From df8e49f5019b6f33a30d4c9372a18d8d372d6af2 Mon Sep 17 00:00:00 2001
From: esquizo <esquizo+noreply@esquizo.net>
Date: Sun, 17 May 2026 16:48:20 -0300
Subject: libphysics: mudada a interface publica para um id ao invés de um
 ponteiro
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Isso aumenta a portabilidade e facilita appendage de userdata sem
necessariamente alterar o sistema principal
---
 libphysics/body.c | 42 ++++++++++++++++++++----------------------
 1 file changed, 20 insertions(+), 22 deletions(-)

(limited to 'libphysics/body.c')

diff --git a/libphysics/body.c b/libphysics/body.c
index 4ea05bd..51a352d 100644
--- a/libphysics/body.c
+++ b/libphysics/body.c
@@ -9,59 +9,57 @@
 Body phxbodypool[POOL_SIZE];
 int  phxbodypoolsize;
 
-static Body *allocbody(void);
+static BodyID allocbody(void);
 
-Body *
+BodyID
 phxnew(BodyType type)
 {
-	Body *b;
+	BodyID b;
 
-	if((b = allocbody()) == NULL)
+	if((b = allocbody()) == -1)
 		return b;
 
-	b->type = type;
+	phxbodypool[b].type = type;
 	return b;
 }
 
 void
-phxdel(Body *b)
+phxdel(BodyID id)
 {
-	b->active = 0;
+	phxbodypool[id].active = 0;
 }
 
 void
-phxsetpos(Body *b, float x, float y)
+phxsetpos(BodyID b, float x, float y)
 {
-	b->pos[0] = x;
-	b->pos[1] = y;
+	vec2_dup(phxbodypool[b].pos, (vec2){ x, y });
 }
 
 void
-phxsetsize(Body *b, float w, float h)
+phxsetsize(BodyID b, float w, float h)
 {
-	b->size[0] = w;
-	b->size[1] = h;
+	vec2_dup(phxbodypool[b].size, (vec2){ w, h });
 }
 
 void
-phxgetpos(Body *b, float p[2])
+phxgetpos(BodyID b, float p[2])
 {
-	vec2_dup(p, b->pos);
+	vec2_dup(p, phxbodypool[b].pos);
 }
 
 void
-phxgetsize(Body *b, float p[2])
+phxgetsize(BodyID b, float p[2])
 {
-	vec2_dup(p, b->size);
+	vec2_dup(p, phxbodypool[b].size);
 }
 
 void
-phxapplyaccel(Body *b, float a[2])
+phxapplyaccel(BodyID b, float a[2])
 {
-	vec2_add(b->accel, b->accel, a);
+	vec2_add(phxbodypool[b].accel, phxbodypool[b].accel, a);
 }
 
-Body *
+BodyID
 allocbody(void)
 {
 	int i;
@@ -72,10 +70,10 @@ allocbody(void)
 
 	if(i >= phxbodypoolsize) {
 		if(phxbodypoolsize == POOL_SIZE)
-			return NULL;
+			return -1;
 		i = phxbodypoolsize++;
 	}
 
 	phxbodypool[i].active = 1;
-	return phxbodypool + i;
+	return i;
 }
-- 
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