camera, movement, collisions

1 files changed, 19 insertions, 1 deletions

diff --git a/src/engine/camera.c b/src/engine/camera.c
index 46c2d93..e756bd4 100644
--- a/src/engine/camera.c
+++ b/src/engine/camera.c
@@ -5,8 +5,26 @@
 
 vec_cor hh_update_camera(vec_cen new, vec2 min, vec2 max){
 
-	new = vec_cen2cor(new,(vec2){.x=20,.y=30});
+	//TODO: change floating point math to fix point math
+	//TODO: fix buggy y-axis ??
+
+	// new = vec_cen2cor(new,(vec2){.x=max.x/2,.y=max.y/2});
+	new = vec_cen2cor((vec2){.x=new.x+(HH_PPU_SPRITE_WIDTH/2),.y=(new.y+(HH_PPU_SPRITE_HEIGHT/2))*2},(vec2){.x=max.x/2,.y=max.y/2});
+	// new.x = new.x << HH_MATH_FIXED_POINT;
+	// new.y = new.y << HH_MATH_FIXED_POINT;
 	static vec_cor old;
+	// old.x = old.x << HH_MATH_FIXED_POINT;
+	// old.y = old.y << HH_MATH_FIXED_POINT;
+
+	// int16_t some = 0;
+	// some = some <<= HH_MATH_FIXED_POINT-1;
+
+	new.x = (int)((float)new.x*0.1f + (float)old.x*0.9f);
+	new.y = (int)((float)new.y*0.1f + (float)old.y*0.9f);
+
+	// old.x = old.x >> HH_MATH_FIXED_POINT;
+	// old.y = old.y >> HH_MATH_FIXED_POINT;
+
 
 	old.x = CLAMP(new.x,min.x,max.x);
 	old.y = CLAMP(new.y,min.y,max.y);