Merge remote-tracking branch 'origin/master' into next

This commit is contained in:
James R 2020-01-08 13:27:14 -08:00
commit 7deb18bdc9
20 changed files with 139 additions and 92 deletions

View file

@ -3790,7 +3790,7 @@ void F_ContinueDrawer(void)
sprdef = &contskins[n]->sprites[cont_spr2[n][0]];\
sprframe = &sprdef->spriteframes[cont_spr2[n][1]];\
patch = W_CachePatchNum(sprframe->lumppat[cont_spr2[n][2]], PU_PATCH);\
V_DrawFixedPatch((dx), (dy), FRACUNIT, (sprframe->flip & (1<<cont_spr2[n][2])) ? V_FLIP : 0, patch, contcolormaps[n]);\
V_DrawFixedPatch((dx), (dy), contskins[n]->highresscale, (sprframe->flip & (1<<cont_spr2[n][2])) ? V_FLIP : 0, patch, contcolormaps[n]);\
}
if (offsy < 0)

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@ -2,7 +2,7 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2013-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2013-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -122,11 +122,11 @@ static void HWR_DrawColumnInCache(const column_t *patchcol, UINT8 *block, GLMipm
if (mipmap->colormap)
texel = mipmap->colormap[texel];
// transparent pixel
if (texel == HWR_PATCHES_CHROMAKEY_COLORINDEX)
// If the mipmap is chromakeyed, check if the texel's color
// is equivalent to the chroma key's color index.
alpha = 0xff;
if ((mipmap->flags & TF_CHROMAKEYED) && (texel == HWR_PATCHES_CHROMAKEY_COLORINDEX))
alpha = 0x00;
else
alpha = 0xff;
// hope compiler will get this switch out of the loops (dreams...)
// gcc do it ! but vcc not ! (why don't use cygwin gcc for win32 ?)
@ -654,7 +654,7 @@ static void HWR_GenerateTexture(INT32 texnum, GLTexture_t *grtex)
#ifndef NO_PNG_LUMPS
if (R_IsLumpPNG((UINT8 *)realpatch, lumplength))
realpatch = R_PNGToPatch((UINT8 *)realpatch, lumplength, NULL, false);
realpatch = R_PNGToPatch((UINT8 *)realpatch, lumplength, NULL);
else
#endif
#ifdef WALLFLATS
@ -698,7 +698,7 @@ void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipm
// lump is a png so convert it
size_t len = W_LumpLengthPwad(grPatch->wadnum, grPatch->lumpnum);
if ((patch != NULL) && R_IsLumpPNG((const UINT8 *)patch, len))
patch = R_PNGToPatch((const UINT8 *)patch, len, NULL, true);
patch = R_PNGToPatch((const UINT8 *)patch, len, NULL);
#endif
// don't do it twice (like a cache)
@ -1324,23 +1324,6 @@ GLPatch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum)
return HWR_GetCachedGLPatchPwad(WADFILENUM(lumpnum),LUMPNUM(lumpnum));
}
#ifdef ROTSPRITE
GLPatch_t *HWR_GetCachedGLRotSprite(aatree_t *hwrcache, UINT16 rollangle, patch_t *rawpatch)
{
GLPatch_t *grpatch;
if (!(grpatch = M_AATreeGet(hwrcache, rollangle)))
{
grpatch = Z_Calloc(sizeof(GLPatch_t), PU_HWRPATCHINFO, NULL);
grpatch->rawpatch = rawpatch;
grpatch->mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_HWRPATCHINFO, NULL);
M_AATreeSet(hwrcache, rollangle, grpatch);
}
return grpatch;
}
#endif
// Need to do this because they aren't powers of 2
static void HWR_DrawFadeMaskInCache(GLMipmap_t *mipmap, INT32 pblockwidth, INT32 pblockheight,
lumpnum_t fademasklumpnum, UINT16 fmwidth, UINT16 fmheight)

View file

@ -113,9 +113,6 @@ GLPatch_t *HWR_GetPic(lumpnum_t lumpnum);
void HWR_SetPalette(RGBA_t *palette);
GLPatch_t *HWR_GetCachedGLPatchPwad(UINT16 wad, UINT16 lump);
GLPatch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum);
#ifdef ROTSPRITE
GLPatch_t *HWR_GetCachedGLRotSprite(aatree_t *hwrcache, UINT16 rollangle, patch_t *rawpatch);
#endif
void HWR_GetFadeMask(lumpnum_t fademasklumpnum);
// --------

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@ -1108,7 +1108,7 @@ boolean HWR_DrawModel(gr_vissprite_t *spr)
{
sector_t *sector = spr->mobj->subsector->sector;
UINT8 lightlevel = 255;
extracolormap_t *colormap = sector->extra_colormap;
extracolormap_t *colormap = NULL;
if (sector->numlights)
{
@ -1145,6 +1145,7 @@ boolean HWR_DrawModel(gr_vissprite_t *spr)
INT32 durs = spr->mobj->state->tics;
INT32 tics = spr->mobj->tics;
//mdlframe_t *next = NULL;
const boolean papersprite = (spr->mobj->frame & FF_PAPERSPRITE);
const UINT8 flip = (UINT8)(!(spr->mobj->eflags & MFE_VERTICALFLIP) != !(spr->mobj->frame & FF_VERTICALFLIP));
spritedef_t *sprdef;
spriteframe_t *sprframe;
@ -1361,14 +1362,12 @@ boolean HWR_DrawModel(gr_vissprite_t *spr)
sprframe = &sprdef->spriteframes[spr->mobj->frame & FF_FRAMEMASK];
if (sprframe->rotate)
if (sprframe->rotate || papersprite)
{
fixed_t anglef = AngleFixed(spr->mobj->angle);
if (spr->mobj->player)
anglef = AngleFixed(spr->mobj->player->drawangle);
else
anglef = AngleFixed(spr->mobj->angle);
p.angley = FIXED_TO_FLOAT(anglef);
}

View file

@ -2273,14 +2273,30 @@ EXPORT void HWRAPI(SetTransform) (FTransform *stransform)
EXPORT INT32 HWRAPI(GetTextureUsed) (void)
{
FTextureInfo* tmp = gr_cachehead;
INT32 res = 0;
FTextureInfo *tmp = gr_cachehead;
INT32 res = 0;
while (tmp)
{
res += tmp->height*tmp->width*(screen_depth/8);
// Figure out the correct bytes-per-pixel for this texture
// I don't know which one the game actually _uses_ but this
// follows format2bpp in hw_cache.c
int bpp = 1;
int format = tmp->grInfo.format;
if (format == GR_RGBA)
bpp = 4;
else if (format == GR_TEXFMT_RGB_565
|| format == GR_TEXFMT_ARGB_1555
|| format == GR_TEXFMT_ARGB_4444
|| format == GR_TEXFMT_ALPHA_INTENSITY_88
|| format == GR_TEXFMT_AP_88)
bpp = 2;
// Add it up!
res += tmp->height*tmp->width*bpp;
tmp = tmp->nextmipmap;
}
return res;
}

View file

@ -1,6 +1,6 @@
// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 2013-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2013-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 2013 by "Ninji".
// Copyright (C) 2013-2019 by Sonic Team Junior.
//

View file

@ -1,6 +1,6 @@
// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 2013-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2013-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 2013-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -1,6 +1,6 @@
// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 2012-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2012-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 2012-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -1,6 +1,6 @@
// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 2012-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2012-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 2012-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -2,7 +2,7 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2011-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2011-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -2,7 +2,7 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2011-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2011-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -2,7 +2,7 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2012-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2012-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -2,7 +2,7 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2012-2016 by Matthew "Inuyasha" Walsh.
// Copyright (C) 2012-2016 by Matthew "Kaito Sinclaire" Walsh.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the

View file

@ -571,7 +571,7 @@ static UINT8 *R_GenerateTexture(size_t texnum)
#ifndef NO_PNG_LUMPS
if (R_IsLumpPNG((UINT8 *)realpatch, lumplength))
realpatch = R_PNGToPatch((UINT8 *)realpatch, lumplength, NULL, false);
realpatch = R_PNGToPatch((UINT8 *)realpatch, lumplength, NULL);
else
#endif
#ifdef WALLFLATS

View file

@ -729,9 +729,6 @@ typedef struct
{
patch_t *patch[8][ROTANGLES];
boolean cached[8];
#ifdef HWRENDER
aatree_t *hardware_patch[8];
#endif/*HWRENDER*/
} rotsprite_t;
#endif/*ROTSPRITE*/

View file

@ -2,8 +2,8 @@
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 2005-2009 by Andrey "entryway" Budko.
// Copyright (C) 2018-2019 by Jaime "Lactozilla" Passos.
// Copyright (C) 2019 by Sonic Team Junior.
// Copyright (C) 2018-2020 by Jaime "Lactozilla" Passos.
// Copyright (C) 2019-2020 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
@ -199,11 +199,15 @@ void R_PatchToFlat(patch_t *patch, UINT8 *flat)
}
//
// R_PatchToFlat_16bpp
// R_PatchToMaskedFlat
//
// Convert a patch to a 16-bit flat.
// Convert a patch to a masked flat.
// Now, what is a "masked" flat anyway?
// It means the flat uses two bytes to store image data.
// The upper byte is used to store the transparent pixel,
// and the lower byte stores a palette index.
//
void R_PatchToFlat_16bpp(patch_t *patch, UINT16 *raw, boolean flip)
void R_PatchToMaskedFlat(patch_t *patch, UINT16 *raw, boolean flip)
{
fixed_t col, ofs;
column_t *column;
@ -248,6 +252,9 @@ patch_t *R_FlatToPatch(UINT8 *raw, UINT16 width, UINT16 height, UINT16 leftoffse
UINT8 *colpointers, *startofspan;
size_t size = 0;
if (!raw)
return NULL;
// Write image size and offset
WRITEINT16(imgptr, width);
WRITEINT16(imgptr, height);
@ -347,16 +354,18 @@ patch_t *R_FlatToPatch(UINT8 *raw, UINT16 width, UINT16 height, UINT16 leftoffse
}
//
// R_FlatToPatch_16bpp
// R_MaskedFlatToPatch
//
// Convert a 16-bit flat to a patch.
// Convert a masked flat to a patch.
// Explanation of "masked" flats in R_PatchToMaskedFlat.
//
patch_t *R_FlatToPatch_16bpp(UINT16 *raw, UINT16 width, UINT16 height, size_t *size)
patch_t *R_MaskedFlatToPatch(UINT16 *raw, UINT16 width, UINT16 height, UINT16 leftoffset, UINT16 topoffset, size_t *destsize)
{
UINT32 x, y;
UINT8 *img;
UINT8 *imgptr = imgbuf;
UINT8 *colpointers, *startofspan;
size_t size = 0;
if (!raw)
return NULL;
@ -364,9 +373,8 @@ patch_t *R_FlatToPatch_16bpp(UINT16 *raw, UINT16 width, UINT16 height, size_t *s
// Write image size and offset
WRITEINT16(imgptr, width);
WRITEINT16(imgptr, height);
// no offsets
WRITEINT16(imgptr, 0);
WRITEINT16(imgptr, 0);
WRITEINT16(imgptr, leftoffset);
WRITEINT16(imgptr, topoffset);
// Leave placeholder to column pointers
colpointers = imgptr;
@ -450,9 +458,12 @@ patch_t *R_FlatToPatch_16bpp(UINT16 *raw, UINT16 width, UINT16 height, size_t *s
WRITEUINT8(imgptr, 0xFF);
}
*size = imgptr-imgbuf;
img = Z_Malloc(*size, PU_STATIC, NULL);
memcpy(img, imgbuf, *size);
size = imgptr-imgbuf;
img = Z_Malloc(size, PU_STATIC, NULL);
memcpy(img, imgbuf, size);
if (destsize != NULL)
*destsize = size;
return (patch_t *)img;
}
@ -675,6 +686,41 @@ static UINT8 *PNG_RawConvert(const UINT8 *png, UINT16 *w, UINT16 *h, INT16 *topo
return flat;
}
// Convert a PNG with transparency to a raw image.
static UINT16 *PNG_MaskedRawConvert(const UINT8 *png, UINT16 *w, UINT16 *h, INT16 *topoffset, INT16 *leftoffset, size_t size)
{
UINT16 *flat;
png_uint_32 x, y;
png_bytep *row_pointers = PNG_Read(png, w, h, topoffset, leftoffset, size);
png_uint_32 width = *w, height = *h;
size_t flatsize, i;
if (!row_pointers)
I_Error("PNG_MaskedRawConvert: conversion failed");
// Convert the image to 16bpp
flatsize = (width * height);
flat = Z_Malloc(flatsize * sizeof(UINT16), PU_LEVEL, NULL);
// can't memset here
for (i = 0; i < flatsize; i++)
flat[i] = 0xFF00;
for (y = 0; y < height; y++)
{
png_bytep row = row_pointers[y];
for (x = 0; x < width; x++)
{
png_bytep px = &(row[x * 4]);
if ((UINT8)px[3])
flat[((y * width) + x)] = NearestColor((UINT8)px[0], (UINT8)px[1], (UINT8)px[2]);
}
}
free(row_pointers);
return flat;
}
//
// R_PNGToFlat
//
@ -690,16 +736,16 @@ UINT8 *R_PNGToFlat(UINT16 *width, UINT16 *height, UINT8 *png, size_t size)
//
// Convert a PNG to a patch.
//
patch_t *R_PNGToPatch(const UINT8 *png, size_t size, size_t *destsize, boolean transparency)
patch_t *R_PNGToPatch(const UINT8 *png, size_t size, size_t *destsize)
{
UINT16 width, height;
INT16 topoffset = 0, leftoffset = 0;
UINT8 *raw = PNG_RawConvert(png, &width, &height, &topoffset, &leftoffset, size);
UINT16 *raw = PNG_MaskedRawConvert(png, &width, &height, &topoffset, &leftoffset, size);
if (!raw)
I_Error("R_PNGToPatch: conversion failed");
return R_FlatToPatch(raw, width, height, leftoffset, topoffset, destsize, transparency);
return R_MaskedFlatToPatch(raw, width, height, leftoffset, topoffset, destsize);
}
//
@ -1150,7 +1196,7 @@ void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, sp
INT32 angle;
patch_t *patch;
patch_t *newpatch;
UINT16 *rawdst;
UINT16 *rawsrc, *rawdst;
size_t size;
INT32 bflip = (flip != 0x00);
@ -1196,6 +1242,17 @@ void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, sp
leftoffset = width - leftoffset;
}
// Draw the sprite to a temporary buffer.
size = (width*height);
rawsrc = Z_Malloc(size * sizeof(UINT16), PU_STATIC, NULL);
// can't memset here
for (i = 0; i < size; i++)
rawsrc[i] = 0xFF00;
R_PatchToMaskedFlat(patch, rawsrc, bflip);
// Don't cache angle = 0
for (angle = 1; angle < ROTANGLES; angle++)
{
INT32 newwidth, newheight;
@ -1287,7 +1344,7 @@ void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, sp
}
// make patch
newpatch = R_FlatToPatch_16bpp(rawdst, newwidth, newheight, &size);
newpatch = R_MaskedFlatToPatch(rawdst, newwidth, newheight, 0, 0, &size);
{
newpatch->leftoffset = (newpatch->width / 2) + (leftoffset - px);
newpatch->topoffset = (newpatch->height / 2) + (patch->topoffset - py);
@ -1303,9 +1360,11 @@ void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, sp
#ifdef HWRENDER
if (rendermode == render_opengl)
{
GLPatch_t *grPatch = HWR_GetCachedGLRotSprite(sprframe->rotsprite.hardware_patch[rot], angle, newpatch);
HWR_MakePatch(newpatch, grPatch, grPatch->mipmap, false);
GLPatch_t *grPatch = Z_Calloc(sizeof(GLPatch_t), PU_HWRPATCHINFO, NULL);
grPatch->mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_HWRPATCHINFO, NULL);
grPatch->rawpatch = newpatch;
sprframe->rotsprite.patch[rot][angle] = (patch_t *)grPatch;
HWR_MakePatch(newpatch, grPatch, grPatch->mipmap, false);
}
else
#endif // HWRENDER

View file

@ -41,9 +41,9 @@ typedef struct
boolean R_CheckIfPatch(lumpnum_t lump);
void R_TextureToFlat(size_t tex, UINT8 *flat);
void R_PatchToFlat(patch_t *patch, UINT8 *flat);
void R_PatchToFlat_16bpp(patch_t *patch, UINT16 *raw, boolean flip);
void R_PatchToMaskedFlat(patch_t *patch, UINT16 *raw, boolean flip);
patch_t *R_FlatToPatch(UINT8 *raw, UINT16 width, UINT16 height, UINT16 leftoffset, UINT16 topoffset, size_t *destsize, boolean transparency);
patch_t *R_FlatToPatch_16bpp(UINT16 *raw, UINT16 width, UINT16 height, size_t *size);
patch_t *R_MaskedFlatToPatch(UINT16 *raw, UINT16 width, UINT16 height, UINT16 leftoffset, UINT16 topoffset, size_t *destsize);
// Portable Network Graphics
boolean R_IsLumpPNG(const UINT8 *d, size_t s);
@ -51,7 +51,7 @@ boolean R_IsLumpPNG(const UINT8 *d, size_t s);
#ifndef NO_PNG_LUMPS
UINT8 *R_PNGToFlat(UINT16 *width, UINT16 *height, UINT8 *png, size_t size);
patch_t *R_PNGToPatch(const UINT8 *png, size_t size, size_t *destsize, boolean transparency);
patch_t *R_PNGToPatch(const UINT8 *png, size_t size, size_t *destsize);
boolean R_PNGDimensions(UINT8 *png, INT16 *width, INT16 *height, size_t size);
#endif

View file

@ -125,9 +125,6 @@ static void R_InstallSpriteLump(UINT16 wad, // graphics patch
sprtemp[frame].rotsprite.cached[r] = false;
for (ang = 0; ang < ROTANGLES; ang++)
sprtemp[frame].rotsprite.patch[r][ang] = NULL;
#ifdef HWRENDER
sprtemp[frame].rotsprite.hardware_patch[r] = M_AATreeAlloc(AATREE_ZUSER);
#endif/*HWRENDER*/
}
#endif/*ROTSPRITE*/
@ -284,7 +281,7 @@ static boolean R_AddSingleSpriteDef(const char *sprname, spritedef_t *spritedef,
// lump is a png so convert it
if (R_IsLumpPNG((UINT8 *)png, len))
{
png = R_PNGToPatch((UINT8 *)png, len, NULL, true);
png = R_PNGToPatch((UINT8 *)png, len, NULL);
M_Memcpy(&patch, png, sizeof(INT16)*4);
}
Z_Free(png);

View file

@ -1465,6 +1465,21 @@ boolean W_IsPatchCached(lumpnum_t lumpnum, void *ptr)
return W_IsPatchCachedPWAD(WADFILENUM(lumpnum),LUMPNUM(lumpnum), ptr);
}
void W_FlushCachedPatches(void)
{
if (needpatchflush)
{
Z_FreeTag(PU_CACHE);
Z_FreeTag(PU_PATCH);
Z_FreeTag(PU_HUDGFX);
Z_FreeTag(PU_HWRPATCHINFO);
Z_FreeTag(PU_HWRMODELTEXTURE);
Z_FreeTag(PU_HWRCACHE);
Z_FreeTags(PU_HWRCACHE_UNLOCKED, PU_HWRPATCHINFO_UNLOCKED);
}
needpatchflush = false;
}
// ==========================================================================
// W_CacheLumpName
// ==========================================================================
@ -1488,22 +1503,6 @@ void *W_CacheLumpName(const char *name, INT32 tag)
// Cache a patch into heap memory, convert the patch format as necessary
//
void W_FlushCachedPatches(void)
{
if (needpatchflush)
{
Z_FreeTag(PU_CACHE);
Z_FreeTag(PU_PATCH);
Z_FreeTag(PU_HUDGFX);
Z_FreeTag(PU_HWRPATCHINFO);
Z_FreeTag(PU_HWRMODELTEXTURE);
Z_FreeTag(PU_HWRCACHE);
Z_FreeTags(PU_HWRCACHE_UNLOCKED, PU_HWRPATCHINFO_UNLOCKED);
}
needpatchflush = false;
}
// Software-only compile cache the data without conversion
void *W_CachePatchNumPwad(UINT16 wad, UINT16 lump, INT32 tag)
{
#ifdef HWRENDER
@ -1541,7 +1540,7 @@ void *W_CachePatchNumPwad(UINT16 wad, UINT16 lump, INT32 tag)
if (R_IsLumpPNG((UINT8 *)lumpdata, len))
{
size_t newlen;
srcdata = R_PNGToPatch((UINT8 *)lumpdata, len, &newlen, true);
srcdata = R_PNGToPatch((UINT8 *)lumpdata, len, &newlen);
ptr = Z_Realloc(ptr, newlen, tag, &lumpcache[lump]);
M_Memcpy(ptr, srcdata, newlen);
Z_Free(srcdata);