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vimix/UserInterfaceManager.cpp

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#include <iostream>
#include <cstring>
#include <sstream>
#include <thread>
#include <algorithm>
// ImGui
#include "imgui.h"
#define IMGUI_DEFINE_MATH_OPERATORS
#include "imgui_internal.h"
#include "imgui_impl_glfw.h"
#include "imgui_impl_opengl3.h"
// Desktop OpenGL function loader
#include <glad/glad.h>
// Include glfw3.h after our OpenGL definitions
#include <GLFW/glfw3.h>
// multiplatform
#include <tinyfiledialogs.h>
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtx/string_cast.hpp>
// generic image loader
#define STB_IMAGE_IMPLEMENTATION
#include <stb_image.h>
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include <stb_image_write.h>
#include "defines.h"
#include "Log.h"
#include "SystemToolkit.h"
#include "UserInterfaceManager.h"
#include "RenderingManager.h"
#include "Resource.h"
#include "FileDialog.h"
#include "Settings.h"
#include "SessionCreator.h"
#include "ImGuiToolkit.h"
#include "ImGuiVisitor.h"
#include "GstToolkit.h"
#include "Mixer.h"
#include "Selection.h"
#include "FrameBuffer.h"
#include "MediaPlayer.h"
#include "MediaSource.h"
#include "PickingVisitor.h"
#include "ImageShader.h"
#include "ImageProcessingShader.h"
#include "TextEditor.h"
static TextEditor editor;
// utility functions
void ShowAboutGStreamer(bool* p_open);
void ShowAboutOpengl(bool* p_open);
void ShowAbout(bool* p_open);
// static objects for multithreaded file dialog
static std::atomic<bool> fileDialogPending_ = false;
static std::atomic<bool> sessionFileDialogLoadFinished_ = false;
static std::atomic<bool> sessionFileDialogImport_ = false;
static std::atomic<bool> sessionFileDialogSaveFinished_ = false;
static std::string sessionFileDialogFilename_ = "";
static void SessionFileDialogOpen(std::string path)
{
fileDialogPending_ = true;
sessionFileDialogLoadFinished_ = false;
char const * open_file_name;
char const * open_pattern[1] = { "*.mix" };
open_file_name = tinyfd_openFileDialog( "Open a session file", path.c_str(), 1, open_pattern, "vimix session", 0);
if (!open_file_name)
sessionFileDialogFilename_ = "";
else
sessionFileDialogFilename_ = std::string( open_file_name );
sessionFileDialogLoadFinished_ = true;
}
static void SessionFileDialogSave(std::string path)
{
fileDialogPending_ = true;
sessionFileDialogSaveFinished_ = false;
char const * save_file_name;
char const * save_pattern[1] = { "*.mix" };
save_file_name = tinyfd_saveFileDialog( "Save a session file", path.c_str(), 1, save_pattern, "vimix session");
if (!save_file_name)
sessionFileDialogFilename_ = "";
else
{
sessionFileDialogFilename_ = std::string( save_file_name );
// check extension
std::string extension = sessionFileDialogFilename_.substr(sessionFileDialogFilename_.find_last_of(".") + 1);
if (extension != "mix")
sessionFileDialogFilename_ += ".mix";
}
sessionFileDialogSaveFinished_ = true;
}
static void ImportFileDialogOpen(char *filename, std::atomic<bool> *success, const std::string &path)
{
if (fileDialogPending_)
return;
fileDialogPending_ = true;
char const * open_pattern[18] = { "*.mix", "*.mp4", "*.mpg", "*.avi", "*.mov", "*.mkv", "*.webm", "*.mod", "*.wmv", "*.mxf", "*.ogg", "*.flv", "*.asf", "*.jpg", "*.png", "*.gif", "*.tif", "*.svg" };
char const * open_file_name;
if (SystemToolkit::file_exists(path))
open_file_name = tinyfd_openFileDialog( "Import a file", path.c_str(), 18, open_pattern, "All supported formats", 0);
else
open_file_name = tinyfd_openFileDialog( "Import a file", SystemToolkit::home_path().c_str(), 18, open_pattern, "All supported formats", 0);
if (open_file_name) {
sprintf(filename, "%s", open_file_name);
*success = true;
}
else {
*success = false;
}
fileDialogPending_ = false;
}
static void FolderDialogOpen(char *folder, std::atomic<bool> *success, const std::string &path)
{
if (fileDialogPending_)
return;
fileDialogPending_ = true;
char const * open_file_name;
if (SystemToolkit::file_exists(path))
open_file_name = tinyfd_selectFolderDialog("Select a folder", path.c_str());
else
open_file_name = tinyfd_selectFolderDialog("Select a folder", SystemToolkit::home_path().c_str());
if (open_file_name) {
sprintf(folder, "%s", open_file_name);
*success = true;
}
else {
*success = false;
}
fileDialogPending_ = false;
}
UserInterface::UserInterface()
{
show_about = false;
show_imgui_about = false;
show_gst_about = false;
show_opengl_about = false;
currentTextEdit = "";
screenshot_step = 0;
}
bool UserInterface::Init()
{
if (Rendering::manager().mainWindow().window()== nullptr)
return false;
// Setup Dear ImGui context
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO(); (void)io;
io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // TODO Enable Keyboard Controls?
io.MouseDrawCursor = true;
io.FontGlobalScale = Settings::application.scale;
// Setup Platform/Renderer bindings
ImGui_ImplGlfw_InitForOpenGL(Rendering::manager().mainWindow().window(), true);
ImGui_ImplOpenGL3_Init(Rendering::manager().glsl_version.c_str());
// Setup Dear ImGui style
ImGuiToolkit::SetAccentColor(static_cast<ImGuiToolkit::accent_color>(Settings::application.accent_color));
// Estalish the base size from the resolution of the monitor
float base_font_size = float(Rendering::manager().mainWindow().maxHeight()) / 100.f ;
// Load Fonts (using resource manager, NB: a temporary copy of the raw data is necessary)
ImGuiToolkit::SetFont(ImGuiToolkit::FONT_DEFAULT, "Roboto-Regular", int(base_font_size) );
ImGuiToolkit::SetFont(ImGuiToolkit::FONT_BOLD, "Roboto-Bold", int(base_font_size) );
ImGuiToolkit::SetFont(ImGuiToolkit::FONT_ITALIC, "Roboto-Italic", int(base_font_size) );
ImGuiToolkit::SetFont(ImGuiToolkit::FONT_MONO, "Hack-Regular", int(base_font_size) - 2);
// font for Navigator = 1.5 x base size (with low oversampling)
ImGuiToolkit::SetFont(ImGuiToolkit::FONT_LARGE, "Hack-Regular", MIN(int(base_font_size * 1.5f), 50), 1 );
// info
// Log::Info("Monitor (%.1f,%.1f)", Rendering::manager().monitorWidth(), Rendering::manager().monitorHeight());
Log::Info("Font size %d", int(base_font_size) );
// Style
ImGuiStyle& style = ImGui::GetStyle();
style.WindowPadding.x = base_font_size / 2.5f;
style.WindowPadding.y = style.WindowPadding.x / 2.f;
style.FramePadding.x = base_font_size / 2.5f;
style.FramePadding.y = style.FramePadding.x / 2.f;
style.IndentSpacing = base_font_size;
style.ItemSpacing.x = base_font_size / 2.f;
style.ItemSpacing.y = style.ItemSpacing.x / 3.f;
style.ItemInnerSpacing.x = base_font_size / 2.5f;
style.ItemInnerSpacing.y = style.ItemInnerSpacing.x / 2.f;
style.WindowRounding = base_font_size / 2.5f;
style.ChildRounding = style.WindowRounding / 2.f;
style.FrameRounding = style.WindowRounding / 2.f;
style.GrabRounding = style.FrameRounding / 2.f;
style.GrabMinSize = base_font_size / 1.5f;
style.Alpha = 0.92f;
// prevent bug with imgui clipboard (null at start)
ImGui::SetClipboardText("");
// setup settings filename
std::string inifile = SystemToolkit::full_filename(SystemToolkit::settings_path(), "imgui.ini");
char *inifilepath = (char *) malloc( (inifile.size() + 1) * sizeof(char) );
std::sprintf(inifilepath, "%s", inifile.c_str() );
io.IniFilename = inifilepath;
return true;
}
void UserInterface::handleKeyboard()
{
ImGuiIO& io = ImGui::GetIO();
auto ctrl = io.ConfigMacOSXBehaviors ? io.KeySuper : io.KeyCtrl;
// Application "CTRL +"" Shortcuts
if ( ctrl ) {
keyboard_modifier_active = true;
if (ImGui::IsKeyPressed( GLFW_KEY_Q )) {
// Quit
Rendering::manager().close();
}
else if (ImGui::IsKeyPressed( GLFW_KEY_O )) {
// Open session
sessionFileDialogImport_ = false;
std::thread (SessionFileDialogOpen, Settings::application.recentSessions.path).detach();
navigator.hidePannel();
}
else if (ImGui::IsKeyPressed( GLFW_KEY_S )) {
// Save Session
if (Mixer::manager().session()->filename().empty())
std::thread (SessionFileDialogSave, Settings::application.recentSessions.path).detach();
else
Mixer::manager().save();
}
else if (ImGui::IsKeyPressed( GLFW_KEY_W )) {
// New Session
Mixer::manager().clear();
}
else if (ImGui::IsKeyPressed( GLFW_KEY_L )) {
// Logs
Settings::application.widget.logs = !Settings::application.widget.logs;
}
else if (ImGui::IsKeyPressed( GLFW_KEY_T )) {
// Logs
Settings::application.widget.toolbox = !Settings::application.widget.toolbox;
}
else if (ImGui::IsKeyPressed( GLFW_KEY_E )) {
// Shader Editor
Settings::application.widget.shader_editor = !Settings::application.widget.shader_editor;
}
else if (ImGui::IsKeyPressed( GLFW_KEY_P )) {
// Logs
Settings::application.widget.preview = !Settings::application.widget.preview;
}
else if (ImGui::IsKeyPressed( GLFW_KEY_M )) {
// Logs
Settings::application.widget.media_player = !Settings::application.widget.media_player;
}
else if (ImGui::IsKeyPressed( GLFW_KEY_A )) {
// select all
Mixer::manager().view()->selectAll();
}
}
// No CTRL modifier
else {
keyboard_modifier_active = false;
// Application F-Keys
if (ImGui::IsKeyPressed( GLFW_KEY_F1 ))
Mixer::manager().setView(View::MIXING);
else if (ImGui::IsKeyPressed( GLFW_KEY_F2 ))
Mixer::manager().setView(View::GEOMETRY);
else if (ImGui::IsKeyPressed( GLFW_KEY_F3 ))
Mixer::manager().setView(View::LAYER);
// else if (ImGui::IsKeyPressed( GLFW_KEY_F4 )) // TODO REMOVE (DEBUG ONLY)
// Mixer::manager().setView(View::TRANSITION);
else if (ImGui::IsKeyPressed( GLFW_KEY_F11 ))
Rendering::manager().mainWindow().toggleFullscreen();
else if (ImGui::IsKeyPressed( GLFW_KEY_F12 ))
StartScreenshot();
// normal keys // make sure no entry / window box is active
else if ( !ImGui::IsAnyWindowFocused() ){
// Backspace to delete source
if (ImGui::IsKeyPressed( GLFW_KEY_BACKSPACE ) || ImGui::IsKeyPressed( GLFW_KEY_DELETE ))
Mixer::manager().deleteSelection();
// button esc to toggle fullscreen
else if (ImGui::IsKeyPressed( GLFW_KEY_ESCAPE )) {
// if (Rendering::manager().mainWindow().isFullscreen())
// Rendering::manager().mainWindow().setFullscreen(nullptr);
// else if (!Mixer::selection().empty())
// Mixer::selection().clear();
// else
// Mixer::manager().setView(View::MIXING);
}
// button home to toggle menu
else if (ImGui::IsKeyPressed( GLFW_KEY_HOME ))
navigator.togglePannelMenu();
// button home to toggle menu
else if (ImGui::IsKeyPressed( GLFW_KEY_INSERT ))
navigator.togglePannelNew();
// button tab to select next
else if (ImGui::IsKeyPressed( GLFW_KEY_TAB ))
Mixer::manager().setCurrentNext();
}
}
}
void setMouseCursor(ImVec2 mousepos, View::Cursor c = View::Cursor())
{
ImGui::SetMouseCursor(c.type);
if ( !c.info.empty()) {
float d = 0.5f * ImGui::GetFrameHeight() ;
ImVec2 window_pos = ImVec2( mousepos.x - d, mousepos.y - d );
ImGui::SetNextWindowPos(window_pos, ImGuiCond_Always);
ImGui::SetNextWindowBgAlpha(0.75f); // Transparent background
if (ImGui::Begin("MouseInfoContext", NULL, ImGuiWindowFlags_NoMouseInputs | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_MONO);
ImGui::Text(" %s", c.info.c_str());
ImGui::PopFont();
ImGui::End();
}
}
}
void UserInterface::handleMouse()
{
ImGuiIO& io = ImGui::GetIO();
glm::vec2 mousepos(io.MousePos.x * io.DisplayFramebufferScale.y, io.MousePos.y* io.DisplayFramebufferScale.x);
static glm::vec2 mouseclic[2];
mouseclic[ImGuiMouseButton_Left] = glm::vec2(io.MouseClickedPos[ImGuiMouseButton_Left].x * io.DisplayFramebufferScale.y, io.MouseClickedPos[ImGuiMouseButton_Left].y* io.DisplayFramebufferScale.x);
mouseclic[ImGuiMouseButton_Right] = glm::vec2(io.MouseClickedPos[ImGuiMouseButton_Right].x * io.DisplayFramebufferScale.y, io.MouseClickedPos[ImGuiMouseButton_Right].y* io.DisplayFramebufferScale.x);
static bool mousedown = false;
static View *view_drag = nullptr;
static std::pair<Node *, glm::vec2> picked = { nullptr, glm::vec2(0.f) };
// steal focus on right button clic
if (!io.WantCaptureMouse)
if (ImGui::IsMouseClicked(ImGuiMouseButton_Right) /*|| ImGui::IsMouseClicked(ImGuiMouseButton_Middle)*/)
ImGui::FocusWindow(NULL);
// if not on any window
if ( !ImGui::IsAnyWindowHovered() && !ImGui::IsAnyWindowFocused() )
{
//
// Mouse wheel over background
//
if ( io.MouseWheel != 0) {
// scroll => zoom current view
Mixer::manager().view()->zoom( io.MouseWheel );
}
// TODO : zoom with center on source if over current
//
// RIGHT Mouse button
//
if ( ImGui::IsMouseDragging(ImGuiMouseButton_Right, 10.0f) )
{
// right mouse drag => drag current view
View::Cursor c = Mixer::manager().view()->drag( mouseclic[ImGuiMouseButton_Right], mousepos);
setMouseCursor(io.MousePos, c);
}
else if ( ImGui::IsMouseDown(ImGuiMouseButton_Right)) {
Mixer::manager().unsetCurrentSource();
navigator.hidePannel();
// glm::vec3 point = Rendering::manager().unProject(mousepos, Mixer::manager().currentView()->scene.root()->transform_ );
}
if ( ImGui::IsMouseDoubleClicked(ImGuiMouseButton_Right) )
{
Mixer::manager().view()->restoreSettings();
}
//
// LEFT Mouse button
//
if ( ImGui::IsMouseDown(ImGuiMouseButton_Left) ) {
if ( !mousedown )
{
mousedown = true;
// ask the view what was picked
picked = Mixer::manager().view()->pick(mousepos);
// if nothing picked,
if ( picked.first == nullptr ) {
// unset current
Mixer::manager().unsetCurrentSource();
navigator.hidePannel();
// clear selection
Mixer::selection().clear();
}
// something was picked
else {
// get if a source was picked
Source *s = Mixer::manager().findSource(picked.first);
if (s != nullptr) {
// CTRL + clic = multiple selection
if (keyboard_modifier_active) {
if ( !Mixer::selection().contains(s) )
Mixer::selection().add( s );
else {
Mixer::selection().remove( s );
if ( Mixer::selection().size() > 1 )
s = Mixer::selection().front();
else {
s = nullptr;
}
}
}
Mixer::manager().setCurrentSource( s );
if (navigator.pannelVisible())
navigator.showPannelSource( Mixer::manager().indexCurrentSource() );
// indicate to view that an action can be initiated (e.g. grab)
Mixer::manager().view()->initiate();
}
}
}
}
else if ( ImGui::IsMouseReleased(ImGuiMouseButton_Left) )
{
view_drag = nullptr;
mousedown = false;
picked = { nullptr, glm::vec2(0.f) };
}
if ( ImGui::IsMouseDoubleClicked(ImGuiMouseButton_Left) )
{
// double clic in Transition view means quit
if (Mixer::manager().view() == Mixer::manager().view(View::TRANSITION)) {
Mixer::manager().setView(View::MIXING);
}
// double clic in other views means toggle pannel
else {
if (navigator.pannelVisible())
// discard current to select front most source
// (because single clic maintains same source active)
Mixer::manager().unsetCurrentSource();
// display source in left pannel
navigator.showPannelSource( Mixer::manager().indexCurrentSource() );
}
}
// if ( mousedown && glm::distance(mouseclic[ImGuiMouseButton_Left], mousepos) > 3.f )
if ( ImGui::IsMouseDragging(ImGuiMouseButton_Left, 5.0f) )
{
if(view_drag == nullptr)
view_drag = Mixer::manager().view();
// only operate if the view didn't change
if (view_drag == Mixer::manager().view()) {
// action on current source
Source *current = Mixer::manager().currentSource();
if (current)
{
// grab selected sources (current is also selected by default)
View::Cursor c = View::Cursor_Arrow;
for (auto it = Mixer::selection().begin(); it != Mixer::selection().end(); it++)
c = Mixer::manager().view()->grab(*it, mouseclic[ImGuiMouseButton_Left], mousepos, picked);
setMouseCursor(io.MousePos, c);
}
// Selection area
else {
ImGui::GetBackgroundDrawList()->AddRect(io.MouseClickedPos[ImGuiMouseButton_Left], io.MousePos,
ImGui::GetColorU32(ImGuiCol_ResizeGripHovered));
ImGui::GetBackgroundDrawList()->AddRectFilled(io.MouseClickedPos[ImGuiMouseButton_Left], io.MousePos,
ImGui::GetColorU32(ImGuiCol_ResizeGripHovered, 0.3f));
// Bounding box multiple sources selection
Mixer::manager().view()->select(mouseclic[ImGuiMouseButton_Left], mousepos);
}
}
}
}
}
void UserInterface::NewFrame()
{
// Start the Dear ImGui frame
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
// deal with keyboard and mouse events
handleKeyboard();
handleMouse();
handleScreenshot();
// handle FileDialog
if (sessionFileDialogLoadFinished_) {
sessionFileDialogLoadFinished_ = false;
if (!sessionFileDialogFilename_.empty()) {
if (sessionFileDialogImport_)
Mixer::manager().import(sessionFileDialogFilename_);
else
Mixer::manager().open(sessionFileDialogFilename_);
Settings::application.recentSessions.path = SystemToolkit::path_filename(sessionFileDialogFilename_);
}
fileDialogPending_ = false;
}
if (sessionFileDialogSaveFinished_) {
sessionFileDialogSaveFinished_ = false;
if (!sessionFileDialogFilename_.empty()) {
Mixer::manager().saveas(sessionFileDialogFilename_);
Settings::application.recentSessions.path = SystemToolkit::path_filename(sessionFileDialogFilename_);
}
fileDialogPending_ = false;
}
// overlay to ensure file dialog is modal
if (fileDialogPending_){
ImGui::OpenPopup("Busy");
if (ImGui::BeginPopupModal("Busy", NULL, ImGuiWindowFlags_AlwaysAutoResize))
{
ImGui::Text("Close file dialog box to resume.");
ImGui::EndPopup();
}
}
// navigator bar first
navigator.Render();
}
void UserInterface::Render()
{
// ImVec2 geometry(static_cast<float>(Rendering::manager().Width()), static_cast<float>(Rendering::manager().Height()));
// // file modal dialog
// geometry.x *= 0.4f;
// geometry.y *= 0.4f;
// if ( !currentFileDialog.empty() && FileDialog::Instance()->Render(currentFileDialog.c_str(), geometry)) {
// if (FileDialog::Instance()->IsOk == true) {
// std::string filePathNameText = FileDialog::Instance()->GetFilepathName();
// // done
// currentFileDialog = "";
// }
// FileDialog::Instance()->CloseDialog(currentFileDialog.c_str());
// }
// FileDialog::RenderCurrent();
// warning modal dialog
Log::Render();
// windows
if (Settings::application.widget.toolbox)
toolbox.Render();
if (Settings::application.widget.preview)
RenderPreview();
if (Settings::application.widget.media_player)
mediacontrol.Render();
if (Settings::application.widget.shader_editor)
RenderShaderEditor();
if (Settings::application.widget.stats)
ImGuiToolkit::ShowStats(&Settings::application.widget.stats, &Settings::application.widget.stats_corner);
if (Settings::application.widget.logs)
Log::ShowLogWindow(&Settings::application.widget.logs);
// about
if (show_about)
ShowAbout(&show_about);
if (show_imgui_about)
ImGui::ShowAboutWindow(&show_imgui_about);
if (show_gst_about)
ShowAboutGStreamer(&show_gst_about);
if (show_opengl_about)
ShowAboutOpengl(&show_opengl_about);
// all IMGUI Rendering
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
}
void UserInterface::Terminate()
{
if (Settings::application.recentSessions.save_on_exit)
Mixer::manager().save();
// Cleanup
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
}
void UserInterface::showMenuOptions()
{
ImGui::MenuItem( ICON_FA_ARROW_CIRCLE_RIGHT " Smooth transition", nullptr, &Settings::application.smooth_transition);
ImGui::Separator();
ImGui::MenuItem( ICON_FA_HISTORY " Restore session on start", nullptr, &Settings::application.recentSessions.load_at_start);
ImGui::MenuItem( ICON_FA_FILE_DOWNLOAD " Save on exit", nullptr, &Settings::application.recentSessions.save_on_exit);
}
void UserInterface::showMenuFile()
{
if (ImGui::MenuItem( ICON_FA_FILE " New", CTRL_MOD "W")) {
Mixer::manager().clear();
navigator.hidePannel();
}
ImGui::SetNextItemWidth( ImGui::GetContentRegionAvail().x );
ImGui::Combo("##AR", &Settings::application.render.ratio, FrameBuffer::aspect_ratio_name, IM_ARRAYSIZE(FrameBuffer::aspect_ratio_name) );
ImGui::SetNextItemWidth( ImGui::GetContentRegionAvail().x );
ImGui::Combo("##HEIGHT", &Settings::application.render.res, FrameBuffer::resolution_name, IM_ARRAYSIZE(FrameBuffer::resolution_name) );
ImGui::Separator();
if (ImGui::MenuItem( ICON_FA_FILE_UPLOAD " Open", CTRL_MOD "O")) {
// launch file dialog to open a session file
sessionFileDialogImport_ = false;
std::thread (SessionFileDialogOpen, Settings::application.recentSessions.path).detach();
navigator.hidePannel();
}
if (ImGui::MenuItem( ICON_FA_FILE_EXPORT " Import")) {
// launch file dialog to open a session file
sessionFileDialogImport_ = true;
std::thread (SessionFileDialogOpen, Settings::application.recentSessions.path).detach();
navigator.hidePannel();
}
if (ImGui::MenuItem( ICON_FA_FILE_DOWNLOAD " Save", CTRL_MOD "S")) {
if (Mixer::manager().session()->filename().empty())
std::thread (SessionFileDialogSave, Settings::application.recentSessions.path).detach();
else
Mixer::manager().save();
navigator.hidePannel();
}
if (ImGui::MenuItem( ICON_FA_SAVE " Save as")) {
std::thread (SessionFileDialogSave, Settings::application.recentSessions.path).detach();
navigator.hidePannel();
}
ImGui::Separator();
if (ImGui::MenuItem( ICON_FA_POWER_OFF " Quit", CTRL_MOD "Q")) {
Rendering::manager().close();
}
}
ToolBox::ToolBox()
{
show_demo_window = false;
show_icons_window = false;
}
void UserInterface::StartScreenshot()
{
screenshot_step = 1;
}
void UserInterface::handleScreenshot()
{
// taking screenshot is in 3 steps
// 1) wait 1 frame that the menu / action showing button to take screenshot disapears
// 2) wait 1 frame that rendering manager takes the actual screenshot
// 3) if rendering manager current screenshot is ok, save it
if (screenshot_step > 0) {
switch(screenshot_step) {
case 1:
screenshot_step = 2;
break;
case 2:
Rendering::manager().requestScreenshot();
screenshot_step = 3;
break;
case 3:
{
if ( Rendering::manager().currentScreenshot()->isFull() ){
std::string filename = SystemToolkit::full_filename( SystemToolkit::home_path(), SystemToolkit::date_time_string() + "_vmixcapture.png" );
Rendering::manager().currentScreenshot()->save( filename );
Log::Notify("Screenshot saved %s", filename.c_str() );
}
screenshot_step = 4;
}
break;
default:
screenshot_step = 0;
break;
}
}
}
void ToolBox::Render()
{
// first run
ImGui::SetNextWindowPos(ImVec2(40, 40), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSize(ImVec2(400, 300), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSizeConstraints(ImVec2(350, 300), ImVec2(FLT_MAX, FLT_MAX));
if ( !ImGui::Begin(IMGUI_TITLE_TOOLBOX, &Settings::application.widget.toolbox, ImGuiWindowFlags_MenuBar) )
{
ImGui::End();
return;
}
// Menu Bar
if (ImGui::BeginMenuBar())
{
if (ImGui::BeginMenu("Render"))
{
if ( ImGui::MenuItem( ICON_FA_CAMERA_RETRO " Screenshot") )
UserInterface::manager().StartScreenshot();
ImGui::MenuItem("Blit", nullptr, &Settings::application.render.blit);
ImGui::MenuItem("Multisampling", nullptr, (Settings::application.render.multisampling > 0), false);
ImGui::EndMenu();
}
if (ImGui::BeginMenu("Dev"))
{
ImGui::MenuItem("Icons", nullptr, &show_icons_window);
ImGui::MenuItem("Demo ImGui", nullptr, &show_demo_window);
ImGui::EndMenu();
}
ImGui::EndMenuBar();
}
// keep array of 120 values, i.e. approx 2 seconds of recording
static float framerate_values[2][120] = {{}};
static float sum[2] = { 0.f, 0.f };
static int values_index = 0;
static float max_fps = 65.f;
static float min_fps = 40.f;
static float refresh_rate = -1.f;
if (refresh_rate < 0.f) {
const GLFWvidmode* mode = glfwGetVideoMode(Rendering::manager().outputWindow().monitor());
refresh_rate = float(mode->refreshRate);
if (Settings::application.render.vsync > 0)
refresh_rate /= Settings::application.render.vsync;
else
refresh_rate = 0.f;
max_fps = refresh_rate + 5.f;
min_fps = refresh_rate - 20.f;
for(int i = 0; i<120; ++i) {
framerate_values[0][i] = refresh_rate;
sum[0] += refresh_rate;
}
}
// compute average step 1: remove previous value from the sum
sum[0] -= framerate_values[0][values_index];
sum[1] -= framerate_values[1][values_index];
// store values of FPS and of Mixing update dt
framerate_values[0][values_index] = MINI(ImGui::GetIO().Framerate, 1000.f);
framerate_values[1][values_index] = MINI(Mixer::manager().dt(), 100.f);
// compute average step 2: add current value to the sum
sum[0] += framerate_values[0][values_index];
sum[1] += framerate_values[1][values_index];
// move inside array
values_index = (values_index+1) % 120;
// non-vsync fixed FPS : have to calculate plot dimensions based on past values
if (refresh_rate < 1.f) {
max_fps = sum[0] / 120.f + 5.f;
min_fps = sum[0] / 120.f - 20.f;
}
// plot values, with title overlay to display the average
ImVec2 plot_size = ImGui::GetContentRegionAvail();
plot_size.y *= 0.49;
char overlay[128];
sprintf(overlay, "Rendering %.1f FPS", sum[0] / 120.f);
ImGui::PlotLines("LinesRender", framerate_values[0], 120, values_index, overlay, min_fps, max_fps, plot_size);
sprintf(overlay, "Update time %.1f ms (%.1f FPS)", sum[1] / 120.f, 120000.f / sum[1]);
ImGui::PlotHistogram("LinesMixer", framerate_values[1], 120, values_index, overlay, 0.0f, 50.0f, plot_size);
ImGui::End();
// About and other utility windows
if (show_icons_window)
ImGuiToolkit::ShowIconsWindow(&show_icons_window);
if (show_demo_window)
ImGui::ShowDemoWindow(&show_demo_window);
}
//static void Square(ImGuiSizeCallbackData* data) {
// data->DesiredSize.x = data->DesiredSize.y = (data->DesiredSize.x > data->DesiredSize.y ? data->DesiredSize.x : data->DesiredSize.y); }
void UserInterface::RenderPreview()
{
struct CustomConstraints // Helper functions for aspect-ratio constraints
{
static void AspectRatio(ImGuiSizeCallbackData* data) {
float *ar = (float*) data->UserData;
data->DesiredSize.y = (data->CurrentSize.x / (*ar)) + 35.f;
}
};
FrameBuffer *output = Mixer::manager().session()->frame();
if (output)
{
float ar = output->aspectRatio();
ImGui::SetNextWindowPos(ImVec2(1180, 20), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSize(ImVec2(400, 260), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSizeConstraints(ImVec2(300, 200), ImVec2(FLT_MAX, FLT_MAX), CustomConstraints::AspectRatio, &ar);
ImGui::Begin(ICON_FA_LAPTOP " Preview", &Settings::application.widget.preview, ImGuiWindowFlags_NoScrollbar);
float width = ImGui::GetContentRegionAvail().x;
ImVec2 imagesize ( width, width / ar);
// virtual button to show the output window when clic on the preview
ImVec2 draw_pos = ImGui::GetCursorScreenPos();
if (ImGui::Selectable("##preview", false, ImGuiSelectableFlags_PressedOnClick, imagesize))
Rendering::manager().outputWindow().show();
ImGui::SetCursorScreenPos(draw_pos);
// preview image
ImGui::Image((void*)(intptr_t)output->texture(), imagesize);
// tooltip overlay
if (ImGui::IsItemHovered()) {
ImDrawList* draw_list = ImGui::GetWindowDrawList();
draw_list->AddRectFilled(draw_pos, ImVec2(draw_pos.x + width, draw_pos.y + ImGui::GetTextLineHeightWithSpacing()), IM_COL32(55, 55, 55, 200));
ImGui::SetCursorScreenPos(draw_pos);
ImGui::Text(" %d x %d px, %d fps", output->width(), output->height(), int(1000.f / Mixer::manager().dt()) );
}
ImGui::End();
}
}
void UserInterface::showMediaPlayer(MediaPlayer *mp)
{
Settings::application.widget.media_player = true;
mediacontrol.setMediaPlayer(mp);
}
#define LABEL_AUTO_MEDIA_PLAYER "Follow active source"
MediaController::MediaController() : mp_(nullptr), current_(LABEL_AUTO_MEDIA_PLAYER), follow_active_source_(true)
{
}
void MediaController::setMediaPlayer(MediaPlayer *mp)
{
if (mp && mp->isOpen()) {
mp_ = mp;
current_ = SystemToolkit::base_filename(mp_->filename());
follow_active_source_ = false;
}
else {
mp_ = nullptr;
current_ = LABEL_AUTO_MEDIA_PLAYER;
follow_active_source_ = true;
}
}
void MediaController::followCurrentSource()
{
Source *s = Mixer::manager().currentSource();
if ( s != nullptr) {
MediaSource *ms = dynamic_cast<MediaSource *>(s);
if (ms)
mp_ = ms->mediaplayer();
else
mp_ = nullptr;
}
}
void MediaController::Render()
{
ImGui::SetNextWindowPos(ImVec2(1180, 400), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSize(ImVec2(400, 400), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSizeConstraints(ImVec2(350, 300), ImVec2(FLT_MAX, FLT_MAX));
if ( !ImGui::Begin(IMGUI_TITLE_MEDIAPLAYER, &Settings::application.widget.media_player, ImGuiWindowFlags_NoScrollbar ))
{
ImGui::End();
return;
}
float width = ImGui::GetContentRegionAvail().x;
float spacing = ImGui::GetStyle().ItemInnerSpacing.x;
// verify that mp is still registered
if ( std::find(MediaPlayer::begin(),MediaPlayer::end(), mp_ ) == MediaPlayer::end() ) {
setMediaPlayer();
}
// display list of available media
ImGui::SetNextItemWidth(width);
if (ImGui::BeginCombo("##MediaPlayers", current_.c_str()))
{
if (ImGui::Selectable( LABEL_AUTO_MEDIA_PLAYER ))
setMediaPlayer();
for (auto mpit = MediaPlayer::begin();
mpit != MediaPlayer::end(); mpit++ )
{
std::string label = (*mpit)->filename();
if (ImGui::Selectable( label.c_str() ))
setMediaPlayer(*mpit);
}
ImGui::EndCombo();
}
// mode auto
if (follow_active_source_)
followCurrentSource();
// Something to show ?
if (mp_ && mp_->isOpen())
{
// display media
ImVec2 imagesize ( width, width / mp_->aspectRatio());
ImVec2 tooltip_pos = ImGui::GetCursorScreenPos();
ImGui::Image((void*)(uintptr_t)mp_->texture(), imagesize);
ImVec2 draw_pos = ImGui::GetCursorScreenPos();
if (ImGui::IsItemHovered()) {
ImDrawList* draw_list = ImGui::GetWindowDrawList();
draw_list->AddRectFilled(tooltip_pos, ImVec2(tooltip_pos.x + width, tooltip_pos.y + 2.f * ImGui::GetTextLineHeightWithSpacing()), IM_COL32(55, 55, 55, 200));
ImGui::SetCursorScreenPos(tooltip_pos);
ImGui::Text(" %s", mp_->codec().c_str());
if ( mp_->frameRate() > 0.f )
ImGui::Text(" %d x %d px, %.2f / %.2f fps", mp_->width(), mp_->height(), mp_->updateFrameRate() , mp_->frameRate() );
else
ImGui::Text(" %d x %d px", mp_->width(), mp_->height());
}
ImGui::SetCursorScreenPos(draw_pos);
if ( mp_->isEnabled() && mp_->duration() != GST_CLOCK_TIME_NONE) {
if (ImGui::Button(ICON_FA_FAST_BACKWARD))
mp_->rewind();
ImGui::SameLine(0, spacing);
// remember playing mode of the GUI
bool media_playing_mode = mp_->isPlaying();
// display buttons Play/Stop depending on current playing mode
if (media_playing_mode) {
if (ImGui::Button(ICON_FA_STOP " Stop"))
media_playing_mode = false;
ImGui::SameLine(0, spacing);
ImGui::PushButtonRepeat(true);
if (ImGui::Button(ICON_FA_FORWARD))
mp_->fastForward ();
ImGui::PopButtonRepeat();
}
else {
if (ImGui::Button(ICON_FA_PLAY " Play"))
media_playing_mode = true;
ImGui::SameLine(0, spacing);
ImGui::PushButtonRepeat(true);
if (ImGui::Button(ICON_FA_STEP_FORWARD))
mp_->seekNextFrame();
ImGui::PopButtonRepeat();
}
ImGui::SameLine(0, spacing * 4.f);
static int current_loop = 0;
static std::vector< std::pair<int, int> > iconsloop = { {0,15}, {1,15}, {19,14} };
current_loop = (int) mp_->loop();
if ( ImGuiToolkit::ButtonIconMultistate(iconsloop, &current_loop) )
mp_->setLoop( (MediaPlayer::LoopMode) current_loop );
float speed = static_cast<float>(mp_->playSpeed());
ImGui::SameLine(0, spacing);
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x - 40.0);
// ImGui::SetNextItemWidth(width - 90.0);
if (ImGui::DragFloat( "##Speed", &speed, 0.01f, -10.f, 10.f, "Speed x %.1f", 2.f))
mp_->setPlaySpeed( static_cast<double>(speed) );
ImGui::SameLine(0, spacing);
if (ImGuiToolkit::ButtonIcon(12, 14)) {
speed = 1.f;
mp_->setPlaySpeed( static_cast<double>(speed) );
mp_->setLoop( MediaPlayer::LOOP_REWIND );
}
guint64 current_t = mp_->position();
guint64 seek_t = current_t;
bool slider_pressed = ImGuiToolkit::TimelineSlider( "simpletimeline", &seek_t,
mp_->duration(), mp_->frameDuration());
// if the seek target time is different from the current position time
// (i.e. the difference is less than one frame)
if ( ABS_DIFF (current_t, seek_t) > mp_->frameDuration() ) {
// request seek (ASYNC)
mp_->seekTo(seek_t);
}
// play/stop command should be following the playing mode (buttons)
// AND force to stop when the slider is pressed
bool media_play = media_playing_mode & (!slider_pressed);
// apply play action to media only if status should change
// NB: The seek command performed an ASYNC state change, but
// gst_element_get_state called in isPlaying() will wait for the state change to complete.
if ( mp_->isPlaying(true) != media_play ) {
mp_->play( media_play );
}
}
}
ImGui::End();
}
void UserInterface::fillShaderEditor(std::string text)
{
static bool initialized = false;
if (!initialized) {
auto lang = TextEditor::LanguageDefinition::GLSL();
static const char* const keywords[] = {
"discard", "attribute", "varying", "uniform", "in", "out", "inout", "bvec2", "bvec3", "bvec4", "dvec2",
"dvec3", "dvec4", "ivec2", "ivec3", "ivec4", "uvec2", "uvec3", "uvec4", "vec2", "vec3", "vec4", "mat2",
"mat3", "mat4", "dmat2", "dmat3", "dmat4", "sampler1D", "sampler2D", "sampler3D", "samplerCUBE", "samplerbuffer",
"sampler1DArray", "sampler2DArray", "sampler1DShadow", "sampler2DShadow", "vec4", "vec4", "smooth", "flat",
"precise", "coherent", "uint", "struct", "switch", "unsigned", "void", "volatile", "while", "readonly"
};
for (auto& k : keywords)
lang.mKeywords.insert(k);
static const char* const identifiers[] = {
"radians", "degrees", "sin", "cos", "tan", "asin", "acos", "atan", "pow", "exp2", "log2", "sqrt", "inversesqrt",
"abs", "sign", "floor", "ceil", "fract", "mod", "min", "max", "clamp", "mix", "step", "smoothstep", "length", "distance",
"dot", "cross", "normalize", "ftransform", "faceforward", "reflect", "matrixcompmult", "lessThan", "lessThanEqual",
"greaterThan", "greaterThanEqual", "equal", "notEqual", "any", "all", "not", "texture1D", "texture1DProj", "texture1DLod",
"texture1DProjLod", "texture", "texture2D", "texture2DProj", "texture2DLod", "texture2DProjLod", "texture3D",
"texture3DProj", "texture3DLod", "texture3DProjLod", "textureCube", "textureCubeLod", "shadow1D", "shadow1DProj",
"shadow1DLod", "shadow1DProjLod", "shadow2D", "shadow2DProj", "shadow2DLod", "shadow2DProjLod",
"dFdx", "dFdy", "fwidth", "noise1", "noise2", "noise3", "noise4", "refract", "exp", "log", "mainImage",
};
for (auto& k : identifiers)
{
TextEditor::Identifier id;
id.mDeclaration = "Added function";
lang.mIdentifiers.insert(std::make_pair(std::string(k), id));
}
// init editor
editor.SetLanguageDefinition(lang);
}
// remember text
currentTextEdit = text;
// fill editor
editor.SetText(currentTextEdit);
}
void UserInterface::RenderShaderEditor()
{
static bool show_statusbar = true;
ImGui::Begin(IMGUI_TITLE_SHADEREDITOR, &Settings::application.widget.shader_editor, ImGuiWindowFlags_HorizontalScrollbar | ImGuiWindowFlags_MenuBar);
ImGui::SetWindowSize(ImVec2(800, 600), ImGuiCond_FirstUseEver);
if (ImGui::BeginMenuBar())
{
if (ImGui::BeginMenu("Edit"))
{
bool ro = editor.IsReadOnly();
if (ImGui::MenuItem("Read-only mode", nullptr, &ro))
editor.SetReadOnly(ro);
ImGui::Separator();
if (ImGui::MenuItem( ICON_FA_UNDO " Undo", CTRL_MOD "Z", nullptr, !ro && editor.CanUndo()))
editor.Undo();
if (ImGui::MenuItem( ICON_FA_REDO " Redo", CTRL_MOD "Y", nullptr, !ro && editor.CanRedo()))
editor.Redo();
ImGui::Separator();
if (ImGui::MenuItem( ICON_FA_COPY " Copy", CTRL_MOD "C", nullptr, editor.HasSelection()))
editor.Copy();
if (ImGui::MenuItem( ICON_FA_CUT " Cut", CTRL_MOD "X", nullptr, !ro && editor.HasSelection()))
editor.Cut();
if (ImGui::MenuItem( ICON_FA_ERASER " Delete", "Del", nullptr, !ro && editor.HasSelection()))
editor.Delete();
if (ImGui::MenuItem( ICON_FA_PASTE " Paste", CTRL_MOD "V", nullptr, !ro && ImGui::GetClipboardText() != nullptr))
editor.Paste();
ImGui::Separator();
if (ImGui::MenuItem( "Select all", nullptr, nullptr))
editor.SetSelection(TextEditor::Coordinates(), TextEditor::Coordinates(editor.GetTotalLines(), 0));
ImGui::EndMenu();
}
if (ImGui::BeginMenu("View"))
{
bool ws = editor.IsShowingWhitespaces();
if (ImGui::MenuItem( ICON_FA_LONG_ARROW_ALT_RIGHT " Whitespace", nullptr, &ws))
editor.SetShowWhitespaces(ws);
ImGui::MenuItem( ICON_FA_WINDOW_MAXIMIZE " Statusbar", nullptr, &show_statusbar);
ImGui::EndMenu();
}
ImGui::EndMenuBar();
}
if (show_statusbar) {
auto cpos = editor.GetCursorPosition();
ImGui::Text("%6d/%-6d %6d lines | %s | %s | %s ", cpos.mLine + 1, cpos.mColumn + 1, editor.GetTotalLines(),
editor.IsOverwrite() ? "Ovr" : "Ins",
editor.CanUndo() ? "*" : " ",
editor.GetLanguageDefinition().mName.c_str());
}
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_MONO);
editor.Render("ShaderEditor");
ImGui::PopFont();
ImGui::End();
}
void UserInterface::showPannel(int id)
{
if (id == NAV_MENU)
navigator.togglePannelMenu();
else if (id == NAV_NEW)
navigator.togglePannelNew();
else
navigator.showPannelSource(id);
}
Navigator::Navigator()
{
// default geometry
width_ = 100;
pannel_width_ = 5.f * width_;
height_ = 100;
padding_width_ = 100;
new_source_type_ = 0;
// clean start
clearButtonSelection();
}
void Navigator::applyButtonSelection(int index)
{
// ensure only one button is active at a time
bool status = selected_button[index];
clearButtonSelection();
selected_button[index] = status;
// set visible if button is active
pannel_visible_ = status;
}
void Navigator::clearButtonSelection()
{
// clear all buttons
for(int i=0; i<NAV_COUNT; ++i)
selected_button[i] = false;
// clear new source pannel
sprintf(file_browser_path_, " ");
new_source_preview_.setSource();
}
void Navigator::showPannelSource(int index)
{
// invalid index given
if ( index < 0)
hidePannel();
else {
selected_button[index] = true;
applyButtonSelection(index);
}
}
void Navigator::togglePannelMenu()
{
selected_button[NAV_MENU] = !selected_button[NAV_MENU];
applyButtonSelection(NAV_MENU);
}
void Navigator::togglePannelNew()
{
selected_button[NAV_NEW] = !selected_button[NAV_NEW];
applyButtonSelection(NAV_NEW);
}
void Navigator::hidePannel()
{
clearButtonSelection();
pannel_visible_ = false;
}
void Navigator::Render()
{
ImGuiIO& io = ImGui::GetIO();
ImGuiStyle& style = ImGui::GetStyle();
ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0);
ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4(COLOR_NAVIGATOR, 1.f));
ImGui::PushStyleColor(ImGuiCol_Border, ImVec4(COLOR_NAVIGATOR, 1.f));
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_LARGE);
ImGui::PushStyleVar(ImGuiStyleVar_SelectableTextAlign, ImVec2(0.50f, 0.50f));
// calculate size of items based on text size and display dimensions
width_ = 2.f * ImGui::GetTextLineHeightWithSpacing(); // dimension of left bar depends on FONT_LARGE
pannel_width_ = 5.f * width_; // pannel is 5x the bar
padding_width_ = 2.f * style.WindowPadding.x; // panning for alighment
height_ = io.DisplaySize.y; // cover vertically
sourcelist_height_ = height_ - 6.f * ImGui::GetTextLineHeight(); // space for 3 icons of view
float icon_width = width_ - 2.f * style.WindowPadding.x; // icons keep padding
ImVec2 iconsize(icon_width, icon_width);
// Left bar top
ImGui::SetNextWindowPos( ImVec2(0, 0), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(width_, sourcelist_height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.95f); // Transparent background
if (ImGui::Begin("##navigator", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
if (Settings::application.current_view < 4) {
// the "=" icon for menu
if (ImGui::Selectable( ICON_FA_BARS, &selected_button[NAV_MENU], 0, iconsize))
{
// Mixer::manager().unsetCurrentSource();
applyButtonSelection(NAV_MENU);
}
// the list of INITIALS for sources
int index = 0;
SourceList::iterator iter;
for (iter = Mixer::manager().session()->begin(); iter != Mixer::manager().session()->end(); iter++, index++)
{
// draw an indicator for current source
if ( (*iter)->mode() >= Source::SELECTED ){
ImDrawList* draw_list = ImGui::GetWindowDrawList();
ImVec2 p1 = ImGui::GetCursorScreenPos() + ImVec2(icon_width, 0.5f * icon_width);
ImVec2 p2 = ImVec2(p1.x + 2.f, p1.y + 2.f);
const ImU32 color = ImGui::GetColorU32( style.Colors[ImGuiCol_Text] );
if ((*iter)->mode() == Source::CURRENT) {
p1 = ImGui::GetCursorScreenPos() + ImVec2(icon_width, 0);
p2 = ImVec2(p1.x + 2.f, p1.y + icon_width);
}
draw_list->AddRect(p1, p2, color, 0.0f, 0, 3.f);
}
// draw select box
if (ImGui::Selectable( (*iter)->initials(), &selected_button[index], 0, iconsize))
{
applyButtonSelection(index);
if (selected_button[index])
Mixer::manager().setCurrentSource(index);
}
}
// the "+" icon for action of creating new source
if (ImGui::Selectable( ICON_FA_PLUS, &selected_button[NAV_NEW], 0, iconsize))
{
Mixer::manager().unsetCurrentSource();
applyButtonSelection(NAV_NEW);
}
}
else {
// the "=" icon for menu
if (ImGui::Selectable( ICON_FA_ARROW_CIRCLE_RIGHT, &selected_button[NAV_TRANS], 0, iconsize))
{
// Mixer::manager().unsetCurrentSource();
applyButtonSelection(NAV_TRANS);
}
}
}
ImGui::End();
// Left bar bottom
ImGui::SetNextWindowPos( ImVec2(0, sourcelist_height_), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(width_, height_ - sourcelist_height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.95f); // Transparent background
if (ImGui::Begin("##navigatorViews", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
bool selected_view[View::INVALID] = { };
selected_view[ Settings::application.current_view ] = true;
if (ImGui::Selectable( ICON_FA_BULLSEYE, &selected_view[1], 0, iconsize))
{
Mixer::manager().setView(View::MIXING);
}
if (ImGui::Selectable( ICON_FA_OBJECT_UNGROUP , &selected_view[2], 0, iconsize))
{
Mixer::manager().setView(View::GEOMETRY);
}
if (ImGui::Selectable( ICON_FA_IMAGES, &selected_view[3], 0, iconsize))
// if (ImGui::Selectable( ICON_FA_LAYER_GROUP, &selected_view[3], 0, iconsize))
{
Mixer::manager().setView(View::LAYER);
}
}
ImGui::End();
ImGui::PopStyleVar();
ImGui::PopFont();
if ( Settings::application.pannel_stick || pannel_visible_){
// pannel menu
if (selected_button[NAV_MENU])
{
RenderMainPannel();
}
// pannel to manage transition
else if (selected_button[NAV_TRANS])
{
RenderTransitionPannel();
}
// pannel to create a source
else if (selected_button[NAV_NEW])
{
RenderNewPannel();
}
// pannel to configure a selected source
else
{
RenderSourcePannel(Mixer::manager().currentSource());
}
}
ImGui::PopStyleColor(2);
ImGui::PopStyleVar();
}
// Source pannel : *s was checked before
void Navigator::RenderSourcePannel(Source *s)
{
if (s == nullptr || Settings::application.current_view >3)
return;
// Next window is a side pannel
ImGui::SetNextWindowPos( ImVec2(width_, 0), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(pannel_width_, height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.85f); // Transparent background
if (ImGui::Begin("##navigatorSource", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
// TITLE
ImGui::SetCursorPosY(10);
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_LARGE);
ImGui::Text("Source");
ImGui::PopFont();
ImGui::SetCursorPos(ImVec2(pannel_width_ - 35.f, 15.f));
const char *tooltip[2] = {"Pin pannel\nCurrent: double-clic on source", "Un-pin Pannel\nCurrent: single-clic on source"};
ImGuiToolkit::IconToggle(5,2,4,2, &Settings::application.pannel_stick, tooltip );
static char buf5[128];
sprintf ( buf5, "%s", s->name().c_str() );
ImGui::SetCursorPosY(width_);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::InputText("Name", buf5, 64, ImGuiInputTextFlags_CharsNoBlank)){
Mixer::manager().renameSource(s, buf5);
}
// Source pannel
static ImGuiVisitor v;
s->accept(v);
// ensure change is applied
s->touch();
// delete button
ImGui::Text(" ");
// Action on source
if ( ImGui::Button( ICON_FA_SHARE_SQUARE " Clone", ImVec2(ImGui::GetContentRegionAvail().x, 0)) )
Mixer::manager().addSource ( Mixer::manager().createSourceClone() );
if ( ImGui::Button( ICON_FA_BACKSPACE " Delete", ImVec2(ImGui::GetContentRegionAvail().x, 0)) ) {
Mixer::manager().deleteSource(s);
}
}
ImGui::End();
}
SourcePreview::SourcePreview() : source_(nullptr), label_("")
{
}
void SourcePreview::setSource(Source *s, std::string label)
{
if(source_)
delete source_;
source_ = s;
label_ = label;
}
Source * SourcePreview::getSource()
{
Source *s = source_;
source_ = nullptr;
return s;
}
void SourcePreview::draw(float width)
{
if(source_) {
// cancel if failed
if (source_->failed())
setSource();
else
{
// update source
ImGuiIO& io = ImGui::GetIO();
source_->update( 1.f / io.Framerate);
// render framebuffer
source_->render();
// draw preview
ImVec2 preview_size(width, width / source_->frame()->aspectRatio());
ImGui::Image((void*)(uintptr_t) source_->frame()->texture(), preview_size);
ImGui::Text("%s ", label_.c_str());
}
}
}
void Navigator::RenderNewPannel()
{
// Next window is a side pannel
ImGui::SetNextWindowPos( ImVec2(width_, 0), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(pannel_width_, height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.85f); // Transparent background
if (ImGui::Begin("##navigatorNewSource", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
// TITLE
ImGui::SetCursorPosY(10);
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_LARGE);
ImGui::Text("New Source");
ImGui::PopFont();
ImGui::SetCursorPosY(width_);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
ImGui::Combo("Origin", &new_source_type_, "File\0Software\0Hardware\0");
// File Source creation
if (new_source_type_ == 0) {
// helper
ImGui::SetCursorPosX(pannel_width_ - 30 + IMGUI_RIGHT_ALIGN);
ImGuiToolkit::HelpMarker("Create a source from a file:\n- Video (*.mpg, *mov, *.avi, etc.)\n- Image (*.jpg, *.png, etc.)\n- Vector graphics (*.svg)\n- vimix session (*.mix)\n\nEquivalent to dropping the file in the workspace.");
// browse for a filename
static std::atomic<bool> file_selected = false;
if ( ImGui::Button( ICON_FA_FILE_IMPORT " Open", ImVec2(ImGui::GetContentRegionAvail().x IMGUI_RIGHT_ALIGN, 0)) ) {
// clear string before selection
file_selected = false;
std::thread (ImportFileDialogOpen, file_browser_path_, &file_selected, Settings::application.recentImport.path).detach();
}
if ( file_selected ) {
file_selected = false;
std::string open_filename(file_browser_path_);
// create a source with this file
std::string label = open_filename.substr( open_filename.size() - MIN( 35, open_filename.size()) );
new_source_preview_.setSource( Mixer::manager().createSourceFile(open_filename), label);
}
// combo of recent media filenames
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::BeginCombo("##RecentImport", "Select recent"))
{
for (auto path = Settings::application.recentImport.filenames.begin();
path != Settings::application.recentImport.filenames.end(); path++ )
{
std::string label = path->substr( path->size() - MIN( 35, path->size()) );
if (ImGui::Selectable( label.c_str() )) {
new_source_preview_.setSource( Mixer::manager().createSourceFile(path->c_str()), label);
}
}
ImGui::EndCombo();
}
// if a new source was added
if (new_source_preview_.ready()) {
// show preview
new_source_preview_.draw(ImGui::GetContentRegionAvail().x IMGUI_RIGHT_ALIGN);
// or press Validate button
ImGui::Text(" ");
if ( ImGui::Button(ICON_FA_CHECK " Create", ImVec2(pannel_width_ - padding_width_, 0)) ) {
Mixer::manager().addSource(new_source_preview_.getSource());
selected_button[NAV_NEW] = false;
}
}
}
// Software Source creator
else if (new_source_type_ == 1){
// helper
ImGui::SetCursorPosX(pannel_width_ - 30 + IMGUI_RIGHT_ALIGN);
ImGuiToolkit::HelpMarker("Create a source from a software algorithm or from vimix objects.");
// fill new_source_preview with a new source
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::BeginCombo("##Source", "Select input"))
{
std::string label = "Rendering output";
if (ImGui::Selectable( label.c_str() )) {
new_source_preview_.setSource( Mixer::manager().createSourceRender(), label);
}
SourceList::iterator iter;
for (iter = Mixer::manager().session()->begin(); iter != Mixer::manager().session()->end(); iter++)
{
label = std::string("Clone of ") + (*iter)->name();
if (ImGui::Selectable( label.c_str() )) {
new_source_preview_.setSource( Mixer::manager().createSourceClone((*iter)->name()),label);
}
}
ImGui::EndCombo();
}
// if a new source was added
if (new_source_preview_.ready()) {
// show preview
new_source_preview_.draw(ImGui::GetContentRegionAvail().x IMGUI_RIGHT_ALIGN);
// ask to import the source in the mixer
ImGui::Text(" ");
if ( ImGui::Button( ICON_FA_CHECK " Create", ImVec2(pannel_width_ - padding_width_, 0)) ) {
Mixer::manager().addSource(new_source_preview_.getSource());
selected_button[NAV_NEW] = false;
}
}
}
// Hardware
else {
// helper
ImGui::SetCursorPosX(pannel_width_ - 30 + IMGUI_RIGHT_ALIGN);
ImGuiToolkit::HelpMarker("Create a source capturing images from an external hardware.");
}
}
ImGui::End();
}
void Navigator::RenderTransitionPannel()
{
if (Settings::application.current_view < 4) {
hidePannel();
return;
}
// Next window is a side pannel
ImGui::SetNextWindowPos( ImVec2(width_, 0), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(pannel_width_, height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.85f); // Transparent background
if (ImGui::Begin("##navigatorTrans", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
// TITLE
ImGui::SetCursorPosY(10);
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_LARGE);
ImGui::Text("Transition");
ImGui::PopFont();
// Session menu
ImGui::SetCursorPosY(width_);
ImGui::Text("Behavior");
ImGuiToolkit::ButtonSwitch( ICON_FA_RANDOM " Cross fading", &Settings::application.transition.cross_fade);
ImGuiToolkit::ButtonSwitch( ICON_FA_SIGN_IN_ALT " Automatic open", &Settings::application.transition.auto_open);
// ImGuiToolkit::ButtonSwitch( ICON_FA_SIGN_OUT_ALT " Automatic start", &Settings::application.transition.auto_start);
// Transition options
ImGui::Text(" ");
ImGui::Text("Animation");
if (ImGuiToolkit::ButtonIcon(4, 13)) Settings::application.transition.duration = 1.f;
ImGui::SameLine(0, 10);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
ImGui::SliderFloat("Duration", &Settings::application.transition.duration, TRANSITION_MIN_DURATION, TRANSITION_MAX_DURATION, "%.1f s");
if (ImGuiToolkit::ButtonIcon(9, 1)) Settings::application.transition.profile = 0;
ImGui::SameLine(0, 10);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
ImGui::Combo("Curve", &Settings::application.transition.profile, "Linear\0Quadratic\0");
ImGui::Text(" ");
if ( ImGui::Button( ICON_FA_PLAY " Play ", ImVec2(IMGUI_RIGHT_ALIGN, 0)) ){
TransitionView *tv = static_cast<TransitionView *>(Mixer::manager().view(View::TRANSITION));
if (tv) tv->play(true);
}
if ( ImGui::Button( ICON_FA_DOOR_OPEN " Exit", ImVec2(IMGUI_RIGHT_ALIGN, 0)) )
Mixer::manager().setView(View::MIXING);
ImGui::SameLine();
ImGuiToolkit::HelpMarker("Exit transition leaves the output 'as is',\nwith the newly openned session as a source\nif the transition is not finished.");
}
ImGui::End();
}
void Navigator::RenderMainPannel()
{
// Next window is a side pannel
ImGui::SetNextWindowPos( ImVec2(width_, 0), ImGuiCond_Always );
ImGui::SetNextWindowSize( ImVec2(pannel_width_, height_), ImGuiCond_Always );
ImGui::SetNextWindowBgAlpha(0.85f); // Transparent background
if (ImGui::Begin("##navigatorMain", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav))
{
// TITLE
ImGui::SetCursorPosY(10);
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_LARGE);
ImGui::Text(APP_NAME);
ImGui::PopFont();
// Icon to switch fullscreen
ImGui::SetCursorPos(ImVec2(pannel_width_ - 35.f, 15.f));
const char *tooltip[2] = {"Enter Fullscreen", "Exit Fullscreen"};
bool fs = Rendering::manager().mainWindow().isFullscreen();
if ( ImGuiToolkit::IconToggle(3,15,2,15, &fs, tooltip ) ) {
Rendering::manager().mainWindow().toggleFullscreen();
ImGui::End();
return;
}
// Session menu
ImGui::SetCursorPosY(width_);
ImGui::Text("Session");
ImGui::SameLine();
ImGui::SetCursorPosX(pannel_width_ IMGUI_RIGHT_ALIGN);
if (ImGui::BeginMenu("File"))
{
UserInterface::manager().showMenuFile();
ImGui::EndMenu();
}
ImGui::SetCursorPosX(pannel_width_ IMGUI_RIGHT_ALIGN);
if (ImGui::BeginMenu("Option"))
{
UserInterface::manager().showMenuOptions();
ImGui::EndMenu();
}
static bool selection_session_mode_changed = true;
static int selection_session_mode = 0;
//
// Session quick selection pannel
//
// return from thread for folder openning
static std::atomic<bool> folder_selected = false;
if (folder_selected) {
folder_selected = false;
selection_session_mode = 1;
selection_session_mode_changed = true;
Settings::application.recentFolders.push(file_browser_path_);
Settings::application.recentFolders.path.assign(file_browser_path_);
}
// Show combo box of quick selection modes
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::BeginCombo("##SelectionSession", SystemToolkit::trunc_filename(Settings::application.recentFolders.path, 25).c_str() )) {
// Option 0 : recent files
if (ImGui::Selectable( ICON_FA_HISTORY " Recent Files") ) {
Settings::application.recentFolders.path = "Recent Files";
selection_session_mode = 0;
selection_session_mode_changed = true;
}
// Options 1 : known folders
for(auto foldername = Settings::application.recentFolders.filenames.begin();
foldername != Settings::application.recentFolders.filenames.end(); foldername++) {
std::string f = std::string(ICON_FA_FOLDER) + " " + SystemToolkit::trunc_filename( *foldername, 40);
if (ImGui::Selectable( f.c_str() )) {
// remember which path was selected
Settings::application.recentFolders.path.assign(*foldername);
// set mode
selection_session_mode = 1;
selection_session_mode_changed = true;
}
}
// Option 2 : add a folder
if (ImGui::Selectable( ICON_FA_FOLDER_PLUS " Add Folder") ){
std::thread (FolderDialogOpen, file_browser_path_, &folder_selected, Settings::application.recentFolders.path).detach();
}
ImGui::EndCombo();
}
// icon to clear list
ImVec2 pos = ImGui::GetCursorPos();
ImGui::SameLine();
ImGui::PushStyleVar(ImGuiStyleVar_Alpha, 0.7);
bool reset = false;
if ( selection_session_mode == 1) {
const char *tooltip[2] = {"Discard folder", "Discard folder"};
if (ImGuiToolkit::IconToggle(12,14,11,14, &reset, tooltip)) {
Settings::application.recentFolders.filenames.remove(Settings::application.recentFolders.path);
if (Settings::application.recentFolders.filenames.empty()) {
Settings::application.recentFolders.path.assign("Recent Files");
selection_session_mode = 0;
}
else
Settings::application.recentFolders.path = Settings::application.recentFolders.filenames.front();
// reload the list next time
selection_session_mode_changed = true;
}
}
else {
const char *tooltip[2] = {"Clear history", "Clear history"};
if (ImGuiToolkit::IconToggle(12,14,11,14, &reset, tooltip)) {
Settings::application.recentSessions.filenames.clear();
Settings::application.recentSessions.valid_file = false;
// reload the list next time
selection_session_mode_changed = true;
}
}
ImGui::PopStyleVar();
ImGui::SetCursorPos(pos);
// fill the session list depending on the mode
static std::list<std::string> sessions_list;
// change session list if changed
if (selection_session_mode_changed) {
// selection MODE 0 ; RECENT sessions
if ( selection_session_mode == 0) {
// show list of recent sessions
sessions_list = Settings::application.recentSessions.filenames;
}
// selection MODE 1 : LIST FOLDER
else if ( selection_session_mode == 1) {
// show list of vimix files in folder
sessions_list = SystemToolkit::list_directory( Settings::application.recentFolders.path, "mix");
}
// indicate the list changed (do not change at every frame)
selection_session_mode_changed = false;
}
// display the sessions list and detect if one was selected (double clic)
bool session_selected = false;
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
ImGui::ListBoxHeader("##Sessions", 7);
static std::string file_info = "";
static std::list<std::string>::iterator file_selected = sessions_list.end();
for(auto filename = sessions_list.begin(); filename != sessions_list.end(); filename++) {
if (ImGui::Selectable( SystemToolkit::filename(*filename).c_str(), false, ImGuiSelectableFlags_AllowDoubleClick )) {
if (ImGui::IsMouseDoubleClicked(0)) {
Mixer::manager().open( *filename );
session_selected = true;
}
else {
file_info = SessionCreator::info(*filename);
file_selected = filename;
}
}
if (ImGui::IsItemHovered() && file_selected != filename) {
file_info.clear();
file_selected = sessions_list.end();
}
}
ImGui::ListBoxFooter();
if (!file_info.empty()) {
ImGui::BeginTooltip();
ImGui::Text("%s", file_info.c_str());
ImGui::EndTooltip();
}
pos = ImGui::GetCursorPos();
ImGui::SameLine();
ImGuiToolkit::HelpMarker("Quick access to Session files;\nSelect the history of recently\nopened files or a folder, and\ndouble-clic a filename to open.");
ImGui::SetCursorPos(pos);
// done the selection !
if (session_selected) {
// close pannel
file_info.clear();
hidePannel();
// reload the list next time
selection_session_mode_changed = true;
}
// Continue Main pannel
// WINDOWS
ImGui::Text(" ");
ImGui::Text("Windows");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_PREVIEW, &Settings::application.widget.preview, CTRL_MOD "P");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_MEDIAPLAYER, &Settings::application.widget.media_player, CTRL_MOD "M");
#ifndef NDEBUG
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_SHADEREDITOR, &Settings::application.widget.shader_editor, CTRL_MOD "E");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_TOOLBOX, &Settings::application.widget.toolbox, CTRL_MOD "T");
#endif
ImGuiToolkit::ButtonSwitch( ICON_FA_LIST " Logs", &Settings::application.widget.logs, CTRL_MOD "L");
ImGuiToolkit::ButtonSwitch( ICON_FA_TACHOMETER_ALT " Metrics", &Settings::application.widget.stats);
// Settings application appearance
ImGui::Text(" ");
ImGui::Text("Appearance");
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if ( ImGui::DragFloat("Scale", &Settings::application.scale, 0.01, 0.8f, 1.2f, "%.1f"))
ImGui::GetIO().FontGlobalScale = Settings::application.scale;
// ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
// if ( ImGui::Combo("Accent", &Settings::application.accent_color, "Blue\0Orange\0Grey\0\0"))
// ImGuiToolkit::SetAccentColor(static_cast<ImGuiToolkit::accent_color>(Settings::application.accent_color));
bool b = ImGui::RadioButton("Blue", &Settings::application.accent_color, 0); ImGui::SameLine();
bool o = ImGui::RadioButton("Orange", &Settings::application.accent_color, 1); ImGui::SameLine();
bool g = ImGui::RadioButton("Grey", &Settings::application.accent_color, 2);
if (b || o || g)
ImGuiToolkit::SetAccentColor(static_cast<ImGuiToolkit::accent_color>(Settings::application.accent_color));
// Bottom aligned Logo & About
static unsigned int vimixicon = Resource::getTextureImage("images/vimix_256x256.png");
static float h = 4.f * ImGui::GetTextLineHeightWithSpacing();
if ( ImGui::GetCursorPosY() + h + 128.f < height_ ) {
ImGui::SetCursorPos(ImVec2(pannel_width_ / 2.f - 64.f, height_ -h - 128.f));
ImGui::Image((void*)(intptr_t)vimixicon, ImVec2(128, 128));
ImGui::Text("");
}
else {
ImGui::SetCursorPosY(height_ -h);
ImGui::Text("About");
}
if ( ImGui::Button( ICON_FA_CROW " About vimix", ImVec2(ImGui::GetContentRegionAvail().x, 0)) )
UserInterface::manager().show_about = true;
if ( ImGui::Button("ImGui"))
UserInterface::manager().show_imgui_about = true;
ImGui::SameLine();
if ( ImGui::Button("GStreamer"))
UserInterface::manager().show_gst_about = true;
ImGui::SameLine();
if ( ImGui::Button("OpenGL", ImVec2(ImGui::GetContentRegionAvail().x, 0)))
UserInterface::manager().show_opengl_about = true;
}
ImGui::End();
}
void ShowAbout(bool* p_open)
{
ImGui::SetNextWindowPos(ImVec2(1000, 20), ImGuiCond_FirstUseEver);
if (!ImGui::Begin("About " APP_TITLE, p_open, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_AlwaysAutoResize))
{
ImGui::End();
return;
}
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_BOLD);
ImGui::Text("%s %d.%d", APP_NAME, APP_VERSION_MAJOR, APP_VERSION_MINOR);
ImGui::PopFont();
ImGui::Separator();
ImGui::Text("vimix is a video mixing software for live performance.");
ImGui::Text("vimix is licensed under the GNU GPL version 3. Copyright 2019-2020 Bruno Herbelin.");
ImGuiToolkit::ButtonOpenUrl("https://github.com/brunoherbelin/v-mix");
ImGui::End();
}
void ShowAboutOpengl(bool* p_open)
{
ImGui::SetNextWindowPos(ImVec2(430, 640), ImGuiCond_FirstUseEver);
if (!ImGui::Begin("About OpenGL", p_open, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_AlwaysAutoResize))
{
ImGui::End();
return;
}
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_BOLD);
ImGui::Text("OpenGL %s", glGetString(GL_VERSION) );
ImGui::PopFont();
ImGui::Separator();
ImGui::Text("OpenGL is the premier environment for developing portable, \ninteractive 2D and 3D graphics applications.");
ImGuiToolkit::ButtonOpenUrl("https://www.opengl.org");
ImGui::SameLine();
static bool show_opengl_info = false;
ImGui::SetNextItemWidth(-100.f);
ImGui::Text(" Details");
ImGui::SameLine();
ImGuiToolkit::IconToggle(10,0,11,0,&show_opengl_info);
if (show_opengl_info)
{
ImGui::Separator();
bool copy_to_clipboard = ImGui::Button( ICON_FA_COPY " Copy");
ImGui::SameLine(0.f, 60.f);
static char _openglfilter[64] = "";
ImGui::InputText("Filter", _openglfilter, 64);
ImGui::SameLine();
if ( ImGuiToolkit::ButtonIcon( 12, 14 ) )
_openglfilter[0] = '\0';
std::string filter(_openglfilter);
ImGui::BeginChildFrame(ImGui::GetID("gstinfos"), ImVec2(0, ImGui::GetTextLineHeightWithSpacing() * 18), ImGuiWindowFlags_NoMove);
if (copy_to_clipboard)
{
ImGui::LogToClipboard();
ImGui::LogText("```\n");
}
ImGui::Text("OpenGL %s", glGetString(GL_VERSION) );
ImGui::Text("%s %s", glGetString(GL_RENDERER), glGetString(GL_VENDOR));
ImGui::Text("Extensions (runtime) :");
GLint numExtensions = 0;
glGetIntegerv( GL_NUM_EXTENSIONS, &numExtensions );
for (int i = 0; i < numExtensions; ++i){
std::string ext( (char*) glGetStringi(GL_EXTENSIONS, i) );
if ( filter.empty() || ext.find(filter) != std::string::npos )
ImGui::Text("%s", ext.c_str());
}
if (copy_to_clipboard)
{
ImGui::LogText("\n```\n");
ImGui::LogFinish();
}
ImGui::EndChildFrame();
}
ImGui::End();
}
void ShowAboutGStreamer(bool* p_open)
{
ImGui::SetNextWindowPos(ImVec2(430, 20), ImGuiCond_FirstUseEver);
if (!ImGui::Begin("About Gstreamer", p_open, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_AlwaysAutoResize))
{
ImGui::End();
return;
}
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_BOLD);
ImGui::Text("GStreamer %s", GstToolkit::gst_version().c_str());
ImGui::PopFont();
ImGui::Separator();
ImGui::Text("A flexible, fast and multiplatform multimedia framework.");
ImGui::Text("GStreamer is licensed under the LGPL License.");
ImGuiToolkit::ButtonOpenUrl("https://gstreamer.freedesktop.org/");
ImGui::SameLine();
static bool show_config_info = false;
ImGui::SetNextItemWidth(-100.f);
ImGui::Text(" Details");
ImGui::SameLine();
ImGuiToolkit::IconToggle(10,0,11,0,&show_config_info);
if (show_config_info)
{
ImGui::Separator();
bool copy_to_clipboard = ImGui::Button( ICON_FA_COPY " Copy");
ImGui::SameLine(0.f, 60.f);
static char _filter[64] = ""; ImGui::InputText("Filter", _filter, 64);
ImGui::SameLine();
if ( ImGuiToolkit::ButtonIcon( 12, 14 ) )
_filter[0] = '\0';
std::string filter(_filter);
ImGui::BeginChildFrame(ImGui::GetID("gstinfos"), ImVec2(0, ImGui::GetTextLineHeightWithSpacing() * 18), ImGuiWindowFlags_NoMove);
if (copy_to_clipboard)
{
ImGui::LogToClipboard();
ImGui::LogText("```\n");
}
ImGui::Text("GStreamer %s", GstToolkit::gst_version().c_str());
ImGui::Text("Plugins & features (runtime) :");
std::list<std::string> filteredlist;
// filter
if ( filter.empty() )
filteredlist = GstToolkit::all_plugins();
else {
std::list<std::string> plist = GstToolkit::all_plugins();
for (auto const& i: plist) {
// add plugin if plugin name match
if ( i.find(filter) != std::string::npos )
filteredlist.push_back( i.c_str() );
// check in features
std::list<std::string> flist = GstToolkit::all_plugin_features(i);
for (auto const& j: flist) {
// add plugin if feature name matches
if ( j.find(filter) != std::string::npos )
filteredlist.push_back( i.c_str() );
}
}
}
// display list
for (auto const& t: filteredlist) {
ImGui::Text("> %s", t.c_str());
std::list<std::string> flist = GstToolkit::all_plugin_features(t);
for (auto const& j: flist) {
if ( j.find(filter) != std::string::npos )
{
ImGui::Text(" - %s", j.c_str());
}
}
}
if (copy_to_clipboard)
{
ImGui::LogText("\n```\n");
ImGui::LogFinish();
}
ImGui::EndChildFrame();
}
ImGui::End();
}
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