X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fchunk.hpp;h=06dc98bab34075ba0234103a572f1f17b55609b9;hb=35c09fc00094a3d390732fd533b2bd03413d90c7;hp=840bac0f3caf312574ebb888998f5aeae29ea4ea;hpb=f90ec88e6728ce865bcf892c810a36abd90d9001;p=blank.git

diff --git a/src/chunk.hpp b/src/chunk.hpp
index 840bac0..06dc98b 100644
--- a/src/chunk.hpp
+++ b/src/chunk.hpp
@@ -88,10 +88,9 @@ public:
 	void Unlink();
 	void Relink();
 
-	// check if block at given index is completely enclosed (and therefore invisible)
-	bool Obstructed(int idx) const;
+	// check which faces of a block at given index are obstructed (and therefore invisible)
+	Block::FaceSet Obstructed(int idx) const;
 
-	void Allocate();
 	void Invalidate() { dirty = true; }
 
 	void SetBlock(int index, const Block &);
@@ -102,10 +101,6 @@ public:
 	const Block &BlockAt(const Block::Pos &pos) const { return BlockAt(ToIndex(pos)); }
 	const Block &BlockAt(const Pos &pos) const { return BlockAt(ToIndex(pos)); }
 
-	const Block *FindNext(const Pos &pos, Block::Face face) const;
-	const Block *FindNext(const Block::Pos &pos, Block::Face face) const { return FindNext(Pos(pos), face); }
-	const Block *FindNext(int index, Block::Face face) const { return FindNext(ToPos(index), face); }
-
 	const BlockType &Type(const Block &b) const { return *types->Get(b.type); }
 
 	void SetLight(int index, int level);
@@ -116,6 +111,8 @@ public:
 	int GetLight(const Pos &pos) const { return GetLight(ToIndex(pos)); }
 	int GetLight(const Block::Pos &pos) const { return GetLight(ToIndex(pos)); }
 
+	float GetVertexLight(int index, const BlockModel::Position &, const Model::Normal &) const;
+
 	bool Intersection(
 		const Ray &ray,
 		const glm::mat4 &M,
@@ -144,15 +141,41 @@ private:
 private:
 	const BlockTypeRegistry *types;
 	Chunk *neighbor[Block::FACE_COUNT];
-	std::vector<Block> blocks;
-	std::vector<unsigned char> light;
-	Model model;
+	Block blocks[16 * 16 * 16];
+	unsigned char light[16 * 16 * 16];
+	BlockModel model;
 	Pos position;
 	bool dirty;
 
 };
 
 
+class BlockLookup {
+
+public:
+	// resolve chunk/position from oob coordinates
+	BlockLookup(Chunk *c, const Chunk::Pos &p);
+
+	// resolve chunk/position from ib coordinates and direction
+	BlockLookup(Chunk *c, const Chunk::Pos &p, Block::Face dir);
+
+	// check if lookup was successful
+	operator bool() const { return chunk; }
+
+	// only valid if lookup was successful
+	Chunk &GetChunk() const { return *chunk; }
+	const Chunk::Pos &GetBlockPos() const { return pos; }
+	const Block &GetBlock() const { return GetChunk().BlockAt(GetBlockPos()); }
+	const BlockType &GetType() const { return GetChunk().Type(GetBlock()); }
+	int GetLight() const { return GetChunk().GetLight(GetBlockPos()); }
+
+private:
+	Chunk *chunk;
+	Chunk::Pos pos;
+
+};
+
+
 class Generator;
 
 class ChunkLoader {