135 lines
5 KiB
C++
135 lines
5 KiB
C++
/*******************************************************************************
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* pvdisplay.h
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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/windows/pvdisplay.h $
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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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#ifndef __PVDISPLAY_H__
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#define __PVDISPLAY_H__
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#include <windows.h>
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#include "vfe.h"
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#include "pvengine.h"
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namespace pov_frontend
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{
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using namespace vfe;
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using namespace povwin;
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extern shared_ptr<Display> gDisplay;
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class WinDisplay : public vfeDisplay
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{
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public:
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WinDisplay(unsigned int w, unsigned int h, GammaCurvePtr gamma, vfeSession *session, bool visible) :
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vfeDisplay(w, h, gamma, session, visible), m_Handle (NULL) {};
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virtual ~WinDisplay() {} ;
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virtual bool CreateRenderWindow (void) = 0;
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virtual void Close() = 0;
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virtual void Show() = 0;
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virtual void Hide() = 0;
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virtual bool TakeOver(WinDisplay *display) = 0;
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virtual bool IsVisible() { return (m_Handle != NULL) && (IsWindowVisible (m_Handle)) ; }
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virtual HWND GetHandle() { return m_Handle; }
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virtual void SetCaption(LPCTSTR Caption) { if (m_Handle != NULL) SetWindowText (m_Handle, Caption); }
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virtual void SetRenderState(bool IsRendering) = 0 ;
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protected:
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virtual LRESULT WindowProc (UINT message, WPARAM wParam, LPARAM lParam) = 0;
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HWND m_Handle;
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HWND m_AuxHandle;
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};
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class WinLegacyDisplay : public WinDisplay
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{
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public:
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WinLegacyDisplay(unsigned int w, unsigned int h, GammaCurvePtr gamma, vfeSession *session, bool visible);
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virtual ~WinLegacyDisplay();
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void Initialise();
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void Close();
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void Show();
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void Hide();
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bool TakeOver(WinDisplay *display);
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void DrawPixel(unsigned int x, unsigned int y, const RGBA8& colour);
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void DrawRectangleFrame(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour);
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void DrawFilledRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8& colour);
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void DrawPixelBlock(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, const RGBA8 *colour);
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void Clear();
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void SetRenderState(bool IsRendering);
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bool CreateRenderWindow (void);
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static LRESULT CALLBACK StaticWindowProc (HWND handle, UINT message, WPARAM wParam, LPARAM lParam);
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static HPALETTE CreatePalette (RGBQUAD *rgb, int entries, bool use8bpp);
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BITMAPINFOHEADER& GetBMIH(void) { return m_Bitmap.header; }
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unsigned char *GetBitmapSurface() { return m_BitmapSurface; }
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protected:
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LRESULT WindowProc (UINT message, WPARAM wParam, LPARAM lParam);
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void InvalidatePixelBlock(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2);
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inline void SetPixel (unsigned int x, unsigned int y, uchar colour);
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inline void SetPixel (unsigned int x, unsigned int y, const RGBA8 *colour);
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unsigned char *m_BitmapSurface ;
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BitmapInfo m_Bitmap ;
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static BitmapInfo m_BitmapTemplate ;
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int m_LastY;
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int m_BytesPerLine;
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HBITMAP m_ErrorBitmap ;
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int m_RBand;
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POINT m_RB1;
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POINT m_RB2;
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int m_LastMouseX;
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int m_LastMouseY;
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bool m_Depth8Bit;
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unsigned m_MaxWidth;
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unsigned m_MaxHeight;
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bool m_Rendering;
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bool m_Initialised;
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};
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inline HWND GetRenderwinHandle (void)
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{
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Display *p = gDisplay.get();
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if (p == NULL)
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return 0;
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WinDisplay *wd = dynamic_cast<WinDisplay *>(p) ;
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if (wd == NULL)
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return 0;
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return wd->GetHandle();
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}
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inline WinDisplay *GetRenderWindow (void)
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{
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Display *p = gDisplay.get();
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if (p == NULL)
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return NULL;
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return dynamic_cast<WinDisplay *>(p) ;
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}
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}
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#endif
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