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96 lines
3.6 KiB
C
96 lines
3.6 KiB
C
//-----------------------------------------------------------------------------
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// File: D3DUtil.h
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//
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// Desc: Helper functions and typing shortcuts for Direct3D programming
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//
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// Copyright (c) Microsoft Corporation. All rights reserved
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//-----------------------------------------------------------------------------
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#pragma once
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#ifndef D3DUTIL_H
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#define D3DUTIL_H
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#include <ddraw.h>
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#include <d3d.h>
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//-----------------------------------------------------------------------------
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// Miscellaneous helper functions
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//-----------------------------------------------------------------------------
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const TCHAR* D3DUtil_GetDXSDKMediaPath();
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#define SAFE_DELETE(p) { if(p) { delete (p); (p)=NULL; } }
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#define SAFE_RELEASE(p) { if(p) { (p)->Release(); (p)=NULL; } }
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//-----------------------------------------------------------------------------
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// Short cut functions for creating and using DirectX structures
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//-----------------------------------------------------------------------------
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VOID D3DUtil_InitDeviceDesc( D3DDEVICEDESC7& ddDevDesc );
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VOID D3DUtil_InitSurfaceDesc( DDSURFACEDESC2& ddsd, DWORD dwFlags=0,
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DWORD dwCaps=0 );
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VOID D3DUtil_InitMaterial( D3DMATERIAL7& mtrl, FLOAT r=0.0f, FLOAT g=0.0f,
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FLOAT b=0.0f, FLOAT a=1.0f );
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VOID D3DUtil_InitLight( D3DLIGHT7& light, D3DLIGHTTYPE ltType,
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FLOAT x=0.0f, FLOAT y=0.0f, FLOAT z=0.0f );
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//-----------------------------------------------------------------------------
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// D3D Matrix functions. For performance reasons, some functions are inline.
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//-----------------------------------------------------------------------------
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HRESULT D3DUtil_SetViewMatrix( D3DMATRIX& mat, D3DVECTOR& vFrom,
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D3DVECTOR& vAt, D3DVECTOR& vUp );
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HRESULT D3DUtil_SetProjectionMatrix( D3DMATRIX& mat, FLOAT fFOV = 1.570795f,
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FLOAT fAspect = 1.0f,
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FLOAT fNearPlane = 1.0f,
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FLOAT fFarPlane = 1000.0f );
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inline VOID D3DUtil_SetIdentityMatrix( D3DMATRIX& m )
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{
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m._12 = m._13 = m._14 = m._21 = m._23 = m._24 = 0.0f;
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m._31 = m._32 = m._34 = m._41 = m._42 = m._43 = 0.0f;
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m._11 = m._22 = m._33 = m._44 = 1.0f;
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}
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inline VOID D3DUtil_SetTranslateMatrix( D3DMATRIX& m, FLOAT tx, FLOAT ty,
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FLOAT tz )
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{ D3DUtil_SetIdentityMatrix( m ); m._41 = tx; m._42 = ty; m._43 = tz; }
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inline VOID D3DUtil_SetTranslateMatrix( D3DMATRIX& m, D3DVECTOR& v )
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{ D3DUtil_SetTranslateMatrix( m, v.x, v.y, v.z ); }
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inline VOID D3DUtil_SetScaleMatrix( D3DMATRIX& m, FLOAT sx, FLOAT sy,
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FLOAT sz )
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{ D3DUtil_SetIdentityMatrix( m ); m._11 = sx; m._22 = sy; m._33 = sz; }
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inline VOID SetScaleMatrix( D3DMATRIX& m, D3DVECTOR& v )
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{ D3DUtil_SetScaleMatrix( m, v.x, v.y, v.z ); }
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VOID D3DUtil_SetRotateXMatrix( D3DMATRIX& mat, FLOAT fRads );
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VOID D3DUtil_SetRotateYMatrix( D3DMATRIX& mat, FLOAT fRads );
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VOID D3DUtil_SetRotateZMatrix( D3DMATRIX& mat, FLOAT fRads );
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VOID D3DUtil_SetRotationMatrix( D3DMATRIX& mat, D3DVECTOR& vDir, FLOAT fRads );
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//-----------------------------------------------------------------------------
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// Debug printing support
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//-----------------------------------------------------------------------------
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HRESULT _DbgOut( CHAR*, DWORD, HRESULT, TCHAR* );
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#if defined(DEBUG) | defined(_DEBUG)
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#define DEBUG_MSG(str) _DbgOut( __FILE__, (DWORD)__LINE__, 0, str )
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#define DEBUG_ERR(hr,str) _DbgOut( __FILE__, (DWORD)__LINE__, hr, str )
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#else
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#define DEBUG_MSG(str) (0L)
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#define DEBUG_ERR(hr,str) (hr)
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#endif
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#endif // D3DUTIL_H
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