Add movement stop to moving line test

1 files changed, 8 insertions, 6 deletions

diff --git a/src/main.c b/src/main.c
index 39b7a2c..2ad4877 100644
--- a/src/main.c
+++ b/src/main.c
@@ -84,18 +84,24 @@ test_moving_line(void) {
     int y = 0;
     int inc_x = 1;
     int inc_y = 0;
+    int should_move = 1;
     while (true) {
         poll_keys();
         if (key_tap(KEY_A)) {
             break;
         }
+        if (key_pressed(KEY_B)) {
+            should_move = 0;
+        } else {
+            should_move = 1;
+        }
         bios_vblank_wait();
         FRAME_START();
         PROF(flip_buffer(), flip_cycles);
         PROF(screen_fill(3), clear_cycles);
         PROF(draw_line(x, y, 239 - x, 159 - y, 2), line_cycles);
-        x += inc_x;
-        y += inc_y;
+        x += inc_x * should_move;
+        y += inc_y * should_move;
         if (x == 239 && inc_x == 1) {
             inc_x = 0;
             inc_y = 1;
@@ -141,10 +147,6 @@ test_sprites_bounce(void) {
         0xf8, 0xf8, 0xf8, 0xf8, 0xf8, 0x00, 0x00, 0x00,
         0x00, 0x00, 0x3e, 0x3e, 0x3e, 0x3e, 0x3e, 0x00,
     };
-    int x = 50;
-    int y = 50;
-    int inc_x = 1;
-    int inc_y = 1;
     typedef struct Sprite {
         int x;
         int y;