X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=palette.c;h=f87a834d5ee1d7d28cebc0d3eef484f390a15696;hb=2f70889e776978ab1746211afc7723e04140fe4b;hp=b574d8029a649a12083d45edc22555da48600a28;hpb=06d8455f84631224fb6bb29ab1bd56e3f849a086;p=xonotic%2Fdarkplaces.git diff --git a/palette.c b/palette.c index b574d802..f87a834d 100644 --- a/palette.c +++ b/palette.c @@ -1,196 +1,233 @@ #include "quakedef.h" -unsigned int d_8to24table[256]; -//byte d_15to8table[32768]; -byte host_basepal[768]; -byte texgamma[256]; - -static float texture_gamma = 1.0; - -cvar_t vid_gamma = {"vid_gamma", "1", true}; -cvar_t vid_brightness = {"vid_brightness", "1", true}; -cvar_t vid_contrast = {"vid_contrast", "1", true}; - -void Palette_Setup8to24() +unsigned int palette_complete[256]; +unsigned int palette_font[256]; +unsigned int palette_alpha[256]; +unsigned int palette_nocolormap[256]; +unsigned int palette_nocolormapnofullbrights[256]; +unsigned int palette_nofullbrights[256]; +unsigned int palette_onlyfullbrights[256]; +unsigned int palette_pantsaswhite[256]; +unsigned int palette_shirtaswhite[256]; +unsigned int palette_transparent[256]; + +// John Carmack said the quake palette.lmp can be considered public domain because it is not an important asset to id, so I include it here as a fallback if no external palette file is found. +unsigned char host_quakepal[768] = { - byte *in, *out; - unsigned short i; - - in = host_basepal; - out = (byte *) d_8to24table; // d_8to24table is accessed as 32bit for speed reasons, but is created as 8bit bytes - for (i=0 ; i<255 ; i++) +// marked: colormap colors: cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12; +// 0x0* + 0,0,0, 15,15,15, 31,31,31, 47,47,47, 63,63,63, 75,75,75, 91,91,91, 107,107,107, + 123,123,123, 139,139,139, 155,155,155, 171,171,171, 187,187,187, 203,203,203, 219,219,219, 235,235,235, +// 0x1* 0 ^ + 15,11,7, 23,15,11, 31,23,11, 39,27,15, 47,35,19, 55,43,23, 63,47,23, 75,55,27, + 83,59,27, 91,67,31, 99,75,31, 107,83,31, 115,87,31, 123,95,35, 131,103,35, 143,111,35, +// 0x2* 1 ^ + 11,11,15, 19,19,27, 27,27,39, 39,39,51, 47,47,63, 55,55,75, 63,63,87, 71,71,103, + 79,79,115, 91,91,127, 99,99,139, 107,107,151, 115,115,163, 123,123,175, 131,131,187, 139,139,203, +// 0x3* 2 ^ + 0,0,0, 7,7,0, 11,11,0, 19,19,0, 27,27,0, 35,35,0, 43,43,7, 47,47,7, + 55,55,7, 63,63,7, 71,71,7, 75,75,11, 83,83,11, 91,91,11, 99,99,11, 107,107,15, +// 0x4* 3 ^ + 7,0,0, 15,0,0, 23,0,0, 31,0,0, 39,0,0, 47,0,0, 55,0,0, 63,0,0, + 71,0,0, 79,0,0, 87,0,0, 95,0,0, 103,0,0, 111,0,0, 119,0,0, 127,0,0, +// 0x5* 4 ^ + 19,19,0, 27,27,0, 35,35,0, 47,43,0, 55,47,0, 67,55,0, 75,59,7, 87,67,7, + 95,71,7, 107,75,11, 119,83,15, 131,87,19, 139,91,19, 151,95,27, 163,99,31, 175,103,35, +// 0x6* 5 ^ + 35,19,7, 47,23,11, 59,31,15, 75,35,19, 87,43,23, 99,47,31, 115,55,35, 127,59,43, + 143,67,51, 159,79,51, 175,99,47, 191,119,47, 207,143,43, 223,171,39, 239,203,31, 255,243,27, +// 0x7* 6 ^ + 11,7,0, 27,19,0, 43,35,15, 55,43,19, 71,51,27, 83,55,35, 99,63,43, 111,71,51, + 127,83,63, 139,95,71, 155,107,83, 167,123,95, 183,135,107, 195,147,123, 211,163,139, 227,179,151, +// 0x8* 7 ^ v 8 + 171,139,163, 159,127,151, 147,115,135, 139,103,123, 127,91,111, 119,83,99, 107,75,87, 95,63,75, + 87,55,67, 75,47,55, 67,39,47, 55,31,35, 43,23,27, 35,19,19, 23,11,11, 15,7,7, +// 0x9* 9 v + 187,115,159, 175,107,143, 163,95,131, 151,87,119, 139,79,107, 127,75,95, 115,67,83, 107,59,75, + 95,51,63, 83,43,55, 71,35,43, 59,31,35, 47,23,27, 35,19,19, 23,11,11, 15,7,7, +// 0xA* 10 v + 219,195,187, 203,179,167, 191,163,155, 175,151,139, 163,135,123, 151,123,111, 135,111,95, 123,99,83, + 107,87,71, 95,75,59, 83,63,51, 67,51,39, 55,43,31, 39,31,23, 27,19,15, 15,11,7, +// 0xB* 11 v + 111,131,123, 103,123,111, 95,115,103, 87,107,95, 79,99,87, 71,91,79, 63,83,71, 55,75,63, + 47,67,55, 43,59,47, 35,51,39, 31,43,31, 23,35,23, 15,27,19, 11,19,11, 7,11,7, +// 0xC* 12 v + 255,243,27, 239,223,23, 219,203,19, 203,183,15, 187,167,15, 171,151,11, 155,131,7, 139,115,7, + 123,99,7, 107,83,0, 91,71,0, 75,55,0, 59,43,0, 43,31,0, 27,15,0, 11,7,0, +// 0xD* 13 v + 0,0,255, 11,11,239, 19,19,223, 27,27,207, 35,35,191, 43,43,175, 47,47,159, 47,47,143, + 47,47,127, 47,47,111, 47,47,95, 43,43,79, 35,35,63, 27,27,47, 19,19,31, 11,11,15, +// 0xE* + 43,0,0, 59,0,0, 75,7,0, 95,7,0, 111,15,0, 127,23,7, 147,31,7, 163,39,11, + 183,51,15, 195,75,27, 207,99,43, 219,127,59, 227,151,79, 231,171,95, 239,191,119, 247,211,139, +// 0xF* 14 ^ + 167,123,59, 183,155,55, 199,195,55, 231,227,87, 127,191,255, 171,231,255, 215,255,255, 103,0,0, + 139,0,0, 179,0,0, 215,0,0, 255,0,0, 255,243,147, 255,247,199, 255,255,255, 159,91,83 +}; // 15 ^ + +void Palette_SetupSpecialPalettes(void) +{ + int i; + int fullbright_start, fullbright_end; + int pants_start, pants_end; + int shirt_start, shirt_end; + int reversed_start, reversed_end; + int transparentcolor; + unsigned char *colormap; + fs_offset_t filesize; + + colormap = FS_LoadFile("gfx/colormap.lmp", tempmempool, true, &filesize); + if (colormap && filesize >= 16385) + fullbright_start = 256 - colormap[16384]; + else + fullbright_start = 256; + if (colormap) + Mem_Free(colormap); + fullbright_end = 256; + pants_start = 96; + pants_end = 112; + shirt_start = 16; + shirt_end = 32; + reversed_start = 128; + reversed_end = 224; + transparentcolor = 255; + + for (i = 0;i < 256;i++) + palette_transparent[i] = palette_complete[i]; + palette_transparent[transparentcolor] = 0; + + for (i = 0;i < fullbright_start;i++) + palette_nofullbrights[i] = palette_complete[i]; + for (i = fullbright_start;i < fullbright_end;i++) + palette_nofullbrights[i] = palette_complete[0]; + + for (i = 0;i < 256;i++) + palette_onlyfullbrights[i] = palette_complete[0]; + for (i = fullbright_start;i < fullbright_end;i++) + palette_onlyfullbrights[i] = palette_complete[i]; + + for (i = 0;i < 256;i++) + palette_nocolormapnofullbrights[i] = palette_complete[i]; + for (i = pants_start;i < pants_end;i++) + palette_nocolormapnofullbrights[i] = palette_complete[0]; + for (i = shirt_start;i < shirt_end;i++) + palette_nocolormapnofullbrights[i] = palette_complete[0]; + for (i = fullbright_start;i < fullbright_end;i++) + palette_nocolormapnofullbrights[i] = palette_complete[0]; + + for (i = 0;i < 256;i++) + palette_nocolormap[i] = palette_complete[i]; + for (i = pants_start;i < pants_end;i++) + palette_nocolormap[i] = palette_complete[0]; + for (i = shirt_start;i < shirt_end;i++) + palette_nocolormap[i] = palette_complete[0]; + + for (i = 0;i < 256;i++) + palette_pantsaswhite[i] = palette_complete[0]; + for (i = pants_start;i < pants_end;i++) { - *out++ = *in++; - *out++ = *in++; - *out++ = *in++; - *out++ = 255; + if (i >= reversed_start && i < reversed_end) + palette_pantsaswhite[i] = palette_complete[15 - (i - pants_start)]; + else + palette_pantsaswhite[i] = palette_complete[i - pants_start]; } - d_8to24table[255] = 0; // completely transparent black -} -/* -void Palette_Setup15to8() -{ - byte *pal; - unsigned r,g,b; - unsigned v; - int r1,g1,b1; - int j,k,l; - unsigned short i; - - for (i = 0;i < 32768;i++) + for (i = 0;i < 256;i++) + palette_shirtaswhite[i] = palette_complete[0]; + for (i = shirt_start;i < shirt_end;i++) { - r = ((i & 0x001F) << 3)+4; - g = ((i & 0x03E0) >> 2)+4; - b = ((i & 0x7C00) >> 7)+4; - pal = (unsigned char *)d_8to24table; - for (v = 0, k = 0, l = 1000000000;v < 256;v++, pal += 4) - { - r1 = r - pal[0]; - g1 = g - pal[1]; - b1 = b - pal[2]; - j = r1*r1+g1*g1+b1*b1; - if (j < l) - { - k = v; - l = j; - } - } - d_15to8table[i] = k; + if (i >= reversed_start && i < reversed_end) + palette_shirtaswhite[i] = palette_complete[15 - (i - shirt_start)]; + else + palette_shirtaswhite[i] = palette_complete[i - shirt_start]; } + + for (i = 0;i < 256;i++) + palette_alpha[i] = 0xFFFFFFFF; + palette_alpha[transparentcolor] = 0; + + for (i = 0;i < 256;i++) + palette_font[i] = palette_complete[i]; + palette_font[0] = 0; } -*/ -void BuildGammaTable8(float prescale, float gamma, float scale, float base, byte *out) +void BuildGammaTable8(float prescale, float gamma, float scale, float base, unsigned char *out, int rampsize) { int i, adjusted; - double invgamma, d; + double invgamma; - gamma = bound(0.1, gamma, 5.0); - if (gamma == 1) // LordHavoc: dodge the math - { - for (i = 0;i < 256;i++) - { - adjusted = (int) (i * prescale * scale + base * 255.0); - out[i] = bound(0, adjusted, 255); - } - } - else + invgamma = 1.0 / gamma; + prescale /= (double) (rampsize - 1); + for (i = 0;i < rampsize;i++) { - invgamma = 1.0 / gamma; - prescale /= 255.0f; - for (i = 0;i < 256;i++) - { - d = pow((double) i * prescale, invgamma) * scale + base; - adjusted = (int) (255.0 * d); - out[i] = bound(0, adjusted, 255); - } + adjusted = (int) (255.0 * (pow((double) i * prescale, invgamma) * scale + base) + 0.5); + out[i] = bound(0, adjusted, 255); } } -void BuildGammaTable16(float prescale, float gamma, float scale, float base, unsigned short *out) +void BuildGammaTable16(float prescale, float gamma, float scale, float base, unsigned short *out, int rampsize) { int i, adjusted; - double invgamma, d; + double invgamma; - gamma = bound(0.1, gamma, 5.0); - if (gamma == 1) // LordHavoc: dodge the math + invgamma = 1.0 / gamma; + prescale /= (double) (rampsize - 1); + for (i = 0;i < rampsize;i++) { - for (i = 0;i < 256;i++) - { - adjusted = (int) (i * 256.0 * prescale * scale + base * 65535.0); - out[i] = bound(0, adjusted, 65535); - } - } - else - { - invgamma = 1.0 / gamma; - prescale /= 255.0f; - for (i = 0;i < 256;i++) - { - d = pow((double) i * prescale, invgamma) * scale + base; - adjusted = (int) (65535.0 * d); - out[i] = bound(0, adjusted, 65535); - } + adjusted = (int) (65535.0 * (pow((double) i * prescale, invgamma) * scale + base) + 0.5); + out[i] = bound(0, adjusted, 65535); } } -void Texture_Gamma () +void Palette_Init(void) { - int i, adjusted; - double invgamma; - - texture_gamma = 1; - if ((i = COM_CheckParm("-gamma"))) - texture_gamma = atof(com_argv[i+1]); - texture_gamma = bound(0.1, texture_gamma, 5.0); - - if (texture_gamma == 1) // LordHavoc: dodge the math + int i; + float gamma, scale, base; + fs_offset_t filesize; + unsigned char *in, *out, *palfile; + unsigned char texturegammaramp[256]; + + gamma = 1; + scale = 1; + base = 0; +// COMMANDLINEOPTION: Client: -texgamma sets the quake palette gamma, allowing you to make quake textures brighter/darker, not recommended + i = COM_CheckParm("-texgamma"); + if (i) + gamma = atof(com_argv[i + 1]); +// COMMANDLINEOPTION: Client: -texcontrast sets the quake palette contrast, allowing you to make quake textures brighter/darker, not recommended + i = COM_CheckParm("-texcontrast"); + if (i) + scale = atof(com_argv[i + 1]); +// COMMANDLINEOPTION: Client: -texbrightness sets the quake palette brightness (brightness of black), allowing you to make quake textures brighter/darker, not recommended + i = COM_CheckParm("-texbrightness"); + if (i) + base = atof(com_argv[i + 1]); + gamma = bound(0.01, gamma, 10.0); + scale = bound(0.01, scale, 10.0); + base = bound(0, base, 0.95); + + BuildGammaTable8(1.0f, gamma, scale, base, texturegammaramp, 256); + + palfile = (unsigned char *)FS_LoadFile ("gfx/palette.lmp", tempmempool, false, &filesize); + if (palfile && filesize >= 768) + in = palfile; + else { - for (i = 0;i < 256;i++) - texgamma[i] = i; + Con_DPrint("Couldn't load gfx/palette.lmp, falling back on internal palette\n"); + in = host_quakepal; } - else + out = (unsigned char *) palette_complete; // palette is accessed as 32bit for speed reasons, but is created as 8bit bytes + for (i = 0;i < 256;i++) { - invgamma = 1.0 / texture_gamma; - for (i = 0;i < 256;i++) - { - adjusted = (int) ((255.0 * pow((double) i / 255.0, invgamma)) + 0.5); - texgamma[i] = bound(0, adjusted, 255); - } + *out++ = texturegammaramp[*in++]; + *out++ = texturegammaramp[*in++]; + *out++ = texturegammaramp[*in++]; + *out++ = 255; } -} - -qboolean hardwaregammasupported = false; -void VID_UpdateGamma(qboolean force) -{ - static float cachegamma = -1, cachebrightness = -1, cachecontrast = -1, cachelighthalf = -1; - if (!force && vid_gamma.value == cachegamma && vid_brightness.value == cachebrightness && vid_contrast.value == cachecontrast && lighthalf == cachelighthalf) - return; - - if (vid_gamma.value < 0.1) - Cvar_SetValue("vid_gamma", 0.1); - if (vid_gamma.value > 5.0) - Cvar_SetValue("vid_gamma", 5.0); - - if (vid_brightness.value < 1.0) - Cvar_SetValue("vid_brightness", 1.0); - if (vid_brightness.value > 5.0) - Cvar_SetValue("vid_brightness", 5.0); - - if (vid_contrast.value < 0.2) - Cvar_SetValue("vid_contrast", 0.2); - if (vid_contrast.value > 1) - Cvar_SetValue("vid_contrast", 1); - - cachegamma = vid_gamma.value; - cachebrightness = vid_brightness.value; - cachecontrast = vid_contrast.value; - cachelighthalf = lighthalf; - - hardwaregammasupported = VID_SetGamma((cachelighthalf ? 2.0f : 1.0f), cachegamma, cachebrightness * cachecontrast, 1 - cachecontrast); - if (!hardwaregammasupported) - Con_Printf("Hardware gamma not supported.\n"); -} + if (palfile) + Mem_Free(palfile); -void Gamma_Init() -{ - Cvar_RegisterVariable(&vid_gamma); - Cvar_RegisterVariable(&vid_brightness); - Cvar_RegisterVariable(&vid_contrast); + Palette_SetupSpecialPalettes(); } -void Palette_Init() -{ - byte *pal; - pal = (byte *)COM_LoadMallocFile ("gfx/palette.lmp", false); - if (!pal) - Sys_Error ("Couldn't load gfx/palette.lmp"); - memcpy(host_basepal, pal, 765); - qfree(pal); - host_basepal[765] = host_basepal[766] = host_basepal[767] = 0; // LordHavoc: force the transparent color to black - Palette_Setup8to24(); -// Palette_Setup15to8(); - Texture_Gamma(); -}