mirror of https://github.com/axmolengine/axmol.git
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/****************************************************************************
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Copyright 2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN false EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __CCVRETEXATTRIBBIND_H__
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#define __CCVRETEXATTRIBBIND_H__
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#include "base/ccMacros.h"
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#include "base/CCRef.h"
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#include "CCGL.h"
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#include "math/CCMath.h"
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#include "2d/CCGLProgram.h"
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#include <set>
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NS_CC_BEGIN
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USING_NS_CC_MATH;
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////vertex attribute/////
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class VertexAttribType
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{
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friend class VertexAttribBind;
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friend class GLProgram;
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public:
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VertexAttribType();
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VertexAttribType(GLenum type, int size);
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int getByteSize();
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protected:
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GLenum _type;
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int _size;
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int _location;
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int _offset;
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};
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////vertex attributes bind
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class VertexAttribBind
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{
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public:
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VertexAttribBind(const VertexAttribType* elem, int count);
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VertexAttribBind(const std::vector<VertexAttribType>& elems);
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VertexAttribBind(const std::vector<GLProgramData::VertexAttrib*>& attribs);
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virtual ~VertexAttribBind();
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/**
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* bind vertex attributes.
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*
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* @param index Position in _vertexAttribs
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* @param attribLocation location in shader. It can be queried from GLProgram, eg. program->getAttribLocation("a_position")
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*/
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void bindAttribute(int index, int attribLocation);
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/**bind attributes pointer**/
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void bindAttributePtr(void* vertexPointer = nullptr);
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protected:
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void setVertexAttribElems(const VertexAttribType* elem, int count);
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VertexAttribType* _vertexAttribs;
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int _vertexAtttribCount;
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int _stride;
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};
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NS_CC_END
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#endif /* __CCVRETEXATTRIBBIND_H__ */
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