OpenSubdiv/opensubdiv/osd/cpuDispatcher.cpp
2012-06-12 09:28:00 -07:00

219 lines
8.6 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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// contribution under this license.
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#include "../osd/cpuDispatcher.h"
#include "../osd/cpuKernel.h"
#include <GL/glew.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
OsdCpuKernelDispatcher::DeviceTable::~DeviceTable() {
if (devicePtr)
free(devicePtr);
}
void
OsdCpuKernelDispatcher::DeviceTable::Copy( int size, const void *table ) {
if (size > 0) {
if (devicePtr)
free(devicePtr);
devicePtr = malloc(size);
memcpy(devicePtr, table, size);
}
}
OsdCpuKernelDispatcher::OsdCpuKernelDispatcher( int levels )
: OsdKernelDispatcher(levels) {
_tables.resize(TABLE_MAX);
}
OsdCpuKernelDispatcher::~OsdCpuKernelDispatcher() { }
void
OsdCpuKernelDispatcher::CopyTable(int tableIndex, size_t size, const void *ptr) {
_tables[tableIndex].Copy(size, ptr);
}
void
OsdCpuKernelDispatcher::BeginLaunchKernel() { }
void
OsdCpuKernelDispatcher::EndLaunchKernel() { }
OsdVertexBuffer *
OsdCpuKernelDispatcher::InitializeVertexBuffer(int numElements, int count)
{
return new OsdCpuVertexBuffer(numElements, count);
}
void
OsdCpuKernelDispatcher::BindVertexBuffer(OsdVertexBuffer *vertex, OsdVertexBuffer *varying) {
_vertexBuffer = dynamic_cast<OsdCpuVertexBuffer *>(vertex);
_varyingBuffer = dynamic_cast<OsdCpuVertexBuffer *>(varying);
}
void
OsdCpuKernelDispatcher::UnbindVertexBuffer()
{
_vertexBuffer = NULL;
_varyingBuffer = NULL;
}
void
OsdCpuKernelDispatcher::Synchronize() { }
void
OsdCpuKernelDispatcher::ApplyCatmarkFaceVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeFace(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[F_IT].devicePtr + _tableOffsets[F_IT][level-1],
(int*)_tables[F_ITa].devicePtr + _tableOffsets[F_ITa][level-1],
offset, start, end);
float *p = _vertexBuffer->GetCpuBuffer();
for(int i = 0; i < 150; i+=3){
printf("%f %f %f\n", p[0], p[1], p[2]);
p+=3;
}
}
void
OsdCpuKernelDispatcher::ApplyCatmarkEdgeVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeEdge(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[E_IT].devicePtr + _tableOffsets[E_IT][level-1],
(float*)_tables[E_W].devicePtr + _tableOffsets[E_W][level-1],
offset,
start, end);
}
void
OsdCpuKernelDispatcher::ApplyCatmarkVertexVerticesKernelB( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeVertexB(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[V_ITa].devicePtr + _tableOffsets[V_ITa][level-1],
(int*)_tables[V_IT].devicePtr + _tableOffsets[V_IT][level-1],
(float*)_tables[V_W].devicePtr + _tableOffsets[V_W][level-1],
offset, start, end);
}
void
OsdCpuKernelDispatcher::ApplyCatmarkVertexVerticesKernelA( FarMesh<OsdVertex> * mesh, int offset, bool pass, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeVertexA(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[V_ITa].devicePtr + _tableOffsets[V_ITa][level-1],
(float*)_tables[V_W].devicePtr + _tableOffsets[V_W][level-1],
offset, start, end, pass);
}
void
OsdCpuKernelDispatcher::ApplyLoopEdgeVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeEdge(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[E_IT].devicePtr + _tableOffsets[E_IT][level-1],
(float*)_tables[E_W].devicePtr + _tableOffsets[E_W][level-1],
offset,
start, end);
}
void
OsdCpuKernelDispatcher::ApplyLoopVertexVerticesKernelB( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeLoopVertexB(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[V_ITa].devicePtr + _tableOffsets[V_ITa][level-1],
(int*)_tables[V_IT].devicePtr + _tableOffsets[V_IT][level-1],
(float*)_tables[V_W].devicePtr + _tableOffsets[V_W][level-1],
offset, start, end);
}
void
OsdCpuKernelDispatcher::ApplyLoopVertexVerticesKernelA( FarMesh<OsdVertex> * mesh, int offset, bool pass, int level, int start, int end, void * data) const {
VertexDescriptor vd(_vertexBuffer->GetNumElements(), _varyingBuffer->GetNumElements());
computeVertexA(&vd, _vertexBuffer->GetCpuBuffer(), _varyingBuffer->GetCpuBuffer(),
(int*)_tables[V_ITa].devicePtr + _tableOffsets[V_ITa][level-1],
(float*)_tables[V_W].devicePtr + _tableOffsets[V_W][level-1],
offset, start, end, pass);
}
} // end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;
} // end namespace OpenSubdiv