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/*******************************************************************************
* display.cpp
*
* ---------------------------------------------------------------------------
* 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.cpp $
* $Revision: #1 $
* $Change: 6069 $
* $DateTime: 2013/11/06 11:59:40 $
* $Author: chrisc $
*******************************************************************************/
// configbase.h must always be the first POV file included within base *.cpp files
#include "base/configbase.h"
#include "base/types.h"
#include "frontend/configfrontend.h"
#include "frontend/display.h"
// this must be the last file included
#include "base/povdebug.h"
namespace pov_frontend
{
Display::Display(unsigned int w, unsigned int h, pov_base::GammaCurvePtr g) :
width(w),
height(h),
gamma(g)
{
// nothing to do
}
Display::~Display()
{
// nothing to do
}
unsigned int Display::GetWidth()
{
return width;
}
unsigned int Display::GetHeight()
{
return height;
}
pov_base::GammaCurvePtr Display::GetGamma()
{
return pov_base::GammaCurvePtr(gamma);
}
void Display::DrawRectangleFrame(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour)
{
for(unsigned int x = x1; x <= x2; x++)
{
DrawPixel(x, y1, colour);
DrawPixel(x, y2, colour);
}
for(unsigned int y = y1; y <= y2; y++)
{
DrawPixel(x1, y, colour);
DrawPixel(x2, y, colour);
}
}
void Display::DrawFilledRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour)
{
for(unsigned int y = y1; y <= y2; y++)
for(unsigned int x = x1; x <= x2; x++)
DrawPixel(x, y, colour);
}
void Display::DrawPixelBlock(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8 *colour)
{
for(unsigned int y = y1, i = 0; y <= y2; y++)
for(unsigned int x = x1; x <= x2; x++, i++)
DrawPixel(x, y, colour[i]);
}
void Display::Clear()
{
RGBA8 colour;
colour.red = colour.green = colour.blue = colour.alpha = 0;
for(unsigned int y = 0; y < GetHeight(); y++)
for(unsigned int x = 0; x < GetWidth(); x++)
DrawPixel(x, y, colour);
}
}
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