// // Copyright 2013 Pixar // // Licensed under the Apache License, Version 2.0 (the "Apache License") // with the following modification; you may not use this file except in // compliance with the Apache License and the following modification to it: // Section 6. Trademarks. is 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 to comply with Section 4(c) of // the License and to reproduce the content of the NOTICE file. // // You may obtain a copy of the Apache License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the Apache License with the above modification is // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY // KIND, either express or implied. See the Apache License for the specific // language governing permissions and limitations under the Apache License. // #include "../osd/glslComputeController.h" #include "../osd/glslComputeContext.h" #include "../osd/glslKernelBundle.h" #include "../osd/opengl.h" #include #include namespace OpenSubdiv { namespace OPENSUBDIV_VERSION { OsdGLSLComputeController::OsdGLSLComputeController() { } OsdGLSLComputeController::~OsdGLSLComputeController() { for (std::vector::iterator it = _kernelRegistry.begin(); it != _kernelRegistry.end(); ++it) { delete *it; } } void OsdGLSLComputeController::Synchronize() { glFinish(); } OsdGLSLComputeKernelBundle * OsdGLSLComputeController::getKernels( OsdVertexBufferDescriptor const &vertexDesc, OsdVertexBufferDescriptor const &varyingDesc) { std::vector::iterator it = std::find_if(_kernelRegistry.begin(), _kernelRegistry.end(), OsdGLSLComputeKernelBundle::Match(vertexDesc, varyingDesc)); if (it != _kernelRegistry.end()) { return *it; } else { OsdGLSLComputeKernelBundle *kernelBundle = new OsdGLSLComputeKernelBundle(); _kernelRegistry.push_back(kernelBundle); kernelBundle->Compile(vertexDesc, varyingDesc); return kernelBundle; } } void OsdGLSLComputeController::bindBufferAndProgram() { if (_currentBindState.vertexBuffer) glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, _currentBindState.vertexBuffer); if (_currentBindState.varyingBuffer) glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, _currentBindState.varyingBuffer); _currentBindState.kernelBundle->UseProgram(_currentBindState.vertexDesc.offset, _currentBindState.varyingDesc.offset); glMemoryBarrier(GL_TEXTURE_FETCH_BARRIER_BIT); } void OsdGLSLComputeController::unbindBufferAndProgram() { glMemoryBarrier(GL_TEXTURE_FETCH_BARRIER_BIT); glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, 0); glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, 0); glUseProgram(0); } void OsdGLSLComputeController::ApplyBilinearFaceVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyBilinearFaceVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyBilinearEdgeVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyBilinearEdgeVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyBilinearVertexVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyBilinearVertexVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyCatmarkFaceVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyCatmarkFaceVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyCatmarkEdgeVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyCatmarkEdgeVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelB( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyCatmarkVertexVerticesKernelB( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelA1( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyCatmarkVertexVerticesKernelA( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false); } void OsdGLSLComputeController::ApplyCatmarkVertexVerticesKernelA2( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyCatmarkVertexVerticesKernelA( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true); } void OsdGLSLComputeController::ApplyLoopEdgeVerticesKernel( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyLoopEdgeVerticesKernel( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyLoopVertexVerticesKernelB( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyLoopVertexVerticesKernelB( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd()); } void OsdGLSLComputeController::ApplyLoopVertexVerticesKernelA1( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyLoopVertexVerticesKernelA( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), false); } void OsdGLSLComputeController::ApplyLoopVertexVerticesKernelA2( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); _currentBindState.kernelBundle->ApplyLoopVertexVerticesKernelA( batch.GetVertexOffset(), batch.GetTableOffset(), batch.GetStart(), batch.GetEnd(), true); } void OsdGLSLComputeController::ApplyVertexEdits( FarKernelBatch const &batch, OsdGLSLComputeContext const *context) const { assert(context); 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) { _currentBindState.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