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-rw-r--r--src/blitter/8bpp_optimized.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/blitter/8bpp_optimized.cpp b/src/blitter/8bpp_optimized.cpp
index 350715dc6..62fae35c8 100644
--- a/src/blitter/8bpp_optimized.cpp
+++ b/src/blitter/8bpp_optimized.cpp
@@ -113,7 +113,12 @@ Sprite *Blitter_8bppOptimized::Encode(SpriteLoader::Sprite *sprite, Blitter::All
/* We have no idea how much memory we really need, so just guess something */
memory *= 5;
- SpriteData *temp_dst = (SpriteData *)MallocT<byte>(memory);
+
+ /* Don't allocate memory each time, but just keep some
+ * memory around as this function is called quite often
+ * and the memory usage is quite low. */
+ static ReusableBuffer<byte> temp_buffer;
+ SpriteData *temp_dst = (SpriteData *)temp_buffer.Allocate(memory);
byte *dst = temp_dst->data;
/* Make the sprites per zoom-level */
@@ -195,7 +200,6 @@ Sprite *Blitter_8bppOptimized::Encode(SpriteLoader::Sprite *sprite, Blitter::All
dest_sprite->x_offs = sprite->x_offs;
dest_sprite->y_offs = sprite->y_offs;
memcpy(dest_sprite->data, temp_dst, size);
- free(temp_dst);
return dest_sprite;
}