From: John Tsiombikas <nuclear@member.fsf.org>
Date: Tue, 14 Aug 2018 03:27:04 +0000 (+0300)
Subject: looks more fun when increasing the pull of gravity
X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=ld42_outofspace;a=commitdiff_plain;h=abb6d1780905e52dd6959211b9040de72c3306bd

looks more fun when increasing the pull of gravity
---

diff --git a/src/gamescr.cc b/src/gamescr.cc
index abd7865..638032c 100644
--- a/src/gamescr.cc
+++ b/src/gamescr.cc
@@ -68,6 +68,9 @@ struct QuadMesh {
 #define CONTRIB_THRES	0.005
 #define CONTRIB_RANGE(m) sqrt((m) / CONTRIB_THRES)
 
+/* gravitational strength */
+#define GRAV_STR	16.0f
+
 static int pos_to_grid(float x, float y);
 static Vec2 grid_to_pos(int gx, int gy);
 
@@ -177,7 +180,7 @@ static void simstep()
 	while(p) {
 		// calculate the field gradient at the particle position
 		int gidx = pos_to_grid(p->pos.x, p->pos.y);
-		Vec2 grad = calc_field_grad(gidx);
+		Vec2 grad = calc_field_grad(gidx) * GRAV_STR;
 
 		p->vel += grad * SIM_DT;
 		p->pos += p->vel * SIM_DT;
@@ -291,7 +294,7 @@ static void update()
 		em->pos = emit_place_pos;
 		em->mass = 100;
 		em->rate = 10;
-		em->chunk = 0.01 * em->mass;
+		em->chunk = 0.001 * em->mass;
 		em->angle = -1;
 		em->spread = 0;
 		em->spawn_pending = 0;