Add ROM::LoadLinkGraphics

src/app/rom.cc

@@ -202,6 +202,26 @@ absl::StatusOr<Bytes> ROM::Load2BppGraphics() {
   return sheet;
 }
 
+absl::Status ROM::LoadLinkGraphics() {
+  const auto link_gfx_offset = 0x80000;
+  const auto link_gfx_length = 0x500;
+
+  // Load Links graphics from the ROM
+  for (int i = 0; i < 14; i++) {
+    ASSIGN_OR_RETURN(
+        auto link_sheet_data,
+        ReadByteVector(/*offset=*/link_gfx_offset + (i * link_gfx_length),
+                       /*length=*/link_gfx_length))
+    auto link_sheet_8bpp = gfx::SnesTo8bppSheet(link_sheet_data, /*bpp=*/4);
+    link_graphics_[i].Create(core::kTilesheetWidth, core::kTilesheetHeight,
+                             core::kTilesheetDepth, link_sheet_8bpp);
+    link_graphics_[i].ApplyPalette(link_palette_);
+    RenderBitmap(&link_graphics_[i]);
+  }
+
+  return absl::OkStatus();
+}
+
 absl::Status ROM::LoadAllGraphicsData() {
   Bytes sheet;
   bool bpp3 = false;

src/app/rom.h

@@ -167,6 +167,8 @@ class ROM {
    */
   absl::StatusOr<Bytes> Load2BppGraphics();
 
+  absl::Status LoadLinkGraphics();
+
   /**
    * This function iterates over all graphics sheets in the ROM and loads them
    * into memory. Depending on the sheet's index, it may be uncompressed or
@@ -474,6 +476,8 @@ class ROM {
 
   Z3_Version version_ = Z3_Version::US;
   gfx::BitmapTable graphics_bin_;
+  gfx::BitmapTable link_graphics_;
+  gfx::SNESPalette link_palette_;
   PaletteGroupMap palette_groups_;
 
   std::stack<std::function<void()>> changes_;