113 lines
3.2 KiB
C++
113 lines
3.2 KiB
C++
/*******************************************************************************
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* display.cpp
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*
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* ---------------------------------------------------------------------------
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* Persistence of Vision Ray Tracer ('POV-Ray') version 3.7.
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* Copyright 1991-2013 Persistence of Vision Raytracer Pty. Ltd.
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*
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* POV-Ray is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* POV-Ray is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ---------------------------------------------------------------------------
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* POV-Ray is based on the popular DKB raytracer version 2.12.
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* DKBTrace was originally written by David K. Buck.
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* DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
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* ---------------------------------------------------------------------------
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* $File: //depot/public/povray/3.x/source/frontend/display.cpp $
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* $Revision: #1 $
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* $Change: 6069 $
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* $DateTime: 2013/11/06 11:59:40 $
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* $Author: chrisc $
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*******************************************************************************/
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// configbase.h must always be the first POV file included within base *.cpp files
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#include "base/configbase.h"
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#include "base/types.h"
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#include "frontend/configfrontend.h"
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#include "frontend/display.h"
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// this must be the last file included
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#include "base/povdebug.h"
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namespace pov_frontend
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{
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Display::Display(unsigned int w, unsigned int h, pov_base::GammaCurvePtr g) :
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width(w),
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height(h),
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gamma(g)
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{
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// nothing to do
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}
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Display::~Display()
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{
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// nothing to do
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}
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unsigned int Display::GetWidth()
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{
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return width;
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}
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unsigned int Display::GetHeight()
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{
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return height;
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}
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pov_base::GammaCurvePtr Display::GetGamma()
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{
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return pov_base::GammaCurvePtr(gamma);
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}
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void Display::DrawRectangleFrame(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour)
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{
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for(unsigned int x = x1; x <= x2; x++)
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{
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DrawPixel(x, y1, colour);
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DrawPixel(x, y2, colour);
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}
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for(unsigned int y = y1; y <= y2; y++)
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{
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DrawPixel(x1, y, colour);
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DrawPixel(x2, y, colour);
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}
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}
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void Display::DrawFilledRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour)
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{
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for(unsigned int y = y1; y <= y2; y++)
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for(unsigned int x = x1; x <= x2; x++)
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DrawPixel(x, y, colour);
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}
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void Display::DrawPixelBlock(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8 *colour)
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{
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for(unsigned int y = y1, i = 0; y <= y2; y++)
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for(unsigned int x = x1; x <= x2; x++, i++)
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DrawPixel(x, y, colour[i]);
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}
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void Display::Clear()
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{
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RGBA8 colour;
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colour.red = colour.green = colour.blue = colour.alpha = 0;
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for(unsigned int y = 0; y < GetHeight(); y++)
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for(unsigned int x = 0; x < GetWidth(); x++)
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DrawPixel(x, y, colour);
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}
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}
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