From d46a436303cfa383b9ac7735f3a0577bc9495e81 Mon Sep 17 00:00:00 2001
From: Tobin <tobin.cooney@gmail.com>
Date: Sat, 25 Apr 2026 14:46:52 -0400
Subject: [PATCH] comments mostly

---
 NOTES     |  2 +-
 cat_api.h | 11 +++++++++++
 main.c    | 22 ++++++++++++++++------
 3 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/NOTES b/NOTES
index 3eec315..4983767 100644
--- a/NOTES
+++ b/NOTES
@@ -1 +1 @@
-https://www.beepbox.co/#9n31sbk0l00e05t1-a7g0fj07r4i0o432T1v1u61f0qwx10v311d08A5F2B6Q0530Pf636E2b677T5v1u53f0qwx10h511d03H_RIBJAAAzrrrqhh0E1b4T1v1ue7f10p7q0331d08A0F5B3Q0140Pea77E361b627638T2v1u15f10w4qw02d03w0E0b4id50000000id3g00000018Qd00000004h400000000p22PAqq_7jhWttlh7llCoyCnC0Pif0E7uOaWaYyl8Y2O-mJPs1FEIP4SnXNk0CLXFEY1vtjhjnrAkY9W3w5uVytdtOq3CG0JI2Q4L5Pq-HdE8kxAh26kUxMgx2I4894gxA127rEW14S135L46OJz84kqh45w11wFJvlglYDHlRO6Bl0MeJnpk00
+https://www.beepbox.co/#9n31sbk0l00e05t1-a7g0fj07r4i0o432T1v1u61f0qwx10v311d08A5F2B6Q0530Pf636E2b677T5v1u53f0qwx10h511d03H_RIBJAAAzrrrqhh0E1b4T1v1ue7f10p7q0331d08A0F5B3Q0140Pea77E361b627638T2v1u15f10w4qw02d03w0E0b5yd50000000id3g00000018Qd00000004h400000000p236Aqq_7jhWttlh7llCoCCnKLc8Zq2SYyKyL8B2f0sLBHsT0GqbcNdB-Yl09H-Wqf0nTkQkRSV5f2uwU1nKoDjnsCwVGwbr0J1bV7jKg5lh7llwe8sP0pF6ndHWISwxi6h48pjy7124aMgwAh26g48tKzE4jo4cmYgraScwhhF4gm0462CRZl1nOuJnn8qlk30WRtBg00
diff --git a/cat_api.h b/cat_api.h
index 1b9e768..6b6ae1a 100644
--- a/cat_api.h
+++ b/cat_api.h
@@ -1,3 +1,14 @@
+/* yields
+	cat_init();
+	cat_create_window();
+	cat_pixel();
+	cat_fill();
+	cat_render();
+	cat_play_wav();
+	cat_stop_audio();
+	cat_get_event();
+*/
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <SDL2/SDL.h>
diff --git a/main.c b/main.c
index 2a751b5..de9ef82 100644
--- a/main.c
+++ b/main.c
@@ -1,6 +1,12 @@
 #include "cat_api.h"
 #include <time.h>
 
+/* TODO:
+	- *forces* as linked list struct? entity can have a list of forces acting on it
+		if force is 0N cleanup remove from list every tick.
+		or every few ticks do a cleanup routine that also frees memory and stuff
+*/
+
 void bye(void)
 {
 	printf("bye!\n");
@@ -60,13 +66,14 @@ struct entity
 {
 	int is_player;
 	int is_static;
-	int x;
-	int y;
-	int width;
-	int height;
+	int in_freefall;
+	float x;
+	float y;
+	int width;	 /**/
+	int height;	 /**/
 	unsigned char r; /* replace this with sprite TODO */
-	unsigned char g;
-	unsigned char b;
+	unsigned char g; /**/
+	unsigned char b; /**/
 	float vx;
 	float vy;
 	float ax;
@@ -212,6 +219,8 @@ void apply_friction(void) /* FIXME */
 	else if (p->vy < 0) p->vy += 1;
 }
 
+/* FIXME */ static int tick_count = 0;
+
 void tick(void)
 {
 	/* run every N milliseconds... nanoseconds? idk */
@@ -224,6 +233,7 @@ void tick(void)
 	/* do a tick */
 	yes:	last_sec = t.tv_sec;
 		last_nsec = t.tv_nsec;
+	printf("tick %d!\n", tick_count++);
 
 	/* code to run every tick goes here */
 	erase_entities();