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https://github.com/id-Software/DOOM-3-BFG.git
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90 lines
3.3 KiB
C
90 lines
3.3 KiB
C
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/*
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===========================================================================
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Doom 3 BFG Edition GPL Source Code
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Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
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Doom 3 BFG Edition 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 BFG Edition 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 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 BFG Edition 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 BFG Edition 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 __SWF_SHAPEPARSER_H__
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#define __SWF_SHAPEPARSER_H__
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/*
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================================================
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This class handles parsing and triangulating a shape
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================================================
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*/
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class idSWFShapeParser {
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public:
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idSWFShapeParser() { }
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void Parse( idSWFBitStream & bitstream, idSWFShape & shape, int recordType );
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void ParseMorph( idSWFBitStream & bitstream, idSWFShape & shape );
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void ParseFont( idSWFBitStream & bitstream, idSWFFontGlyph & shape );
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private:
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bool extendedCount;
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bool rgba;
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bool morph;
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bool lineStyle2;
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struct swfSPEdge_t {
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uint16 v0;
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uint16 v1;
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uint16 cp; // control point if this is a curve, 0xFFFF otherwise
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};
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struct swfSPMorphEdge_t {
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swfSPEdge_t start;
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swfSPEdge_t end;
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};
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struct swfSPLineLoop_t {
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bool hole;
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idList< uint16, TAG_SWF > vindex1;
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idList< uint16, TAG_SWF > vindex2;
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};
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struct swfSPDrawFill_t {
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swfFillStyle_t style;
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idList< swfSPMorphEdge_t, TAG_SWF > edges;
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idList< swfSPLineLoop_t, TAG_SWF > loops;
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};
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struct swfSPDrawLine_t {
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swfLineStyle_t style;
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idList< swfSPMorphEdge_t, TAG_SWF > edges;
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};
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idList< idVec2, TAG_SWF > verts;
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idList< swfSPDrawFill_t, TAG_SWF > fillDraws;
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idList< swfSPDrawLine_t, TAG_SWF > lineDraws;
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private:
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void ParseShapes( idSWFBitStream & bitstream1, idSWFBitStream * bitstream2, bool swap );
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void ReadFillStyle( idSWFBitStream & bitstream );
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void ParseEdge( idSWFBitStream & bitstream, int32 & penX, int32 & penY, swfSPEdge_t & edge );
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void MakeLoops();
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void TriangulateSoup( idSWFShape & shape );
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void TriangulateSoup( idSWFFontGlyph & shape );
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int FindEarVert( const swfSPLineLoop_t & loop );
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void AddUniqueVert( idSWFShapeDrawFill & drawFill, const idVec2 & start, const idVec2 & end );
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};
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#endif // !__SWF_SHAPEPARSER_H__
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