gzdoom-gles/src/r_data/colormaps.h
2016-12-28 21:16:14 -05:00

100 lines
2.2 KiB
C

#ifndef __RES_CMAP_H
#define __RES_CMAP_H
struct FSWColormap;
void R_InitColormaps ();
void R_DeinitColormaps ();
DWORD R_ColormapNumForName(const char *name); // killough 4/4/98
void R_SetDefaultColormap (const char *name); // [RH] change normal fadetable
DWORD R_BlendForColormap (DWORD map); // [RH] return calculated blend for a colormap
extern FSWColormap realcolormaps; // [RH] make the colormaps externally visible
extern size_t numfakecmaps;
struct FSWColormap
{
BYTE *Maps = nullptr;
PalEntry Color = 0xffffffff;
PalEntry Fade = 0xff000000;
int Desaturate = 0;
};
struct FDynamicColormap : FSWColormap
{
void ChangeFade (PalEntry fadecolor);
void ChangeColor (PalEntry lightcolor, int desaturate);
void ChangeColorFade (PalEntry lightcolor, PalEntry fadecolor);
void ChangeFogDensity(int newdensity);
void BuildLights ();
static void RebuildAllLights();
FDynamicColormap *Next;
};
// For hardware-accelerated weapon sprites in colored sectors
struct FColormapStyle
{
PalEntry Color;
PalEntry Fade;
int Desaturate;
float FadeLevel;
};
enum
{
NOFIXEDCOLORMAP = -1,
INVERSECOLORMAP, // the inverse map is used explicitly in a few places.
};
struct FSpecialColormap : FSWColormap
{
FSpecialColormap()
{
Maps = Colormap;
}
float ColorizeStart[3];
float ColorizeEnd[3];
BYTE Colormap[256];
PalEntry GrayscaleToColor[256];
};
extern TArray<FSpecialColormap> SpecialColormaps;
// some utility functions to store special colormaps in powerup blends
#define SPECIALCOLORMAP_MASK 0x00b60000
inline uint32 MakeSpecialColormap(int index)
{
assert(index >= 0 && index < 65536);
return index | SPECIALCOLORMAP_MASK;
}
inline bool IsSpecialColormap(uint32 map)
{
return (map & 0xFFFF0000) == SPECIALCOLORMAP_MASK;
}
inline int GetSpecialColormap(int blend)
{
return IsSpecialColormap(blend) ? blend & 0xFFFF : NOFIXEDCOLORMAP;
}
int AddSpecialColormap(float r1, float g1, float b1, float r2, float g2, float b2);
extern BYTE DesaturateColormap[31][256];
extern "C"
{
extern FDynamicColormap NormalLight;
extern FDynamicColormap FullNormalLight;
}
extern bool NormalLightHasFixedLights;
FDynamicColormap *GetSpecialLights (PalEntry lightcolor, PalEntry fadecolor, int desaturate);
#endif