93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
#include "room_object.h"
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namespace yaze {
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namespace app {
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namespace zelda3 {
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namespace dungeon {
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void RoomObject::DrawTile(Tile t, int xx, int yy,
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std::vector<uint8_t>& current_gfx16,
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std::vector<uint8_t>& tiles_bg1_buffer,
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std::vector<uint8_t>& tiles_bg2_buffer,
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ushort tileUnder) {
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bool preview = false;
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if (width_ < xx + 8) {
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width_ = xx + 8;
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}
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if (height_ < yy + 8) {
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height_ = yy + 8;
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}
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if (preview) {
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if (xx < 0x39 && yy < 0x39 && xx >= 0 && yy >= 0) {
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gfx::TileInfo ti; // t.GetTileInfo();
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for (auto yl = 0; yl < 8; yl++) {
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for (auto xl = 0; xl < 4; xl++) {
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int mx = xl;
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int my = yl;
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uint8_t r = 0;
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if (ti.horizontal_mirror_) {
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mx = 3 - xl;
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r = 1;
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}
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if (ti.vertical_mirror_) {
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my = 7 - yl;
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}
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// Formula information to get tile index position in the array.
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//((ID / nbrofXtiles) * (imgwidth/2) + (ID - ((ID/16)*16) ))
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int tx = ((ti.id_ / 0x10) * 0x200) +
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((ti.id_ - ((ti.id_ / 0x10) * 0x10)) * 4);
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auto pixel = current_gfx16[tx + (yl * 0x40) + xl];
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// nx,ny = object position, xx,yy = tile position, xl,yl = pixel
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// position
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int index =
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((xx / 8) * 8) + ((yy / 8) * 0x200) + ((mx * 2) + (my * 0x40));
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preview_object_data_[index + r ^ 1] =
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(uint8_t)((pixel & 0x0F) + ti.palette_ * 0x10);
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preview_object_data_[index + r] =
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(uint8_t)(((pixel >> 4) & 0x0F) + ti.palette_ * 0x10);
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}
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}
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}
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} else {
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if (((xx / 8) + nx_ + offset_x_) + ((ny_ + offset_y_ + (yy / 8)) * 0x40) <
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0x1000 &&
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((xx / 8) + nx_ + offset_x_) + ((ny_ + offset_y_ + (yy / 8)) * 0x40) >=
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0) {
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ushort td = 0; // gfx::GetTilesInfo(); // TODO t.GetTileInfo()
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// collisionPoint.Add(
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// new Point(xx + ((nx + offsetX) * 8), yy + ((ny + +offsetY) * 8)));
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if (layer_ == 0 || (uint8_t)layer_ == 2 || all_bgs_) {
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if (tileUnder ==
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tiles_bg1_buffer[((xx / 8) + offset_x_ + nx_) +
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((ny_ + offset_y_ + (yy / 8)) * 0x40)]) {
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return;
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}
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tiles_bg1_buffer[((xx / 8) + offset_x_ + nx_) +
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((ny_ + offset_y_ + (yy / 8)) * 0x40)] = td;
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}
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if ((uint8_t)layer_ == 1 || all_bgs_) {
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if (tileUnder ==
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tiles_bg2_buffer[((xx / 8) + nx_ + offset_x_) +
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((ny_ + offset_y_ + (yy / 8)) * 0x40)]) {
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return;
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}
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tiles_bg2_buffer[((xx / 8) + nx_ + offset_x_) +
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((ny_ + offset_y_ + (yy / 8)) * 0x40)] = td;
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}
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}
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}
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}
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} // namespace dungeon
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} // namespace zelda3
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} // namespace app
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} // namespace yaze
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