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Merge branch 'shadows-gammaless' into 'master'

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Shadows Gammaless

See merge request KartKrew/Kart!775
This commit is contained in:
Oni 2022-11-27 04:10:05 +00:00
commit 340d3d53fb
2 changed files with 11 additions and 15 deletions
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24
src/r_draw.c
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@ -197,6 +197,9 @@ CV_PossibleValue_t Color_cons_t[MAXSKINCOLORS+1];
#define TRANSTAB_AMTMUL10 (255.0f / 10.0f)
static void R_GenerateBlendTables(void);
static void R_GenerateTranslucencyTable(UINT8 *table, RGBA_t* sourcepal, int style, UINT8 blendamt);
static void R_AllocateBlendTables(void)
{
INT32 i;
@ -259,15 +262,15 @@ void R_GenerateBlendTables(void)
const size_t offs = (0x10000 * i);
const UINT8 alpha = (TRANSTAB_AMTMUL10 * ((float)(10-i)));
R_GenerateTranslucencyTable(blendtables[blendtab_add] + offs, AST_ADD, alpha);
R_GenerateTranslucencyTable(blendtables[blendtab_subtract] + offs, AST_SUBTRACT, alpha);
R_GenerateTranslucencyTable(blendtables[blendtab_reversesubtract] + offs, AST_REVERSESUBTRACT, alpha);
R_GenerateTranslucencyTable(blendtables[blendtab_add] + offs, pGammaCorrectedPalette, AST_ADD, alpha);
R_GenerateTranslucencyTable(blendtables[blendtab_subtract] + offs, pMasterPalette, AST_SUBTRACT, alpha); // intentionally uses pMasterPalette
R_GenerateTranslucencyTable(blendtables[blendtab_reversesubtract] + offs, pGammaCorrectedPalette, AST_REVERSESUBTRACT, alpha);
}
R_GenerateTranslucencyTable(blendtables[blendtab_modulate], AST_MODULATE, 0);
R_GenerateTranslucencyTable(blendtables[blendtab_modulate], pGammaCorrectedPalette, AST_MODULATE, 0);
}
void R_GenerateTranslucencyTable(UINT8 *table, int style, UINT8 blendamt)
void R_GenerateTranslucencyTable(UINT8 *table, RGBA_t* sourcepal, int style, UINT8 blendamt)
{
INT16 bg, fg;
RGBA_t backrgba, frontrgba, result;
@ -277,18 +280,13 @@ void R_GenerateTranslucencyTable(UINT8 *table, int style, UINT8 blendamt)
for (bg = 0; bg <= 0xFF; bg++)
{
backrgba = pGammaCorrectedPalette[bg];
backrgba = sourcepal[bg];
for (fg = 0; fg <= 0xFF; fg++)
{
frontrgba = pGammaCorrectedPalette[fg];
frontrgba = sourcepal[fg];
#if 0 // perfect implementation
result.rgba = V_GammaEncode(ASTBlendPixel(backrgba, frontrgba, style, blendamt));
table[((fg * 0x100) + bg)] = NearestPaletteColor(result.s.red, result.s.green, result.s.blue, pMasterPalette);
#else // performance scrabbler
result.rgba = ASTBlendPixel(backrgba, frontrgba, style, blendamt);
table[((fg * 0x100) + bg)] = NearestPaletteColor(result.s.red, result.s.green, result.s.blue, pGammaCorrectedPalette);
#endif
table[((fg * 0x100) + bg)] = NearestPaletteColor(result.s.red, result.s.green, result.s.blue, sourcepal);
}
}
}

2
src/r_draw.h
View file

@ -149,8 +149,6 @@ enum
extern UINT8 *blendtables[NUMBLENDMAPS];
void R_InitTranslucencyTables(void);
void R_GenerateBlendTables(void);
void R_GenerateTranslucencyTable(UINT8 *table, int style, UINT8 blendamt);
UINT8 *R_GetTranslucencyTable(INT32 alphalevel);
UINT8 *R_GetBlendTable(int style, INT32 alphalevel);