From cd18cdb1d650013194c4a9ffd7adcd2d5a908d8f Mon Sep 17 00:00:00 2001
From: Alcaro <floating@muncher.se>
Date: Tue, 15 Oct 2019 20:29:04 +0200
Subject: [PATCH] Optimize serialization stuff a bit

---
 bsnes/sfc/ppu-fast/serialization.cpp |  3 ++-
 nall/serializer.hpp                  | 24 ++++++++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/bsnes/sfc/ppu-fast/serialization.cpp b/bsnes/sfc/ppu-fast/serialization.cpp
index 38ac36ef..119eea61 100644
--- a/bsnes/sfc/ppu-fast/serialization.cpp
+++ b/bsnes/sfc/ppu-fast/serialization.cpp
@@ -8,7 +8,8 @@ auto PPU::serialize(serializer& s) -> void {
   s.array(cgram);
   for(auto& object : objects) object.serialize(s);
 
-  for(auto address : range(32768)) updateTiledata(address);
+  if (s.mode() == s.Load)
+    for(auto address : range(32768)) updateTiledata(address);
   Line::start = 0;
   Line::count = 0;
 }
diff --git a/nall/serializer.hpp b/nall/serializer.hpp
index 1e8eeb2c..0fd086ca 100755
--- a/nall/serializer.hpp
+++ b/nall/serializer.hpp
@@ -110,6 +110,30 @@ struct serializer {
     return *this;
   }
 
+  template<int N> auto array(uint8_t (&array_)[N]) -> serializer& {
+    array(array_, N);
+    return *this;
+  }
+  auto array(uint8_t* array, uint size) -> serializer& {
+    if(_mode == Save) {
+      memcpy(_data+_size, array, size);
+    } else if(_mode == Load) {
+      memcpy(array, _data+_size, size);
+    }
+    _size += size;
+    return *this;
+  }
+#ifdef ENDIAN_LSB
+  template<int N> auto array(uint16_t (&array_)[N]) -> serializer& {
+    array(array_, N);
+    return *this;
+  }
+  auto array(uint16_t* array_, uint size) -> serializer& {
+    array((uint8_t*)array_, size*2);
+    return *this;
+  }
+#endif
+
   template<typename T, uint Size> auto array(nall::array<T[Size]>& array) -> serializer& {
     for(auto& value : array) operator()(value);
     return *this;