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66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
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#ifndef __GL_LIGHTDATA
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#define __GL_LIGHTDATA
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#include "v_palette.h"
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#include "r_data/renderstyle.h"
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#include "gl/renderer/gl_colormap.h"
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bool gl_BrightmapsActive();
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bool gl_GlowActive();
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inline int gl_ClampLight(int lightlevel)
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{
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return clamp(lightlevel, 0, 255);
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}
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void gl_GetRenderStyle(FRenderStyle style, bool drawopaque, bool allowcolorblending,
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int *tm, int *sb, int *db, int *be);
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void gl_SetFogParams(int _fogdensity, PalEntry _outsidefogcolor, int _outsidefogdensity, int _skyfog);
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int gl_CalcLightLevel(int lightlevel, int rellight, bool weapon);
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PalEntry gl_CalcLightColor(int light, PalEntry pe, int blendfactor, bool force = false);
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void gl_GetLightColor(int lightlevel, int rellight, const FColormap * cm, float * pred, float * pgreen, float * pblue, bool weapon=false);
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void gl_SetColor(int light, int rellight, const FColormap * cm, float alpha, PalEntry ThingColor = 0xffffff, bool weapon=false);
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void gl_SetColor(int light, int rellight, const FColormap * cm, float *red, float *green, float *blue, PalEntry ThingColor=0xffffff, bool weapon=false);
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float gl_GetFogDensity(int lightlevel, PalEntry fogcolor);
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struct sector_t;
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bool gl_CheckFog(FColormap *cm, int lightlevel);
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bool gl_CheckFog(sector_t *frontsector, sector_t *backsector);
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void gl_SetFog(int lightlevel, int rellight, const FColormap *cm, bool isadditive);
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inline bool gl_isBlack(PalEntry color)
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{
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return color.r + color.g + color.b == 0;
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}
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inline bool gl_isWhite(PalEntry color)
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{
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return color.r + color.g + color.b == 3*0xff;
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}
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extern DWORD gl_fixedcolormap;
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inline bool gl_isFullbright(PalEntry color, int lightlevel)
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{
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return gl_fixedcolormap || (gl_isWhite(color) && lightlevel==255);
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}
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__forceinline void gl_Desaturate(int gray, int ired, int igreen, int iblue, BYTE & red, BYTE & green, BYTE & blue, int fac)
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{
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red = (ired*(31-fac) + gray*fac)/31;
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green = (igreen*(31-fac) + gray*fac)/31;
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blue = (iblue*(31-fac) + gray*fac)/31;
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}
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void gl_ModifyColor(BYTE & red, BYTE & green, BYTE & blue, int cm);
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void gl_DeleteAllAttachedLights();
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void gl_RecreateAllAttachedLights();
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extern int fogdensity;
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extern int outsidefogdensity;
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extern int skyfog;
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#endif
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