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-rw-r--r--src/Generating/Ravines.cpp198
-rw-r--r--src/Generating/Ravines.h24
2 files changed, 40 insertions, 182 deletions
diff --git a/src/Generating/Ravines.cpp b/src/Generating/Ravines.cpp
index a036cf25f..78093f5ee 100644
--- a/src/Generating/Ravines.cpp
+++ b/src/Generating/Ravines.cpp
@@ -42,40 +42,38 @@ typedef std::vector<cRavDefPoint> cRavDefPoints;
-class cStructGenRavines::cRavine
+class cStructGenRavines::cRavine :
+ public cGridStructGen::cStructure
{
+ typedef cGridStructGen::cStructure super;
+
cRavDefPoints m_Points;
+
- /// Generates the shaping defpoints for the ravine, based on the ravine block coords and noise
+ /** Generates the shaping defpoints for the ravine, based on the ravine block coords and noise */
void GenerateBaseDefPoints(int a_BlockX, int a_BlockZ, int a_Size, cNoise & a_Noise);
- /// Refines (adds and smooths) defpoints from a_Src into a_Dst
+ /** Refines (adds and smooths) defpoints from a_Src into a_Dst */
void RefineDefPoints(const cRavDefPoints & a_Src, cRavDefPoints & a_Dst);
- /// Does one round of smoothing, two passes of RefineDefPoints()
+ /** Does one round of smoothing, two passes of RefineDefPoints() */
void Smooth(void);
- /// Linearly interpolates the points so that the maximum distance between two neighbors is max 1 block
+ /** Linearly interpolates the points so that the maximum distance between two neighbors is max 1 block */
void FinishLinear(void);
public:
- // Coords for which the ravine was generated (not necessarily the center)
- int m_BlockX;
- int m_BlockZ;
cRavine(int a_BlockX, int a_BlockZ, int a_Size, cNoise & a_Noise);
- /// Carves the ravine into the chunk specified
- void ProcessChunk(
- int a_ChunkX, int a_ChunkZ,
- cChunkDef::BlockTypes & a_BlockTypes,
- cChunkDef::HeightMap & a_HeightMap
- );
-
#ifdef _DEBUG
/// Exports itself as a SVG line definition
AString ExportAsSVG(int a_Color, int a_OffsetX = 0, int a_OffsetZ = 0) const;
#endif // _DEBUG
+
+protected:
+ // cGridStructGen::cStructure overrides:
+ virtual void DrawIntoChunk(cChunkDesc & a_ChunkDesc) override;
} ;
@@ -86,6 +84,7 @@ public:
// cStructGenRavines:
cStructGenRavines::cStructGenRavines(int a_Seed, int a_Size) :
+ super(a_Seed, a_Size, a_Size, a_Size * 2, a_Size * 2, 100),
m_Noise(a_Seed),
m_Size(a_Size)
{
@@ -95,139 +94,9 @@ cStructGenRavines::cStructGenRavines(int a_Seed, int a_Size) :
-cStructGenRavines::~cStructGenRavines()
+cGridStructGen::cStructurePtr cStructGenRavines::CreateStructure(int a_OriginX, int a_OriginZ)
{
- ClearCache();
-}
-
-
-
-
-
-void cStructGenRavines::ClearCache(void)
-{
- for (cRavines::const_iterator itr = m_Cache.begin(), end = m_Cache.end(); itr != end; ++itr)
- {
- delete *itr;
- } // for itr - m_Cache[]
- m_Cache.clear();
-}
-
-
-
-
-
-void cStructGenRavines::GenFinish(cChunkDesc & a_ChunkDesc)
-{
- int ChunkX = a_ChunkDesc.GetChunkX();
- int ChunkZ = a_ChunkDesc.GetChunkZ();
- cRavines Ravines;
- GetRavinesForChunk(ChunkX, ChunkZ, Ravines);
- for (cRavines::const_iterator itr = Ravines.begin(), end = Ravines.end(); itr != end; ++itr)
- {
- (*itr)->ProcessChunk(ChunkX, ChunkZ, a_ChunkDesc.GetBlockTypes(), a_ChunkDesc.GetHeightMap());
- } // for itr - Ravines[]
-}
-
-
-
-
-
-void cStructGenRavines::GetRavinesForChunk(int a_ChunkX, int a_ChunkZ, cStructGenRavines::cRavines & a_Ravines)
-{
- int BaseX = a_ChunkX * cChunkDef::Width / m_Size;
- int BaseZ = a_ChunkZ * cChunkDef::Width / m_Size;
- if (BaseX < 0)
- {
- --BaseX;
- }
- if (BaseZ < 0)
- {
- --BaseZ;
- }
- BaseX -= 4;
- BaseZ -= 4;
-
- // Walk the cache, move each ravine that we want into a_Ravines:
- int StartX = BaseX * m_Size;
- int EndX = (BaseX + NEIGHBORHOOD_SIZE + 1) * m_Size;
- int StartZ = BaseZ * m_Size;
- int EndZ = (BaseZ + NEIGHBORHOOD_SIZE + 1) * m_Size;
- for (cRavines::iterator itr = m_Cache.begin(), end = m_Cache.end(); itr != end;)
- {
- if (
- ((*itr)->m_BlockX >= StartX) && ((*itr)->m_BlockX < EndX) &&
- ((*itr)->m_BlockZ >= StartZ) && ((*itr)->m_BlockZ < EndZ)
- )
- {
- // want
- a_Ravines.push_back(*itr);
- itr = m_Cache.erase(itr);
- }
- else
- {
- // don't want
- ++itr;
- }
- } // for itr - m_Cache[]
-
- for (int x = 0; x < NEIGHBORHOOD_SIZE; x++)
- {
- int RealX = (BaseX + x) * m_Size;
- for (int z = 0; z < NEIGHBORHOOD_SIZE; z++)
- {
- int RealZ = (BaseZ + z) * m_Size;
- bool Found = false;
- for (cRavines::const_iterator itr = a_Ravines.begin(), end = a_Ravines.end(); itr != end; ++itr)
- {
- if (((*itr)->m_BlockX == RealX) && ((*itr)->m_BlockZ == RealZ))
- {
- Found = true;
- break;
- }
- }
- if (!Found)
- {
- a_Ravines.push_back(new cRavine(RealX, RealZ, m_Size, m_Noise));
- }
- }
- }
-
- // Copy a_Ravines into m_Cache to the beginning:
- cRavines RavinesCopy(a_Ravines);
- m_Cache.splice(m_Cache.begin(), RavinesCopy, RavinesCopy.begin(), RavinesCopy.end());
-
- // Trim the cache if it's too long:
- if (m_Cache.size() > 100)
- {
- cRavines::iterator itr = m_Cache.begin();
- std::advance(itr, 100);
- for (cRavines::iterator end = m_Cache.end(); itr != end; ++itr)
- {
- delete *itr;
- }
- itr = m_Cache.begin();
- std::advance(itr, 100);
- m_Cache.erase(itr, m_Cache.end());
- }
-
- /*
- #ifdef _DEBUG
- // DEBUG: Export as SVG into a file specific for the chunk, for visual verification:
- AString SVG;
- SVG.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"1024\" height = \"1024\">\n");
- for (cRavines::const_iterator itr = a_Ravines.begin(), end = a_Ravines.end(); itr != end; ++itr)
- {
- SVG.append((*itr)->ExportAsSVG(0, 512, 512));
- }
- SVG.append("</svg>\n");
-
- AString fnam;
- Printf(fnam, "ravines\\%03d_%03d.svg", a_ChunkX, a_ChunkZ);
- cFile File(fnam, cFile::fmWrite);
- File.Write(SVG.c_str(), SVG.size());
- #endif // _DEBUG
- //*/
+ return cStructurePtr(new cRavine(a_OriginX, a_OriginZ, m_Size, m_Noise));
}
@@ -238,14 +107,13 @@ void cStructGenRavines::GetRavinesForChunk(int a_ChunkX, int a_ChunkZ, cStructGe
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cStructGenRavines::cRavine
-cStructGenRavines::cRavine::cRavine(int a_BlockX, int a_BlockZ, int a_Size, cNoise & a_Noise) :
- m_BlockX(a_BlockX),
- m_BlockZ(a_BlockZ)
+cStructGenRavines::cRavine::cRavine(int a_OriginX, int a_OriginZ, int a_Size, cNoise & a_Noise) :
+ super(a_OriginX, a_OriginZ)
{
// Calculate the ravine shape-defining points:
- GenerateBaseDefPoints(a_BlockX, a_BlockZ, a_Size, a_Noise);
+ GenerateBaseDefPoints(a_OriginX, a_OriginZ, a_Size, a_Noise);
- // Smooth the ravine. A two passes are needed:
+ // Smooth the ravine. Two passes are needed:
Smooth();
Smooth();
@@ -263,8 +131,8 @@ void cStructGenRavines::cRavine::GenerateBaseDefPoints(int a_BlockX, int a_Block
a_Size = (512 + ((a_Noise.IntNoise3DInt(19 * a_BlockX, 11 * a_BlockZ, a_BlockX + a_BlockZ) / 17) % 512)) * a_Size / 1024;
// The complete offset of the ravine from its cellpoint, up to 2 * a_Size in each direction
- int OffsetX = (((a_Noise.IntNoise3DInt(50 * a_BlockX, 30 * a_BlockZ, 0) / 9) % (2 * a_Size)) + ((a_Noise.IntNoise3DInt(30 * a_BlockX, 50 * m_BlockZ, 1000) / 7) % (2 * a_Size)) - 2 * a_Size) / 2;
- int OffsetZ = (((a_Noise.IntNoise3DInt(50 * a_BlockX, 30 * a_BlockZ, 2000) / 7) % (2 * a_Size)) + ((a_Noise.IntNoise3DInt(30 * a_BlockX, 50 * m_BlockZ, 3000) / 9) % (2 * a_Size)) - 2 * a_Size) / 2;
+ int OffsetX = (((a_Noise.IntNoise3DInt(50 * a_BlockX, 30 * a_BlockZ, 0) / 9) % (2 * a_Size)) + ((a_Noise.IntNoise3DInt(30 * a_BlockX, 50 * a_BlockZ, 1000) / 7) % (2 * a_Size)) - 2 * a_Size) / 2;
+ int OffsetZ = (((a_Noise.IntNoise3DInt(50 * a_BlockX, 30 * a_BlockZ, 2000) / 7) % (2 * a_Size)) + ((a_Noise.IntNoise3DInt(30 * a_BlockX, 50 * a_BlockZ, 3000) / 9) % (2 * a_Size)) - 2 * a_Size) / 2;
int CenterX = a_BlockX + OffsetX;
int CenterZ = a_BlockZ + OffsetZ;
@@ -429,15 +297,15 @@ AString cStructGenRavines::cRavine::ExportAsSVG(int a_Color, int a_OffsetX, int
// Base point highlight:
AppendPrintf(SVG, "<path style=\"fill:none;stroke:#ff0000;stroke-width:1px;\"\nd=\"M %d,%d L %d,%d\"/>\n",
- a_OffsetX + m_BlockX - 5, a_OffsetZ + m_BlockZ, a_OffsetX + m_BlockX + 5, a_OffsetZ + m_BlockZ
+ a_OffsetX + m_OriginX - 5, a_OffsetZ + m_OriginZ, a_OffsetX + m_OriginX + 5, a_OffsetZ + m_OriginZ
);
AppendPrintf(SVG, "<path style=\"fill:none;stroke:#ff0000;stroke-width:1px;\"\nd=\"M %d,%d L %d,%d\"/>\n",
- a_OffsetX + m_BlockX, a_OffsetZ + m_BlockZ - 5, a_OffsetX + m_BlockX, a_OffsetZ + m_BlockZ + 5
+ a_OffsetX + m_OriginX, a_OffsetZ + m_OriginZ - 5, a_OffsetX + m_OriginX, a_OffsetZ + m_OriginZ + 5
);
// A gray line from the base point to the first point of the ravine, for identification:
AppendPrintf(SVG, "<path style=\"fill:none;stroke:#cfcfcf;stroke-width:1px;\"\nd=\"M %d,%d L %d,%d\"/>\n",
- a_OffsetX + m_BlockX, a_OffsetZ + m_BlockZ, a_OffsetX + m_Points.front().m_BlockX, a_OffsetZ + m_Points.front().m_BlockZ
+ a_OffsetX + m_OriginX, a_OffsetZ + m_OriginZ, a_OffsetX + m_Points.front().m_BlockX, a_OffsetZ + m_Points.front().m_BlockZ
);
// Offset guides:
@@ -461,14 +329,10 @@ AString cStructGenRavines::cRavine::ExportAsSVG(int a_Color, int a_OffsetX, int
-void cStructGenRavines::cRavine::ProcessChunk(
- int a_ChunkX, int a_ChunkZ,
- cChunkDef::BlockTypes & a_BlockTypes,
- cChunkDef::HeightMap & a_HeightMap
-)
+void cStructGenRavines::cRavine::DrawIntoChunk(cChunkDesc & a_ChunkDesc)
{
- int BlockStartX = a_ChunkX * cChunkDef::Width;
- int BlockStartZ = a_ChunkZ * cChunkDef::Width;
+ 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 (cRavDefPoints::const_iterator itr = m_Points.begin(), end = m_Points.end(); itr != end; ++itr)
@@ -494,7 +358,7 @@ void cStructGenRavines::cRavine::ProcessChunk(
// DEBUG: Make the ravine shapepoints visible on a single layer (so that we can see with Minutor what's going on)
if ((DifX + x == 0) && (DifZ + z == 0))
{
- cChunkDef::SetBlock(a_BlockTypes, x, 4, z, E_BLOCK_LAPIS_ORE);
+ a_ChunkDesc.SetBlockType(x, 4, z, E_BLOCK_LAPIS_ORE);
}
#endif // _DEBUG
@@ -504,7 +368,7 @@ void cStructGenRavines::cRavine::ProcessChunk(
int Top = std::min(itr->m_Top, (int)(cChunkDef::Height)); // Stupid gcc needs int cast
for (int y = std::max(itr->m_Bottom, 1); y <= Top; y++)
{
- switch (cChunkDef::GetBlock(a_BlockTypes, x, y, z))
+ switch (a_ChunkDesc.GetBlockType(x, y, z))
{
// Only carve out these specific block types
case E_BLOCK_DIRT:
@@ -522,7 +386,7 @@ void cStructGenRavines::cRavine::ProcessChunk(
case E_BLOCK_REDSTONE_ORE:
case E_BLOCK_REDSTONE_ORE_GLOWING:
{
- cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);
+ a_ChunkDesc.SetBlockType(x, y, z, E_BLOCK_AIR);
break;
}
default: break;
diff --git a/src/Generating/Ravines.h b/src/Generating/Ravines.h
index c76b9f19f..30b47e9ec 100644
--- a/src/Generating/Ravines.h
+++ b/src/Generating/Ravines.h
@@ -9,7 +9,7 @@
#pragma once
-#include "ComposableGenerator.h"
+#include "GridStructGen.h"
#include "../Noise.h"
@@ -17,28 +17,22 @@
class cStructGenRavines :
- public cFinishGen
+ public cGridStructGen
{
+ typedef cGridStructGen super;
+
public:
cStructGenRavines(int a_Seed, int a_Size);
- ~cStructGenRavines();
protected:
class cRavine; // fwd: Ravines.cpp
- typedef std::list<cRavine *> cRavines;
-
- cNoise m_Noise;
- int m_Size; // Max size, in blocks, of the ravines generated
- cRavines m_Cache;
- /// Clears everything from the cache
- void ClearCache(void);
+ cNoise m_Noise;
+ int m_Size; // Max size, in blocks, of the ravines generated
- /// Returns all ravines that *may* intersect the given chunk. All the ravines are valid until the next call to this function.
- void GetRavinesForChunk(int a_ChunkX, int a_ChunkZ, cRavines & a_Ravines);
-
- // cFinishGen override:
- virtual void GenFinish(cChunkDesc & a_ChunkDesc) override;
+
+ // cGridStructGen overrides:
+ virtual cStructurePtr CreateStructure(int a_OriginX, int a_OriginZ) override;
} ;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 01:15:57 +0100