+
+void InitPrecedingPlayfieldMemory()
+{
+ int preceding_buffer_size = 0;
+ int i;
+
+ for (i = 0; preceding_playfield_memory[i] != NULL; i++)
+ preceding_buffer_size += 8; /* eight 16-bit integer values */
+
+ game_sp.preceding_buffer = preceding_playfield_memory;
+ game_sp.preceding_buffer_size = preceding_buffer_size;
+}
+
+void InitGfxBuffers_SP()
+{
+ ReCreateBitmap(&bitmap_db_field_sp, FXSIZE, FYSIZE, DEFAULT_DEPTH);
+}
+
+unsigned int InitEngineRandom_SP(int seed)
+{
+ if (seed == NEW_RANDOMIZE)
+ {
+ subRandomize();
+
+ seed = (int)RandomSeed;
+ }
+
+ RandomSeed = (short)seed;
+
+ return (unsigned int) seed;
+}
+
+
+/* ------------------------------------------------------------------------- */
+/* Supaplex game engine snapshot handling functions */
+/* ------------------------------------------------------------------------- */
+
+void SaveEngineSnapshotValues_SP(ListNode **buffers)
+{
+ int i;
+
+ engine_snapshot_sp.game_sp = game_sp;
+
+ /* these arrays have playfield-size dependent variable size */
+
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ engine_snapshot_sp.PlayField16[i] = PlayField16[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ engine_snapshot_sp.PlayField8[i] = PlayField8[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ engine_snapshot_sp.DisPlayField[i] = DisPlayField[i];
+
+ for (i = 0; i < FieldWidth * (FieldHeight - 2); i++)
+ engine_snapshot_sp.AnimationPosTable[i] = AnimationPosTable[i];
+ for (i = 0; i < FieldWidth * (FieldHeight - 2); i++)
+ engine_snapshot_sp.AnimationSubTable[i] = AnimationSubTable[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ engine_snapshot_sp.TerminalState[i] = TerminalState[i];
+
+ /* store special data into engine snapshot buffers */
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(FieldWidth));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(FieldHeight));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(FieldMax));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(LevelMax));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(TimerVar));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(RandomSeed));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(TerminalMaxCycles));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(mScrollX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(mScrollY));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(mScrollX_last));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(mScrollY_last));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScreenScrollXPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScreenScrollYPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(DisplayMinX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(DisplayMinY));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(DisplayMaxX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(DisplayMaxY));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(InfotronsNeeded));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(KillMurphyFlag));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyMoveCounter));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyExplodePos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(SplitMoveFlag));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(RedDiskReleaseMurphyPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyPosIndex));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyXPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyYPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyScreenXPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyScreenYPos));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MurphyVarFaceLeft));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(RedDiskCount));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(RedDiskReleaseFlag));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(MovingPictureSequencePhase));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(RedDiskReleasePhase));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScratchGravity));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(GravityFlag));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(SnikSnaksElectronsFrozen));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(YellowDisksExploded));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(YawnSleepCounter));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(LeadOutCounter));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(GfxElementLast));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(GfxGraphicLast));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(GfxGraphic));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(GfxFrame));
+
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollMinX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollMinY));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollMaxX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollMaxY));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollX));
+ SaveSnapshotBuffer(buffers, ARGS_ADDRESS_AND_SIZEOF(ScrollY));
+
+ SaveSnapshotBuffer(buffers, &PlayField16[-game_sp.preceding_buffer_size],
+ game_sp.preceding_buffer_size * sizeof(int));
+}
+
+void LoadEngineSnapshotValues_SP()
+{
+ int i;
+
+ /* stored engine snapshot buffers already restored at this point */
+
+ game_sp = engine_snapshot_sp.game_sp;
+
+ /* these arrays have playfield-size dependent variable size */
+
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ PlayField16[i] = engine_snapshot_sp.PlayField16[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ PlayField8[i] = engine_snapshot_sp.PlayField8[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ DisPlayField[i] = engine_snapshot_sp.DisPlayField[i];
+
+ for (i = 0; i < FieldWidth * (FieldHeight - 2); i++)
+ AnimationPosTable[i] = engine_snapshot_sp.AnimationPosTable[i];
+ for (i = 0; i < FieldWidth * (FieldHeight - 2); i++)
+ AnimationSubTable[i] = engine_snapshot_sp.AnimationSubTable[i];
+ for (i = 0; i < FieldWidth * FieldHeight + HeaderSize; i++)
+ TerminalState[i] = engine_snapshot_sp.TerminalState[i];
+
+ RedrawPlayfield_SP(TRUE);
+}