axmol/tests/cpp-tests/Classes/Sprite3DTest/DrawNode3D.h

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3.3 KiB
C++

/****************************************************************************
Copyright (c) 2014 Chukong Technologies Inc.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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****************************************************************************/
#ifndef __DRAW_NODE_3D_H__
#define __DRAW_NODE_3D_H__
#include "2d/CCNode.h"
#include "base/ccTypes.h"
#include "renderer/CCCustomCommand.h"
NS_CC_BEGIN
/**
* Copy DrawNode for 3D geometry drawing.
*/
class DrawNode3D: public Node
{
public:
/** creates and initialize a DrawNode3D node */
static DrawNode3D* create();
/**
* Draw 3D Line
*/
void drawLine(const Vec3 &from, const Vec3 &to, const Color4F &color);
/**
* Draw 3D cube
* @param point to a vertex array who has 8 element.
* vertices[0]:Left-top-front,
* vertices[1]:Left-bottom-front,
* vertices[2]:Right-bottom-front,
* vertices[3]:Right-top-front,
* vertices[4]:Right-top-back,
* vertices[5]:Right-bottom-back,
* vertices[6]:Left-bottom-back,
* vertices[7]:Left-top-back.
* @param color
*/
void drawCube(Vec3* vertices, const Color4F &color);
/** Clear the geometry in the node's buffer. */
void clear();
/**
* @js NA
* @lua NA
*/
const BlendFunc& getBlendFunc() const;
/**
* @code
* When this function bound into js or lua,the parameter will be changed
* In js: var setBlendFunc(var src, var dst)
* @endcode
* @lua NA
*/
void setBlendFunc(const BlendFunc &blendFunc);
void onDraw(const Mat4 &transform, uint32_t flags);
// Overrides
virtual void draw(Renderer *renderer, const Mat4 &transform, uint32_t flags) override;
CC_CONSTRUCTOR_ACCESS:
DrawNode3D();
virtual ~DrawNode3D();
virtual bool init();
protected:
struct V3F_C4B
{
Vec3 vertices;
Color4B colors;
};
void ensureCapacity(int count);
GLuint _vao;
GLuint _vbo;
int _bufferCapacity;
GLsizei _bufferCount;
V3F_C4B* _buffer;
BlendFunc _blendFunc;
CustomCommand _customCommand;
bool _dirty;
private:
CC_DISALLOW_COPY_AND_ASSIGN(DrawNode3D);
};
NS_CC_END
#endif // __DRAW_NODE_3D_H__