ShuriZma
/
desmume
mirror of https://github.com/TASEmulators/desmume.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

regrouped a little bit the loops.

This commit is contained in:
damdoum 2007-01-22 15:04:53 +00:00
parent dd4d72faf9
commit 7071f0d35c
1 changed files with 45 additions and 76 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

121
desmume/src/GPU.c
View File

@ -672,6 +672,8 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
u8 * pal;
u16 yoff;
u16 x;
u8 line_dir = 1;
u8 pt_xor = 0;
if(tmp>31)
{
@ -695,6 +697,7 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
pal = ARM9Mem.ARM9_VMEM + gpu->core * ADDRESS_STEP_1KB ;
for(x = 0; x < LG;)
{
u8 pt = 0, save = 0;
u8 * mapinfo;
u16 mapinfovalue;
u8 *line;
@ -713,60 +716,36 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
if (c) renderline_setFinalColor(gpu,0,num,dst,T1ReadWord(pal, ((c) + ((mapinfovalue>>12)&0xF) * m) << 1),x,Y) ; \
dst += 2; x++; xoff++;
if((mapinfovalue) & 0x400)
{
u8 pt = 0 ;
u8 save = 0;
line += 3 - ((xoff&7)>>1);
for(; x < xfin; ) {
// XXX
if ((pt % mw) == 0) { /* only update the color we draw every mw pixels */
if (pt & 1) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
}
RENDERL(save,0x10)
pt++ ;
if (!(pt % mw)) { /* next pixel next possible color update */
if (pt & 1) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
}
RENDERL(save,0x10)
line--; pt++ ;
}
line_dir = -1;
pt_xor = 0;
} else {
u8 pt = 0 ;
u8 save = 0;
line += ((xoff&7)>>1);
for(; x < xfin; ) {
line_dir = 1;
pt_xor = 1;
}
// XXX
if (!(pt % mw)) { /* only update the color we draw every n mw pixels */
if (!(pt & 1)) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
for(; x < xfin; ) {
if (!(pt % mw)) { /* only update the color we draw every n mw pixels */
if ((pt & 1)^pt_xor) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
RENDERL(save,0x10)
pt++ ;
if (!(pt % mw)) { /* next pixel next possible color update */
if (!(pt & 1)) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
}
RENDERL(save,0x10)
line++; pt++ ;
}
RENDERL(save,0x10)
pt++ ;
if (!(pt % mw)) { /* next pixel next possible color update */
if ((pt & 1)^pt_xor) {
save = (*line) & 0xF ;
} else {
save = (*line) >> 4 ;
}
}
RENDERL(save,0x10)
line+=line_dir; pt++ ;
}
}
} else { /* no mosaic mode */
@ -792,19 +771,19 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
if((mapinfovalue) & 0x400)
{
line += 3 - ((xoff&7)>>1);
line_dir = -1;
for(; x < xfin; ) {
// XXX
RENDERL(((*line)>>4),0x10)
RENDERL(((*line)&0xF),0x10)
line--;
line += line_dir;
}
} else {
line += ((xoff&7)>>1);
line_dir = 1;
for(; x < xfin; ) {
// XXX
RENDERL(((*line)&0xF),0x10)
RENDERL(((*line)>>4),0x10)
line++;
line += line_dir;
}
}
}
@ -833,19 +812,15 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
if((mapinfovalue)& 0x400)
{
line += (7 - (xoff&7));
for(; x < xfin; )
{
RENDERL((*line),0)
line--;
}
} else
{
line_dir = -1;
} else {
line += (xoff&7);
for(; x < xfin; )
{
RENDERL((*line),0)
line++;
}
line_dir = 1;
}
for(; x < xfin; )
{
RENDERL((*line),0)
line += line_dir;
}
return;
}
@ -877,21 +852,15 @@ INLINE void renderline_textBG(GPU * gpu, u8 num, u8 * DST, u32 Y, u16 XBG, u16 Y
if((mapinfovalue)& 0x400)
{
line += (7 - (xoff&7));
for(; x < xfin;)
{
/* this is was adapted */
RENDERL((*line),0x100)
line--;
}
} else
{
line_dir = -1;
} else {
line += (xoff&7);
for(; x < xfin; )
{
/* this is was adapted */
RENDERL((*line),0x100)
line++;
}
line_dir = 1;
}
for(; x < xfin; )
{
RENDERL((*line),0x100)
line += line_dir;
}
}
#undef RENDERL