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Modified a couple of examples for testing multi-precision support:

Browse Source 
- regression/far_perf - can run single/double from command line
    - tutorials/far/tutorial_6 - change typedef to run as single/double
This commit is contained in:
barry 2018-07-28 15:06:32 -07:00
parent 647039a8ee
commit 3b484997a1
2 changed files with 41 additions and 23 deletions
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27
regression/far_perf/far_perf.cpp
View File

@ -37,11 +37,15 @@
#include "init_shapes.h"
//------------------------------------------------------------------------------
template <typename REAL>
static void
doPerf(const Shape *shape, int maxlevel, int endCapType)
{
using namespace OpenSubdiv;
typedef Far::StencilTableReal<REAL> FarStencilTable;
typedef Far::StencilTableFactoryReal<REAL> FarStencilTableFactory;
Sdc::SchemeType type = OpenSubdiv::Sdc::SCHEME_CATMARK;
Sdc::Options sdcOptions;
@ -65,10 +69,10 @@ doPerf(const Shape *shape, int maxlevel, int endCapType)
// ----------------------------------------------------------------------
// Create stencil table
s.Start();
Far::StencilTable const * vertexStencils = NULL;
FarStencilTable const * vertexStencils = NULL;
{
Far::StencilTableFactory::Options options;
vertexStencils = Far::StencilTableFactory::Create(*refiner, options);
typename FarStencilTableFactory::Options options;
vertexStencils = FarStencilTableFactory::Create(*refiner, options);
}
s.Stop();
double timeCreateStencil = s.GetElapsed();
@ -80,6 +84,7 @@ doPerf(const Shape *shape, int maxlevel, int endCapType)
{
Far::PatchTableFactory::Options poptions(maxlevel);
poptions.SetEndCapType((Far::PatchTableFactory::Options::EndCapType)endCapType);
poptions.SetPatchPrecision<REAL>();
patchTable = Far::PatchTableFactory::Create(*refiner, poptions);
}
@ -90,10 +95,10 @@ doPerf(const Shape *shape, int maxlevel, int endCapType)
// append local points to stencils
s.Start();
{
if (Far::StencilTable const *vertexStencilsWithLocalPoints =
Far::StencilTableFactory::AppendLocalPointStencilTable(
if (FarStencilTable const *vertexStencilsWithLocalPoints =
FarStencilTableFactory::AppendLocalPointStencilTable(
*refiner, vertexStencils,
patchTable->GetLocalPointStencilTable())) {
patchTable->GetLocalPointStencilTable<REAL>())) {
delete vertexStencils;
vertexStencils = vertexStencilsWithLocalPoints;
}
@ -123,6 +128,7 @@ int main(int argc, char **argv)
int maxlevel = 8;
std::string str;
int endCapType = Far::PatchTableFactory::Options::ENDCAP_GREGORY_BASIS;
bool runDouble = false;
for (int i = 1; i < argc; ++i) {
if (strstr(argv[i], ".obj")) {
@ -149,6 +155,9 @@ int main(int argc, char **argv)
return 1;
}
}
else if (!strcmp(argv[i], "-double")) {
runDouble = true;
}
}
if (g_shapes.empty()) {
@ -163,7 +172,11 @@ int main(int argc, char **argv)
for (int lv = 1; lv <= maxlevel; ++lv) {
printf("---- %s, level %d ----\n", g_shapes[i].name.c_str(), lv);
doPerf(shape, lv, endCapType);
if (runDouble) {
doPerf<double>(shape, lv, endCapType);
} else {
doPerf<float>(shape, lv, endCapType);
}
}
}
}

37
tutorials/far/tutorial_6/far_tutorial_6.cpp
View File

@ -53,9 +53,11 @@
using namespace OpenSubdiv;
typedef double Real;
// pyramid geometry from catmark_pyramid_crease0.h
static int const g_nverts = 5;
static float const g_verts[24] = { 0.0f, 0.0f, 2.0f,
static Real const g_verts[24] = { 0.0f, 0.0f, 2.0f,
0.0f, -2.0f, 0.0f,
2.0f, 0.0f, 0.0f,
0.0f, 2.0f, 0.0f,
@ -90,13 +92,13 @@ struct Vertex {
point[0] = point[1] = point[2] = 0.0f;
}
void AddWithWeight(Vertex const & src, float weight) {
void AddWithWeight(Vertex const & src, Real weight) {
point[0] += weight * src.point[0];
point[1] += weight * src.point[1];
point[2] += weight * src.point[2];
}
float point[3];
Real point[3];
};
//------------------------------------------------------------------------------
@ -112,7 +114,7 @@ struct LimitFrame {
}
void AddWithWeight(Vertex const & src,
float weight, float d1Weight, float d2Weight) {
Real weight, Real d1Weight, Real d2Weight) {
point[0] += weight * src.point[0];
point[1] += weight * src.point[1];
@ -127,9 +129,9 @@ struct LimitFrame {
deriv2[2] += d2Weight * src.point[2];
}
float point[3],
deriv1[3],
deriv2[3];
Real point[3],
deriv1[3],
deriv2[3];
};
//------------------------------------------------------------------------------
@ -147,6 +149,7 @@ int main(int, char **) {
// Generate a set of Far::PatchTable that we will use to evaluate the
// surface limit
Far::PatchTableFactory::Options patchOptions;
patchOptions.SetPatchPrecision<Real>();
patchOptions.endCapType =
Far::PatchTableFactory::Options::ENDCAP_GREGORY_BASIS;
@ -161,17 +164,19 @@ int main(int, char **) {
// Create a buffer to hold the position of the refined verts and
// local points, then copy the coarse positions at the beginning.
std::vector<Vertex> verts(nRefinerVertices + nLocalPoints);
memcpy(&verts[0], g_verts, g_nverts*3*sizeof(float));
memcpy(&verts[0], g_verts, g_nverts*3*sizeof(Real));
// Adaptive refinement may result in fewer levels than maxIsolation.
int nRefinedLevels = refiner->GetNumLevels();
// Interpolate vertex primvar data : they are the control vertices
// of the limit patches (see far_tutorial_0 for details)
Far::PrimvarRefinerReal<Real> primvarRefiner(*refiner);
Vertex * src = &verts[0];
for (int level = 1; level < nRefinedLevels; ++level) {
Vertex * dst = src + refiner->GetLevel(level-1).GetNumVertices();
Far::PrimvarRefiner(*refiner).Interpolate(level, src, dst);
primvarRefiner.Interpolate(level, src, dst);
src = dst;
}
@ -192,14 +197,14 @@ int main(int, char **) {
srand( static_cast<int>(2147483647) );
float pWeights[20], dsWeights[20], dtWeights[20];
Real pWeights[20], dsWeights[20], dtWeights[20];
for (int face=0, count=0; face<nfaces; ++face) {
for (int sample=0; sample<nsamples; ++sample, ++count) {
float s = (float)rand()/(float)RAND_MAX,
t = (float)rand()/(float)RAND_MAX;
Real s = (Real)rand()/(Real)RAND_MAX,
t = (Real)rand()/(Real)RAND_MAX;
// Locate the patch corresponding to the face ptex idx and (s,t)
Far::PatchTable::PatchHandle const * handle =
@ -230,7 +235,7 @@ int main(int, char **) {
// Output particle positions for the tangent
printf("particle -n deriv1 ");
for (int sample=0; sample<nsamples; ++sample) {
float const * pos = samples[sample].point;
Real const * pos = samples[sample].point;
printf("-p %f %f %f\n", pos[0], pos[1], pos[2]);
}
printf(";\n");
@ -238,7 +243,7 @@ int main(int, char **) {
printf("setAttr \"deriv1.particleRenderType\" 6;\n");
printf("setAttr \"deriv1.velocity\" -type \"vectorArray\" %d ",nsamples);
for (int sample=0; sample<nsamples; ++sample) {
float const * tan1 = samples[sample].deriv1;
Real const * tan1 = samples[sample].deriv1;
printf("%f %f %f\n", tan1[0], tan1[1], tan1[2]);
}
printf(";\n");
@ -246,14 +251,14 @@ int main(int, char **) {
// Output particle positions for the bi-tangent
printf("particle -n deriv2 ");
for (int sample=0; sample<nsamples; ++sample) {
float const * pos = samples[sample].point;
Real const * pos = samples[sample].point;
printf("-p %f %f %f\n", pos[0], pos[1], pos[2]);
}
printf(";\n");
printf("setAttr \"deriv2.particleRenderType\" 6;\n");
printf("setAttr \"deriv2.velocity\" -type \"vectorArray\" %d ",nsamples);
for (int sample=0; sample<nsamples; ++sample) {
float const * tan2 = samples[sample].deriv2;
Real const * tan2 = samples[sample].deriv2;
printf("%f %f %f\n", tan2[0], tan2[1], tan2[2]);
}
printf(";\n");