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/*******************************************************************************
* display.h
*
* ---------------------------------------------------------------------------
* Persistence of Vision Ray Tracer ('POV-Ray') version 3.7.
* Copyright 1991-2013 Persistence of Vision Raytracer Pty. Ltd.
*
* POV-Ray is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* POV-Ray 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* ---------------------------------------------------------------------------
* POV-Ray is based on the popular DKB raytracer version 2.12.
* DKBTrace was originally written by David K. Buck.
* DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
* ---------------------------------------------------------------------------
* $File: //depot/public/povray/3.x/source/frontend/display.h $
* $Revision: #1 $
* $Change: 6069 $
* $DateTime: 2013/11/06 11:59:40 $
* $Author: chrisc $
*******************************************************************************/
#ifndef POVRAY_FRONTEND_DISPLAY_H
#define POVRAY_FRONTEND_DISPLAY_H
#include "base/types.h"
#include "base/image/colourspace.h"
#include "frontend/configfrontend.h"
namespace pov_frontend
{
class Display
{
public:
struct RGBA8 { unsigned char red, green, blue, alpha; };
Display(unsigned int w, unsigned int h, pov_base::GammaCurvePtr g);
virtual ~Display();
virtual void Initialise() = 0;
unsigned int GetWidth();
unsigned int GetHeight();
pov_base::GammaCurvePtr GetGamma();
virtual void DrawPixel(unsigned int x, unsigned int y, const RGBA8& colour) = 0;
virtual void DrawRectangleFrame(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour);
virtual void DrawFilledRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour);
virtual void DrawPixelBlock(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8 *colour);
virtual void Clear();
private:
/// display width
unsigned int width;
/// display height
unsigned int height;
/// display gamma correction factor
pov_base::GammaCurvePtr gamma;
/// not available
Display();
};
}
#endif // POVRAY_FRONTEND_DISPLAY_H
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