76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
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/*****************************************************************************\
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FILE: texture.h
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DESCRIPTION:
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Manage a texture for several instance for each monitor. Also manage keeping the
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ratio correct when it's not square when loaded.
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BryanSt 2/9/2000
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Copyright (C) Microsoft Corp 2000-2001. All rights reserved.
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\*****************************************************************************/
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#ifndef TEXTURE_H
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#define TEXTURE_H
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#include "util.h"
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#include "main.h"
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#include "config.h"
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extern int g_nTotalTexturesLoaded;
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extern int g_nTexturesRenderedInThisFrame;
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class CTexture : public IUnknown
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{
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public:
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//////////////////////////////////////////////////////
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// Public Interfaces
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//////////////////////////////////////////////////////
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// *** IUnknown ***
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virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
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virtual STDMETHODIMP_(ULONG) AddRef(void);
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virtual STDMETHODIMP_(ULONG) Release(void);
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// Member Functions
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IDirect3DTexture8 * GetTexture(float * pfScale = NULL);
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DWORD GetTextureWidth(void) {GetTexture(); return m_dxImageInfo.Width;}
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DWORD GetTextureHeight(void) {GetTexture(); return m_dxImageInfo.Height;}
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float GetScale(void) {GetTexture(); return m_fScale;}
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float GetSurfaceRatio(void) {GetTexture(); return 1.0f; /*(((float) m_dxImageInfo.Height) / ((float) m_dxImageInfo.Width));*/}
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BOOL IsLoadedInAnyDevice(void);
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BOOL IsLoadedForThisDevice(void);
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CTexture(CMSLogoDXScreenSaver * pMain, LPCTSTR pszPath, LPVOID pvBits, DWORD cbSize);
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CTexture(CMSLogoDXScreenSaver * pMain, LPCTSTR pszPath, LPCTSTR pszResource, float fScale);
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LPTSTR m_pszPath;
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private:
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// Helper Functions
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void _Init(CMSLogoDXScreenSaver * pMain);
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HRESULT _GetPictureInfo(HRESULT hr, LPTSTR pszString, DWORD cchSize);
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BOOL _DoesImageNeedClipping(int * pnNewWidth, int * pnNewHeight);
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virtual ~CTexture();
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// Private Member Variables
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long m_cRef;
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// Member Variables
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IDirect3DTexture8 * m_pTexture[10];
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LPTSTR m_pszResource;
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LPVOID m_pvBits; // The background thread will load the image into these bits. The forground thread needs to create the interface.
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DWORD m_cbSize; // The number of bytes in pvBits
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float m_fScale; // The scale value.
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D3DXIMAGE_INFO m_dxImageInfo;
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CMSLogoDXScreenSaver * m_pMain; // Weak reference
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};
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#endif // TEXTURE_H
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