summaryrefslogtreecommitdiffstats
path: root/src/Generating/PieceGenerator.cpp
diff options
context:
space:
mode:
authorMattes D <github@xoft.cz>2017-02-13 16:50:35 +0100
committerMattes D <github@xoft.cz>2017-02-13 16:50:35 +0100
commit585571d78ca9ff5e384cae8d006a391df0f17ff7 (patch)
treede5267740459c2b9b6b6a1296e9d43eb7ac8ec28 /src/Generating/PieceGenerator.cpp
parentMade survival the default gamemode (#3563) (diff)
downloadcuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar.gz
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar.bz2
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar.lz
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar.xz
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.tar.zst
cuberite-585571d78ca9ff5e384cae8d006a391df0f17ff7.zip
Diffstat (limited to 'src/Generating/PieceGenerator.cpp')
-rw-r--r--src/Generating/PieceGenerator.cpp287
1 files changed, 269 insertions, 18 deletions
diff --git a/src/Generating/PieceGenerator.cpp b/src/Generating/PieceGenerator.cpp
index 842ac349b..f8ae1d961 100644
--- a/src/Generating/PieceGenerator.cpp
+++ b/src/Generating/PieceGenerator.cpp
@@ -95,19 +95,19 @@ cPiece::cConnector cPiece::RotateMoveConnector(const cConnector & a_Connector, i
case 1:
{
// 1 CCW rotation:
- res.m_Direction = RotateBlockFaceCCW(res.m_Direction);
+ res.m_Direction = cConnector::RotateDirectionCCW(res.m_Direction);
break;
}
case 2:
{
// 2 rotations ( = axis flip):
- res.m_Direction = MirrorBlockFaceY(res.m_Direction);
+ res.m_Direction = cConnector::RotateDirection(res.m_Direction);
break;
}
case 3:
{
// 1 CW rotation:
- res.m_Direction = RotateBlockFaceCW(res.m_Direction);
+ res.m_Direction = cConnector::RotateDirectionCW(res.m_Direction);
break;
}
}
@@ -159,7 +159,7 @@ cCuboid cPiece::RotateMoveHitBox(int a_NumCCWRotations, int a_MoveX, int a_MoveY
////////////////////////////////////////////////////////////////////////////////
// cPiece::cConnector:
-cPiece::cConnector::cConnector(int a_X, int a_Y, int a_Z, int a_Type, eBlockFace a_Direction) :
+cPiece::cConnector::cConnector(int a_X, int a_Y, int a_Z, int a_Type, eDirection a_Direction) :
m_Pos(a_X, a_Y, a_Z),
m_Type(a_Type),
m_Direction(a_Direction)
@@ -170,7 +170,7 @@ cPiece::cConnector::cConnector(int a_X, int a_Y, int a_Z, int a_Type, eBlockFace
-cPiece::cConnector::cConnector(const Vector3i & a_Pos, int a_Type, eBlockFace a_Direction) :
+cPiece::cConnector::cConnector(const Vector3i & a_Pos, int a_Type, eDirection a_Direction) :
m_Pos(a_Pos),
m_Type(a_Type),
m_Direction(a_Direction)
@@ -181,6 +181,247 @@ cPiece::cConnector::cConnector(const Vector3i & a_Pos, int a_Type, eBlockFace a_
+Vector3i cPiece::cConnector::AddDirection(const Vector3i & a_Pos, eDirection a_Direction)
+{
+ switch (a_Direction)
+ {
+ case dirXM: return Vector3i(a_Pos.x - 1, a_Pos.y, a_Pos.z);
+ case dirXP: return Vector3i(a_Pos.x + 1, a_Pos.y, a_Pos.z);
+ case dirYM: return Vector3i(a_Pos.x, a_Pos.y - 1, a_Pos.z);
+ case dirYP: return Vector3i(a_Pos.x, a_Pos.y + 1, a_Pos.z);
+ case dirZM: return Vector3i(a_Pos.x, a_Pos.y, a_Pos.z - 1);
+ case dirZP: return Vector3i(a_Pos.x, a_Pos.y, a_Pos.z + 1);
+ case dirYM_XM_ZM: return Vector3i(a_Pos.x, a_Pos.y - 1, a_Pos.z);
+ case dirYM_XM_ZP: return Vector3i(a_Pos.x, a_Pos.y - 1, a_Pos.z);
+ case dirYM_XP_ZM: return Vector3i(a_Pos.x, a_Pos.y - 1, a_Pos.z);
+ case dirYM_XP_ZP: return Vector3i(a_Pos.x, a_Pos.y - 1, a_Pos.z);
+ case dirYP_XM_ZM: return Vector3i(a_Pos.x, a_Pos.y + 1, a_Pos.z);
+ case dirYP_XM_ZP: return Vector3i(a_Pos.x, a_Pos.y + 1, a_Pos.z);
+ case dirYP_XP_ZM: return Vector3i(a_Pos.x, a_Pos.y + 1, a_Pos.z);
+ case dirYP_XP_ZP: return Vector3i(a_Pos.x, a_Pos.y + 1, a_Pos.z);
+ }
+ #if !defined(__clang__)
+ ASSERT(!"Unknown connector direction");
+ return a_Pos;
+ #endif
+}
+
+
+
+
+
+const char * cPiece::cConnector::DirectionToString(eDirection a_Direction)
+{
+ switch (a_Direction)
+ {
+ case dirXM: return "x-";
+ case dirXP: return "x+";
+ case dirYM: return "y-";
+ case dirYP: return "y+";
+ case dirZM: return "z-";
+ case dirZP: return "z+";
+ case dirYM_XM_ZM: return "y-x-z-";
+ case dirYM_XM_ZP: return "y-x-z+";
+ case dirYM_XP_ZM: return "y-x+z-";
+ case dirYM_XP_ZP: return "y-x+z+";
+ case dirYP_XM_ZM: return "y+x-z-";
+ case dirYP_XM_ZP: return "y+x-z+";
+ case dirYP_XP_ZM: return "y+x+z-";
+ case dirYP_XP_ZP: return "y+x+z+";
+ }
+ #if !defined(__clang__)
+ ASSERT(!"Unknown connector direction");
+ return "<unknown>";
+ #endif
+}
+
+
+
+
+
+bool cPiece::cConnector::IsValidDirection(int a_Direction)
+{
+ switch (a_Direction)
+ {
+ case dirXM:
+ case dirXP:
+ case dirYM:
+ case dirYP:
+ case dirZM:
+ case dirZP:
+ case dirYM_XM_ZM:
+ case dirYM_XM_ZP:
+ case dirYM_XP_ZM:
+ case dirYM_XP_ZP:
+ case dirYP_XM_ZM:
+ case dirYP_XM_ZP:
+ case dirYP_XP_ZM:
+ case dirYP_XP_ZP:
+ {
+ return true;
+ }
+ }
+ return false;
+}
+
+
+
+
+
+cPiece::cConnector::eDirection cPiece::cConnector::RotateDirection(eDirection a_Direction)
+{
+ // 180-degree rotation:
+ switch (a_Direction)
+ {
+ case dirXM: return dirXP;
+ case dirXP: return dirXM;
+ case dirYM: return dirYM;
+ case dirYP: return dirYP;
+ case dirZM: return dirZM;
+ case dirZP: return dirZP;
+ case dirYM_XM_ZM: return dirYM_XP_ZP;
+ case dirYM_XM_ZP: return dirYM_XP_ZM;
+ case dirYM_XP_ZM: return dirYM_XM_ZP;
+ case dirYM_XP_ZP: return dirYM_XM_ZM;
+ case dirYP_XM_ZM: return dirYP_XP_ZP;
+ case dirYP_XM_ZP: return dirYP_XP_ZM;
+ case dirYP_XP_ZM: return dirYP_XM_ZP;
+ case dirYP_XP_ZP: return dirYP_XM_ZM;
+ }
+ #if !defined(__clang__)
+ ASSERT(!"Unknown connector direction");
+ return a_Direction;
+ #endif
+}
+
+
+
+
+
+cPiece::cConnector::eDirection cPiece::cConnector::RotateDirectionCCW(eDirection a_Direction)
+{
+ // 90 degrees CCW rotation:
+ switch (a_Direction)
+ {
+ case dirXM: return dirZP;
+ case dirXP: return dirZM;
+ case dirYM: return dirYM;
+ case dirYP: return dirYP;
+ case dirZM: return dirXM;
+ case dirZP: return dirXP;
+ case dirYM_XM_ZM: return dirYM_XM_ZP;
+ case dirYM_XM_ZP: return dirYM_XP_ZP;
+ case dirYM_XP_ZM: return dirYM_XM_ZM;
+ case dirYM_XP_ZP: return dirYM_XP_ZM;
+ case dirYP_XM_ZM: return dirYP_XM_ZP;
+ case dirYP_XM_ZP: return dirYP_XP_ZP;
+ case dirYP_XP_ZM: return dirYP_XM_ZM;
+ case dirYP_XP_ZP: return dirYP_XP_ZM;
+ }
+ #if !defined(__clang__)
+ ASSERT(!"Unknown connector direction");
+ return a_Direction;
+ #endif
+}
+
+
+
+
+
+cPiece::cConnector::eDirection cPiece::cConnector::RotateDirectionCW(eDirection a_Direction)
+{
+ // 90 degrees CW rotation:
+ switch (a_Direction)
+ {
+ case dirXM: return dirZM;
+ case dirXP: return dirZP;
+ case dirYM: return dirYM;
+ case dirYP: return dirYP;
+ case dirZM: return dirXP;
+ case dirZP: return dirXM;
+ case dirYM_XM_ZM: return dirYM_XP_ZM;
+ case dirYM_XM_ZP: return dirYM_XM_ZM;
+ case dirYM_XP_ZM: return dirYM_XP_ZP;
+ case dirYM_XP_ZP: return dirYM_XM_ZP;
+ case dirYP_XM_ZM: return dirYP_XP_ZM;
+ case dirYP_XM_ZP: return dirYP_XM_ZM;
+ case dirYP_XP_ZM: return dirYP_XP_ZP;
+ case dirYP_XP_ZP: return dirYP_XM_ZP;
+ }
+ #if !defined(__clang__)
+ ASSERT(!"Unknown connector direction");
+ return a_Direction;
+ #endif
+}
+
+
+
+
+
+bool cPiece::cConnector::StringToDirection(const AString & a_Value, eDirection & a_Out)
+{
+ // First try converting as a number:
+ int dirInt;
+ if (StringToInteger(a_Value, dirInt))
+ {
+ if (!IsValidDirection(dirInt))
+ {
+ return false;
+ }
+ a_Out = static_cast<eDirection>(dirInt);
+ return true;
+ }
+
+ // Compare to string representation:
+ static const struct
+ {
+ const char * m_String;
+ eDirection m_Value;
+ } StringDirections[] =
+ {
+ {"x-", dirXM},
+ {"x+", dirXP},
+ {"y-", dirYM},
+ {"y+", dirYP},
+ {"z-", dirZM},
+ {"z+", dirZP},
+ {"y-x-z-", dirYM_XM_ZM},
+ {"y-x-z+", dirYM_XM_ZP},
+ {"y-x+z-", dirYM_XP_ZM},
+ {"y-x+z+", dirYM_XP_ZP},
+ {"y+x-z-", dirYP_XM_ZM},
+ {"y+x-z+", dirYP_XM_ZP},
+ {"y+x+z-", dirYP_XP_ZM},
+ {"y+x+z+", dirYP_XP_ZP},
+
+ // Alternate names, with slashes:
+ {"y-/x-/z-", dirYM_XM_ZM},
+ {"y-/x-/z+", dirYM_XM_ZP},
+ {"y-/x+/z-", dirYM_XP_ZM},
+ {"y-/x+/z+", dirYM_XP_ZP},
+ {"y+/x-/z-", dirYP_XM_ZM},
+ {"y+/x-/z+", dirYP_XM_ZP},
+ {"y+/x+/z-", dirYP_XP_ZM},
+ {"y+/x+/z+", dirYP_XP_ZP},
+ };
+ auto lcValue = StrToLower(a_Value);
+ for (size_t i = 0; i < ARRAYCOUNT(StringDirections); i++)
+ {
+ if (strcmp(lcValue.c_str(), StringDirections[i].m_String) == 0)
+ {
+ a_Out = StringDirections[i].m_Value;
+ return true;
+ }
+ }
+
+ // Not understood, failure:
+ return false;
+}
+
+
+
+
+
////////////////////////////////////////////////////////////////////////////////
// cPlacedPiece:
@@ -332,26 +573,35 @@ bool cPieceGenerator::TryPlacePieceAtConnector(
)
{
// Translation of direction - direction -> number of CCW rotations needed:
- // You need DirectionRotationTable[rot1][rot2] CCW turns to connect rot1 to rot2 (they are opposite)
- static const int DirectionRotationTable[6][6] =
+ // You need DirectionRotationTable[rot2][rot1] CCW turns to connect rot1 to rot2 (they are opposite)
+ // -1 if not possible
+ static const int DirectionRotationTable[14][14] =
{
- /* YM, YP, ZM, ZP, XM, XP */
- /* YM */ { 0, 0, 0, 0, 0, 0},
- /* YP */ { 0, 0, 0, 0, 0, 0},
- /* ZM */ { 0, 0, 2, 0, 1, 3},
- /* ZP */ { 0, 0, 0, 2, 3, 1},
- /* XM */ { 0, 0, 3, 1, 2, 0},
- /* XP */ { 0, 0, 1, 3, 0, 2},
+ /* YM, YP, ZM, ZP, XM, XP, YM-XM-ZM, YM-XM-ZP, YM-XP-ZM, YM-XP-ZP, YP-XM-ZM, YP-XM-ZP, YP-XP-ZM, YP-XP-ZP */
+ /* YM */ { 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* YP */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* ZM */ {-1, -1, 2, 0, 1, 3, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* ZP */ {-1, -1, 0, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* XM */ {-1, -1, 3, 1, 2, 0, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* XP */ {-1, -1, 1, 3, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1},
+ /* YM-XM-ZM */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 3, 1, 2},
+ /* YM-XM-ZP */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 0, 2, 3},
+ /* YM-XP-ZM */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 3, 2, 0, 1},
+ /* YM-XP-ZP */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 2, 1, 3, 0},
+ /* YP-XM-ZM */ {-1, -1, -1, -1, -1, -1, 0, 3, 1, 2, -1, -1, -1, -1},
+ /* YP-XM-ZP */ {-1, -1, -1, -1, -1, -1, 1, 0, 2, 3, -1, -1, -1, -1},
+ /* YP-XP-ZM */ {-1, -1, -1, -1, -1, -1, 3, 2, 0, 1, -1, -1, -1, -1},
+ /* YP-XP-ZP */ {-1, -1, -1, -1, -1, -1, 2, 1, 3, 0, -1, -1, -1, -1},
};
// Get a list of available connections:
+ ASSERT(a_Connector.m_Direction < ARRAYCOUNT(DirectionRotationTable));
const int * RotTable = DirectionRotationTable[a_Connector.m_Direction];
cConnections Connections;
int WantedConnectorType = -a_Connector.m_Type;
cPieces AvailablePieces = m_PiecePool.GetPiecesWithConnector(WantedConnectorType);
Connections.reserve(AvailablePieces.size());
- Vector3i ConnPos = a_Connector.m_Pos; // The position at which the new connector should be placed - 1 block away from the connector
- AddFaceDirection(ConnPos.x, ConnPos.y, ConnPos.z, a_Connector.m_Direction);
+ Vector3i ConnPos = cPiece::cConnector::AddDirection(a_Connector.m_Pos, a_Connector.m_Direction); // The position at which the new connector should be placed - 1 block away from the current connector
int WeightTotal = 0;
for (cPieces::iterator itrP = AvailablePieces.begin(), endP = AvailablePieces.end(); itrP != endP; ++itrP)
{
@@ -372,8 +622,9 @@ bool cPieceGenerator::TryPlacePieceAtConnector(
continue;
}
// This is a same-type connector, find out how to rotate to it:
+ ASSERT(itrC->m_Direction < ARRAYCOUNT(DirectionRotationTable[0]));
int NumCCWRotations = RotTable[itrC->m_Direction];
- if (!(*itrP)->CanRotateCCW(NumCCWRotations))
+ if ((NumCCWRotations < 0) || !(*itrP)->CanRotateCCW(NumCCWRotations))
{
// Doesn't support this rotation
continue;
@@ -482,7 +733,7 @@ void cPieceGenerator::DebugConnectorPool(const cPieceGenerator::cFreeConnectors
idx,
itr->m_Connector.m_Pos.x, itr->m_Connector.m_Pos.y, itr->m_Connector.m_Pos.z,
itr->m_Connector.m_Type,
- BlockFaceToString(itr->m_Connector.m_Direction).c_str(),
+ cPiece::cConnector::DirectionToString(itr->m_Connector.m_Direction),
itr->m_Piece->GetDepth()
);
} // for itr - a_ConnectorPool[]