diff options
Diffstat (limited to 'src/old/d3dmath.h')
-rw-r--r-- | src/old/d3dmath.h | 214 |
1 files changed, 107 insertions, 107 deletions
diff --git a/src/old/d3dmath.h b/src/old/d3dmath.h index 5d95290..6e98e18 100644 --- a/src/old/d3dmath.h +++ b/src/old/d3dmath.h @@ -1,107 +1,107 @@ -// * This file is part of the COLOBOT source code
-// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
-// *
-// * This program is free software: you can redistribute it and/or modify
-// * it under the terms of the GNU General Public License as published by
-// * the Free Software Foundation, either version 3 of the License, or
-// * (at your option) any later version.
-// *
-// * This program 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 General Public License for more details.
-// *
-// * You should have received a copy of the GNU General Public License
-// * along with this program. If not, see http://www.gnu.org/licenses/.
-
-//-----------------------------------------------------------------------------
-// File: D3DMath.h
-//
-// Desc: Math functions and shortcuts for Direct3D programming.
-//
-// Copyright (c) 1997-1999 Microsoft Corporation. All rights reserved
-//-----------------------------------------------------------------------------
-
-#pragma once
-
-#include <ddraw.h>
-#include <d3d.h>
-
-
-//-----------------------------------------------------------------------------
-// Useful Math constants
-//-----------------------------------------------------------------------------
-const FLOAT g_PI = 3.14159265358979323846f; // Pi
-const FLOAT g_2_PI = 6.28318530717958623200f; // 2 * Pi
-const FLOAT g_PI_DIV_2 = 1.57079632679489655800f; // Pi / 2
-const FLOAT g_PI_DIV_4 = 0.78539816339744827900f; // Pi / 4
-const FLOAT g_INV_PI = 0.31830988618379069122f; // 1 / Pi
-const FLOAT g_DEGTORAD = 0.01745329251994329547f; // Degrees to Radians
-const FLOAT g_RADTODEG = 57.29577951308232286465f; // Radians to Degrees
-const FLOAT g_HUGE = 1.0e+38f; // Huge number for FLOAT
-const FLOAT g_EPSILON = 1.0e-5f; // Tolerance for FLOATs
-
-
-
-
-//-----------------------------------------------------------------------------
-// Fuzzy compares (within tolerance)
-//-----------------------------------------------------------------------------
-//>>> func.h IsZero()
-inline bool D3DMath_IsZero( FLOAT a, FLOAT fTol = g_EPSILON )
-{ return ( a <= 0.0f ) ? ( a >= -fTol ) : ( a <= fTol ); }
-
-
-
-
-//-----------------------------------------------------------------------------
-// Matrix functions
-//-----------------------------------------------------------------------------
-//>>> matrix.h MultiplyMatrices()
-VOID D3DMath_MatrixMultiply( D3DMATRIX& q, D3DMATRIX& a, D3DMATRIX& b );
-//>>> matrix.h Matrix::Invert()
-HRESULT D3DMath_MatrixInvert( D3DMATRIX& q, D3DMATRIX& a );
-
-
-
-
-//-----------------------------------------------------------------------------
-// Vector functions
-//-----------------------------------------------------------------------------
-
-//>>> matrix.h MatrixVectorMultiply()
-HRESULT D3DMath_VectorMatrixMultiply( D3DVECTOR& vDest, D3DVECTOR& vSrc,
- D3DMATRIX& mat);
-// TODO
-HRESULT D3DMath_VertexMatrixMultiply( D3DVERTEX& vDest, D3DVERTEX& vSrc,
- D3DMATRIX& mat );
-
-
-
-
-//-----------------------------------------------------------------------------
-// Quaternion functions
-//-----------------------------------------------------------------------------
-
-// UNUSED
-
-
-VOID D3DMath_QuaternionFromRotation( FLOAT& x, FLOAT& y, FLOAT& z, FLOAT& w,
- D3DVECTOR& v, FLOAT fTheta );
-VOID D3DMath_RotationFromQuaternion( D3DVECTOR& v, FLOAT& fTheta,
- FLOAT x, FLOAT y, FLOAT z, FLOAT w );
-VOID D3DMath_QuaternionFromAngles( FLOAT& x, FLOAT& y, FLOAT& z, FLOAT& w,
- FLOAT fYaw, FLOAT fPitch, FLOAT fRoll );
-VOID D3DMath_MatrixFromQuaternion( D3DMATRIX& mat, FLOAT x, FLOAT y, FLOAT z,
- FLOAT w );
-VOID D3DMath_QuaternionFromMatrix( FLOAT &x, FLOAT &y, FLOAT &z, FLOAT &w,
- D3DMATRIX& mat );
-VOID D3DMath_QuaternionMultiply( FLOAT& Qx, FLOAT& Qy, FLOAT& Qz, FLOAT& Qw,
- FLOAT Ax, FLOAT Ay, FLOAT Az, FLOAT Aw,
- FLOAT Bx, FLOAT By, FLOAT Bz, FLOAT Bw );
-VOID D3DMath_QuaternionSlerp( FLOAT& Qx, FLOAT& Qy, FLOAT& Qz, FLOAT& Qw,
- FLOAT Ax, FLOAT Ay, FLOAT Az, FLOAT Aw,
- FLOAT Bx, FLOAT By, FLOAT Bz, FLOAT Bw,
- FLOAT fAlpha );
-
-
+// * This file is part of the COLOBOT source code +// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch +// * +// * This program is free software: you can redistribute it and/or modify +// * it under the terms of the GNU General Public License as published by +// * the Free Software Foundation, either version 3 of the License, or +// * (at your option) any later version. +// * +// * This program 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 General Public License for more details. +// * +// * You should have received a copy of the GNU General Public License +// * along with this program. If not, see http://www.gnu.org/licenses/. + +//----------------------------------------------------------------------------- +// File: D3DMath.h +// +// Desc: Math functions and shortcuts for Direct3D programming. +// +// Copyright (c) 1997-1999 Microsoft Corporation. All rights reserved +//----------------------------------------------------------------------------- + +#pragma once + +#include <ddraw.h> +#include <d3d.h> + + +//----------------------------------------------------------------------------- +// Useful Math constants +//----------------------------------------------------------------------------- +const FLOAT g_PI = 3.14159265358979323846f; // Pi +const FLOAT g_2_PI = 6.28318530717958623200f; // 2 * Pi +const FLOAT g_PI_DIV_2 = 1.57079632679489655800f; // Pi / 2 +const FLOAT g_PI_DIV_4 = 0.78539816339744827900f; // Pi / 4 +const FLOAT g_INV_PI = 0.31830988618379069122f; // 1 / Pi +const FLOAT g_DEGTORAD = 0.01745329251994329547f; // Degrees to Radians +const FLOAT g_RADTODEG = 57.29577951308232286465f; // Radians to Degrees +const FLOAT g_HUGE = 1.0e+38f; // Huge number for FLOAT +const FLOAT g_EPSILON = 1.0e-5f; // Tolerance for FLOATs + + + + +//----------------------------------------------------------------------------- +// Fuzzy compares (within tolerance) +//----------------------------------------------------------------------------- +//>>> func.h IsZero() +inline bool D3DMath_IsZero( FLOAT a, FLOAT fTol = g_EPSILON ) +{ return ( a <= 0.0f ) ? ( a >= -fTol ) : ( a <= fTol ); } + + + + +//----------------------------------------------------------------------------- +// Matrix functions +//----------------------------------------------------------------------------- +//>>> matrix.h MultiplyMatrices() +VOID D3DMath_MatrixMultiply( D3DMATRIX& q, D3DMATRIX& a, D3DMATRIX& b ); +//>>> matrix.h Matrix::Invert() +HRESULT D3DMath_MatrixInvert( D3DMATRIX& q, D3DMATRIX& a ); + + + + +//----------------------------------------------------------------------------- +// Vector functions +//----------------------------------------------------------------------------- + +//>>> matrix.h MatrixVectorMultiply() +HRESULT D3DMath_VectorMatrixMultiply( D3DVECTOR& vDest, D3DVECTOR& vSrc, + D3DMATRIX& mat); +// TODO +HRESULT D3DMath_VertexMatrixMultiply( D3DVERTEX& vDest, D3DVERTEX& vSrc, + D3DMATRIX& mat ); + + + + +//----------------------------------------------------------------------------- +// Quaternion functions +//----------------------------------------------------------------------------- + +// UNUSED + + +VOID D3DMath_QuaternionFromRotation( FLOAT& x, FLOAT& y, FLOAT& z, FLOAT& w, + D3DVECTOR& v, FLOAT fTheta ); +VOID D3DMath_RotationFromQuaternion( D3DVECTOR& v, FLOAT& fTheta, + FLOAT x, FLOAT y, FLOAT z, FLOAT w ); +VOID D3DMath_QuaternionFromAngles( FLOAT& x, FLOAT& y, FLOAT& z, FLOAT& w, + FLOAT fYaw, FLOAT fPitch, FLOAT fRoll ); +VOID D3DMath_MatrixFromQuaternion( D3DMATRIX& mat, FLOAT x, FLOAT y, FLOAT z, + FLOAT w ); +VOID D3DMath_QuaternionFromMatrix( FLOAT &x, FLOAT &y, FLOAT &z, FLOAT &w, + D3DMATRIX& mat ); +VOID D3DMath_QuaternionMultiply( FLOAT& Qx, FLOAT& Qy, FLOAT& Qz, FLOAT& Qw, + FLOAT Ax, FLOAT Ay, FLOAT Az, FLOAT Aw, + FLOAT Bx, FLOAT By, FLOAT Bz, FLOAT Bw ); +VOID D3DMath_QuaternionSlerp( FLOAT& Qx, FLOAT& Qy, FLOAT& Qz, FLOAT& Qw, + FLOAT Ax, FLOAT Ay, FLOAT Az, FLOAT Aw, + FLOAT Bx, FLOAT By, FLOAT Bz, FLOAT Bw, + FLOAT fAlpha ); + + |