Added Dot as Player/Enemy character -> fix #1

CppGame/Display.cpp

@@ -20,6 +20,16 @@ void Display::DrawObject(float* line,unsigned int num_of_vertices) const
 
 }
 
+void Display::DrawPoint(float* point) const
+{
+    glBufferData(GL_ARRAY_BUFFER, sizeof(point[0]) * 5, point, GL_DYNAMIC_DRAW);
+    glUseProgram(shaderProgram);
+    //point size
+    glPointSize(20);
+    glBindVertexArray(VAO);
+    glDrawArrays(GL_POINTS, 0, 1);
+}
+
 void Display::CleanWindow()
 {
     //clean whole screen and set every pixel to black

CppGame/Display.h

@@ -9,6 +9,7 @@ public:
 	Display(unsigned int VAO, unsigned int shaderProgram);
 	~Display();
 	void DrawObject(float* line, unsigned int num_of_vertices) const;
+	void DrawPoint(float* line) const;
 	void CleanWindow();
 private:
 	unsigned int VAO;

CppGame/Scene.cpp

@@ -135,6 +135,7 @@ void Scene::render_scene(const Display& display) const
             continue;
         auto enemy_lines_ptr = get_player_lines(walls, enemy);
         display.DrawObject((float*)&((*enemy_lines_ptr)[0]), (unsigned int)enemy_lines_ptr->size() * 2);
+        this->render_point(enemy.position, enemy.color, display);
     }
     //draw goal
     if (DEBUG_MODE || pos_is_visible(player, goal)) {
@@ -147,6 +148,7 @@ void Scene::render_scene(const Display& display) const
     }
     auto player_lines_ptr = get_player_lines(walls,player);
     display.DrawObject((float*)&((*player_lines_ptr)[0]), (unsigned int)player_lines_ptr->size() * 2);
+    this->render_point(player.position, player.color, display);
 }
 
 void Scene::restart_scene()
@@ -344,4 +346,16 @@ std::unique_ptr<vec_lines> Scene::get_player_lines(const vec_lines& walls, const
     return outline;
 }
 
+void Scene::render_point(pos position, tuple_color color, const Display& display) const
+{
+    std::vector<float> point_data;
+    point_data.push_back(position.first); //x
+    point_data.push_back(position.second); //y
+    auto&& [r, g, b] = color;
+    point_data.push_back(r);
+    point_data.push_back(g);
+    point_data.push_back(b);
+    display.DrawPoint((float*)&(point_data[0]));
+}
+
 

CppGame/Scene.h

@@ -33,6 +33,7 @@ private:
 	vec_lines walls;
 	Player player;
 	std::unique_ptr<vec_lines> get_player_lines(const vec_lines& walls,const Player& player) const;
+	void render_point(pos position, tuple_color color,const Display& display) const;
 	pos delta_pos;
 	pos goal;
 	float delta_rot;

CppGame/main.cpp

@@ -107,6 +107,8 @@ int main()
     glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 5 * sizeof(float), (void*)(2 * sizeof(float)));
     glEnableVertexAttribArray(1);
 
+
+    
     //set glfw input mode to stick keys (stay pressed until polling)
     glfwSetInputMode(window, GLFW_STICKY_KEYS, GLFW_TRUE);