Add files via upload

src/lighting/Lightmap.h

@@ -0,0 +1,58 @@
+#ifndef LIGHTING_LIGHTMAP_H_
+#define LIGHTING_LIGHTMAP_H_
+
+#include "../voxels/Chunk.h"
+
+class Lightmap {
+public:
+	unsigned short* map;
+	Lightmap();
+	~Lightmap();
+
+	inline unsigned char get(int x, int y, int z, int channel){
+		return (map[y*CHUNK_D*CHUNK_W+z*CHUNK_W+x] >> (channel << 2)) & 0xF;
+	}
+
+	inline unsigned char getR(int x, int y, int z){
+		return map[y*CHUNK_D*CHUNK_W+z*CHUNK_W+x] & 0xF;
+	}
+
+	inline unsigned char getG(int x, int y, int z){
+		return (map[y*CHUNK_D*CHUNK_W+z*CHUNK_W+x] >> 4) & 0xF;
+	}
+
+	inline unsigned char getB(int x, int y, int z){
+		return (map[y*CHUNK_D*CHUNK_W+z*CHUNK_W+x] >> 8) & 0xF;
+	}
+
+	inline unsigned char getS(int x, int y, int z){
+		return (map[y*CHUNK_D*CHUNK_W+z*CHUNK_W+x] >> 12) & 0xF;
+	}
+
+	inline void setR(int x, int y, int z, int value){
+		const int index = y*CHUNK_D*CHUNK_W+z*CHUNK_W+x;
+		map[index] = (map[index] & 0xFFF0) | value;
+	}
+
+	inline void setG(int x, int y, int z, int value){
+		const int index = y*CHUNK_D*CHUNK_W+z*CHUNK_W+x;
+		map[index] = (map[index] & 0xFF0F) | (value << 4);
+	}
+
+	inline void setB(int x, int y, int z, int value){
+		const int index = y*CHUNK_D*CHUNK_W+z*CHUNK_W+x;
+		map[index] = (map[index] & 0xF0FF) | (value << 8);
+	}
+
+	inline void setS(int x, int y, int z, int value){
+		const int index = y*CHUNK_D*CHUNK_W+z*CHUNK_W+x;
+		map[index] = (map[index] & 0x0FFF) | (value << 12);
+	}
+
+	inline void set(int x, int y, int z, int channel, int value){
+		const int index = y*CHUNK_D*CHUNK_W+z*CHUNK_W+x;
+		map[index] = (map[index] & (0xFFFF & (~(0xF << (channel*4))))) | (value << (channel << 2));
+	}
+};
+
+#endif /* LIGHTING_LIGHTMAP_H_ */