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-rw-r--r--source/cChunk.cpp7
-rw-r--r--source/cChunk.h7
-rw-r--r--source/cEntity.cpp17
-rw-r--r--source/cEntity.h2
-rw-r--r--source/cNoise.cpp54
-rw-r--r--source/cNoise.h36
-rw-r--r--source/cNoise.inc54
7 files changed, 104 insertions, 73 deletions
diff --git a/source/cChunk.cpp b/source/cChunk.cpp
index 86107e1ef..f30602010 100644
--- a/source/cChunk.cpp
+++ b/source/cChunk.cpp
@@ -448,13 +448,6 @@ void cChunk::CreateBlockEntities()
}
}
-unsigned int cChunk::MakeIndex(int x, int y, int z )
-{
- if( x < 16 && x > -1 && y < 128 && y > -1 && z < 16 && z > -1 )
- return y + (z * 128) + (x * 128 * 16);
- return 0;
-}
-
char cChunk::GetLight(char* a_Buffer, int a_BlockIdx)
{
if( a_BlockIdx > -1 && a_BlockIdx < c_NumBlocks )
diff --git a/source/cChunk.h b/source/cChunk.h
index 0145908f5..b18a763b2 100644
--- a/source/cChunk.h
+++ b/source/cChunk.h
@@ -111,7 +111,12 @@ private:
void CreateBlockEntities();
- unsigned int MakeIndex(int x, int y, int z );
+ inline unsigned int cChunk::MakeIndex(int x, int y, int z )
+ {
+ if( x < 16 && x > -1 && y < 128 && y > -1 && z < 16 && z > -1 )
+ return y + (z * 128) + (x * 128 * 16);
+ return 0;
+ }
bool m_bCalculateLighting;
bool m_bCalculateHeightmap;
diff --git a/source/cEntity.cpp b/source/cEntity.cpp
index f739a3243..ce7117498 100644
--- a/source/cEntity.cpp
+++ b/source/cEntity.cpp
@@ -52,17 +52,6 @@ void cEntity::Initialize( cWorld* a_World )
m_World->AddEntity( this );
MoveToCorrectChunk(true);
-
- /*
-Not needed because itīs covered by the MoveToCorrectChunk function
- cWorld::BlockToChunk( (int)m_Pos->x, (int)m_Pos->y, (int)m_Pos->z, m_ChunkX, m_ChunkY, m_ChunkZ );
- cChunk* Chunk = m_World->GetChunk( m_ChunkX, m_ChunkY, m_ChunkZ );
- if( Chunk )
- {
- //LOG("Adding entity %i to chunk %i %i %i", m_UniqueID, Chunk->GetPosX(), Chunk->GetPosY(), Chunk->GetPosZ() );
- Chunk->AddEntity( *this );
- }
- */
}
void cEntity::WrapRotation()
@@ -73,17 +62,17 @@ void cEntity::WrapRotation()
while(m_Rot->y < -180.f) m_Rot->y+=360.f;
}
-void cEntity::MoveToCorrectChunk(bool a_IgnoreOldChunk)
+void cEntity::MoveToCorrectChunk(bool a_bIgnoreOldChunk)
{
if( !m_World ) return; // Entity needs a world to move to a chunk
int ChunkX = 0, ChunkY = 0, ChunkZ = 0;
cWorld::BlockToChunk( (int)m_Pos->x, (int)m_Pos->y, (int)m_Pos->z, ChunkX, ChunkY, ChunkZ );
- if(a_IgnoreOldChunk || m_ChunkX != ChunkX || m_ChunkY != ChunkY || m_ChunkZ != ChunkZ)
+ if(a_bIgnoreOldChunk || m_ChunkX != ChunkX || m_ChunkY != ChunkY || m_ChunkZ != ChunkZ)
{
LOG("From %i %i To %i %i", m_ChunkX, m_ChunkZ, ChunkX, ChunkZ );
cChunk* Chunk = 0;
- if(!a_IgnoreOldChunk)
+ if(!a_bIgnoreOldChunk)
Chunk = m_World->GetChunkUnreliable( m_ChunkX, m_ChunkY, m_ChunkZ );
typedef std::list< cClientHandle* > ClientList;
diff --git a/source/cEntity.h b/source/cEntity.h
index 49689f735..af86c2606 100644
--- a/source/cEntity.h
+++ b/source/cEntity.h
@@ -86,7 +86,7 @@ public: //tolua_export
void WrapRotation();
protected:
- void MoveToCorrectChunk(bool a_IgnoreOldChunk = false);
+ void MoveToCorrectChunk(bool a_bIgnoreOldChunk = false);
friend class cReferenceManager;
void AddReference( cEntity*& a_EntityPtr );
diff --git a/source/cNoise.cpp b/source/cNoise.cpp
index 1bdc52698..82d999fdd 100644
--- a/source/cNoise.cpp
+++ b/source/cNoise.cpp
@@ -1,7 +1,9 @@
#include "cNoise.h"
#include <math.h>
+#if NOISE_USE_SSE
#include <smmintrin.h> //_mm_mul_epi32
+#endif
#define FAST_FLOOR( x ) ( (x) < 0 ? ((int)x)-1 : ((int)x) )
@@ -15,29 +17,7 @@ cNoise::~cNoise()
{
}
-/****************
- * Random value generator
- **/
-float cNoise::IntNoise( int a_X ) const
-{
- int x = ((a_X*m_Seed)<<13) ^ a_X;
- return ( 1.0f - ( (x * (x * x * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
-}
-
-float cNoise::IntNoise2D( int a_X, int a_Y ) const
-{
- int n = a_X + a_Y * 57 + m_Seed*57*57;
- n = (n<<13) ^ n;
- return ( 1.0f - ( (n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
-}
-
-float cNoise::IntNoise3D( int a_X, int a_Y, int a_Z ) const
-{
- int n = a_X + a_Y * 57 + a_Z * 57*57 + m_Seed*57*57*57;
- n = (n<<13) ^ n;
- return ( 1.0f - ( (n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
-}
-
+#if NOISE_USE_SSE
/****************
* SSE Random value generator
**/
@@ -71,6 +51,7 @@ __m128 cNoise::SSE_IntNoise2D( int a_X1, int a_Y1, int a_X2, int a_Y2, int a_X3,
return Result4;
}
+#endif
/***************
@@ -166,6 +147,7 @@ float cNoise::CubicNoise2D( float a_X, float a_Y ) const
return CubicInterpolate( interp1, interp2, interp3, interp4, FracY );
}
+#if NOISE_USE_SSE
float cNoise::SSE_CubicNoise2D( float a_X, float a_Y ) const
{
const int BaseX = FAST_FLOOR( a_X );
@@ -185,6 +167,7 @@ float cNoise::SSE_CubicNoise2D( float a_X, float a_Y ) const
const float FracY = (a_Y) - BaseY;
return CubicInterpolate( AllInterp.p[0], AllInterp.p[1], AllInterp.p[2], AllInterp.p[3], FracY );
}
+#endif
/******************
* Interpolated (and 1 smoothed) noise in 3-dimensions
@@ -287,16 +270,8 @@ float cNoise::CubicNoise3D( float a_X, float a_Y, float a_Z ) const
/******************
* Private
**/
-float cNoise::CubicInterpolate( float a_A, float a_B, float a_C, float a_D, float a_Pct ) const
-{
- float P = (a_D - a_C) - (a_A - a_B);
- float Q = (a_A - a_B) - P;
- float R = a_C - a_A;
- float S = a_B;
-
- return P*(a_Pct*a_Pct*a_Pct) + Q*(a_Pct*a_Pct) + R*a_Pct + S;
-}
+#if NOISE_USE_SSE
__m128 cNoise::CubicInterpolate4( const __m128 & a_A, const __m128 & a_B, const __m128 & a_C, const __m128 & a_D, float a_Pct ) const
{
const __m128 P = _mm_sub_ps( _mm_sub_ps( a_D, a_C ), _mm_sub_ps( a_A, a_B ) );
@@ -309,15 +284,8 @@ __m128 cNoise::CubicInterpolate4( const __m128 & a_A, const __m128 & a_B, const
return _mm_add_ps( _mm_add_ps( _mm_add_ps( _mm_mul_ps(P, Pct3), _mm_mul_ps( Q, Pct2 ) ), _mm_mul_ps( R, Pct ) ), a_B );
}
+#endif
-float cNoise::CosineInterpolate( float a_A, float a_B, float a_Pct ) const
-{
- const float ft = a_Pct * 3.1415927f;
- const float f = (1.f - cosf(ft)) * 0.5f;
- return a_A*(1-f) + a_B*f;
-}
-
-float cNoise::LinearInterpolate( float a_A, float a_B, float a_Pct ) const
-{
- return a_A*(1.f-a_Pct) + a_B*a_Pct;
-} \ No newline at end of file
+#if NOISE_USE_INLINE
+# include "cNoise.inc"
+#endif \ No newline at end of file
diff --git a/source/cNoise.h b/source/cNoise.h
index 9511ab6e4..d4da677f3 100644
--- a/source/cNoise.h
+++ b/source/cNoise.h
@@ -1,6 +1,19 @@
#pragma once
-#include <emmintrin.h>
+// Some settings
+#define NOISE_USE_INLINE 1
+#define NOISE_USE_SSE 0
+
+// Do not touch
+#if NOISE_USE_INLINE
+# define __NOISE_INLINE__ inline
+#else
+# define __NOISE_INLINE__
+#endif
+
+#if NOISE_USE_SSE
+# include <emmintrin.h>
+#endif
class cNoise
{
@@ -8,10 +21,13 @@ public:
cNoise( unsigned int a_Seed );
~cNoise();
- float IntNoise( int a_X ) const;
- float IntNoise2D( int a_X, int a_Y ) const;
+#if NOISE_USE_SSE
__m128 SSE_IntNoise2D( int a_X1, int a_Y1, int a_X2, int a_Y2, int a_X3, int a_Y3, int a_X4, int a_Y4 ) const;
- float IntNoise3D( int a_X, int a_Y, int a_Z ) const;
+#endif
+
+ __NOISE_INLINE__ float IntNoise( int a_X ) const;
+ __NOISE_INLINE__ float IntNoise2D( int a_X, int a_Y ) const;
+ __NOISE_INLINE__ float IntNoise3D( int a_X, int a_Y, int a_Z ) const;
float LinearNoise1D( float a_X ) const;
float CosineNoise1D( float a_X ) const;
@@ -28,11 +44,17 @@ public:
void SetSeed( unsigned int a_Seed ) { m_Seed = a_Seed; }
private:
- float CubicInterpolate( float a_A, float a_B, float a_C, float a_D, float a_Pct ) const;
+ __NOISE_INLINE__ float CubicInterpolate( float a_A, float a_B, float a_C, float a_D, float a_Pct ) const;
+ __NOISE_INLINE__ float CosineInterpolate( float a_A, float a_B, float a_Pct ) const;
+ __NOISE_INLINE__ float LinearInterpolate( float a_A, float a_B, float a_Pct ) const;
+
+#if NOISE_USE_SSE
__m128 CubicInterpolate4( const __m128 & a_A, const __m128 & a_B, const __m128 & a_C, const __m128 & a_D, float a_Pct ) const;
- float CosineInterpolate( float a_A, float a_B, float a_Pct ) const;
- float LinearInterpolate( float a_A, float a_B, float a_Pct ) const;
+#endif
unsigned int m_Seed;
};
+#if NOISE_USE_INLINE
+# include "cNoise.inc"
+#endif
diff --git a/source/cNoise.inc b/source/cNoise.inc
new file mode 100644
index 000000000..a63bb0c2f
--- /dev/null
+++ b/source/cNoise.inc
@@ -0,0 +1,54 @@
+#ifndef __C_NOISE_INC__
+#define __C_NOISE_INC__
+
+#include <math.h>
+
+/****************
+ * Random value generator
+ **/
+float cNoise::IntNoise( int a_X ) const
+{
+ int x = ((a_X*m_Seed)<<13) ^ a_X;
+ return ( 1.0f - ( (x * (x * x * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
+}
+
+float cNoise::IntNoise2D( int a_X, int a_Y ) const
+{
+ int n = a_X + a_Y * 57 + m_Seed*57*57;
+ n = (n<<13) ^ n;
+ return ( 1.0f - ( (n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
+}
+
+float cNoise::IntNoise3D( int a_X, int a_Y, int a_Z ) const
+{
+ int n = a_X + a_Y * 57 + a_Z * 57*57 + m_Seed*57*57*57;
+ n = (n<<13) ^ n;
+ return ( 1.0f - ( (n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0f);
+}
+
+/****************
+ * Interpolation functions
+ **/
+float cNoise::CubicInterpolate( float a_A, float a_B, float a_C, float a_D, float a_Pct ) const
+{
+ float P = (a_D - a_C) - (a_A - a_B);
+ float Q = (a_A - a_B) - P;
+ float R = a_C - a_A;
+ float S = a_B;
+
+ return P*(a_Pct*a_Pct*a_Pct) + Q*(a_Pct*a_Pct) + R*a_Pct + S;
+}
+
+float cNoise::CosineInterpolate( float a_A, float a_B, float a_Pct ) const
+{
+ const float ft = a_Pct * 3.1415927f;
+ const float f = (1.f - cosf(ft)) * 0.5f;
+ return a_A*(1-f) + a_B*f;
+}
+
+float cNoise::LinearInterpolate( float a_A, float a_B, float a_Pct ) const
+{
+ return a_A*(1.f-a_Pct) + a_B*a_Pct;
+}
+
+#endif \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 19:45:28 +0100