From 013da806ec20b62a742aded9a9d2b8131193f30d Mon Sep 17 00:00:00 2001 From: jfhumann Date: Fri, 18 Apr 2014 21:09:44 +0200 Subject: Did some static analysis, fixed some bugs and optimized a lot of code --- src/Noise.cpp | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) (limited to 'src/Noise.cpp') diff --git a/src/Noise.cpp b/src/Noise.cpp index 32922c8f3..efbb128c3 100644 --- a/src/Noise.cpp +++ b/src/Noise.cpp @@ -840,12 +840,14 @@ void cPerlinNoise::Generate2D( } // Generate the first octave directly into array: - m_Octaves.front().m_Noise.Generate2D( + const cOctave & FirstOctave = m_Octaves.front(); + + FirstOctave.m_Noise.Generate2D( a_Workspace, a_SizeX, a_SizeY, - a_StartX * m_Octaves.front().m_Frequency, a_EndX * m_Octaves.front().m_Frequency, - a_StartY * m_Octaves.front().m_Frequency, a_EndY * m_Octaves.front().m_Frequency + a_StartX * FirstOctave.m_Frequency, a_EndX * FirstOctave.m_Frequency, + a_StartY * FirstOctave.m_Frequency, a_EndY * FirstOctave.m_Frequency ); - NOISE_DATATYPE Amplitude = m_Octaves.front().m_Amplitude; + NOISE_DATATYPE Amplitude = FirstOctave.m_Amplitude; for (int i = 0; i < ArrayCount; i++) { a_Array[i] *= Amplitude; @@ -902,13 +904,15 @@ void cPerlinNoise::Generate3D( } // Generate the first octave directly into array: - m_Octaves.front().m_Noise.Generate3D( + const cOctave & FirstOctave = m_Octaves.front(); + + FirstOctave.m_Noise.Generate3D( a_Workspace, a_SizeX, a_SizeY, a_SizeZ, - a_StartX * m_Octaves.front().m_Frequency, a_EndX * m_Octaves.front().m_Frequency, - a_StartY * m_Octaves.front().m_Frequency, a_EndY * m_Octaves.front().m_Frequency, - a_StartZ * m_Octaves.front().m_Frequency, a_EndZ * m_Octaves.front().m_Frequency + a_StartX * FirstOctave.m_Frequency, a_EndX * FirstOctave.m_Frequency, + a_StartY * FirstOctave.m_Frequency, a_EndY * FirstOctave.m_Frequency, + a_StartZ * FirstOctave.m_Frequency, a_EndZ * FirstOctave.m_Frequency ); - NOISE_DATATYPE Amplitude = m_Octaves.front().m_Amplitude; + NOISE_DATATYPE Amplitude = FirstOctave.m_Amplitude; for (int i = 0; i < ArrayCount; i++) { a_Array[i] = a_Workspace[i] * Amplitude; -- cgit v1.2.3 From 03402efc499e3167f3762d4a85c24178d8cf5252 Mon Sep 17 00:00:00 2001 From: jfhumann Date: Fri, 25 Apr 2014 23:39:10 +0200 Subject: Should fix CIDs 43631, 43632 and 43633 --- src/Noise.cpp | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/Noise.cpp') diff --git a/src/Noise.cpp b/src/Noise.cpp index efbb128c3..95a022ea3 100644 --- a/src/Noise.cpp +++ b/src/Noise.cpp @@ -744,6 +744,8 @@ void cCubicNoise::CalcFloorFrac( int * a_Same, int & a_NumSame ) const { + ASSERT(a_Size > 0); + NOISE_DATATYPE val = a_Start; NOISE_DATATYPE dif = (a_End - a_Start) / (a_Size - 1); for (int i = 0; i < a_Size; i++) -- cgit v1.2.3 From 077179277c5f3db46c5b805ae61506b99de7e851 Mon Sep 17 00:00:00 2001 From: Tycho Date: Sun, 27 Apr 2014 13:20:00 -0700 Subject: Fixes to uninitallsed array access in Noise.cpp CID 43634, 43634 --- src/Noise.cpp | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/Noise.cpp') diff --git a/src/Noise.cpp b/src/Noise.cpp index 95a022ea3..13a194938 100644 --- a/src/Noise.cpp +++ b/src/Noise.cpp @@ -608,6 +608,8 @@ void cCubicNoise::Generate2D( NOISE_DATATYPE a_StartY, NOISE_DATATYPE a_EndY ///< Noise-space coords of the array in the Y direction ) const { + ASSERT(a_SizeX > 0); + ASSERT(a_SizeY > 0); ASSERT(a_SizeX < MAX_SIZE); ASSERT(a_SizeY < MAX_SIZE); ASSERT(a_StartX < a_EndX); -- cgit v1.2.3