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Delete leftover composite texture handling

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Lactozilla 2024-01-15 02:05:25 -03:00
parent 861d22fd44
commit 4cf9d38fb6
8 changed files with 24 additions and 302 deletions
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2
src/r_draw.h
View file

@ -172,8 +172,6 @@ void R_DrawTranslucentColumn_8(void);
void R_DrawDropShadowColumn_8(void);
void R_DrawTranslatedColumn_8(void);
void R_DrawTranslatedTranslucentColumn_8(void);
void R_Draw2sMultiPatchColumn_8(void);
void R_Draw2sMultiPatchTranslucentColumn_8(void);
void R_DrawFogColumn_8(void);
void R_DrawColumnShadowed_8(void);

193
src/r_draw8.c
View file

@ -105,199 +105,6 @@ void R_DrawColumn_8(void)
}
}
void R_Draw2sMultiPatchColumn_8(void)
{
INT32 count;
register UINT8 *dest;
register fixed_t frac;
fixed_t fracstep;
count = dc_yh - dc_yl;
if (count < 0) // Zero length, column does not exceed a pixel.
return;
#ifdef RANGECHECK
if ((unsigned)dc_x >= (unsigned)vid.width || dc_yl < 0 || dc_yh >= vid.height)
return;
#endif
// Framebuffer destination address.
// Use ylookup LUT to avoid multiply with ScreenWidth.
// Use columnofs LUT for subwindows?
//dest = ylookup[dc_yl] + columnofs[dc_x];
dest = &topleft[dc_yl*vid.width + dc_x];
count++;
// Determine scaling, which is the only mapping to be done.
fracstep = dc_iscale;
//frac = dc_texturemid + (dc_yl - centery)*fracstep;
frac = (dc_texturemid + FixedMul((dc_yl << FRACBITS) - centeryfrac, fracstep))*(!dc_hires);
// Inner loop that does the actual texture mapping, e.g. a DDA-like scaling.
// This is as fast as it gets.
{
register const UINT8 *source = dc_source;
register const lighttable_t *colormap = dc_colormap;
register INT32 heightmask = dc_texheight-1;
register UINT8 val;
if (dc_texheight & heightmask) // not a power of 2 -- killough
{
heightmask++;
heightmask <<= FRACBITS;
if (frac < 0)
while ((frac += heightmask) < 0);
else
while (frac >= heightmask)
frac -= heightmask;
do
{
// Re-map color indices from wall texture column
// using a lighting/special effects LUT.
// heightmask is the Tutti-Frutti fix
val = source[frac>>FRACBITS];
if (val != TRANSPARENTPIXEL)
*dest = colormap[val];
dest += vid.width;
// Avoid overflow.
if (fracstep > 0x7FFFFFFF - frac)
frac += fracstep - heightmask;
else
frac += fracstep;
while (frac >= heightmask)
frac -= heightmask;
} while (--count);
}
else
{
while ((count -= 2) >= 0) // texture height is a power of 2
{
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = colormap[val];
dest += vid.width;
frac += fracstep;
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = colormap[val];
dest += vid.width;
frac += fracstep;
}
if (count & 1)
{
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = colormap[val];
}
}
}
}
void R_Draw2sMultiPatchTranslucentColumn_8(void)
{
INT32 count;
register UINT8 *dest;
register fixed_t frac;
fixed_t fracstep;
count = dc_yh - dc_yl;
if (count < 0) // Zero length, column does not exceed a pixel.
return;
#ifdef RANGECHECK
if ((unsigned)dc_x >= (unsigned)vid.width || dc_yl < 0 || dc_yh >= vid.height)
return;
#endif
// Framebuffer destination address.
// Use ylookup LUT to avoid multiply with ScreenWidth.
// Use columnofs LUT for subwindows?
//dest = ylookup[dc_yl] + columnofs[dc_x];
dest = &topleft[dc_yl*vid.width + dc_x];
count++;
// Determine scaling, which is the only mapping to be done.
fracstep = dc_iscale;
//frac = dc_texturemid + (dc_yl - centery)*fracstep;
frac = (dc_texturemid + FixedMul((dc_yl << FRACBITS) - centeryfrac, fracstep))*(!dc_hires);
// Inner loop that does the actual texture mapping, e.g. a DDA-like scaling.
// This is as fast as it gets.
{
register const UINT8 *source = dc_source;
register const UINT8 *transmap = dc_transmap;
register const lighttable_t *colormap = dc_colormap;
register INT32 heightmask = dc_texheight-1;
register UINT8 val;
if (dc_texheight & heightmask) // not a power of 2 -- killough
{
heightmask++;
heightmask <<= FRACBITS;
if (frac < 0)
while ((frac += heightmask) < 0);
else
while (frac >= heightmask)
frac -= heightmask;
do
{
// Re-map color indices from wall texture column
// using a lighting/special effects LUT.
// heightmask is the Tutti-Frutti fix
val = source[frac>>FRACBITS];
if (val != TRANSPARENTPIXEL)
*dest = *(transmap + (colormap[val]<<8) + (*dest));
dest += vid.width;
// Avoid overflow.
if (fracstep > 0x7FFFFFFF - frac)
frac += fracstep - heightmask;
else
frac += fracstep;
while (frac >= heightmask)
frac -= heightmask;
} while (--count);
}
else
{
while ((count -= 2) >= 0) // texture height is a power of 2
{
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = *(transmap + (colormap[val]<<8) + (*dest));
dest += vid.width;
frac += fracstep;
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = *(transmap + (colormap[val]<<8) + (*dest));
dest += vid.width;
frac += fracstep;
}
if (count & 1)
{
val = source[(frac>>FRACBITS) & heightmask];
if (val != TRANSPARENTPIXEL)
*dest = *(transmap + (colormap[val]<<8) + (*dest));
}
}
}
}
/** \brief The R_DrawShadeColumn_8 function
Experiment to make software go faster. Taken from the Boom source
*/

31
src/r_picformats.c
View file

@ -873,13 +873,15 @@ void *Picture_TextureToFlat(size_t texnum)
desttop = converted;
deststop = desttop + flatsize;
if (!texture->holes)
for (size_t col = 0; col < (size_t)texture->width; col++, desttop++)
{
for (size_t col = 0; col < (size_t)texture->width; col++, desttop++)
column_t *column = (column_t *)R_GetColumn(texnum, col);
for (unsigned i = 0; i < column->num_posts; i++)
{
source = R_GetColumn(texnum, col)->pixels;
dest = desttop;
for (size_t ofs = 0; dest < deststop && ofs < (size_t)texture->height; ofs++)
post_t *post = &column->posts[i];
dest = desttop + (post->topdelta * texture->width);
source = column->pixels + post->data_offset;
for (size_t ofs = 0; dest < deststop && ofs < post->length; ofs++)
{
if (source[ofs] != TRANSPARENTPIXEL)
*dest = source[ofs];
@ -887,25 +889,6 @@ void *Picture_TextureToFlat(size_t texnum)
}
}
}
else
{
for (size_t col = 0; col < (size_t)texture->width; col++, desttop++)
{
column_t *column = (column_t *)R_GetColumn(texnum, col);
for (unsigned i = 0; i < column->num_posts; i++)
{
post_t *post = &column->posts[i];
dest = desttop + (post->topdelta * texture->width);
source = column->pixels + post->data_offset;
for (size_t ofs = 0; dest < deststop && ofs < post->length; ofs++)
{
if (source[ofs] != TRANSPARENTPIXEL)
*dest = source[ofs];
dest += texture->width;
}
}
}
}
return converted;
}

84
src/r_segs.c
View file

@ -96,46 +96,6 @@ void R_ClearSegTables(void)
// R_RenderMaskedSegRange
// ==========================================================================
// If we have a multi-patch texture on a 2sided wall (rare) then we draw
// it using R_DrawColumn, else we draw it using R_DrawMaskedColumn, this
// way we don't have to store extra post_t info with each column for
// multi-patch textures. They are not normally needed as multi-patch
// textures don't have holes in it. At least not for now.
static void R_Render2sidedMultiPatchColumn(column_t *column)
{
INT32 bottomscreen = sprtopscreen + spryscale * lengthcol;
dc_yl = (sprtopscreen+FRACUNIT-1)>>FRACBITS;
dc_yh = (bottomscreen-1)>>FRACBITS;
if (windowtop != INT32_MAX && windowbottom != INT32_MAX)
{
dc_yl = ((windowtop + FRACUNIT)>>FRACBITS);
dc_yh = (windowbottom - 1)>>FRACBITS;
}
if (dc_yh >= mfloorclip[dc_x])
dc_yh = mfloorclip[dc_x] - 1;
if (dc_yl <= mceilingclip[dc_x])
dc_yl = mceilingclip[dc_x] + 1;
if (dc_yl >= vid.height || dc_yh < 0)
return;
if (dc_yl <= dc_yh && dc_yh < vid.height && dc_yh > 0)
{
dc_source = column->pixels;
if (colfunc == colfuncs[BASEDRAWFUNC])
(colfuncs[COLDRAWFUNC_TWOSMULTIPATCH])();
else if (colfunc == colfuncs[COLDRAWFUNC_FUZZY])
(colfuncs[COLDRAWFUNC_TWOSMULTIPATCHTRANS])();
else
colfunc();
}
}
transnum_t R_GetLinedefTransTable(fixed_t alpha)
{
return (20*(FRACUNIT - alpha - 1) + FRACUNIT) >> (FRACBITS+1);
@ -211,26 +171,16 @@ void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
rw_scalestep = scalestep;
spryscale = scale1 + (x1 - ds->x1)*rw_scalestep;
// Texture must be cached before setting colfunc_2s,
// otherwise texture[texnum]->holes may be false when it shouldn't be
// Texture must be cached
R_CheckTextureCache(texnum);
// handle case where multipatch texture is drawn on a 2sided wall, multi-patch textures
// are not stored per-column with post info in SRB2
if (textures[texnum]->holes)
if (textures[texnum]->flip & 2) // vertically flipped?
{
if (textures[texnum]->flip & 2) // vertically flipped?
{
colfunc_2s = R_DrawFlippedMaskedColumn;
lengthcol = textures[texnum]->height;
}
else
colfunc_2s = R_DrawMaskedColumn; // render the usual 2sided single-patch packed texture
}
else
{
colfunc_2s = R_Render2sidedMultiPatchColumn; // render multipatch with no holes (no post_t info)
colfunc_2s = R_DrawFlippedMaskedColumn;
lengthcol = textures[texnum]->height;
}
else
colfunc_2s = R_DrawMaskedColumn; // render the usual 2sided single-patch packed texture
// Setup lighting based on the presence/lack-of 3D floors.
dc_numlights = 0;
@ -784,26 +734,16 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
dc_texturemid += offsetvalue;
// Texture must be cached before setting colfunc_2s,
// otherwise texture[texnum]->holes may be false when it shouldn't be
// Texture must be cached
R_CheckTextureCache(texnum);
//faB: handle case where multipatch texture is drawn on a 2sided wall, multi-patch textures
// are not stored per-column with post info anymore in Doom Legacy
if (textures[texnum]->holes)
if (textures[texnum]->flip & 2) // vertically flipped?
{
if (textures[texnum]->flip & 2) // vertically flipped?
{
colfunc_2s = R_DrawRepeatFlippedMaskedColumn;
lengthcol = textures[texnum]->height;
}
else
colfunc_2s = R_DrawRepeatMaskedColumn; // render the usual 2sided single-patch packed texture
}
else
{
colfunc_2s = R_Render2sidedMultiPatchColumn; //render multipatch with no holes (no post_t info)
colfunc_2s = R_DrawRepeatFlippedMaskedColumn;
lengthcol = textures[texnum]->height;
}
else
colfunc_2s = R_DrawRepeatMaskedColumn; // render the usual 2sided single-patch packed texture
// Set heights according to plane, or slope, whichever
{

9
src/r_textures.c
View file

@ -326,7 +326,6 @@ UINT8 *R_GenerateTexture(size_t texnum)
// If the patch uses transparency, we have to save it this way.
if (holey)
{
texture->holes = true;
texture->flip = patch->flip;
Patch_CalcDataSizes(realpatch, &total_pixels, &total_posts);
@ -342,7 +341,10 @@ UINT8 *R_GenerateTexture(size_t texnum)
texturecolumns[texnum] = columns;
Patch_MakeColumns(realpatch, texture->width, texture->width, blocktex, columns, posts, texture->flip);
// Handles flipping as well.
// we can't as easily flip the patch vertically sadly though,
// we have wait until the texture itself is drawn to do that
Patch_MakeColumns(realpatch, texture->width, texture->width, blocktex, columns, posts, patch->flip & 1);
goto done;
}
@ -352,7 +354,6 @@ UINT8 *R_GenerateTexture(size_t texnum)
// multi-patch textures (or 'composite')
multipatch:
texture->holes = true;
texture->flip = 0;
// To make things easier, I just allocate WxH always
@ -787,7 +788,6 @@ Rloadflats (INT32 i, INT32 w)
texture->type = TEXTURETYPE_FLAT;
texture->patchcount = 1;
texture->holes = false;
texture->flip = 0;
// Allocate information for the texture's patches.
@ -888,7 +888,6 @@ Rloadtextures (INT32 i, INT32 w)
texture->type = TEXTURETYPE_SINGLEPATCH;
texture->patchcount = 1;
texture->holes = false;
texture->flip = 0;
// Allocate information for the texture's patches.

3
src/r_textures.h
View file

@ -53,9 +53,8 @@ typedef struct
// Keep name for switch changing, etc.
char name[8];
UINT32 hash;
UINT8 type; // TEXTURETYPE_
UINT8 type; // TEXTURETYPE_*
INT16 width, height;
boolean holes;
UINT8 flip; // 1 = flipx, 2 = flipy, 3 = both
void *flat; // The texture, as a flat.

2
src/screen.c
View file

@ -116,8 +116,6 @@ void SCR_SetDrawFuncs(void)
colfuncs[COLDRAWFUNC_SHADE] = R_DrawShadeColumn_8;
colfuncs[COLDRAWFUNC_SHADOWED] = R_DrawColumnShadowed_8;
colfuncs[COLDRAWFUNC_TRANSTRANS] = R_DrawTranslatedTranslucentColumn_8;
colfuncs[COLDRAWFUNC_TWOSMULTIPATCH] = R_Draw2sMultiPatchColumn_8;
colfuncs[COLDRAWFUNC_TWOSMULTIPATCHTRANS] = R_Draw2sMultiPatchTranslucentColumn_8;
colfuncs[COLDRAWFUNC_FOG] = R_DrawFogColumn_8;
spanfuncs[SPANDRAWFUNC_TRANS] = R_DrawTranslucentSpan_8;

2
src/screen.h
View file

@ -126,8 +126,6 @@ enum
COLDRAWFUNC_SHADE,
COLDRAWFUNC_SHADOWED,
COLDRAWFUNC_TRANSTRANS,
COLDRAWFUNC_TWOSMULTIPATCH,
COLDRAWFUNC_TWOSMULTIPATCHTRANS,
COLDRAWFUNC_FOG,
COLDRAWFUNC_MAX