engine.c: remove some old "#if 1"s, add compilation switch MULTI_COLUMN_VLINE.

Unconditionally enabled, but useful for comparing the behavior of the 1-column
vline functions against the 2- or 4-column ones.

git-svn-id: https://svn.eduke32.com/eduke32@3311 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2012-12-23 13:59:56 +00:00
parent 9dc1d212a7
commit 9af1cf8368

View file

@ -47,6 +47,7 @@
//#define CLASSIC_NONPOW2_YSIZE_WALLS
#define CLASSIC_NONPOW2_YSIZE_SPRITES
#define MULTI_COLUMN_VLINE
//#define DEBUG_TILESIZY_512
#if !defined DEBUG_MAIN_ARRAYS
@ -1026,8 +1027,6 @@ void yax_drawrooms(void (*SpriteAnimFunc)(int32_t,int32_t,int32_t,int32_t),
g_nodraw = 0;
scansector_collectsprites = 0;
#if 1
//def ENGINE_CLEAR_SCREEN
if (editstatus==1)
{
if (getrendermode()==0)
@ -1043,7 +1042,6 @@ void yax_drawrooms(void (*SpriteAnimFunc)(int32_t,int32_t,int32_t,int32_t),
}
#endif
}
#endif
for (cf=0; cf<2; cf++)
{
@ -2691,13 +2689,12 @@ skipitaddwall:
static void maskwallscan(int32_t x1, int32_t x2, int16_t *uwal, int16_t *dwal, int32_t *swal, int32_t *lwal)
{
int32_t x,/* startx,*/ xnice, ynice;
intptr_t startx, p, pp, fpalookup;
intptr_t startx, p, fpalookup;
int32_t y1ve[4], y2ve[4], tsizx, tsizy;
#if 1 //ndef ENGINE_USING_A_C
#ifdef MULTI_COLUMN_VLINE
char bad;
int32_t i, u4, d4, dax, z;
#endif
setgotpic(globalpicnum);
if (globalshiftval < 0)
return;
@ -2735,6 +2732,7 @@ static void maskwallscan(int32_t x1, int32_t x2, int16_t *uwal, int16_t *dwal, i
goto do_mvlineasm1;
#endif
#ifdef MULTI_COLUMN_VLINE
for (; (x<=x2)&&(p&3); x++,p++)
{
y1ve[0] = max(uwal[x],startumost[x+windowx1]-windowy1);
@ -2754,6 +2752,8 @@ static void maskwallscan(int32_t x1, int32_t x2, int16_t *uwal, int16_t *dwal, i
}
for (; x<=x2-3; x+=4,p+=4)
{
intptr_t pp;
bad = 0;
for (z=3,dax=x+3; z>=0; z--,dax--)
{
@ -2810,6 +2810,8 @@ static void maskwallscan(int32_t x1, int32_t x2, int16_t *uwal, int16_t *dwal, i
if (y2ve[2] > d4) mvlineasm1(vince[2],palookupoffse[2],y2ve[2]-d4-1,vplce[2],bufplce[2],pp+2);
if (y2ve[3] > d4) mvlineasm1(vince[3],palookupoffse[3],y2ve[3]-d4-1,vplce[3],bufplce[3],pp+3);
}
#endif
#ifdef NONPOW2_YSIZE_ASM
do_mvlineasm1:
#endif
@ -3696,11 +3698,12 @@ static void wallscan(int32_t x1, int32_t x2,
int32_t x, xnice, ynice;
intptr_t fpalookup;
int32_t y1ve[4], y2ve[4], tsizx, tsizy;
#if 1 //ndef ENGINE_USING_A_C
#ifdef MULTI_COLUMN_VLINE
char bad;
int32_t i, u4, d4, z;
uintptr_t p;
#endif
#ifdef YAX_ENABLE
if (g_nodraw)
return;
@ -3737,6 +3740,7 @@ static void wallscan(int32_t x1, int32_t x2,
goto do_vlineasm1;
#endif
#ifdef MULTI_COLUMN_VLINE
for (; (x<=x2)&&((x+frameoffset)&3); x++)
{
y1ve[0] = max(uwal[x],umost[x]);
@ -3812,6 +3816,8 @@ static void wallscan(int32_t x1, int32_t x2,
if (y2ve[2] > d4) prevlineasm1(vince[2],palookupoffse[2],y2ve[2]-d4-1,vplce[2],bufplce[2],p+2);
if (y2ve[3] > d4) prevlineasm1(vince[3],palookupoffse[3],y2ve[3]-d4-1,vplce[3],bufplce[3],p+3);
}
#endif
#ifdef NONPOW2_YSIZE_ASM
do_vlineasm1:
#endif
@ -3881,7 +3887,7 @@ static void transmaskvline(int32_t x)
//
// transmaskvline2 (internal)
//
#if 1 //ndef ENGINE_USING_A_C
#ifdef MULTI_COLUMN_VLINE
static void transmaskvline2(int32_t x)
{
int32_t i, y1, y2, x2;
@ -3982,7 +3988,7 @@ static void transmaskwallscan(int32_t x1, int32_t x2)
else
#endif
{
#if 1 //ndef ENGINE_USING_A_C
#ifdef MULTI_COLUMN_VLINE
if ((x <= x2) && (x&1)) transmaskvline(x), x++;
while (x < x2) transmaskvline2(x), x += 2;
#endif
@ -7194,7 +7200,6 @@ static void dorotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t
#if defined ENGINE_USING_A_C
if ((dastat&1)==0 && ((a&1023) == 0) && (ysiz <= 256)) //vlineasm4 has 256 high limit!
#else
//#if !defined ENGINE_USING_A_C // (1)
if ((dastat&1) == 0)
#endif
{
@ -7437,7 +7442,6 @@ static void dorotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t
#endif // !defined ENGINE_USING_A_C
}
else
//#endif // !defined ENGINE_USING_A_C // (1)
{
if ((dastat&1) == 0)
{
@ -11731,7 +11735,6 @@ restart_grand:
if (((intz-sv->z)^vz) < 0) continue;
if ((cstat&64) != 0)
if ((sv->z > intz) == ((cstat&8)==0)) continue;
#if 1
// Abyss crash prevention code ((intz-sv->z)*zx overflowing a 8-bit word)
// PK: the reason for the crash is not the overflowing (even if it IS a problem;
@ -11745,7 +11748,6 @@ restart_grand:
intx = sv->x+scale(intz-sv->z,vx,vz);
inty = sv->y+scale(intz-sv->z,vy,vz);
#endif
if (klabs(intx-sv->x)+klabs(inty-sv->y) > klabs((hit->pos.x)-sv->x)+klabs((hit->pos.y)-sv->y))
continue;