bitmap optimization, sprites, inventory, tiles

src/app/zelda3/inventory.cc

@@ -0,0 +1,84 @@
+#include "inventory.h"
+
+#include "app/gfx/bitmap.h"
+#include "app/gfx/snes_tile.h"
+#include "app/rom.h"
+#include "gui/canvas.h"
+
+namespace yaze {
+namespace app {
+namespace zelda3 {
+void Inventory::Create(Bytes& all_gfx) {
+  data_.reserve(256 * 256);
+  for (int i = 0; i < 256 * 256; i++) {
+    data_.push_back(0xFF);
+  }
+  BuildTileset(all_gfx);
+  tiles_.push_back(gfx::GetTilesInfo(rom_.toint16(kBowItemPos)));
+  const int offsets[] = {0x00, 0x08, 0x200, 0x208};
+  auto xx = 0;
+  auto yy = 0;
+
+  int i = 0;
+  for (const auto& tile : tiles_) {
+    int offset = offsets[i];
+    for (auto y = 0; y < 0x08; ++y) {
+      for (auto x = 0; x < 0x08; ++x) {
+        int mx = x;
+        int my = y;
+
+        if (tile.horizontal_mirror_ != 0) {
+          mx = 0x07 - x;
+        }
+
+        if (tile.vertical_mirror_ != 0) {
+          my = 0x07 - y;
+        }
+
+        int xpos = ((tile.id_ % 0x10) * 0x08);
+        int ypos = (((tile.id_ / 0x10)) * 0x200);
+        int source = ypos + xpos + (x + (y * 0x80));
+
+        auto destination = xx + yy + offset + (mx + (my * 0x100));
+        data_[destination] = (tilesheets_[source] & 0x0F);
+      }
+    }
+
+    xx += 0x10;
+    if (xx >= 0x80) {
+      yy += 0x800;
+      xx = 0;
+    }
+
+    if (i == 4) {
+      i = 0;
+    }
+    i++;
+  }
+  bitmap_.Create(256, 256, 128, data_);
+  // bitmap_.ApplyPalette(rom_.GetPaletteGroup("hud")[0]);
+  rom_.RenderBitmap(&bitmap_);
+}
+
+void Inventory::BuildTileset(Bytes& all_gfx) {
+  //const int offsets[] = {0xDC000, 0x6D900, 0x6EF00, 0x6F000, 0xD8000, 0xD9000};
+  const int offsets[] = {0xDC000, 0x6D900, 0x6EF00, 0x6F000, 0xD8000, 0xD9000};
+  tilesheets_.reserve(6 * 0x1000);
+  for (int i = 0; i < 6 * 0x1000; i++) {
+    tilesheets_.push_back(0xFF);
+  }
+
+  for (int y = 0; y < 6; y++) {
+    int offset = offsets[y];
+    for (int x = 0; x < 0x1000; x++) {
+      tilesheets_[x + (y * 0x1000)] = all_gfx[offset + x + (y * 0x1000)];
+    }
+  }
+
+  tilesheets_bmp_.Create(128, 192, 64, tilesheets_);
+  rom_.RenderBitmap(&tilesheets_bmp_);
+}
+
+}  // namespace zelda3
+}  // namespace app
+}  // namespace yaze