Créé branche

SQCSim2021/openglcontext.cpp

@@ -9,11 +9,43 @@ OpenglContext::~OpenglContext()
 {
 }
 
+void OpenglContext::RenderSplashScreen()
+{
+    m_textureSplash.Load(TEXTURE_PATH "sc2.png", true);
+
+    if (!m_textureSplash.IsValid()) {
+        std::cerr << "Unable to load texture sc2.png" << std::endl;
+    }
+
+    m_textureSplash.Bind();
+
+    glMatrixMode(GL_PROJECTION);
+
+
+
+    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // Utilisez une fonction de m<>lange appropri<72>e
+
+    glBegin(GL_QUADS);
+    glTexCoord2f(0, 0);
+    glVertex2i(0, 0);
+    glTexCoord2f(1, 0);
+    glVertex2i(BASE_WIDTH, 0);
+    glTexCoord2f(1, 1);
+    glVertex2i(BASE_WIDTH, BASE_HEIGHT);
+    glTexCoord2f(0, 1);
+    glVertex2i(0, BASE_HEIGHT);
+    glEnd();
+}
+
+
 bool OpenglContext::Start(const std::string& title, int width, int height, bool fullscreen)
 {
     m_title = title;
     m_fullscreen = fullscreen;
     InitWindow(width, height);
+    bool showSplashScreen = true;
+    sf::Clock splashClock;
+
 
     Init();
     LoadResource();
@@ -22,13 +54,29 @@ bool OpenglContext::Start(const std::string& title, int width, int height, bool
 
     while (m_app.isOpen())
     {
-        clock.restart();
-
-        sf::Event Event;
-        while (m_app.pollEvent(Event))
+        if (showSplashScreen)
         {
-            switch(Event.type)
+            m_app.setActive();
+            Render(m_lastFrameTime);
+            m_app.display();
+            RenderSplashScreen();
+
+            if (splashClock.getElapsedTime().asSeconds() >= 3)
             {
+                showSplashScreen = false;
+            }
+        }
+        else
+        {
+
+
+            clock.restart();
+
+            sf::Event Event;
+            while (m_app.pollEvent(Event))
+            {
+                switch (Event.type)
+                {
                 case sf::Event::Closed:
                     m_app.close();
                     break;
@@ -51,28 +99,29 @@ bool OpenglContext::Start(const std::string& title, int width, int height, bool
                     MouseReleaseEvent(ConvertMouseButton(Event.mouseButton.button), Event.mouseButton.x, Event.mouseButton.y);
                     break;
                 case sf::Event::MouseWheelMoved:
-                    if(Event.mouseWheel.delta > 0)
+                    if (Event.mouseWheel.delta > 0)
                         MousePressEvent(MOUSE_BUTTON_WHEEL_UP, Event.mouseButton.x, Event.mouseButton.y);
                     else
                         MousePressEvent(MOUSE_BUTTON_WHEEL_DOWN, Event.mouseButton.x, Event.mouseButton.y);
                     break;
                 default: break;
+                }
             }
-        }
 
-        m_app.setActive();
-        Render(m_lastFrameTime);
-        m_app.display();
-
-        m_lastFrameTime = clock.getElapsedTime().asSeconds();
-
-        // Handle ourself frame rate limit, sf::Window::setFramerateLimit doesn't seems to work
-        float waitTime = (1.f / m_maxFps) - m_lastFrameTime;
-        if(waitTime > 0)
-        {
-            sf::sleep(sf::seconds(waitTime));
+            m_app.setActive();
+            Render(m_lastFrameTime);
+            m_app.display();
 
             m_lastFrameTime = clock.getElapsedTime().asSeconds();
+
+            // Handle ourself frame rate limit, sf::Window::setFramerateLimit doesn't seems to work
+            float waitTime = (1.f / m_maxFps) - m_lastFrameTime;
+            if (waitTime > 0)
+            {
+                sf::sleep(sf::seconds(waitTime));
+
+                m_lastFrameTime = clock.getElapsedTime().asSeconds();
+            }
         }
     }