mirror-github-bspeice/fractorium
1
0
Fork 0
mirror of https://bitbucket.org/mfeemster/fractorium.git synced 2025-01-21 05:00:06 -05:00
Code Issues Actions Packages Projects Releases Wiki Activity

macOS improvements

Browse Source
This commit is contained in:
Michel Mastriani 2020-05-02 15:19:14 -03:00
parent 806fe142b1
commit af56d633cf
4 changed files with 67 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Source/EmberCL/EmberCLPch.h Normal file → Executable file
View File

@ -53,3 +53,7 @@ using namespace std;
using namespace EmberNs;
//#define TEST_CL 1
//#define TEST_CL_BUFFERS 1
#ifdef __APPLE__
#define KNL_USE_GLOBAL_CONSEC
#endif

81
Source/EmberCL/IterOpenCLKernelCreator.cpp Normal file → Executable file
View File

@ -359,7 +359,13 @@ string IterOpenCLKernelCreator<T>::CreateIterKernelString(const Ember<T>& ember,
os <<
" uint histSize,\n"
" __read_only image2d_t palette,\n"
" __global Point* points\n"
" __global Point* points"
#ifndef KNL_USE_GLOBAL_CONSEC
"\n"
#else
",\n"
" __global uchar* consec\n"
#endif
"\t)\n"
"{\n"
" bool fuse, ok;\n"
@ -368,7 +374,9 @@ string IterOpenCLKernelCreator<T>::CreateIterKernelString(const Ember<T>& ember,
" uint blockStartIndex = BLOCK_START_INDEX_IN_GRID_2D;\n"
" uint blockStartThreadIndex = blockStartIndex + threadIndex;\n"
" uint i, itersToDo;\n"
#ifndef KNL_USE_GLOBAL_CONSEC
" uint consec = 0;\n"
#endif
//" int badvals = 0;\n"
" uint histIndex;\n"
" real_t p00, p01;\n"
@ -454,36 +462,42 @@ string IterOpenCLKernelCreator<T>::CreateIterKernelString(const Ember<T>& ember,
"\n"
" for (i = 0; i < itersToDo; i++)\n"
" {\n"
" consec = 0;\n"
"\n"
#ifndef KNL_USE_GLOBAL_CONSEC
" consec = 0;\n"
#else
" consec[blockStartThreadIndex] = 0;\n"
#endif
"\n";
if (ember.XformCount() > 1)
{
//If xaos is present, the a hybrid of the cuburn method is used.
//This makes each thread in a row pick the same offset into a distribution, using xfsel.
//However, the distribution the offset is in, is determined by firstPoint.m_LastXfUsed.
if (ember.XaosPresent())
{
os <<
#ifdef STRAIGHT_RAND
" secondPoint.m_LastXfUsed = xformDistributions[(MwcNext(&mwc) & " << CHOOSE_XFORM_GRAIN_M1 << "u) + (" << CHOOSE_XFORM_GRAIN << "u * (firstPoint.m_LastXfUsed + 1u))];\n\n";
#else
" secondPoint.m_LastXfUsed = xformDistributions[xfsel[THREAD_ID_Y] + (" << CHOOSE_XFORM_GRAIN << "u * (firstPoint.m_LastXfUsed + 1u))];\n\n";//Partial cuburn hybrid.
#endif
}
else
{
os <<
#ifdef STRAIGHT_RAND
" secondPoint.m_LastXfUsed = xformDistributions[MwcNext(&mwc) & " << CHOOSE_XFORM_GRAIN_M1 << "u];\n\n";//For testing, using straight rand flam4/fractron style instead of cuburn.
#else
" secondPoint.m_LastXfUsed = xformDistributions[xfsel[THREAD_ID_Y]];\n\n";
#endif
}
}
os <<
" do\n"
" {\n";
if (ember.XformCount() > 1)
{
//If xaos is present, the a hybrid of the cuburn method is used.
//This makes each thread in a row pick the same offset into a distribution, using xfsel.
//However, the distribution the offset is in, is determined by firstPoint.m_LastXfUsed.
if (ember.XaosPresent())
{
os <<
#ifdef STRAIGHT_RAND
" secondPoint.m_LastXfUsed = xformDistributions[(MwcNext(&mwc) & " << CHOOSE_XFORM_GRAIN_M1 << "u) + (" << CHOOSE_XFORM_GRAIN << "u * (firstPoint.m_LastXfUsed + 1u))];\n\n";
#else
" secondPoint.m_LastXfUsed = xformDistributions[xfsel[THREAD_ID_Y] + (" << CHOOSE_XFORM_GRAIN << "u * (firstPoint.m_LastXfUsed + 1u))];\n\n";//Partial cuburn hybrid.
#endif
}
else
{
os <<
#ifdef STRAIGHT_RAND
" secondPoint.m_LastXfUsed = xformDistributions[MwcNext(&mwc) & " << CHOOSE_XFORM_GRAIN_M1 << "u];\n\n";//For testing, using straight rand flam4/fractron style instead of cuburn.
#else
" secondPoint.m_LastXfUsed = xformDistributions[xfsel[THREAD_ID_Y]];\n\n";
#endif
}
}
for (i = 0; i < ember.XformCount(); i++)
{
if (ember.XformCount() > 1)
@ -525,11 +539,19 @@ string IterOpenCLKernelCreator<T>::CreateIterKernelString(const Ember<T>& ember,
" firstPoint.m_Y = MwcNextFRange(&mwc, -ember->m_RandPointRange, ember->m_RandPointRange);\n"
" firstPoint.m_Z = 0.0;\n"
" firstPoint.m_ColorX = secondPoint.m_ColorX;\n"
#ifndef KNL_USE_GLOBAL_CONSEC
" consec++;\n"
#else
" consec[blockStartThreadIndex]++;\n"
#endif
//" badvals++;\n"
" }\n"
" }\n"
#ifndef KNL_USE_GLOBAL_CONSEC
" while (!ok && consec < 5);\n"
#else
" while (!ok && consec[blockStartThreadIndex] < 5);\n"
#endif
"\n"
" if (!ok)\n"
" {\n"
@ -771,7 +793,8 @@ string IterOpenCLKernelCreator<T>::CreateIterKernelString(const Ember<T>& ember,
#endif
os <<
" barrier(CLK_GLOBAL_MEM_FENCE);\n"
" barrier(CLK_GLOBAL_MEM_FENCE);\n"
//" printf(\"Global ID0: %d Global ID1: %d WorkDim: %d ThreadIndex: %d\\n\", get_global_id(0), get_global_id(1), get_work_dim(), blockStartThreadIndex);\n"
"}\n";
return os.str();
}

12
Source/EmberCL/RendererCL.cpp Normal file → Executable file
View File

@ -727,7 +727,9 @@ bool RendererCL<T, bucketT>::Alloc(bool histOnly)
if (b && !(b = device->m_Wrapper.AddBuffer(m_HistBufferName, size))) { ErrorStr(loc, "Failed to set histogram buffer", device.get()); break; }//Histogram. Will memset to zero later.
if (b && !(b = device->m_Wrapper.AddBuffer(m_PointsBufferName, IterGridKernelCount() * sizeof(PointCL<T>)))) { ErrorStr(loc, "Failed to set points buffer", device.get()); break; }//Points between iter calls.
#ifdef KNL_USE_GLOBAL_CONSEC
if (b && !(b = device->m_Wrapper.AddBuffer(m_ConsecBufferName, IterGridKernelCount() * sizeof(cl_uchar)))) { ErrorStr(loc, "Failed to set consec buffer", device.get()); break; }//Global sequence.
#endif
if (m_VarStates.size())
if (b && !(b = device->m_Wrapper.AddBuffer(m_VarStateBufferName, SizeOf(m_VarStates)))) { ErrorStr(loc, "Failed to set variation state buffer", device.get()); break; }//Points between iter calls.
@ -1085,8 +1087,8 @@ bool RendererCL<T, bucketT>::RunIter(size_t iterCount, size_t temporalSample, si
//Similar to what's done in the base class.
//The number of iters per thread must be adjusted if they've requested less iters than is normally ran in a grid (256 * 256 * 64 * 2 = 32,768).
uint iterCountPerKernel = std::min<uint>(uint(adjustedIterCountPerKernel), uint(ceil(double(itersRemaining) / IterGridKernelCount())));
size_t iterCountThisLaunch = iterCountPerKernel * IterGridKernelWidth() * IterGridKernelHeight();
//cout << "itersRemaining " << itersRemaining << ", iterCountPerKernel " << iterCountPerKernel << ", iterCountThisLaunch " << iterCountThisLaunch << "\n";
size_t iterCountThisLaunch = iterCountPerKernel * IterGridKernelWidth() * IterGridKernelHeight();
//cout << "itersRemaining " << itersRemaining << ", iterCountPerKernel " << iterCountPerKernel << ", iterCountThisLaunch " << iterCountThisLaunch << "\n";
if (b && !(b = wrapper.SetArg (kernelIndex, argIndex++, iterCountPerKernel))) { ErrorStr(loc, "Setting iter count argument failed", m_Devices[dev].get()); }//Number of iters for each thread to run.
@ -1116,7 +1118,9 @@ bool RendererCL<T, bucketT>::RunIter(size_t iterCount, size_t temporalSample, si
if (b && !(b = wrapper.SetImageArg (kernelIndex, argIndex++, false, "Palette"))) { ErrorStr(loc, "Setting palette argument failed", m_Devices[dev].get()); }//Palette.
if (b && !(b = wrapper.SetBufferArg(kernelIndex, argIndex++, m_PointsBufferName))) { ErrorStr(loc, "Setting points buffer argument failed", m_Devices[dev].get()); }//Random start points.
#ifdef KNL_USE_GLOBAL_CONSEC
if (b && !(b = wrapper.SetBufferArg(kernelIndex, argIndex++, m_ConsecBufferName))) { ErrorStr(loc, "Setting consec buffer argument failed", m_Devices[dev].get()); }//Global sequence.
#endif
if (b && !(b = wrapper.RunKernel(kernelIndex,
IterGridKernelWidth(),//Total grid dims.
IterGridKernelHeight(),

3
Source/EmberCL/RendererCL.h Normal file → Executable file
View File

@ -239,6 +239,9 @@ private:
string m_AccumBufferName = "Accum";
string m_FinalImageName = "Final";
string m_PointsBufferName = "Points";
#ifdef KNL_USE_GLOBAL_CONSEC
string m_ConsecBufferName = "Consec";
#endif
string m_VarStateBufferName = "VarState";
//Kernels.