// Copyright 2016 The SwiftShader Authors. All Rights Reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // 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. // Buffer.h: Defines the Buffer class, representing storage of vertex and/or // index data. Implements GL buffer objects and related functionality. // [OpenGL ES 2.0.24] section 2.9 page 21. #ifndef LIBGLES_CM_BUFFER_H_ #define LIBGLES_CM_BUFFER_H_ #include "common/Object.hpp" #include "Common/Resource.hpp" #include #include #include namespace es1 { class Buffer : public gl::NamedObject { public: explicit Buffer(GLuint name); virtual ~Buffer(); void bufferData(const void *data, GLsizeiptr size, GLenum usage); void bufferSubData(const void *data, GLsizeiptr size, GLintptr offset); const void *data() { return mContents ? mContents->data() : 0; } size_t size() const { return mSize; } GLenum usage() const { return mUsage; } sw::Resource *getResource(); private: sw::Resource *mContents; size_t mSize; GLenum mUsage; }; } #endif // LIBGLES_CM_BUFFER_H_