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-rw-r--r--src/Generating/CMakeLists.txt2
-rw-r--r--src/Generating/ComposableGenerator.cpp14
-rw-r--r--src/Generating/RoughRavines.cpp214
-rw-r--r--src/Generating/RoughRavines.h37
4 files changed, 264 insertions, 3 deletions
diff --git a/src/Generating/CMakeLists.txt b/src/Generating/CMakeLists.txt
index 9063abd97..58df9d421 100644
--- a/src/Generating/CMakeLists.txt
+++ b/src/Generating/CMakeLists.txt
@@ -25,6 +25,7 @@ SET (SRCS
PrefabPiecePool.cpp
RainbowRoadsGen.cpp
Ravines.cpp
+ RoughRavines.cpp
StructGen.cpp
TestRailsGen.cpp
Trees.cpp
@@ -52,6 +53,7 @@ SET (HDRS
PrefabPiecePool.h
RainbowRoadsGen.h
Ravines.h
+ RoughRavines.h
StructGen.h
TestRailsGen.h
Trees.h
diff --git a/src/Generating/ComposableGenerator.cpp b/src/Generating/ComposableGenerator.cpp
index ab6accee7..757f6ddb7 100644
--- a/src/Generating/ComposableGenerator.cpp
+++ b/src/Generating/ComposableGenerator.cpp
@@ -26,6 +26,7 @@
#include "POCPieceGenerator.h"
#include "RainbowRoadsGen.h"
#include "Ravines.h"
+#include "RoughRavines.h"
#include "TestRailsGen.h"
#include "UnderwaterBaseGen.h"
#include "VillageGen.h"
@@ -397,16 +398,23 @@ void cComposableGenerator::InitFinishGens(cIniFile & a_IniFile)
}
else if (NoCaseCompare(*itr, "RainbowRoads") == 0)
{
- int GridSize = a_IniFile.GetValueSetI("Generator", "RainbowRoadsGridSize", 512);
+ int GridSize = a_IniFile.GetValueSetI("Generator", "RainbowRoadsGridSize", 512);
int MaxOffset = a_IniFile.GetValueSetI("Generator", "RainbowRoadsMaxOffset", 128);
- int MaxDepth = a_IniFile.GetValueSetI("Generator", "RainbowRoadsMaxDepth", 30);
- int MaxSize = a_IniFile.GetValueSetI("Generator", "RainbowRoadsMaxSize", 260);
+ int MaxDepth = a_IniFile.GetValueSetI("Generator", "RainbowRoadsMaxDepth", 30);
+ int MaxSize = a_IniFile.GetValueSetI("Generator", "RainbowRoadsMaxSize", 260);
m_FinishGens.push_back(new cRainbowRoadsGen(Seed, GridSize, MaxOffset, MaxDepth, MaxSize));
}
else if (NoCaseCompare(*itr, "Ravines") == 0)
{
m_FinishGens.push_back(new cStructGenRavines(Seed, 128));
}
+ else if (NoCaseCompare(*itr, "RoughRavines") == 0)
+ {
+ int GridSize = a_IniFile.GetValueSetI("Generator", "RoughRavinesGridSize", 256);
+ int MaxOffset = a_IniFile.GetValueSetI("Generator", "RoughRavinesMaxOffset", 128);
+ int MaxSize = a_IniFile.GetValueSetI("Generator", "RoughRavinesMaxSize", 64);
+ m_FinishGens.push_back(new cRoughRavines(Seed, MaxSize, GridSize, MaxOffset));
+ }
else if (NoCaseCompare(*itr, "Snow") == 0)
{
m_FinishGens.push_back(new cFinishGenSnow);
diff --git a/src/Generating/RoughRavines.cpp b/src/Generating/RoughRavines.cpp
new file mode 100644
index 000000000..1b1351a19
--- /dev/null
+++ b/src/Generating/RoughRavines.cpp
@@ -0,0 +1,214 @@
+
+// RoughRavines.cpp
+
+// Implements the cRoughRavines class representing the rough ravine generator
+
+#include "Globals.h"
+
+#include "RoughRavines.h"
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cRoughRavine:
+
+class cRoughRavine :
+ public cGridStructGen::cStructure
+{
+ typedef cGridStructGen::cStructure super;
+
+public:
+ cRoughRavine(int a_Seed, int a_MaxSize, int a_GridX, int a_GridZ, int a_OriginX, int a_OriginZ) :
+ super(a_GridX, a_GridZ, a_OriginX, a_OriginZ),
+ m_Noise(a_Seed + 100),
+ m_MaxSize(a_MaxSize)
+ {
+ // Create the basic structure - 2 lines meeting at the centerpoint:
+ m_DefPoints.resize(a_MaxSize + 1);
+ int Half = a_MaxSize / 2; // m_DefPoints[Half] will be the centerpoint
+ int rnd = m_Noise.IntNoise2DInt(a_OriginX, a_OriginZ) / 7;
+ float Len = (float)(3 * a_MaxSize / 4 + rnd % (a_MaxSize / 4)); // Random number between 3 / 4 * a_MaxSize and a_MaxSize
+ rnd = rnd / a_MaxSize;
+ float Angle = (float)rnd; // Angle is in radians, will be wrapped in the "sin" and "cos" operations
+ float OfsX = sin(Angle) * Len;
+ float OfsZ = cos(Angle) * Len;
+ m_DefPoints[0].Set (a_OriginX - OfsX, a_OriginZ - OfsZ, 1, 42, 34);
+ m_DefPoints[Half].Set ((float)a_OriginX, (float)a_OriginZ, Len / 10, 62, 16);
+ m_DefPoints[a_MaxSize].Set(a_OriginX + OfsX, a_OriginZ + OfsZ, 1, 44, 32);
+
+ // Calculate the points in between, recursively:
+ SubdivideLine(0, Half);
+ SubdivideLine(Half, a_MaxSize);
+ }
+
+protected:
+ struct sRavineDefPoint
+ {
+ float m_X;
+ float m_Z;
+ float m_Radius;
+ float m_Top;
+ float m_Bottom;
+
+ void Set(float a_X, float a_Z, float a_Radius, float a_Top, float a_Bottom)
+ {
+ m_X = a_X;
+ m_Z = a_Z;
+ m_Radius = a_Radius;
+ m_Top = a_Top;
+ m_Bottom = a_Bottom;
+ }
+ };
+ typedef std::vector<sRavineDefPoint> sRavineDefPoints;
+
+ cNoise m_Noise;
+
+ int m_MaxSize;
+
+ sRavineDefPoints m_DefPoints;
+
+
+ /** Recursively subdivides the line between the points of the specified index.
+ Sets the midpoint to the center of the line plus or minus a random offset, then calls itself for each half
+ of the new line. */
+ void SubdivideLine(int a_Idx1, int a_Idx2)
+ {
+ // Calculate the midpoint:
+ const sRavineDefPoint & p1 = m_DefPoints[a_Idx1];
+ const sRavineDefPoint & p2 = m_DefPoints[a_Idx2];
+ float MidX = (p1.m_X + p2.m_X) / 2;
+ float MidZ = (p1.m_Z + p2.m_Z) / 2;
+ float MidR = (p1.m_Radius + p2.m_Radius) / 2 + 0.1f;
+ float MidT = (p1.m_Top + p2.m_Top) / 2;
+ float MidB = (p1.m_Bottom + p2.m_Bottom) / 2;
+
+ // Adjust the midpoint by a small amount of perpendicular vector in a random one of its two directions:
+ float dx = p2.m_X - p1.m_X;
+ float dz = p2.m_Z - p1.m_Z;
+ if ((m_Noise.IntNoise2DInt((int)MidX, (int)MidZ) / 11) % 2 == 0)
+ {
+ MidX += dz / 10;
+ MidZ -= dx / 10;
+ }
+ else
+ {
+ MidX -= dz / 10;
+ MidZ += dx / 10;
+ }
+ int MidIdx = (a_Idx1 + a_Idx2) / 2;
+ m_DefPoints[MidIdx].Set(MidX, MidZ, MidR, MidT, MidB);
+
+ // Recurse the two halves, if they are worth recursing:
+ if (MidIdx - a_Idx1 > 1)
+ {
+ SubdivideLine(a_Idx1, MidIdx);
+ }
+ if (a_Idx2 - MidIdx > 1)
+ {
+ SubdivideLine(MidIdx, a_Idx2);
+ }
+ }
+
+
+ virtual void DrawIntoChunk(cChunkDesc & a_ChunkDesc) override
+ {
+ int BlockStartX = a_ChunkDesc.GetChunkX() * cChunkDef::Width;
+ int BlockStartZ = a_ChunkDesc.GetChunkZ() * cChunkDef::Width;
+ int BlockEndX = BlockStartX + cChunkDef::Width;
+ int BlockEndZ = BlockStartZ + cChunkDef::Width;
+ for (sRavineDefPoints::const_iterator itr = m_DefPoints.begin(), end = m_DefPoints.end(); itr != end; ++itr)
+ {
+ if (
+ (ceilf (itr->m_X + itr->m_Radius) < BlockStartX) ||
+ (floorf(itr->m_X - itr->m_Radius) > BlockEndX) ||
+ (ceilf (itr->m_Z + itr->m_Radius) < BlockStartZ) ||
+ (floorf(itr->m_Z - itr->m_Radius) > BlockEndZ)
+ )
+ {
+ // Cannot intersect, bail out early
+ continue;
+ }
+
+ // Carve out a cylinder around the xz point, m_Radius in diameter, from Bottom to Top:
+ float RadiusSq = itr->m_Radius * itr->m_Radius; // instead of doing sqrt for each distance, we do sqr of the radius
+ float DifX = BlockStartX - itr->m_X; // substitution for faster calc
+ float DifZ = BlockStartZ - itr->m_Z; // substitution for faster calc
+ for (int x = 0; x < cChunkDef::Width; x++) for (int z = 0; z < cChunkDef::Width; z++)
+ {
+ #ifdef _DEBUG
+ // DEBUG: Make the roughravine shapepoints visible on a single layer (so that we can see with Minutor what's going on)
+ if ((DifX + x == 0) && (DifZ + z == 0))
+ {
+ a_ChunkDesc.SetBlockType(x, 4, z, E_BLOCK_LAPIS_ORE);
+ }
+ #endif // _DEBUG
+
+ float DistSq = (DifX + x) * (DifX + x) + (DifZ + z) * (DifZ + z);
+ if (DistSq <= RadiusSq)
+ {
+ int Top = std::min((int)ceilf(itr->m_Top), +cChunkDef::Height);
+ for (int y = std::max((int)floorf(itr->m_Bottom), 1); y <= Top; y++)
+ {
+ switch (a_ChunkDesc.GetBlockType(x, y, z))
+ {
+ // Only carve out these specific block types
+ case E_BLOCK_DIRT:
+ case E_BLOCK_GRASS:
+ case E_BLOCK_STONE:
+ case E_BLOCK_COBBLESTONE:
+ case E_BLOCK_GRAVEL:
+ case E_BLOCK_SAND:
+ case E_BLOCK_SANDSTONE:
+ case E_BLOCK_NETHERRACK:
+ case E_BLOCK_COAL_ORE:
+ case E_BLOCK_IRON_ORE:
+ case E_BLOCK_GOLD_ORE:
+ case E_BLOCK_DIAMOND_ORE:
+ case E_BLOCK_REDSTONE_ORE:
+ case E_BLOCK_REDSTONE_ORE_GLOWING:
+ {
+ a_ChunkDesc.SetBlockType(x, y, z, E_BLOCK_AIR);
+ break;
+ }
+ default: break;
+ }
+ }
+ }
+ } // for x, z - a_BlockTypes
+ } // for itr - m_Points[]
+ }
+};
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cRoughRavines:
+
+cRoughRavines::cRoughRavines(int a_Seed, int a_MaxSize, int a_GridSize, int a_MaxOffset) :
+ super(a_Seed, a_GridSize, a_GridSize, a_MaxOffset, a_MaxOffset, a_MaxSize, a_MaxSize, 64),
+ m_Seed(a_Seed),
+ m_MaxSize(a_MaxSize)
+{
+ if (m_MaxSize < 1)
+ {
+ m_MaxSize = 16;
+ LOGWARNING("RoughRavines: MaxSize too small, adjusting request from %d to %d", a_MaxSize, m_MaxSize);
+ }
+}
+
+
+
+
+
+cGridStructGen::cStructurePtr cRoughRavines::CreateStructure(int a_GridX, int a_GridZ, int a_OriginX, int a_OriginZ)
+{
+ return cStructurePtr(new cRoughRavine(m_Seed, m_MaxSize, a_GridX, a_GridZ, a_OriginX, a_OriginZ));
+}
+
+
+
+
diff --git a/src/Generating/RoughRavines.h b/src/Generating/RoughRavines.h
new file mode 100644
index 000000000..68c628d84
--- /dev/null
+++ b/src/Generating/RoughRavines.h
@@ -0,0 +1,37 @@
+
+// RoughRavines.h
+
+// Declares the cRoughRavines class representing the rough ravine generator
+
+
+
+
+#pragma once
+
+#include "GridStructGen.h"
+
+
+
+
+
+class cRoughRavines :
+ public cGridStructGen
+{
+ typedef cGridStructGen super;
+
+public:
+ cRoughRavines(int a_Seed, int a_MaxSize, int a_GridSize, int a_MaxOffset);
+
+protected:
+ int m_Seed;
+
+ /** Maximum size of the ravine, in each of the X / Z axis */
+ int m_MaxSize;
+
+ // cGridStructGen overrides:
+ virtual cStructurePtr CreateStructure(int a_GridX, int a_GridZ, int a_OriginX, int a_OriginZ) override;
+};
+
+
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 10:08:34 +0100