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better crosshair

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This commit is contained in:
Jaime Passos 2019-09-24 19:44:30 -03:00
parent f7c1727959
commit b022ebe912
1 changed files with 26 additions and 11 deletions
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37
src/am_map.c
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@ -62,7 +62,7 @@ static const UINT8 NOCLIMBYELLOWS = (11*16);
#define NOCLIMBCDWALLCOLORS NOCLIMBYELLOWS
#define THINGCOLORS GREENS
#define GRIDCOLORS (GRAYS + GRAYSRANGE/2)
#define XHAIRCOLORS GRAYS
#define XHAIRCOLORS DWHITE
// controls
#define AM_PANUPKEY KEY_UPARROW
@ -137,16 +137,14 @@ static const mline_t player_arrow[] = {
#undef R
#define NUMPLYRLINES (sizeof (player_arrow)/sizeof (mline_t))
#if 0
#define R (FRACUNIT)
static mline_t triangle_guy[] = {
{ { (fixed_t)-.867f*R, (fixed_t)-.5f*R }, { (fixed_t) .867f*R, (fixed_t)-.5f*R } },
{ { (fixed_t) .867f*R, (fixed_t)-.5f*R }, { (fixed_t) 0, (fixed_t) R } },
{ { (fixed_t) 0, (fixed_t) R }, { (fixed_t)-.867f*R, (fixed_t)-.5f*R } }
static const mline_t cross_mark[] =
{
{ { -R, 0 }, { R, 0} },
{ { 0, -R }, { 0, R } },
};
#undef R
#define NUMTRIANGLEGUYLINES (sizeof (triangle_guy)/sizeof (mline_t))
#endif
#define NUMCROSSMARKLINES (sizeof(cross_mark)/sizeof(mline_t))
#define R (FRACUNIT)
static const mline_t thintriangle_guy[] = {
@ -1074,13 +1072,30 @@ static inline void AM_drawThings(UINT8 colors)
}
}
/** Draws the crosshair, actually just a dot in software mode.
/** Draws the crosshair.
*
* \param color Color for the crosshair.
*/
static inline void AM_drawCrosshair(UINT8 color)
{
V_DrawFill(f_w/2 + f_x, f_h/2 + f_y, 1, 1, color|V_NOSCALESTART);
const fixed_t scale = 4<<FRACBITS;
size_t i;
fline_t fl;
for (i = 0; i < NUMCROSSMARKLINES; i++)
{
fl.a.x = FixedMul(cross_mark[i].a.x, scale) >> FRACBITS;
fl.a.y = FixedMul(cross_mark[i].a.y, scale) >> FRACBITS;
fl.b.x = FixedMul(cross_mark[i].b.x, scale) >> FRACBITS;
fl.b.y = FixedMul(cross_mark[i].b.y, scale) >> FRACBITS;
fl.a.x += f_x + (f_w / 2);
fl.a.y += f_y + (f_h / 2);
fl.b.x += f_x + (f_w / 2);
fl.b.y += f_y + (f_h / 2);
AM_drawFline(&fl, color);
}
}
/** Draws the automap.
@ -1096,5 +1111,5 @@ void AM_Drawer(void)
AM_drawPlayers();
AM_drawThings(THINGCOLORS);
AM_drawCrosshair(XHAIRCOLORS);
if (!followplayer) AM_drawCrosshair(XHAIRCOLORS);
}