1 files changed, 1 insertions, 21 deletions

diff --git a/src/sprites.h b/src/sprites.h
index e249e95..88ca787 100644
--- a/src/sprites.h
+++ b/src/sprites.h
@@ -3,19 +3,6 @@
 
 #include "common.h"
 
-u32
-unpack_1bb(u8 hex) {
-    const u32 conversion_u32[16] = {
-        0x00000000, 0x00000001, 0x00000010, 0x00000011,
-        0x00000100, 0x00000101, 0x00000110, 0x00000111,
-        0x00001000, 0x00001001, 0x00001010, 0x00001011,
-        0x00001100, 0x00001101, 0x00001110, 0x00001111,
-    };
-    u8 low = hex & 0xF;
-    u8 high = (hex >> 4) & 0xF;
-    return (conversion_u32[high] << 16) | conversion_u32[low];
-}
-
 typedef struct Sprite {
     // A unique sprite identifier.
     size_t id;
@@ -54,14 +41,7 @@ load_sprite_data(u32 *sprite_data, size_t n_tiles, size_t n_frames) {
 
 size_t
 load_packed_sprite_data(u32 *sprite_data, size_t n_tiles, size_t n_frames) {
-    size_t counter = 0;
-    for (size_t i = 0; i < 8 * n_tiles * n_frames / 4; ++i) {
-        u32 hex = sprite_data[i];
-        sprite_memory[counter++] = unpack_1bb((hex >> 24) & 0xFF);
-        sprite_memory[counter++] = unpack_1bb((hex >> 16) & 0xFF);
-        sprite_memory[counter++] = unpack_1bb((hex >> 8) & 0xFF);
-        sprite_memory[counter++] = unpack_1bb((hex) & 0xFF);
-    }
+    unpack_tiles(sprite_data, sprite_memory, n_tiles * n_frames);
     sprite_memory += 8 * n_tiles * n_frames;
     Sprite sprite = {
         .id = sprite_counter,