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Code Releases Wiki Activity

_lrotl -> rotateLeft

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This commit is contained in:
Luke Ceddia 2018-12-28 21:57:00 +11:00
parent ddd83c0238
commit fac8188bc5
1 changed files with 6 additions and 9 deletions
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15
internal/c/libqb.cpp
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@ -38,9 +38,9 @@ int32 disableEvents=0;
nanosleep (&ts, NULL);
}
// uint32 _lrotl(uint32 word,uint32 shift){
// return (word << shift) | (word >> (32 - shift));
// }
uint32 _lrotl(uint32 word,uint32 shift){
return (word << shift) | (word >> (32 - shift));
}
void ZeroMemory(void *ptr,int64 bytes){
memset(ptr,0,bytes);
@ -8936,8 +8936,7 @@ void qb32_line(float x1f,float y1f,float x2f,float y2f,uint32 col,uint32 style){
style=(style&65535)+(style<<16);
lineclip_skippixels&=15;
//style=_lrotl(style,lineclip_skippixels);
style=((style << lineclip_skippixels) | (style >> (32 - lineclip_skippixels)));
style=_lrotl(style,lineclip_skippixels);
if (lineclip_draw){
l=abs(lineclip_x1-lineclip_x2);
@ -8954,8 +8953,7 @@ void qb32_line(float x1f,float y1f,float x2f,float y2f,uint32 col,uint32 style){
while (l--){
if (y1f<0) lineclip_y1=y1f-0.5f; else lineclip_y1=y1f+0.5f;
//if ((style=_lrotl(style,1))&1){
if (style=((style << 1) | (style >> 31))&1){
if ((style=_lrotl(style,1))&1){
pset(lineclip_x1,lineclip_y1,col);
}
@ -8974,8 +8972,7 @@ void qb32_line(float x1f,float y1f,float x2f,float y2f,uint32 col,uint32 style){
l2++;
while (l2--){
if (x1f<0) lineclip_x1=x1f-0.5f; else lineclip_x1=x1f+0.5f;
//if ((style=_lrotl(style,1))&1){
if (style=((style << 1) | (style >> 31))&1){
if ((style=_lrotl(style,1))&1){
pset(lineclip_x1,lineclip_y1,col);
}
lineclip_y1+=mi;