Started functions for pseudo vram

src/app/gfx/pseudo_vram.cc

@@ -2,6 +2,29 @@
 
 namespace yaze {
 namespace app {
-namespace gfx {}
+namespace gfx {
+
+void pseudo_vram::ChangeGraphicsTileset(
+    const std::vector<Bitmap>& graphics_set) {}
+
+void pseudo_vram::ChangeGraphicsPalette(const SNESPalette& graphics_pal) {}
+
+void pseudo_vram::ChangeSpriteTileset(const std::vector<Bitmap>& sprite_set) {}
+
+void pseudo_vram::ChangeSpritePalette(const SNESPalette& sprite_pal) {}
+
+std::vector<Bitmap> CreateGraphicsSet(
+    int id, const std::unordered_map<int, Bitmap>& all_graphics) {
+  std::vector<Bitmap> graphics_set;
+  return graphics_set;
+}
+
+std::vector<Bitmap> CreateSpriteSet(
+    int id, const std::unordered_map<int, Bitmap>& all_graphics) {
+  std::vector<Bitmap> graphics_set;
+  return graphics_set;
+}
+
+}  // namespace gfx
 }  // namespace app
 }  // namespace yaze