OpenSubdiv/opensubdiv/osd/glslTransformFeedbackComputeController.cpp
Takahito Tejima 51a45b598d Updating EULA
2013-07-18 14:19:50 -07:00

327 lines
12 KiB
C++

//
// Copyright 2013 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License
// and the following modification to it: Section 6 Trademarks.
// deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the
// trade names, trademarks, service marks, or product names of the
// Licensor and its affiliates, except as required for reproducing
// the content of the NOTICE file.
//
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
// either express or implied. See the License for the specific
// language governing permissions and limitations under the
// License.
//
#include "../osd/glslTransformFeedbackComputeController.h"
#include "../osd/glslTransformFeedbackComputeContext.h"
#include "../osd/glslTransformFeedbackKernelBundle.h"
#include "../osd/opengl.h"
#include <algorithm>
#include <cassert>
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
OsdGLSLTransformFeedbackComputeController::OsdGLSLTransformFeedbackComputeController() {
}
OsdGLSLTransformFeedbackComputeController::~OsdGLSLTransformFeedbackComputeController() {
for (std::vector<OsdGLSLTransformFeedbackKernelBundle*>::iterator it =
_kernelRegistry.begin();
it != _kernelRegistry.end(); ++it) {
delete *it;
}
}
void
OsdGLSLTransformFeedbackComputeController::Synchronize() {
glFinish();
}
OsdGLSLTransformFeedbackKernelBundle *
OsdGLSLTransformFeedbackComputeController::getKernels(int numVertexElements,
int numVaryingElements) {
std::vector<OsdGLSLTransformFeedbackKernelBundle*>::iterator it =
std::find_if(_kernelRegistry.begin(), _kernelRegistry.end(),
OsdGLSLTransformFeedbackKernelBundle::Match(numVertexElements,
numVaryingElements));
if (it != _kernelRegistry.end()) {
return *it;
} else {
OsdGLSLTransformFeedbackKernelBundle *kernelBundle = new OsdGLSLTransformFeedbackKernelBundle();
_kernelRegistry.push_back(kernelBundle);
kernelBundle->Compile(numVertexElements, numVaryingElements);
return kernelBundle;
}
}
void
OsdGLSLTransformFeedbackComputeController::ApplyBilinearFaceVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearFaceVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyBilinearEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearEdgeVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyBilinearVertexVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyBilinearVertexVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyCatmarkFaceVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkFaceVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyCatmarkEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkEdgeVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyCatmarkVertexVerticesKernelB(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelB(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyCatmarkVertexVerticesKernelA1(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelA(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false);
}
void
OsdGLSLTransformFeedbackComputeController::ApplyCatmarkVertexVerticesKernelA2(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyCatmarkVertexVerticesKernelA(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true);
}
void
OsdGLSLTransformFeedbackComputeController::ApplyLoopEdgeVerticesKernel(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopEdgeVerticesKernel(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyLoopVertexVerticesKernelB(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelB(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
}
void
OsdGLSLTransformFeedbackComputeController::ApplyLoopVertexVerticesKernelA1(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelA(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false);
}
void
OsdGLSLTransformFeedbackComputeController::ApplyLoopVertexVerticesKernelA2(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
kernelBundle->ApplyLoopVertexVerticesKernelA(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true);
}
void
OsdGLSLTransformFeedbackComputeController::ApplyVertexEdits(
FarKernelBatch const &batch, void * clientdata) const {
OsdGLSLTransformFeedbackComputeContext * context =
static_cast<OsdGLSLTransformFeedbackComputeContext*>(clientdata);
assert(context);
OsdGLSLTransformFeedbackKernelBundle * kernelBundle = context->GetKernelBundle();
const OsdGLSLTransformFeedbackHEditTable * edit = context->GetEditTable(batch.GetTableIndex());
assert(edit);
context->BindEditTextures(batch.GetTableIndex());
int primvarOffset = edit->GetPrimvarOffset();
int primvarWidth = edit->GetPrimvarWidth();
if (edit->GetOperation() == FarVertexEdit::Add) {
kernelBundle->ApplyEditAdd(
context->GetCurrentVertexBuffer(),
context->GetVertexDescriptor().numVertexElements,
context->GetCurrentVaryingBuffer(),
context->GetVertexDescriptor().numVaryingElements,
primvarOffset, primvarWidth,
batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd());
} else {
// XXX: edit SET is not implemented yet.
}
context->UnbindEditTextures();
}
} // end namespace OPENSUBDIV_VERSION
} // end namespace OpenSubdiv