X-Git-Url: https://jasonwoof.com/gitweb/?p=vor.git;a=blobdiff_plain;f=globals.h;h=bf5e1daf02f0429fa424d040d95ad16f83c56fa5;hp=35c77f5d0e8d1903ec17ae2e585a81ada15954d6;hb=cd7fb220b16a73c15ff9dff7a5627bf78478875f;hpb=0179e60b6196d115000cb77fcd4cc880eecb177f

diff --git a/globals.h b/globals.h
index 35c77f5..bf5e1da 100644
--- a/globals.h
+++ b/globals.h
@@ -23,12 +23,6 @@ struct enginedots {
 	// is a number starting at between 0 and 50 and counting backward.
 	float life;	// When reduced to 0, set active = 0
 };
-struct spacedot {
-	// Space dots are harmless background items
-	// All are active. When one falls off the edge, another is created at the start.
-	float x,y,z;
-	Uint16 color;
-};
 
 // ************************************* VARS
 // SDL_Surface global variables
@@ -51,27 +45,24 @@ extern uint32_t area;
 // Structure global variables
 extern struct enginedots edot[MAXENGINEDOTS], *dotptr;
 extern struct bangdots bdot[MAXBANGDOTS], *bdotptr;
-extern struct spacedot sdot[MAXSPACEDOTS];
 
 // Other global variables
 extern char topline[1024];
 extern char *initerror;
 
 extern struct shape shipshape;
-extern float shipx,shipy;	// X position, 0..XSIZE
-extern float shipdx,shipdy;	// Change in X position per tick.
+extern float shipx,shipy;	// ship position on screen
+extern float shipdx,shipdy;	// ship speed (pixels/tick)
 extern float screendx, screendy;
 extern float xscroll, yscroll;
-extern float gamerate;  // this controls the speed of everything that moves.
 extern float yscroll;
 extern float scrollvel;
 
-extern int nships,score,initticks,ticks_since_last, last_ticks;
-extern int gameover;
-extern int maneuver;
-extern int sound_flag, music_flag;
-extern int tail_plume; // display big engine at the back?
-extern int friction;	// should there be friction?
+// All movement is based on t_frame.
+// All speeds are pixels/tick, with 20 ticks per second.
+extern float t_frame;  // length of this frame (in ticks = 1/20th second)
+
+extern int nships,score;
 extern float fadetimer, faderate;
 
 extern int pausedown, paused;