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hw_cache.c:HWR_GetLevelFlat patch

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copy over next's HWR_GetLevelFlat
and apply the change of "grtex = &gl_flats[texturenum]" to "grtex = &gl_flats[texturenum -1]"
This commit is contained in:
Logan Aerl Arias 2024-02-18 13:33:58 -05:00
parent c2d9b86123
commit f30bd9a537
1 changed files with 11 additions and 93 deletions
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104
src/hardware/hw_cache.c
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@ -821,112 +821,30 @@ void HWR_GetRawFlat(lumpnum_t flatlumpnum)
Z_ChangeTag(grmip->data, PU_HWRCACHE_UNLOCKED);
}
void HWR_GetLevelFlat(levelflat_t *levelflat)
void HWR_GetLevelFlat(levelflat_t* levelflat)
{
// Who knows?
if (levelflat == NULL || levelflat->type == LEVELFLAT_NONE || levelflat->texture_id < 0)
return;
if (levelflat->type == LEVELFLAT_FLAT)
HWR_GetRawFlat(levelflat->u.flat.lumpnum);
else if (levelflat->type == LEVELFLAT_TEXTURE)
if (levelflat->type == LEVELFLAT_NONE)
{
GLMapTexture_t *grtex;
INT32 texturenum = levelflat->u.texture.num;
#ifdef PARANOIA
if (texturenum < 1 || (unsigned)texturenum > gl_numtextures)
I_Error("HWR_GetLevelFlat: texturenum > numtextures");
#endif
// Who knows?
if (texturenum == 0 || texturenum == -1)
return;
// Every texture in memory, stored as a 8-bit flat. Wow!
grtex = &gl_flats[texturenum - 1];
// Generate flat if missing from the cache
if (!grtex->mipmap.data && !grtex->mipmap.downloaded)
HWR_CacheTextureAsFlat(&grtex->mipmap, texturenum);
// If hardware does not have the texture, then call pfnSetTexture to upload it
if (!grtex->mipmap.downloaded)
HWD.pfnSetTexture(&grtex->mipmap);
HWR_SetCurrentTexture(&grtex->mipmap);
// The system-memory data can be purged now.
Z_ChangeTag(grtex->mipmap.data, PU_HWRCACHE_UNLOCKED);
}
else if (levelflat->type == LEVELFLAT_PATCH)
{
patch_t *patch = W_CachePatchNum(levelflat->u.flat.lumpnum, PU_CACHE);
levelflat->width = (UINT16)(patch->width);
levelflat->height = (UINT16)(patch->height);
HWR_GetPatch(patch);
}
#ifndef NO_PNG_LUMPS
else if (levelflat->type == LEVELFLAT_PNG)
{
GLMipmap_t *mipmap = levelflat->mipmap;
// Cache the picture.
if (!levelflat->mippic)
{
INT32 pngwidth = 0, pngheight = 0;
void *pic = Picture_PNGConvert(W_CacheLumpNum(levelflat->u.flat.lumpnum, PU_CACHE), PICFMT_FLAT, &pngwidth, &pngheight, NULL, NULL, W_LumpLength(levelflat->u.flat.lumpnum), NULL, 0);
Z_ChangeTag(pic, PU_LEVEL);
Z_SetUser(pic, &levelflat->mippic);
levelflat->width = (UINT16)pngwidth;
levelflat->height = (UINT16)pngheight;
}
// Make the mipmap.
if (mipmap == NULL)
{
mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_STATIC, NULL);
mipmap->format = GL_TEXFMT_P_8;
mipmap->flags = TF_WRAPXY|TF_CHROMAKEYED;
levelflat->mipmap = mipmap;
}
if (!mipmap->data && !mipmap->downloaded)
{
UINT8 *flat;
size_t size;
if (levelflat->mippic == NULL)
I_Error("HWR_GetLevelFlat: levelflat->mippic == NULL");
mipmap->width = levelflat->width;
mipmap->height = levelflat->height;
size = (mipmap->width * mipmap->height);
flat = Z_Malloc(size, PU_LEVEL, &mipmap->data);
M_Memcpy(flat, levelflat->mippic, size);
}
// Tell the hardware driver to bind the current texture to the flat's mipmap
HWR_SetCurrentTexture(mipmap);
}
#endif
else // set no texture
HWR_SetCurrentTexture(NULL);
return;
}
INT32 texturenum = texturetranslation[levelflat->texture_id];
if (texturenum <= 0)
{
HWR_SetCurrentTexture(NULL);
return;
}
GLMapTexture_t *grtex = &gl_flats[texturenum];
GLMipmap_t *grMipmap = &grtex->mipmap;
GLMapTexture_t* grtex = &gl_flats[texturenum - 1];
GLMipmap_t* grMipmap = &grtex->mipmap;
if (!grMipmap->data && !grMipmap->downloaded)
{
grMipmap->format = GL_TEXFMT_P_8;
grMipmap->flags = TF_WRAPXY|TF_CHROMAKEYED;
grMipmap->flags = TF_WRAPXY | TF_CHROMAKEYED;
grMipmap->width = (UINT16)textures[texturenum]->width;
grMipmap->width = (UINT16)textures[texturenum]->width;
grMipmap->height = (UINT16)textures[texturenum]->height;
size_t size = grMipmap->width * grMipmap->height;