animate hero while solving

1 files changed, 14 insertions, 2 deletions

diff --git a/src/sdl/draw.c b/src/sdl/draw.c
index 322bd7a..762976f 100644
--- a/src/sdl/draw.c
+++ b/src/sdl/draw.c
@@ -137,6 +137,19 @@ draw_on_goal(
   return true;
 }
 
+static double
+get_home_angle(
+  const draw_ctx_t * const draw_ctx
+) {
+  if (draw_ctx->state == GAME_STATE_SOLVE) {
+    return 5 * sin(draw_ctx->ticks * M_2_PI / 2000.0);
+  } else if (sok_ctx_is_done(draw_ctx->ctx)) {
+    return 10 * sin(draw_ctx->ticks * M_2_PI / 1000.0);
+  } else {
+    return 0;
+  }
+}
+
 static bool
 draw_on_home(
   const sok_ctx_t * const ctx,
@@ -147,9 +160,8 @@ draw_on_home(
   UNUSED(ctx);
   UNUSED(has_goal);
   draw_ctx_t * const draw_ctx = data;
-  const double angle = sok_ctx_is_done(draw_ctx->ctx) ? (10 * sin(draw_ctx->ticks * M_2_PI / 1000.0)) : 0;
 
-  draw_cell(draw_ctx, pos, SPRITE_HOME, angle);
+  draw_cell(draw_ctx, pos, SPRITE_HOME, get_home_angle(draw_ctx));
 
   return true;
 }