From 3568412f8f230774d0d11d7ed1c897424f95d3ef Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano.tronto@gmail.com>
Date: Thu, 11 Nov 2021 21:37:34 +0100
Subject: Rewritten from scratch. Welocme nissy 2.0!

---
 old/2021-06-15-before-separating-steps/cubetypes.h | 201 +++++++++++++++++++++
 1 file changed, 201 insertions(+)
 create mode 100644 old/2021-06-15-before-separating-steps/cubetypes.h

(limited to 'old/2021-06-15-before-separating-steps/cubetypes.h')

diff --git a/old/2021-06-15-before-separating-steps/cubetypes.h b/old/2021-06-15-before-separating-steps/cubetypes.h
new file mode 100644
index 0000000..6ba3675
--- /dev/null
+++ b/old/2021-06-15-before-separating-steps/cubetypes.h
@@ -0,0 +1,201 @@
+/* Typedefs ******************************************************************/
+
+typedef enum center          Center;
+typedef enum corner          Corner;
+typedef enum edge            Edge;
+typedef enum move            Move;
+typedef enum trans           Trans;
+
+typedef struct alg           Alg;
+typedef struct alglist       AlgList;
+typedef struct alglistnode   AlgListNode;
+typedef struct block         Block;
+typedef struct cube          Cube;
+typedef struct cubearray     CubeArray;
+typedef struct dfsdata       DfsData;
+typedef struct piecefilter   PieceFilter;
+typedef struct prunedata     PruneData;
+typedef struct solveoptions  SolveOptions;
+typedef struct step          Step;
+
+/* Enums *********************************************************************/
+
+enum
+center
+{
+	U_center, D_center,
+	R_center, L_center,
+	F_center, B_center
+};
+
+enum
+corner
+{
+	UFR, UFL, UBL, UBR,
+	DFR, DFL, DBL, DBR
+};
+
+enum
+edge
+{
+	UF, UL, UB, UR,
+	DF, DL, DB, DR,
+	FR, FL, BL, BR
+};
+
+enum
+move
+{
+	NULLMOVE,
+	U, U2, U3, D, D2, D3,
+	R, R2, R3, L, L2, L3,
+	F, F2, F3, B, B2, B3,
+	Uw, Uw2, Uw3, Dw, Dw2, Dw3,
+	Rw, Rw2, Rw3, Lw, Lw2, Lw3,
+	Fw, Fw2, Fw3, Bw, Bw2, Bw3,
+	M, M2, M3,
+	S, S2, S3,
+	E, E2, E3,
+	x, x2, x3,
+	y, y2, y3,
+	z, z2, z3,
+};
+
+enum
+trans
+{
+	uf, ur, ub, ul,
+	df, dr, db, dl,
+	rf, rd, rb, ru,
+	lf, ld, lb, lu,
+	fu, fr, fd, fl,
+	bu, br, bd, bl,
+	mirror, /* R|L */
+};
+
+
+/* Structs *******************************************************************/
+
+struct
+alg
+{
+	Move *          move;
+	bool *          inv;
+	int             len;
+	int             allocated;
+};
+
+struct
+alglist
+{
+	AlgListNode *   first;
+	AlgListNode *   last;
+	int             len;
+};
+
+struct
+alglistnode
+{
+	Alg *           alg;
+	AlgListNode *   next;
+};
+
+struct
+block
+{
+	bool            edge[12];
+	bool            corner[8];
+	bool            center[6];
+};
+
+struct
+cube
+{
+	uint16_t        epose;
+	uint16_t        eposs;
+	uint16_t        eposm;
+	uint16_t        eofb;
+	uint16_t        eorl;
+	uint16_t        eoud;
+	uint16_t        cp;
+	uint16_t        coud;
+	uint16_t        cofb;
+	uint16_t        corl;
+	uint16_t        cpos;
+};
+
+struct
+cubearray
+{
+        int *           ep;
+        int *           eofb;
+        int *           eorl;
+        int *           eoud;
+        int *           cp;
+        int *           coud;
+        int *           corl;
+        int *           cofb;
+        int *           cpos;
+};
+
+struct
+dfsdata
+{
+        int             d;
+        int             m;
+        bool            niss;
+        Move            last1;
+        Move            last2;
+        AlgList *       sols;
+        Alg *           current_alg;
+        Move            sorted_moves[z3+1];
+};
+
+struct
+piecefilter
+{
+        bool            epose;
+        bool            eposs;
+        bool            eposm;
+        bool            eofb;
+        bool            eorl;
+        bool            eoud;
+        bool            cp;
+        bool            coud;
+        bool            cofb;
+        bool            corl;
+        bool            cpos;
+};
+
+struct
+prunedata
+{
+        char *          filename;
+        uint8_t *       ptable;
+	uint8_t *       reached;
+	bool            generated;
+        uint64_t        n;
+        uint64_t        size;
+        uint64_t        (*index)(Cube);
+        bool            (*moveset)(Move);
+};
+
+struct
+solveoptions
+{
+	int             min_moves;
+	int             max_moves;
+	int             max_solutions;
+	bool            optimal_only;
+	bool            can_niss;
+	bool            feedback;
+};
+
+struct
+step
+{
+	int             (*check)(Cube);
+	int             (*ready)(Cube);
+	bool            (*moveset)(Move);
+	Trans           pre_trans;
+};
-- 
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