mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-12-02 00:00:07 +00:00
2a463b5c83
* added the numVertexElements argument to Osd*DrawContext::Create, which is used to initialize the patch arrays when calling OsdDrawContext::ConvertPatchArrays * removed the unused level argument from Osd*DrawContext::_initialize * maintenance work on CL/D3D11 bindings to get them to compile
79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "Apache License")
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// with the following modification; you may not use this file except in
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// compliance with the Apache License and the following modification to it:
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// Section 6. Trademarks. is deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the trade
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// names, trademarks, service marks, or product names of the Licensor
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// and its affiliates, except as required to comply with Section 4(c) of
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// the License and to reproduce the content of the NOTICE file.
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//
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// You may obtain a copy of the Apache License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the Apache License with the above modification is
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// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the Apache License for the specific
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// language governing permissions and limitations under the Apache License.
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//
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#ifndef DELEGATE_H
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#define DELEGATE_H
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#include <osd/cpuGLVertexBuffer.h>
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#include <osd/glDrawContext.h>
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#include <osd/glDrawRegistry.h>
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#include <osdutil/batch.h>
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#include "effect.h"
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#include "effectRegistry.h"
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class MyDrawContext : public OpenSubdiv::OsdGLDrawContext {
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public:
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virtual ~MyDrawContext();
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static MyDrawContext *Create(OpenSubdiv::FarPatchTables const *patchTables,
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int numVertexElements,
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bool requireFVarData=false);
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GLuint GetVertexArray() const { return _vao; }
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private:
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MyDrawContext();
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GLuint _vao;
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};
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class MyDrawDelegate {
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public:
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typedef MyEffect * EffectHandle;
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void Bind(OpenSubdiv::OsdUtilMeshBatchBase<MyDrawContext> *batch, EffectHandle const &effect);
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void Unbind(OpenSubdiv::OsdUtilMeshBatchBase<MyDrawContext> *batch, EffectHandle const &effect);
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void Begin();
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void End();
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void DrawElements(OpenSubdiv::OsdDrawContext::PatchArray const &patchArray);
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bool IsCombinable(EffectHandle const &a, EffectHandle const &b) const;
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void ResetNumDrawCalls() { _numDrawCalls = 0; }
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int GetNumDrawCalls() const { return _numDrawCalls; }
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private:
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MyDrawConfig *GetDrawConfig(EffectHandle &effect, OpenSubdiv::OsdDrawContext::PatchDescriptor desc);
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MyEffectRegistry _effectRegistry;
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int _numDrawCalls;
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OpenSubdiv::OsdUtilMeshBatchBase<MyDrawContext> *_currentBatch;
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EffectHandle _currentEffect;
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};
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#endif /* DELEGATE_H */
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