[2.5👍] Multi-courbes en un temps record !

main.c

@@ -24,8 +24,14 @@ float	valmin[MAXC];
 float	valmax[MAXC];
 int		nc = 0;
 
+// Defines
+#define HORIZONTAL 0
+#define VERTICAL 1
+#define SUPERPOSER 2
+
 // Variables globales
 int vx1 = 0, vx2 = 400, vy1 = 0, vy2 = 400;
+int mode_affichage = HORIZONTAL;
 
 float map(float smin, float smax, float val, float omin, float omax)
 {
@@ -55,6 +61,14 @@ void ligne(int index, float hgx, float hgy, float bdx, float bdy)
 		float pos_x = map(0, size-1, i-1, hgx, bdx);
 		float pos_y = map(valmin[index], valmax[index], courbe[index][i], bdy, hgy);
 		//printf("%d : {%f, %f}\n", i, pos_x, pos_y);
+
+		if(mode_affichage == VERTICAL)
+		{
+			float temp = pos_x;
+			pos_x = pos_y;
+			pos_y = temp;
+		}
+
 		glVertex2f(pos_x, pos_y);
 	}
 
@@ -68,7 +82,33 @@ void afficher(void)
 	glClearColor(0.0,0.0,0.0,0.0);	
 	glClear(GL_COLOR_BUFFER_BIT);
 
-	ligne(0, -1.0, 1.0, 1.0, 0);
+	if(mode_affichage == HORIZONTAL)
+	{
+		for(unsigned int i = 1; i < nc+1; i++)
+		{
+			float haut = map(0, nc, i-1, 1.0, -1.0);
+			float bas = map(0, nc, i, 1.0, -1.0);
+			ligne(i-1, -1.0, haut, 1.0, bas);
+		}
+	}
+
+	if(mode_affichage == VERTICAL)
+	{
+		for(unsigned int i = 1; i < nc+1; i++)
+		{
+			float gauche = map(0, nc, i-1, -1.0, 1.0);
+			float droite = map(0, nc, i,   -1.0, 1.0);
+			ligne(i-1, -1.0, gauche, 1.0, droite);
+		}
+	}
+
+	if(mode_affichage == SUPERPOSER)
+	{
+		for(unsigned int i = 1; i < nc+1; i++)
+		{
+			ligne(i-1, -1.0, 1.0, 1.0, -1.0);
+		}
+	}
 
 	glFlush();
 }
@@ -214,6 +254,7 @@ int main(int argc, char* argv[])
 
 	printCourbeTerminal();
 
+	mode_affichage = SUPERPOSER;
 	int window = initWindow(argc, argv, afficher);
 
 	glutMainLoop();