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Update MapLayer.cpp Fix u v #164

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Merged
fallahn merged 1 commit into from
Mar 27, 2025
Merged

Update MapLayer.cpp Fix u v #164

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4 changes: 2 additions & 2 deletions SDL2Example/src/MapLayer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ bool MapLayer::create(const tmx::Map& map, std::uint32_t layerIndex, const std::
//tex coords
auto idIndex = (tileIDs[idx].ID - ts.getFirstGID());
float u = static_cast<float>(idIndex % tileCountX);
float v = static_cast<float>(idIndex / tileCountY);
float v = static_cast<float>(idIndex / tileCountX);
u *= mapTileSize.x; //TODO we should be using the tile set size, as this may be different from the map's grid size
v *= mapTileSize.y;

Expand Down Expand Up @@ -131,4 +131,4 @@ void MapLayer::draw(SDL_Renderer* renderer) const
{
SDL_RenderGeometry(renderer, s.texture, s.vertexData.data(), static_cast<std::int32_t>(s.vertexData.size()), nullptr, 0);
}
}
}