AnotherFoxGuy/polyvox
1
0
Fork 0
Code Issues Pull Requests Activity

Merge branch 'develop' into feature/cubiquity-version

Browse Source 
Conflicts:
	library/PolyVoxCore/include/PolyVoxCore/MarchingCubesSurfaceExtractor.inl
	library/PolyVoxCore/source/Region.cpp
This commit is contained in:
David Williams
2013-08-09 17:05:57 +02:00
parent 00fab818cc b9546ddcfa
commit 6a009825b5
53 changed files with 1468 additions and 793 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
library/PolyVoxCore/source/Impl/MarchingCubesTables.cpp
View File

@ -30,7 +30,7 @@ freely, subject to the following restrictions:
namespace PolyVox
{
const int edgeTable[256]=
const uint16_t edgeTable[256]=
{
0x000, 0x109, 0x203, 0x30a, 0x80c, 0x905, 0xa0f, 0xb06,
0x406, 0x50f, 0x605, 0x70c, 0xc0a, 0xd03, 0xe09, 0xf00,
@ -66,7 +66,7 @@ namespace PolyVox
0xb06, 0xa0f, 0x905, 0x80c, 0x30a, 0x203, 0x109, 0x000
};
const int triTable[256][16] =
const int8_t triTable[256][16] =
{
{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, },
{ 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, },

93
library/PolyVoxCore/source/Impl/Timer.cpp Normal file
View File

@ -0,0 +1,93 @@
/*******************************************************************************
Copyright (c) 2005-20013 David Williams and Matthew Williams
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
*******************************************************************************/
#include "PolyVoxCore/Impl/Timer.h"
#include "PolyVoxCore/Impl/ErrorHandling.h"
#include <iostream>
namespace PolyVox
{
#if defined(_MSC_VER)
Timer::Timer(bool bAutoStart)
:m_fPCFreq(0.0)
,m_iStartTime(0)
{
if(bAutoStart)
{
start();
}
}
void Timer::start(void)
{
LARGE_INTEGER li;
if(!QueryPerformanceFrequency(&li))
{
logWarning() << "QueryPerformanceFrequency failed!";
m_fPCFreq = 1.0f;
}
m_fPCFreq = double(li.QuadPart);
QueryPerformanceCounter(&li);
m_iStartTime = li.QuadPart;
}
float Timer::elapsedTimeInSeconds(void)
{
LARGE_INTEGER li;
QueryPerformanceCounter(&li);
double fDifference = static_cast<double>(li.QuadPart-m_iStartTime);
return static_cast<float>(fDifference / m_fPCFreq);
}
uint32_t Timer::elapsedTimeInMilliSeconds(void)
{
return static_cast<uint32_t>(elapsedTimeInSeconds() * 1000.0f);
}
#else //_MSC_VER
Timer::Timer(bool bAutoStart)
{
if(bAutoStart)
{
start();
}
}
void Timer::start(void)
{
}
float Timer::elapsedTimeInSeconds(void)
{
return 0.0f;
}
uint32_t Timer::elapsedTimeInMilliSeconds(void)
{
return 0;
}
#endif //_MSC_VER
}

132
library/PolyVoxCore/source/Impl/Utility.cpp
View File

@ -1,62 +1,62 @@
/*******************************************************************************
Copyright (c) 2005-2009 David Williams
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
*******************************************************************************/
#include "PolyVoxCore/Impl/ErrorHandling.h"
#include "PolyVoxCore/Impl/Utility.h"
namespace PolyVox
{
//Note: this function only works for inputs which are a power of two and not zero
//If this is not the case then the output is undefined.
uint8_t logBase2(uint32_t uInput)
{
//Release mode validation
if(uInput == 0)
{
POLYVOX_THROW(std::invalid_argument, "Cannot compute the log of zero.");
}
if(!isPowerOf2(uInput))
{
POLYVOX_THROW(std::invalid_argument, "Input must be a power of two in order to compute the log.");
}
uint32_t uResult = 0;
while( (uInput >> uResult) != 0)
{
++uResult;
}
return static_cast<uint8_t>(uResult-1);
}
bool isPowerOf2(uint32_t uInput)
{
if(uInput == 0)
return false;
else
return ((uInput & (uInput-1)) == 0);
}
/*******************************************************************************
Copyright (c) 2005-2009 David Williams
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
*******************************************************************************/
#include "PolyVoxCore/Impl/ErrorHandling.h"
#include "PolyVoxCore/Impl/Utility.h"
namespace PolyVox
{
//Note: this function only works for inputs which are a power of two and not zero
//If this is not the case then the output is undefined.
uint8_t logBase2(uint32_t uInput)
{
//Release mode validation
if(uInput == 0)
{
POLYVOX_THROW(std::invalid_argument, "Cannot compute the log of zero.");
}
if(!isPowerOf2(uInput))
{
POLYVOX_THROW(std::invalid_argument, "Input must be a power of two in order to compute the log.");
}
uint32_t uResult = 0;
while( (uInput >> uResult) != 0)
{
++uResult;
}
return static_cast<uint8_t>(uResult-1);
}
bool isPowerOf2(uint32_t uInput)
{
if(uInput == 0)
return false;
else
return ((uInput & (uInput-1)) == 0);
}
// http://graphics.stanford.edu/~seander/bithacks.html#RoundUpPowerOf2
uint32_t upperPowerOfTwo(uint32_t v)
{
@ -68,10 +68,10 @@ namespace PolyVox
v |= v >> 16;
v++;
return v;
}
float triangleFilter(float fInput)
{
return (std::max)(1.0f - (std::abs)(fInput), 0.0f);
}
}
}
float triangleFilter(float fInput)
{
return (std::max)(1.0f - (std::abs)(fInput), 0.0f);
}
}