Started functions for pseudo vram

src/app/editor/overworld_editor.cc

@@ -345,11 +345,19 @@ void OverworldEditor::DrawTile8Selector() const {
 
 void OverworldEditor::DrawPseudoVRAM() {
   if (!vram_loaded_ && rom_.isLoaded()) {
-    for (int tileset_index = 0; tileset_index < 16; tileset_index++) {
-      rom_.GetVRAM().GetTileset(tileset_index);
-    }
-    pseudo_vram_canvas_.Update();
+    rom_.GetVRAM().ChangeGraphicsTileset(
+        gfx::CreateGraphicsSet(0, rom_.GetGraphicsBin()));
+    // for (int tileset_index = 0; tileset_index < 16; tileset_index++) {
+    //   rom_.GetVRAM().GetTileset(tileset_index);
+    // }
   }
+  pseudo_vram_canvas_.DrawBackground();
+  pseudo_vram_canvas_.UpdateContext();
+  pseudo_vram_canvas_.DrawGrid();
+  draw_list->AddImage((void *)rom_.GetVRAM().GetTileset(0).GetTexture(),
+                      ImVec2(canvas_p0.x + 2, canvas_p0.y + 2),
+                      ImVec2(canvas_p0.x + 256, canvas_p0.y + 64));
+  pseudo_vram_canvas_.DrawOverlay();
 }
 
 void OverworldEditor::LoadGraphics() {

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