Jason Felds
119 lines
4.0 KiB
C++
119 lines
4.0 KiB
C++
#include "global.h"
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#include "RageTexture.h"
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#include "RageUtil.h"
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#include "RageTextureManager.h"
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#include <cstring>
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RageTexture::RageTexture( RageTextureID name ):
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m_ID(name), m_iRefCount(1), m_bWasUsed(false),
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m_iSourceWidth(0), m_iSourceHeight(0),
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m_iTextureWidth(0), m_iTextureHeight(0),
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m_iImageWidth(0), m_iImageHeight(0),
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m_iFramesWide(1), m_iFramesHigh(1) {}
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RageTexture::~RageTexture()
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{
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}
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void RageTexture::CreateFrameRects()
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{
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GetFrameDimensionsFromFileName( GetID().filename, &m_iFramesWide, &m_iFramesHigh );
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// Fill in the m_FrameRects with the bounds of each frame in the animation.
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m_TextureCoordRects.clear();
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for( int j=0; j<m_iFramesHigh; j++ ) // traverse along Y
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{
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for( int i=0; i<m_iFramesWide; i++ ) // traverse along X (important that this is the inner loop)
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{
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RectF frect( (i+0)/(float)m_iFramesWide*m_iImageWidth /(float)m_iTextureWidth, // these will all be between 0.0 and 1.0
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(j+0)/(float)m_iFramesHigh*m_iImageHeight/(float)m_iTextureHeight,
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(i+1)/(float)m_iFramesWide*m_iImageWidth /(float)m_iTextureWidth,
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(j+1)/(float)m_iFramesHigh*m_iImageHeight/(float)m_iTextureHeight );
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m_TextureCoordRects.push_back( frect ); // the index of this array element will be (i + j*m_iFramesWide)
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//LOG->Trace( "Adding frect%d %f %f %f %f", (i + j*m_iFramesWide), frect.left, frect.top, frect.right, frect.bottom );
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}
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}
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}
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void RageTexture::GetFrameDimensionsFromFileName( RString sPath, int* piFramesWide, int* piFramesHigh )
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{
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static Regex match( " ([0-9]+)x([0-9]+)([\\. ]|$)" );
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vector<RString> asMatch;
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if( !match.Compare(sPath, asMatch) )
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{
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*piFramesWide = *piFramesHigh = 1;
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return;
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}
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*piFramesWide = atoi(asMatch[0]);
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*piFramesHigh = atoi(asMatch[1]);
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}
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const RectF *RageTexture::GetTextureCoordRect( int iFrameNo ) const
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{
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return &m_TextureCoordRects[iFrameNo];
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}
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// lua start
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#include "LuaBinding.h"
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/** @brief Allow Lua to have access to the RageTexture. */
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class LunaRageTexture: public Luna<RageTexture>
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{
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public:
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static int position( T* p, lua_State *L ) { p->SetPosition( FArg(1) ); return 0; }
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static int loop( T* p, lua_State *L ) { p->SetLooping( BIArg(1) ); return 0; }
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static int rate( T* p, lua_State *L ) { p->SetPlaybackRate( FArg(1) ); return 0; }
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static int GetTextureCoordRect( T* p, lua_State *L )
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{
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const RectF *pRect = p->GetTextureCoordRect( IArg(1) );
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lua_pushnumber( L, pRect->left );
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lua_pushnumber( L, pRect->top );
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lua_pushnumber( L, pRect->right );
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lua_pushnumber( L, pRect->bottom );
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return 4;
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}
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LunaRageTexture()
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{
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ADD_METHOD( position );
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ADD_METHOD( loop );
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ADD_METHOD( rate );
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ADD_METHOD( GetTextureCoordRect );
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}
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};
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LUA_REGISTER_CLASS( RageTexture )
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// lua end
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/*
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* Copyright (c) 2001-2004 Chris Danford
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, and/or sell copies of the Software, and to permit persons to
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* whom the Software is furnished to do so, provided that the above
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* copyright notice(s) and this permission notice appear in all copies of
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* the Software and that both the above copyright notice(s) and this
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* permission notice appear in supporting documentation.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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