Make the very first cutscene a little bit more interesting.

Before, all the ships were moving at exactly the same speed, making them appear
static on screen.  Now, Chris is moving slowly to the right, but the WEAPCO
fighters are changing velocity now and then, both horizontally and vertically,
never quite reaching Chris but increasing their attempts.

code/script.cpp

@@ -262,7 +262,16 @@ void doCutscene(int scene)
 			if (enemy[i].active)
 			{
 				addEngine(&enemy[i]);
+				if (scene == 0 && i > 0 && (timer % 15) == i) {
+					enemy[i].dx += (drand48() - 0.5) * 0.1;
+					enemy[i].dy += (drand48() - 0.5) * 0.1;
+					if (enemy[i].x > 500 - timer)
+						enemy[i].dx -= 0.2;
+					if (enemy[i].x < 0)
+						enemy[i].dx += 0.2;
+				}
 				enemy[i].x += enemy[i].dx;
+				enemy[i].y += enemy[i].dy;
 				enemy[i].x += engine.ssx;
 				blit(enemy[i].image[0], (int)enemy[i].x, (int)enemy[i].y);
 				if (enemy[i].x > 850)
@@ -270,6 +279,10 @@ void doCutscene(int scene)
 					enemy[i].x = -50;
 					enemy[i].y = rand() % 560;
 				}
+				if (enemy[i].y < -50)
+					enemy[i].y = 650;
+				if (enemy[i].y > 650)
+					enemy[i].y = -50;
 			}
 		}
 

data/cutscene0.dat

@@ -1,7 +1,7 @@
 gfx/spirit.jpg
 -3 0
 
-0 0 400 300 3
+0 0 480 300 3.1
 1 2 -100 -550 3
 2 2 -100 -550 3
 3 2 -100 -550 3