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nbomb: square root operation is commutative with exponentiation

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Alexandre-Xavier Labonté-Lamoureux
2022-11-10 18:21:19 -05:00
parent a92e1c6fe7
commit 1cd79f6012
1 changed files with 3 additions and 3 deletions
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src/game/nbomb.c
+3 -3
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@@ -369,9 +369,9 @@ void nbombInflictDamage(struct nbomb *nbomb)
f32 ydiff = prop->pos.f[1] - nbomb->pos.f[1];
f32 zdiff = prop->pos.f[2] - nbomb->pos.f[2];
f32 dist = sqrtf(xdiff * xdiff + ydiff * ydiff + zdiff * zdiff);
f32 dist = xdiff * xdiff + ydiff * ydiff + zdiff * zdiff;
if (dist < nbomb->radius) {
if (dist < nbomb->radius * nbomb->radius) {
struct chrdata *chr = prop->chr;
if (chr) {
@@ -629,7 +629,7 @@ Gfx *nbombRenderOverlay(Gfx *gdl)
f32 ydiff = campos.f[1] - g_Nbombs[i].pos.f[1];
f32 zdiff = campos.f[2] - g_Nbombs[i].pos.f[2];
if (sqrtf(xdiff * xdiff + ydiff * ydiff + zdiff * zdiff) < g_Nbombs[i].radius) {
if (xdiff * xdiff + ydiff * ydiff + zdiff * zdiff < g_Nbombs[i].radius * g_Nbombs[i].radius) {
u32 alpha = nbombCalculateAlpha(&g_Nbombs[i]);
inside = true;