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107 lines
3.7 KiB
C++
107 lines
3.7 KiB
C++
/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code").
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Doom 3 Source Code is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Doom 3 Source Code 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#ifndef __DRAWVERT_H__
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#define __DRAWVERT_H__
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/*
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===============================================================================
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Draw Vertex.
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===============================================================================
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*/
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class idDrawVert {
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public:
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idVec3 xyz;
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idVec2 st;
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idVec3 normal;
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idVec3 tangents[2];
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byte color[4];
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#if 0 // was MACOS_X see comments concerning DRAWVERT_PADDED in Simd_Altivec.h
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float padding;
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#endif
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float operator[]( const int index ) const;
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float & operator[]( const int index );
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void Clear( void );
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void Lerp( const idDrawVert &a, const idDrawVert &b, const float f );
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void LerpAll( const idDrawVert &a, const idDrawVert &b, const float f );
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void Normalize( void );
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void SetColor( dword color );
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dword GetColor( void ) const;
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};
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ID_INLINE float idDrawVert::operator[]( const int index ) const {
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assert( index >= 0 && index < 5 );
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return ((float *)(&xyz))[index];
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}
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ID_INLINE float &idDrawVert::operator[]( const int index ) {
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assert( index >= 0 && index < 5 );
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return ((float *)(&xyz))[index];
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}
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ID_INLINE void idDrawVert::Clear( void ) {
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xyz.Zero();
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st.Zero();
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normal.Zero();
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tangents[0].Zero();
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tangents[1].Zero();
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color[0] = color[1] = color[2] = color[3] = 0;
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}
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ID_INLINE void idDrawVert::Lerp( const idDrawVert &a, const idDrawVert &b, const float f ) {
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xyz = a.xyz + f * ( b.xyz - a.xyz );
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st = a.st + f * ( b.st - a.st );
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}
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ID_INLINE void idDrawVert::LerpAll( const idDrawVert &a, const idDrawVert &b, const float f ) {
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xyz = a.xyz + f * ( b.xyz - a.xyz );
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st = a.st + f * ( b.st - a.st );
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normal = a.normal + f * ( b.normal - a.normal );
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tangents[0] = a.tangents[0] + f * ( b.tangents[0] - a.tangents[0] );
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tangents[1] = a.tangents[1] + f * ( b.tangents[1] - a.tangents[1] );
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color[0] = (byte)( a.color[0] + f * ( b.color[0] - a.color[0] ) );
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color[1] = (byte)( a.color[1] + f * ( b.color[1] - a.color[1] ) );
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color[2] = (byte)( a.color[2] + f * ( b.color[2] - a.color[2] ) );
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color[3] = (byte)( a.color[3] + f * ( b.color[3] - a.color[3] ) );
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}
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ID_INLINE void idDrawVert::SetColor( dword color ) {
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*reinterpret_cast<dword *>(this->color) = color;
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}
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ID_INLINE dword idDrawVert::GetColor( void ) const {
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return *reinterpret_cast<const dword *>(this->color);
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}
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#endif /* !__DRAWVERT_H__ */
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