86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program 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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef NL_CALC_LM_PLANE_H
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#define NL_CALC_LM_PLANE_H
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// msk : this is the mask it has a size of w*h
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// col : is all color planes continuous it has a size of w*h*nNbLayerUsed
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// -------------------------------------------------------------------------------------------
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struct SLMPlane
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{
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sint32 x, y; // Pos in lightmap
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uint32 w, h; // Size
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vector<uint8> msk; // 0 - No pixel
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// 1 - Pixel must be calculated
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// 2 - Pixel is interior and is calculated
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// 3 - Pixel is exterior in this plane but interior in another of the same smooth group
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// 4 - Pixel is exterior and is extrapolated
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vector<CRGBAF> col; // 32 bits value for each pixel of each layer.The layers are contiguous. (0.0f -> 1.0f)
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vector<uint8> ray; // Raytrace composante
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// 0 - Ray passed
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// 1 - 254 - Ray blocked for one or more light
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// 255 - Ray passed through spot
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uint32 nNbLayerUsed;
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vector<CMesh::CFace*> faces;
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// -----------------------------------------------------------------------
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// Interface
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// -----------------------------------------------------------------------
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SLMPlane ();
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void newLayer ();
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bool isAllBlack (uint8 nLayerNb);
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void copyColToBitmap8x2 (CBitmap* pImage, uint32 nLayerNb, CRGBAF refAmbient, CRGBAF refDiffuse);
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void copyColToBitmap32 (CBitmap* pImage, uint32 nLayerNb);
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void putIn (SLMPlane &Dst, bool bMaskOnly = false);
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bool testIn (SLMPlane &Dst);
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bool tryAllPosToPutIn (SLMPlane &Dst);
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void resize (uint32 nNewSizeX, uint32 nNewSizeY);
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void stretch (double osFactor);
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void createFromPlane (SLMPlane &Src);
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void copyFirstLayerTo (SLMPlane &Dst, uint8 nDstLayer);
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void contourDetect ();
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void andRayWidthMask ();
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void createFromFace (CMesh::CFace *pF);
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void createFromFaceGroup (vector<CMesh::CFace*>::iterator ItFace, uint32 nNbFace);
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CRGBAF getAverageColor (uint8 nLayerNb);
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bool isSameColorAs (uint8 nLayerNb, CRGBAF color, float precision);
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// -----------------------------------------------------------------------
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// Implementation
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// -----------------------------------------------------------------------
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bool isInTriangleOrEdge(double x, double y, double xt1, double yt1,
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double xt2, double yt2, double xt3, double yt3);
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bool segmentIntersection( double x1, double y1, double x2, double y2,
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double x3, double y3, double x4, double y4);
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};
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#endif // NL_CALC_LM_PLANE_H
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/* End of calc_lm_plane.h */
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