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/****************************************************************************
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Copyright (c) 2015-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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2021-12-25 10:04:45 +08:00
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2019-11-23 20:27:39 +08:00
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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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2019-11-23 20:27:39 +08:00
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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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2019-11-23 20:27:39 +08:00
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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 NO 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 __SKYBOX_H__
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#define __SKYBOX_H__
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#include "base/ccTypes.h"
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#include "platform/CCPlatformMacros.h"
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#include "renderer/CCCustomCommand.h"
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#include "2d/CCNode.h"
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#include "renderer/backend/ProgramState.h"
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NS_CC_BEGIN
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/**
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* @addtogroup _3d
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* @{
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*/
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class TextureCube;
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/**
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* Sky box technology is usually used to simulate infinity sky, mountains and other phenomena.
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*/
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class CC_DLL Skybox : public Node
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{
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public:
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CREATE_FUNC(Skybox);
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/** create skybox from 6 textures.
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@param positive_x texture for the right side of the texture cube face.
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@param negative_x texture for the left side of the texture cube face.
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@param positive_y texture for the top side of the texture cube face
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@param negative_y texture for the bottom side of the texture cube face
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@param positive_z texture for the forward side of the texture cube face.
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@param negative_z texture for the rear side of the texture cube face.
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@return A new skybox inited with given parameters.
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*/
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static Skybox* create(const std::string& positive_x,
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const std::string& negative_x,
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const std::string& positive_y,
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const std::string& negative_y,
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const std::string& positive_z,
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const std::string& negative_z);
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/**texture getter and setter*/
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void setTexture(TextureCube*);
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/** draw Skybox object */
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virtual void draw(Renderer* renderer, const Mat4& transform, uint32_t flags) override;
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/** reload sky box after GLESContext reconstructed.*/
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void reload();
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CC_CONSTRUCTOR_ACCESS :
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/**
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* Constructor.
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*/
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Skybox();
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/**
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* Destructor.
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*/
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virtual ~Skybox();
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/**
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* init Skybox.
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*/
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virtual bool init() override;
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/**
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* initialize with texture path
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*/
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bool init(const std::string& positive_x,
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const std::string& negative_x,
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const std::string& positive_y,
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const std::string& negative_y,
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const std::string& positive_z,
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const std::string& negative_z);
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protected:
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/**
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* init internal buffers for Skybox.
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*/
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void initBuffers();
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CustomCommand _customCommand;
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TextureCube* _texture;
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private:
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CC_DISALLOW_COPY_AND_ASSIGN(Skybox);
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backend::UniformLocation _uniformColorLoc;
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backend::UniformLocation _uniformCameraRotLoc;
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backend::UniformLocation _uniformEnvLoc;
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void onBeforeDraw();
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void onAfterDraw();
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bool _rendererDepthTestEnabled;
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backend::CompareFunction _rendererDepthCmpFunc;
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backend::CullMode _rendererCullMode;
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};
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// end of 3d group
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/// @}
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NS_CC_END
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#endif // __SKYBOX_H__
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