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- more palookup information dumping

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This commit is contained in:
Christoph Oelckers 2019-10-19 00:25:42 +02:00
parent 00630f728f
commit c6f973d05f
1 changed files with 36 additions and 7 deletions
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43
source/build/src/polymost.cpp
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@ -5464,14 +5464,37 @@ void palookupinfo()
int black = -1, white = -1;
int brightness = 0;
int brightest = -1, darkest = -1;
int brightlum = 0, darklum = 255;
for (int i = 0; i < 765; i += 3)
{
if (pal[i] == 0 && pal[i + 1] == 0 && pal[i + 2] == 0) black = i;
if (pal[i] == 255 && pal[i + 1] == 255 && pal[i + 2] == 255) white = i/3;
brightness += Luminance(pal[i], pal[i + 1], pal[i + 2]);
int lumi = Luminance(pal[i], pal[i + 1], pal[i + 2]);
brightness += lumi;
if (lumi < darklum)
{
darklum = lumi;
darkest = i;
}
if (lumi > brightlum)
{
brightlum = lumi;
brightest = i;
}
}
brightness /= 255;
OSD_Printf("Black at index %d, white at index %d, avg. luminance %d\n", black, white, brightness);
if (black == -1)
{
OSD_Printf("No black found - using nearest color %02x %02x %02x\n", pal[darkest], pal[darkest + 1], pal[darkest + 2]);
black = darkest;
}
if (white == -1)
{
OSD_Printf("No white found - using nearest color %02x %02x %02x\n", pal[brightest], pal[brightest + 1], pal[brightest + 2]);
white = brightest;
}
for (int i = 0; i < 256; i++)
@ -5488,21 +5511,27 @@ void palookupinfo()
}
OSD_Printf("palookup[%d]:\n", i);
for (int j = 0; j <= numshades; j++)
float lum0 = 0;
for (int j = 0; j < numshades; j++)
{
OSD_Printf(" Shade %d\n", j);
int map = palookup[i][j * 256 + black] * 3;
OSD_Printf(" Black maps to %d - %02x %02x %02x\n", map, pal[map], pal[map + 1], pal[map + 2]);
PalEntry blackmap(pal[map], pal[map + 1], pal[map + 2]);
map = palookup[i][j * 256 + white] * 3;
OSD_Printf(" White maps to %d - %02x %02x %02x\n", map, pal[map], pal[map + 1], pal[map + 2]);
int mylum = 0;
PalEntry whitemap(pal[map], pal[map + 1], pal[map + 2]);
OSD_Printf(" Black maps to %d - %02x %02x %02x\n", map/3, blackmap.r, blackmap.g, blackmap.b);
OSD_Printf(" White maps to %d - %02x %02x %02x\n", map/3, whitemap.r, whitemap.g, whitemap.b);
OSD_Printf(" White-Black maps to %d - %02x %02x %02x\n", map/3, whitemap.r-blackmap.r, whitemap.g - blackmap.g, whitemap.b - blackmap.b );
float mylum = 0;
for (int k = 0; k < 255; k++)
{
map = palookup[i][j * 256 + k] * 3;
mylum += Luminance(pal[map], pal[map + 1], pal[map + 2]);
}
mylum /= 255;
OSD_Printf(" luminance = %d\n", mylum);
mylum /= 255*255;
if (j == 0) lum0 = mylum;
OSD_Printf(" luminance abs = %2.4f rel = %2.4f, fade only = %2.4f\n", mylum, mylum / lum0, (mylum - blackmap.Luminance()/255.f) / lum0);
}
OSD_Printf("-------------------------\n");
}