ResInsight/Fwk/VizFwk/LibRender/cvfViewport.h
2019-10-11 14:52:49 +02:00

102 lines
3.0 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#pragma once
#include "cvfObject.h"
#include "cvfColor4.h"
#include "cvfOpenGLTypes.h"
#include "cvfString.h"
namespace cvf {
class OpenGLContext;
//==================================================================================================
//
// An OpenGL viewport
//
//==================================================================================================
class Viewport : public Object
{
public:
enum ClearMode
{
DO_NOT_CLEAR,
CLEAR_COLOR,
CLEAR_DEPTH,
CLEAR_STENCIL,
CLEAR_COLOR_DEPTH,
CLEAR_COLOR_STENCIL,
CLEAR_DEPTH_STENCIL,
CLEAR_COLOR_DEPTH_STENCIL
};
public:
Viewport();
void set(int x, int y, uint width, uint height);
int x() const;
int y() const;
uint width() const;
uint height() const;
double aspectRatio() const;
void setClearColor(Color4f color);
Color4f clearColor() const;
void applyOpenGL(OpenGLContext* oglContext, ClearMode clearMode);
String debugString() const;
static cvfGLbitfield clearFlagsOpenGL(ClearMode clearMode);
private:
int m_x;
int m_y;
uint m_width;
uint m_height;
Color4f m_clearColor;
double m_clearDepth;
int m_clearStencil;
};
}