73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/*******************************************************************************
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Copyright (c) 2005-2009 David Williams
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*******************************************************************************/
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#ifndef __BasicExample_OpenGLWidget_H__
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#define __BasicExample_OpenGLWidget_H__
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#include "PolyVoxCore/SurfaceMesh.h"
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#include <QOpenGLFunctions_3_1>
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#include <QGLWidget>
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#include <QOpenGLShaderProgram>
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#include <QOpenGLVertexArrayObject>
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#include <QOpenGLBuffer>
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class OpenGLWidget : public QGLWidget
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{
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public:
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//Constructor
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OpenGLWidget(QWidget *parent);
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//Mouse handling
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void mouseMoveEvent(QMouseEvent* event);
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void mousePressEvent(QMouseEvent* event);
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//Convert a SurfaceMesh to OpenGL index/vertex buffers
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void setSurfaceMeshToRender(const PolyVox::SurfaceMesh<PolyVox::PositionMaterial>& surfaceMesh);
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protected:
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//Qt OpenGL functions
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void initializeGL();
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void resizeGL(int w, int h);
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void paintGL();
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private:
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//Index/vertex buffer data
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GLuint noOfIndices;
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GLuint indexBuffer;
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GLuint vertexBuffer;
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GLuint vertexArrayObject;
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QOpenGLShaderProgram shader;
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QOpenGLFunctions_3_1* gl;
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//Mouse data
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QPoint m_LastFrameMousePos;
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QPoint m_CurrentMousePos;
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int m_xRotation;
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int m_yRotation;
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};
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#endif //__BasicExample_OpenGLWidget_H__
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