From d75423815e3f81de0e4fbb8a5dc9aa43fd923f9b Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Mon, 14 Jan 2019 19:33:59 -0500
Subject: rotate boxes on win

---
 src/sdl/draw.c | 26 ++++++++++++++------------
 1 file changed, 14 insertions(+), 12 deletions(-)

(limited to 'src/sdl')

diff --git a/src/sdl/draw.c b/src/sdl/draw.c
index 5138f8a..f27a6be 100644
--- a/src/sdl/draw.c
+++ b/src/sdl/draw.c
@@ -35,13 +35,14 @@ static void
 draw_cell(
   draw_ctx_t * const draw_ctx,
   const sok_pos_t pos,
-  const sprite_t sprite
+  const sprite_t sprite,
+  const double angle
 ) {
   const SDL_Rect rect = get_cell_rect(draw_ctx, pos);
 
   SDL_Texture *tex = draw_ctx->sprites[sprite];
-  if (SDL_RenderCopy(draw_ctx->renderer, tex, NULL, &rect)) {
-    die("SDL_RenderCopy(): %s", SDL_GetError());
+  if (SDL_RenderCopyEx(draw_ctx->renderer, tex, NULL, &rect, angle, NULL, SDL_FLIP_NONE)) {
+    die("SDL_RenderCopyEx(): %s", SDL_GetError());
   }
 }
 
@@ -98,7 +99,7 @@ draw_on_size(
     for (size_t x = 0; x < level_size.x; x++) {
       if (x > 0 && y > 0 && x < level_size.x - 1 && y < level_size.y - 1) {
         const sok_pos_t pos = { x, y };
-        draw_cell(draw_ctx, pos, SPRITE_FLOOR);
+        draw_cell(draw_ctx, pos, SPRITE_FLOOR, 0);
       }
     }
   }
@@ -113,7 +114,7 @@ draw_on_wall(
   void * const data
 ) {
   draw_ctx_t * const draw_ctx = data;
-  draw_cell(draw_ctx, pos, SPRITE_WALL);
+  draw_cell(draw_ctx, pos, SPRITE_WALL, 0);
   return true;
 }
 
@@ -126,7 +127,7 @@ draw_on_goal(
   void * const data
 ) {
   draw_ctx_t * const draw_ctx = data;
-  draw_cell(draw_ctx, pos, SPRITE_GOAL);
+  draw_cell(draw_ctx, pos, SPRITE_GOAL, 0);
   return true;
 }
 
@@ -138,15 +139,11 @@ draw_on_home(
   void * const data
 ) {
   draw_ctx_t * const draw_ctx = data;
-  const SDL_Rect rect = get_cell_rect(draw_ctx, pos);
-  SDL_Texture *tex = draw_ctx->sprites[SPRITE_HOME];
   const bool is_done = sok_ctx_is_done(draw_ctx->ctx);
   const Uint32 ticks = SDL_GetTicks();
   const double angle = is_done ? (10 * sin(ticks * M_2_PI / 1000.0)) : 0;
 
-  if (SDL_RenderCopyEx(draw_ctx->renderer, tex, NULL, &rect, angle, NULL, SDL_FLIP_NONE)) {
-    die("SDL_RenderCopyEx(): %s", SDL_GetError());
-  }
+  draw_cell(draw_ctx, pos, SPRITE_HOME, angle);
 
   return true;
 }
@@ -159,7 +156,12 @@ draw_on_box(
   void * const data
 ) {
   draw_ctx_t * const draw_ctx = data;
-  draw_cell(draw_ctx, pos, SPRITE_BOX);
+  const Uint32 ticks = SDL_GetTicks();
+  const bool is_done = sok_ctx_is_done(draw_ctx->ctx);
+  const double angle = is_done ? (5 * sin((100 * (pos.y + pos.x) + ticks) * M_2_PI / 1000.0)) : 0;
+
+  draw_cell(draw_ctx, pos, SPRITE_BOX, angle);
+
   return true;
 }
 
-- 
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