changed tile.h and tile16.cc to snes_tile

src/app/gfx/snes_tile.cc

@@ -0,0 +1,87 @@
+#include <compressions/alttpcompression.h>
+#include <rommapping.h>
+
+#include <memory>
+#include <vector>
+
+#include "app/core/constants.h"
+#include "snes_tile.h"
+
+namespace yaze {
+namespace app {
+namespace gfx {
+
+TileInfo GetTilesInfo(ushort tile) {
+  // vhopppcc cccccccc
+  ushort o = 0;
+  ushort v = 0;
+  ushort h = 0;
+  auto tid = (ushort)(tile & 0x3FF);
+  auto p = (uchar)((tile >> 10) & 0x07);
+
+  o = (ushort)((tile & 0x2000) >> 13);
+  h = (ushort)((tile & 0x4000) >> 14);
+  v = (ushort)((tile & 0x8000) >> 15);
+
+  return TileInfo(tid, p, v, h, o);
+}
+
+void BuildTiles16Gfx(uchar *mapblockset16, uchar *currentOWgfx16Ptr,
+                     std::vector<Tile16> &allTiles) {
+  uchar *gfx16Data = mapblockset16;
+  uchar *gfx8Data = currentOWgfx16Ptr;
+  const int offsets[4] = {0, 8, 1024, 1032};
+  auto yy = 0;
+  auto xx = 0;
+
+  // Number of tiles16 3748? // its 3752
+  for (auto i = 0; i < core::constants::NumberOfMap16; i++) {
+    // 8x8 tile draw
+    // gfx8 = 4bpp so everyting is /2
+    auto tiles = allTiles[i];
+
+    for (auto tile = 0; tile < 4; tile++) {
+      TileInfo info = tiles.tiles_info[tile];
+      int offset = offsets[tile];
+
+      for (auto y = 0; y < 8; y++) {
+        for (auto x = 0; x < 4; x++) {
+          CopyTile16(x, y, xx, yy, offset, info, gfx16Data, gfx8Data);
+        }
+      }
+    }
+
+    xx += 16;
+    if (xx >= 128) {
+      yy += 2048;
+      xx = 0;
+    }
+  }
+}
+
+void CopyTile16(int x, int y, int xx, int yy, int offset, TileInfo tile,
+                uchar *gfx16Pointer, uchar *gfx8Pointer)  // map,current
+{
+  int mx = x;
+  int my = y;
+  uchar r = 0;
+
+  if (tile.horizontal_mirror_) {
+    mx = 3 - x;
+    r = 1;
+  }
+  if (tile.vertical_mirror_) {
+    my = 7 - y;
+  }
+
+  int tx = ((tile.id_ / 16) * 512) + ((tile.id_ - ((tile.id_ / 16) * 16)) * 4);
+  auto index = xx + yy + offset + (mx * 2) + (my * 128);
+  uchar pixel = gfx8Pointer[tx + (y * 64) + x];
+
+  gfx16Pointer[index + r ^ 1] = (uchar)((pixel & 0x0F) + tile.palette_ * 16);
+  gfx16Pointer[index + r] = (uchar)(((pixel >> 4) & 0x0F) + tile.palette_ * 16);
+}
+
+}  // namespace gfx
+}  // namespace app
+}  // namespace yaze