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Added Line_SetTextureScale.

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SVN r1658 (trunk)
This commit is contained in:
Christoph Oelckers 2009-06-08 23:49:27 +00:00
parent a425214432
commit da2df2778e
2 changed files with 61 additions and 1 deletions
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53
src/p_lnspec.cpp
View file

@ -2357,6 +2357,57 @@ FUNC(LS_Line_SetTextureOffset)
return true;
}
FUNC(LS_Line_SetTextureScale)
// Line_SetTextureScale (id, x, y, side, flags)
{
const fixed_t NO_CHANGE = 32767<<FRACBITS;
if (arg0 == 0 || arg3 < 0 || arg3 > 1)
return false;
for(int line = -1; (line = P_FindLineFromID (arg0, line)) >= 0; )
{
if (lines[line].sidenum[arg3] != NO_SIDE)
{
side_t *side = &sides[lines[line].sidenum[arg3]];
if ((arg4&8)==0)
{
// set
if (arg1 != NO_CHANGE)
{
if (arg4&1) side->SetTextureXScale(side_t::top, arg1);
if (arg4&2) side->SetTextureXScale(side_t::mid, arg1);
if (arg4&4) side->SetTextureXScale(side_t::bottom, arg1);
}
if (arg2 != NO_CHANGE)
{
if (arg4&1) side->SetTextureYScale(side_t::top, arg2);
if (arg4&2) side->SetTextureYScale(side_t::mid, arg2);
if (arg4&4) side->SetTextureYScale(side_t::bottom, arg2);
}
}
else
{
// add
if (arg1 != NO_CHANGE)
{
if (arg4&1) side->MultiplyTextureXScale(side_t::top, arg1);
if (arg4&2) side->MultiplyTextureXScale(side_t::mid, arg1);
if (arg4&4) side->MultiplyTextureXScale(side_t::bottom, arg1);
}
if (arg2 != NO_CHANGE)
{
if (arg4&1) side->MultiplyTextureYScale(side_t::top, arg2);
if (arg4&2) side->MultiplyTextureYScale(side_t::mid, arg2);
if (arg4&4) side->MultiplyTextureYScale(side_t::bottom, arg2);
}
}
}
}
return true;
}
FUNC(LS_Line_SetBlocking)
// Line_SetBlocking (id, setflags, clearflags)
{
@ -2978,7 +3029,7 @@ lnSpecFunc LineSpecials[256] =
LS_Line_SetTextureOffset,
LS_Sector_ChangeFlags,
LS_Line_SetBlocking,
LS_NOP, // 56
LS_Line_SetTextureScale,
LS_NOP, // 57
LS_NOP, // 58
LS_NOP, // 59

9
src/r_defs.h
View file

@ -804,6 +804,11 @@ struct side_t
{
return textures[which].xscale;
}
void MultiplyTextureXScale(int which, fixed_t delta)
{
textures[which].xscale = FixedMul(textures[which].xscale, delta);
}
void SetTextureYScale(int which, fixed_t scale)
{
@ -817,6 +822,10 @@ struct side_t
{
return textures[which].yscale;
}
void MultiplyTextureYScale(int which, fixed_t delta)
{
textures[which].yscale = FixedMul(textures[which].yscale, delta);
}
DInterpolation *SetInterpolation(int position);
void StopInterpolation(int position);