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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@472 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
Lee Salzman
2006-11-05 17:41:27 +00:00
parent 7d429be232
commit 1802cace77
35 changed files with 960 additions and 620 deletions
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source/src/worldocull.cpp
+4 -4
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@@ -34,7 +34,7 @@ void computeraytable(float vx, float vy)
|| (angle<byaw-PI2 && angle>syaw-PI2)
|| (angle<byaw+PI2 && angle>syaw+PI2))
&& !OUTBORD(vx, vy)
&& !SOLID(S(fast_f2nat(vx), fast_f2nat(vy)))) // try to avoid tracing ray if outside of frustrum
&& !SOLID(S(int(vx), int(vy)))) // try to avoid tracing ray if outside of frustrum
{
float ray = i*8/(float)NUMRAYS;
float dx, dy;
@@ -48,7 +48,7 @@ void computeraytable(float vx, float vy)
{
sx += dx;
sy += dy;
if(SOLID(S(fast_f2nat(sx), fast_f2nat(sy)))) // 90% of time spend in this function is on this line
if(SOLID(S(int(sx), int(sy)))) // 90% of time spend in this function is on this line
{
rdist[i] = (float)(fabs(sx-vx)+fabs(sy-vy));
break;
@@ -122,8 +122,8 @@ int isoccluded(float vx, float vy, float cx, float cy, float csize) // v = v
}
else { h = ca(cx+csize-vx, cy-vy); l = ca(cx-vx, cy+csize-vy); }; // H
};
int si = fast_f2nat(h*(NUMRAYS/8))+NUMRAYS; // get indexes into occlusion map from angles
int ei = fast_f2nat(l*(NUMRAYS/8))+NUMRAYS+1;
int si = int(h*(NUMRAYS/8))+NUMRAYS; // get indexes into occlusion map from angles
int ei = int(l*(NUMRAYS/8))+NUMRAYS+1;
if(ei<=si) ei += NUMRAYS;
for(int i = si; i<=ei; i++)