examples

commit 615c5952424b909f6d243b57dc28d70dc59dab84
parent feb37900a804a5727cab6165bf3d35f47dade0f6
Author: Henry Wilson <henry@henryandlizzy.uk>
Date:   Sat,  9 Apr 2022 13:52:07 +0100

gl-asteroids: Shooting powerups destroys them

Diffstat:
M
src/gl-asteroids.cpp
 | 
29
+++++++++++++++++++++++++----

1 file changed, 25 insertions(+), 4 deletions(-)
diff --git a/src/gl-asteroids.cpp b/src/gl-asteroids.cpp
@@ -459,11 +459,32 @@ int main(int argc, char* argv[])
 		bang:	continue;
 		}
 
-		if (powerups && is_colliding(s, powerups->p))
+		if (powerups)
 		{
-			powerups.reset();
-			score += 10;
-			++firerate;
+			for (auto b = bullets.begin(); b < bullets.end(); ++b)
+			{
+				if (not is_colliding(b->p, powerups->p))
+					continue;
+
+				for (unsigned j = 0; j < 4; ++j)
+				{
+					entity debris = *powerups;
+					debris.p.vel.x += .3 * dis_p(gen);
+					debris.p.vel.y += .3 * dis_p(gen);
+					debris.p.scale *= 1.5 * dis_s(gen);
+					particle::make_particle(debris, .7);
+				}
+				powerups.reset();
+				score -= 10;
+				bullets.erase(b);
+				break;
+			}
+			if (is_colliding(s, powerups->p))
+			{
+				powerups.reset();
+				score += 10;
+				++firerate;
+			}
 		}
 
 		if(any_of(rocks.begin(), rocks.end(), [](auto& r) { return is_colliding(s, r.p); }))