OpenSubdiv/opensubdiv/osd/glslComputeController.cpp
2013-06-10 16:32:45 -07:00

311 lines
11 KiB
C++

//
// Copyright (C) Pixar. All rights reserved.
//
// This license governs use of the accompanying software. If you
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// the license, do not use the software.
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// any additions or changes to the software.
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#include "../osd/glslComputeController.h"
#include "../osd/glslComputeContext.h"
#include "../osd/glslKernelBundle.h"
#include "../osd/opengl.h"
#include <algorithm>
#include <cassert>
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
OsdGLSLComputeController::OsdGLSLComputeController() {
}
OsdGLSLComputeController::~OsdGLSLComputeController() {
for (std::vector<OsdGLSLComputeKernelBundle*>::iterator it =
_kernelRegistry.begin();
it != _kernelRegistry.end(); ++it) {
delete *it;
}
}
void
OsdGLSLComputeController::Synchronize() {
glFinish();
}
OsdGLSLComputeKernelBundle *
OsdGLSLComputeController::getKernels(int numVertexElements,
int numVaryingElements) {
std::vector<OsdGLSLComputeKernelBundle*>::iterator it =
std::find_if(_kernelRegistry.begin(), _kernelRegistry.end(),
OsdGLSLComputeKernelBundle::Match(numVertexElements,
numVaryingElements));
if (it != _kernelRegistry.end()) {
return *it;
} else {
OsdGLSLComputeKernelBundle *kernelBundle =
new OsdGLSLComputeKernelBundle();
_kernelRegistry.push_back(kernelBundle);
kernelBundle->Compile(numVertexElements, numVaryingElements);
return kernelBundle;
}
}
void
OsdGLSLComputeController::ApplyBilinearFaceVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearFaceVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyBilinearEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearEdgeVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyBilinearVertexVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearVertexVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyCatmarkFaceVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkFaceVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyCatmarkEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkEdgeVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelB(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelB(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelA1(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelA(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false);
}
void
OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelA2(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelA(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true);
}
void
OsdGLSLComputeController::ApplyLoopEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopEdgeVerticesKernel(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyLoopVertexVerticesKernelB(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelB(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLComputeController::ApplyLoopVertexVerticesKernelA1(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelA(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false);
}
void
OsdGLSLComputeController::ApplyLoopVertexVerticesKernelA2(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelA(
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true);
}
void
OsdGLSLComputeController::ApplyVertexEdits(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLComputeContext * context =
static_cast<OsdGLSLComputeContext*>(clientdata);
assert(context);
OsdGLSLComputeKernelBundle * kernelBundle = context->GetKernelBundle();
const OsdGLSLComputeHEditTable * edit = context->GetEditTable(batch.GetTableIndex());
assert(edit);
context->BindEditShaderStorageBuffers(batch.GetTableIndex());
int primvarOffset = edit->GetPrimvarOffset();
int primvarWidth = edit->GetPrimvarWidth();
if (edit->GetOperation() == FarVertexEdit::Add) {
kernelBundle->ApplyEditAdd( primvarOffset,
primvarWidth,
batch.GetVertexOffset(),
batch.GetTableOffset(),
batch.GetStart(),
batch.GetEnd());
} else {
// XXX: edit SET is not implemented yet.
}
context->UnbindEditShaderStorageBuffers();
}
} // end namespace OPENSUBDIV_VERSION
} // end namespace OpenSubdiv