#include "quakedef.h"
+#include "image.h"
-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];
+cvar_t r_colormap_palette = {0, "r_colormap_palette", "gfx/colormap_palette.lmp", "name of a palette lmp file to override the shirt/pants colors of player models. It consists of 16 shirt colors, 16 scoreboard shirt colors, 16 pants colors and 16 scoreboard pants colors"};
+
+unsigned char palette_rgb[256][3];
+unsigned char palette_rgb_pantscolormap[16][3];
+unsigned char palette_rgb_shirtcolormap[16][3];
+unsigned char palette_rgb_pantsscoreboard[16][3];
+unsigned char palette_rgb_shirtscoreboard[16][3];
+
+unsigned int palette_bgra_complete[256];
+unsigned int palette_bgra_font[256];
+unsigned int palette_bgra_alpha[256];
+unsigned int palette_bgra_nocolormap[256];
+unsigned int palette_bgra_nocolormapnofullbrights[256];
+unsigned int palette_bgra_nofullbrights[256];
+unsigned int palette_bgra_nofullbrights_transparent[256];
+unsigned int palette_bgra_onlyfullbrights[256];
+unsigned int palette_bgra_onlyfullbrights_transparent[256];
+unsigned int palette_bgra_pantsaswhite[256];
+unsigned int palette_bgra_shirtaswhite[256];
+unsigned int palette_bgra_transparent[256];
+unsigned int palette_bgra_embeddedpic[256];
+unsigned char palette_featureflags[256];
+
+unsigned int q2palette_bgra_complete[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] =
{
-// marked: colormap colors: cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
+// marked: colormap colors: cb = (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,
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)
+static void Palette_SetupSpecialPalettes(void)
{
int i;
int fullbright_start, fullbright_end;
int transparentcolor;
unsigned char *colormap;
fs_offset_t filesize;
+ union
+ {
+ int i;
+ unsigned char b[4];
+ }
+ u;
colormap = FS_LoadFile("gfx/colormap.lmp", tempmempool, true, &filesize);
if (colormap && filesize >= 16385)
transparentcolor = 255;
for (i = 0;i < 256;i++)
- palette_transparent[i] = palette_complete[i];
- palette_transparent[transparentcolor] = 0;
+ palette_featureflags[i] = PALETTEFEATURE_STANDARD;
+ for (i = reversed_start;i < reversed_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_REVERSED;
+ for (i = pants_start;i < pants_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_PANTS;
+ for (i = shirt_start;i < shirt_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_SHIRT;
+ for (i = fullbright_start;i < fullbright_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_GLOW;
+ palette_featureflags[0] = PALETTEFEATURE_ZERO;
+ palette_featureflags[transparentcolor] = PALETTEFEATURE_TRANSPARENT;
+
+ for (i = 0;i < 256;i++)
+ palette_bgra_transparent[i] = palette_bgra_complete[i];
+ palette_bgra_transparent[transparentcolor] = 0;
for (i = 0;i < fullbright_start;i++)
- palette_nofullbrights[i] = palette_complete[i];
+ palette_bgra_nofullbrights[i] = palette_bgra_complete[i];
for (i = fullbright_start;i < fullbright_end;i++)
- palette_nofullbrights[i] = palette_complete[0];
+ palette_bgra_nofullbrights[i] = palette_bgra_complete[0];
+ for (i = 0;i < 256;i++)
+ palette_bgra_nofullbrights_transparent[i] = palette_bgra_nofullbrights[i];
+ palette_bgra_nofullbrights_transparent[transparentcolor] = 0;
for (i = 0;i < 256;i++)
- palette_onlyfullbrights[i] = palette_complete[0];
+ palette_bgra_onlyfullbrights[i] = 0;
for (i = fullbright_start;i < fullbright_end;i++)
- palette_onlyfullbrights[i] = palette_complete[i];
+ palette_bgra_onlyfullbrights[i] = palette_bgra_complete[i];
+ for (i = 0;i < 256;i++)
+ palette_bgra_onlyfullbrights_transparent[i] = palette_bgra_onlyfullbrights[i];
+ palette_bgra_onlyfullbrights_transparent[transparentcolor] = 0;
for (i = 0;i < 256;i++)
- palette_nocolormapnofullbrights[i] = palette_complete[i];
+ palette_bgra_nocolormapnofullbrights[i] = palette_bgra_complete[i];
for (i = pants_start;i < pants_end;i++)
- palette_nocolormapnofullbrights[i] = palette_complete[0];
+ palette_bgra_nocolormapnofullbrights[i] = 0;
for (i = shirt_start;i < shirt_end;i++)
- palette_nocolormapnofullbrights[i] = palette_complete[0];
+ palette_bgra_nocolormapnofullbrights[i] = 0;
for (i = fullbright_start;i < fullbright_end;i++)
- palette_nocolormapnofullbrights[i] = palette_complete[0];
+ palette_bgra_nocolormapnofullbrights[i] = 0;
for (i = 0;i < 256;i++)
- palette_nocolormap[i] = palette_complete[i];
+ palette_bgra_nocolormap[i] = palette_bgra_complete[i];
for (i = pants_start;i < pants_end;i++)
- palette_nocolormap[i] = palette_complete[0];
+ palette_bgra_nocolormap[i] = 0;
for (i = shirt_start;i < shirt_end;i++)
- palette_nocolormap[i] = palette_complete[0];
+ palette_bgra_nocolormap[i] = 0;
for (i = 0;i < 256;i++)
- palette_pantsaswhite[i] = palette_complete[0];
+ palette_bgra_pantsaswhite[i] = 0;
for (i = pants_start;i < pants_end;i++)
{
if (i >= reversed_start && i < reversed_end)
- palette_pantsaswhite[i] = palette_complete[15 - (i - pants_start)];
+ palette_bgra_pantsaswhite[i] = palette_bgra_complete[15 - (i - pants_start)];
else
- palette_pantsaswhite[i] = palette_complete[i - pants_start];
+ palette_bgra_pantsaswhite[i] = palette_bgra_complete[i - pants_start];
}
for (i = 0;i < 256;i++)
- palette_shirtaswhite[i] = palette_complete[0];
+ palette_bgra_shirtaswhite[i] = 0;
for (i = shirt_start;i < shirt_end;i++)
{
if (i >= reversed_start && i < reversed_end)
- palette_shirtaswhite[i] = palette_complete[15 - (i - shirt_start)];
+ palette_bgra_shirtaswhite[i] = palette_bgra_complete[15 - (i - shirt_start)];
else
- palette_shirtaswhite[i] = palette_complete[i - shirt_start];
+ palette_bgra_shirtaswhite[i] = palette_bgra_complete[i - shirt_start];
}
for (i = 0;i < 256;i++)
- palette_alpha[i] = 0xFFFFFFFF;
- palette_alpha[transparentcolor] = 0;
+ palette_bgra_alpha[i] = 0xFFFFFFFF;
+ u.i = 0xFFFFFFFF;
+ u.b[3] = 0;
+ palette_bgra_alpha[transparentcolor] = u.i;
for (i = 0;i < 256;i++)
- palette_font[i] = palette_complete[i];
- palette_font[0] = 0;
+ palette_bgra_font[i] = palette_bgra_complete[i];
+ palette_bgra_font[0] = 0;
}
-void BuildGammaTable8(float prescale, float gamma, float scale, float base, unsigned char *out, int rampsize)
+static void Palette_LoadQ2Colormap(void)
+{
+ fs_offset_t filesize;
+ unsigned char * q2colormapfile = FS_LoadFile("pics/colormap.pcx", tempmempool, true, &filesize);
+ if (q2colormapfile && filesize >= 768)
+ {
+ unsigned char q2palette_rgb[256][3];
+ unsigned char *out = (unsigned char *) q2palette_bgra_complete; // palette is accessed as 32bit for speed reasons, but is created as 8bit bytes
+ int i;
+ LoadPCX_PaletteOnly(q2colormapfile, filesize, q2palette_rgb[0]);
+ // this stops at color 255 because it is a pink transparent color that we don't actually want to preserve color on.
+ for (i = 0;i < 255;i++)
+ {
+ out[i*4+2] = q2palette_rgb[i][0];
+ out[i*4+1] = q2palette_rgb[i][1];
+ out[i*4+0] = q2palette_rgb[i][2];
+ out[i*4+3] = 255;
+ }
+ Mem_Free(q2colormapfile);
+ }
+}
+
+void BuildGammaTable8(float prescale, float gamma, float scale, float base, float contrastboost, unsigned char *out, int rampsize)
{
int i, adjusted;
double invgamma;
+ double t, d;
invgamma = 1.0 / gamma;
prescale /= (double) (rampsize - 1);
for (i = 0;i < rampsize;i++)
{
- adjusted = (int) (255.0 * (pow((double) i * prescale, invgamma) * scale + base) + 0.5);
+ t = i * prescale;
+ d = ((contrastboost - 1) * t + 1);
+ if(d == 0)
+ t = 0; // we could just as well assume 1 here, depending on which side of the division by zero we want to be
+ else
+ t = contrastboost * t / d;
+ adjusted = (int) (255.0 * (pow(t, invgamma) * scale + base) + 0.5);
out[i] = bound(0, adjusted, 255);
}
}
-void BuildGammaTable16(float prescale, float gamma, float scale, float base, unsigned short *out, int rampsize)
+void BuildGammaTable16(float prescale, float gamma, float scale, float base, float contrastboost, unsigned short *out, int rampsize)
{
int i, adjusted;
double invgamma;
+ double t;
invgamma = 1.0 / gamma;
prescale /= (double) (rampsize - 1);
for (i = 0;i < rampsize;i++)
{
- adjusted = (int) (65535.0 * (pow((double) i * prescale, invgamma) * scale + base) + 0.5);
+ t = i * prescale;
+ t = contrastboost * t / ((contrastboost - 1) * t + 1);
+ adjusted = (int) (65535.0 * (pow(t, invgamma) * scale + base) + 0.5);
out[i] = bound(0, adjusted, 65535);
}
}
-void Palette_Init(void)
+static void Palette_Shutdown(void)
+{
+}
+
+static void Palette_NewMap(void)
+{
+}
+
+static void Palette_Load(void)
{
int i;
+ unsigned char *out;
float gamma, scale, base;
fs_offset_t filesize;
- unsigned char *in, *out, *palfile;
+ unsigned char *palfile;
unsigned char texturegammaramp[256];
+ union
+ {
+ unsigned char b[4];
+ unsigned int i;
+ }
+ bgra;
gamma = 1;
scale = 1;
scale = bound(0.01, scale, 10.0);
base = bound(0, base, 0.95);
- BuildGammaTable8(1.0f, gamma, scale, base, texturegammaramp, 256);
+ BuildGammaTable8(1.0f, gamma, scale, base, 1, texturegammaramp, 256);
palfile = (unsigned char *)FS_LoadFile ("gfx/palette.lmp", tempmempool, false, &filesize);
if (palfile && filesize >= 768)
- in = palfile;
+ memcpy(palette_rgb, palfile, 768);
else
{
Con_DPrint("Couldn't load gfx/palette.lmp, falling back on internal palette\n");
- in = host_quakepal;
+ memcpy(palette_rgb, host_quakepal, 768);
}
- out = (unsigned char *) palette_complete; // palette is accessed as 32bit for speed reasons, but is created as 8bit bytes
+ if (palfile)
+ Mem_Free(palfile);
+
+ out = (unsigned char *) palette_bgra_complete; // palette is accessed as 32bit for speed reasons, but is created as 8bit bytes
for (i = 0;i < 256;i++)
{
- *out++ = texturegammaramp[*in++];
- *out++ = texturegammaramp[*in++];
- *out++ = texturegammaramp[*in++];
- *out++ = 255;
+ out[i*4+2] = texturegammaramp[palette_rgb[i][0]];
+ out[i*4+1] = texturegammaramp[palette_rgb[i][1]];
+ out[i*4+0] = texturegammaramp[palette_rgb[i][2]];
+ out[i*4+3] = 255;
}
- if (palfile)
+
+ if(*r_colormap_palette.string)
+ palfile = (unsigned char *)FS_LoadFile (r_colormap_palette.string, tempmempool, false, &filesize);
+ else
+ palfile = NULL;
+
+ if (palfile && filesize >= 48*2)
+ {
+ memcpy(palette_rgb_shirtcolormap[0], palfile, 48);
+ memcpy(palette_rgb_shirtscoreboard[0], palfile + 48, 48);
+ }
+ else
+ {
+ for(i = 0;i < 16;i++)
+ {
+ VectorCopy(palette_rgb[(i << 4) | ((i >= 8 && i <= 13) ? 0x04 : 0x0C)], palette_rgb_shirtcolormap[i]);
+ VectorCopy(palette_rgb[(i << 4) | 0x08], palette_rgb_shirtscoreboard[i]);
+ }
+ }
+
+ if (palfile && filesize >= 48*4)
+ {
+ memcpy(palette_rgb_pantscolormap[0], palfile + 48*2, 48);
+ memcpy(palette_rgb_pantsscoreboard[0], palfile + 48*3, 48);
+ }
+ else
+ {
+ memcpy(palette_rgb_pantscolormap, palette_rgb_shirtcolormap, sizeof(palette_rgb_pantscolormap));
+ memcpy(palette_rgb_pantsscoreboard, palette_rgb_shirtscoreboard, sizeof(palette_rgb_pantsscoreboard));
+ }
+
+ if(palfile)
Mem_Free(palfile);
+ memset(palette_bgra_embeddedpic, 0, sizeof(palette_bgra_embeddedpic));
+ for (i = '1';i <= '7';i++)
+ {
+ Vector4Set(bgra.b, 255, 255, 255, (i - '0') * 255 / 7);
+ palette_bgra_embeddedpic[i] = bgra.i;
+ }
+
Palette_SetupSpecialPalettes();
+
+ Palette_LoadQ2Colormap();
}
+void Palette_Init(void)
+{
+ R_RegisterModule("Palette", Palette_Load, Palette_Shutdown, Palette_NewMap, NULL, NULL);
+ Cvar_RegisterVariable(&r_colormap_palette);
+ Palette_Load();
+}
projects / xonotic / darkplaces.git / blobdiff