X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fchunk.hpp;h=255d73b163f70ff25db4bade6f1b9a087a767aee;hb=b4995967309bf5570161db2287e27b84ca94ab9a;hp=e442e4e289107ee735417c9677ffa6157b42396d;hpb=2d5671c2ef977defae9ce0ce7248582ab3e8f011;p=blank.git

diff --git a/src/chunk.hpp b/src/chunk.hpp
index e442e4e..255d73b 100644
--- a/src/chunk.hpp
+++ b/src/chunk.hpp
@@ -51,6 +51,18 @@ public:
 			0.5f + (idx / (Width() * Height()))
 		);
 	}
+	glm::mat4 ToTransform(int idx) const;
+
+	static constexpr bool IsBorder(int idx) {
+		return
+			idx < Width() * Height() ||
+			(idx / Width()) % Height() == 0 ||
+			(idx / Width()) % Height() == Height() - 1 ||
+			(idx / (Width() * Height())) == Depth() - 1;
+	}
+
+	// check if block at given index is completely enclosed (and therefore invisible)
+	bool Obstructed(int idx) const;
 
 	void Allocate();
 	void Invalidate() { dirty = true; }