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Encore colormap textures-as-flats in GL

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This commit is contained in:
Eidolon 2023-12-16 17:37:40 -06:00
parent 016cc1e95f
commit 5e8da61e5e
1 changed files with 14 additions and 9 deletions
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23
src/hardware/hw_cache.c
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@ -861,11 +861,18 @@ static void HWR_CacheFlat(GLMipmap_t *grMipmap, lumpnum_t flatlumpnum)
flat[steppy] = grMipmap->colormap->source[flat[steppy]];
}
static void HWR_CacheTextureAsFlat(GLMipmap_t *grMipmap, INT32 texturenum)
static void HWR_CacheTextureAsFlat(GLMipmap_t *grMipmap, INT32 texturenum, boolean noencoremap)
{
UINT8 *flat;
UINT8 *converted;
size_t size;
size_t i;
UINT8 *colormap = colormaps;
if (!noencoremap && encoremap)
{
colormap += COLORMAP_REMAPOFFSET;
}
// setup the texture info
grMipmap->format = GL_TEXFMT_P_8;
@ -878,6 +885,11 @@ static void HWR_CacheTextureAsFlat(GLMipmap_t *grMipmap, INT32 texturenum)
flat = Z_Malloc(size, PU_HWRCACHE, &grMipmap->data);
converted = (UINT8 *)Picture_TextureToFlat(texturenum);
M_Memcpy(flat, converted, size);
for (i = 0; i < size; i++)
{
flat[i] = colormap[flat[i]];
}
Z_Free(converted);
}
@ -946,14 +958,7 @@ void HWR_GetLevelFlat(levelflat_t *levelflat, boolean noencoremap)
// Generate flat if missing from the cache
if (!grtex->mipmap.data && !grtex->mipmap.downloaded)
{
HWR_CacheTextureAsFlat(&grtex->mipmap, texturenum);
if (!noencoremap && encoremap)
{
grtex->mipmap.colormap = Z_Calloc(sizeof(*grtex->mipmap.colormap), PU_HWRPATCHCOLMIPMAP, NULL);
grtex->mipmap.colormap->source = colormaps + COLORMAP_REMAPOFFSET;
M_Memcpy(grtex->mipmap.colormap->data, colormaps + COLORMAP_REMAPOFFSET, 256);
}
HWR_CacheTextureAsFlat(&grtex->mipmap, texturenum, noencoremap);
}
// If hardware does not have the texture, then call pfnSetTexture to upload it