| // |
| // Copyright (c) 2013 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // This class contains prototypes for representing GLES 3 Vertex Array Objects: |
| // |
| // The buffer objects that are to be used by the vertex stage of the GL are collected |
| // together to form a vertex array object. All state related to the definition of data used |
| // by the vertex processor is encapsulated in a vertex array object. |
| // |
| |
| #ifndef LIBGLESV2_VERTEXARRAY_H_ |
| #define LIBGLESV2_VERTEXARRAY_H_ |
| |
| #include "common/RefCountObject.h" |
| #include "libGLESv2/Constants.h" |
| #include "libGLESv2/VertexAttribute.h" |
| |
| #include <vector> |
| |
| namespace rx |
| { |
| class Renderer; |
| class VertexArrayImpl; |
| } |
| |
| namespace gl |
| { |
| class Buffer; |
| |
| class VertexArray |
| { |
| public: |
| VertexArray(rx::VertexArrayImpl *impl, GLuint id, size_t maxAttribs); |
| ~VertexArray(); |
| |
| GLuint id() const; |
| |
| const VertexAttribute& getVertexAttribute(size_t attributeIndex) const; |
| void detachBuffer(GLuint bufferName); |
| void setVertexAttribDivisor(GLuint index, GLuint divisor); |
| void enableAttribute(unsigned int attributeIndex, bool enabledState); |
| void setAttributeState(unsigned int attributeIndex, gl::Buffer *boundBuffer, GLint size, GLenum type, |
| bool normalized, bool pureInteger, GLsizei stride, const void *pointer); |
| |
| const VertexAttribute* getVertexAttributes() const { return &mVertexAttributes[0]; } |
| Buffer *getElementArrayBuffer() const { return mElementArrayBuffer.get(); } |
| void setElementArrayBuffer(Buffer *buffer); |
| GLuint getElementArrayBufferId() const { return mElementArrayBuffer.id(); } |
| size_t getMaxAttribs() const { return mVertexAttributes.size(); } |
| |
| private: |
| GLuint mId; |
| |
| rx::VertexArrayImpl *mVertexArray; |
| std::vector<VertexAttribute> mVertexAttributes; |
| BindingPointer<Buffer> mElementArrayBuffer; |
| }; |
| |
| } |
| |
| #endif // LIBGLESV2_VERTEXARRAY_H_ |