
// enable BOINC diagnostics
// TODO: we might want to optimize this for glibc- and mingw-based stacktraces!
boinc_init_graphics_diagnostics(BOINC_DIAG_DEFAULTS);
#ifdef __APPLE__
setMacIcon(argv[0], MacAppIconData, sizeof(MacAppIconData));
#endif
// choose application to be build/used
GraphicsEngineFactory::Applications scienceApplication;
#ifdef SCIENCE_APP
scienceApplication = GraphicsEngineFactory::SCIENCE_APP;
#else
scienceApplication = GraphicsEngineFactory::EinsteinS5R3;
#endif
// prepare main objects
WindowManager window;
ResourceFactory factory;
AbstractGraphicsEngine *graphics = GraphicsEngineFactory::createInstance(
GraphicsEngineFactory::Starsphere,
scienceApplication);
if(!graphics) {
cerr << "Requested graphics engine could not be found/instantiated!" << endl;
exit(1);
}
// initialize window manager
if(!window.initialize()) {
cerr << "Window manager could not be initialized!" << endl;
delete graphics;
exit(1);
}
// create font and icon resource instances
const Resource *fontResource = factory.createInstance("FontSansSerif");
const Resource *iconResource = factory.createInstance("AppIconBMP");
if(fontResource == NULL) {
cerr << "Font resource could not be loaded!" << endl;
delete graphics;
exit(1);
}
if(fontResource->data()->size() <= 0) {
cerr << "Font resource could not be loaded!" << endl;
delete graphics;
delete fontResource;
exit(1);
}
if(iconResource != NULL && iconResource->data()->size() > 0) {
window.setWindowIcon(&iconResource->data()->at(0), iconResource->data()->size());
delete iconResource;
}
else {
cerr << "Icon resource could not be loaded! Continuing anyway..." << endl;
}
window.setWindowCaption("Einstein@Home");
// register starsphere as event observer
window.registerEventObserver(graphics);
// pepare rendering
graphics->initialize(window.windowWidth(), window.windowHeight(), fontResource);
graphics->refreshBOINCInformation();
// check optional command line parameters
if(argc == 2) {
string param(argv[1]);
if(param == "--fullscreen") {
// set non-interactive mode (must do this first on Apple)
window.setScreensaverMode(true);
}
if(param == "--fullscreen" || param == "--demo") {
// switch to fullscreen (on windoze: after init!)
window.toggleFullscreen();
#ifdef __APPLE__
SetMacSSLevel();
#endif
}
}
// enter main event loop
window.eventLoop();
// clean up end exit
window.unregisterEventObserver(graphics);
delete graphics;
delete fontResource;
exit(0);
}
void init(int argc, char** argv) {
static scm::shared_ptr<scm::core> scm_core(new scm::core(argc, argv));
#ifdef GUACAMOLE_GLFW3
if (!glfwInit()) {
Logger::LOG_ERROR << "Failed to initialize GLFW!" << std::endl;
}
else {
Logger::LOG_DEBUG << "Succeed to initialize GLFW!" << std::endl;
}
#endif
scm::gl::sampler_state_desc sampler_state(scm::gl::FILTER_MIN_MAG_LINEAR,
scm::gl::WRAP_CLAMP_TO_EDGE,
scm::gl::WRAP_CLAMP_TO_EDGE);
gua::TextureDatabase::instance()->add("gua_loading_texture",
std::make_shared<Texture2D>(gua::make_loading_image(), 1, sampler_state));
gua::TextureDatabase::instance()->add("gua_default_texture",
std::make_shared<Texture2D>(gua::make_default_image(), 1, sampler_state));
gua::TextureDatabase::instance()->add("gua_noise_texture",
std::make_shared<Texture2D>(gua::make_noise_image(), 1, sampler_state));
TriMeshLoader mesh_loader;
#ifdef GUACAMOLE_RUNTIME_PROGRAM_COMPILATION
ResourceFactory factory;
auto light_sphere_obj = factory.read_plain_file("resources/geometry/gua_light_sphere.obj");
auto light_cone_obj = factory.read_plain_file("resources/geometry/gua_light_cone.obj");
GeometryDatabase::instance()->add(
"gua_light_sphere_proxy",
std::shared_ptr<GeometryResource>(
static_cast<GeometryResource*>(mesh_loader.load_from_buffer(light_sphere_obj.c_str(), light_sphere_obj.size(), false)[0])));
GeometryDatabase::instance()->add(
"gua_light_cone_proxy",
std::shared_ptr<GeometryResource>(
static_cast<GeometryResource*>(mesh_loader.load_from_buffer(light_cone_obj.c_str(), light_cone_obj.size(), false)[0])));
#else
GeometryDatabase::instance()->add(
"gua_light_sphere_proxy",
std::shared_ptr<GeometryResource>(
static_cast<GeometryResource*>(mesh_loader.load_from_buffer(
Resources::lookup_string(Resources::geometry_gua_light_sphere_obj).c_str(),
Resources::geometry_gua_light_sphere_obj.size(), false)[0])));
GeometryDatabase::instance()->add(
"gua_light_cone_proxy",
std::shared_ptr<GeometryResource>(
static_cast<GeometryResource*>(mesh_loader.load_from_buffer(
Resources::lookup_string(Resources::geometry_gua_light_cone_obj).c_str(),
Resources::geometry_gua_light_cone_obj.size(), false)[0])));
#endif
PBSMaterialFactory::create_material(PBSMaterialFactory::ALL);
Logger::LOG_DEBUG << "Guacamole initialization finished." << std::endl;
}