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

Fixed a lot of glitches with shadows (but there are still glitches). 

If you think it's wrong, read this: http://nocash.emubase.de/gbatek.htm#ds3dshadowpolygons
GBATek rocks :)
This commit is contained in:
luigi__ 2009-03-09 22:33:08 +00:00
parent 14efca22bd
commit fabcf94d50
1 changed files with 21 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
desmume/src/rasterize.cpp
View File

@ -216,7 +216,6 @@ INLINE static void SubmitVertex(int vert_index, VERT& rawvert)
static Fragment screen[256*192];
FORCEINLINE int iround(float f) {
return (int)f; //lol
}
@ -449,6 +448,7 @@ static FORCEINLINE void pixel(int adr,float r, float g, float b, float invu, flo
{
//depth = fastFloor(z*0x7FFF)>>8;
depth = z*0x7FFF;
//depth = z*0xFFFFFF;
}
if(polyAttr.decalMode)
{
@ -500,12 +500,26 @@ static FORCEINLINE void pixel(int adr,float r, float g, float b, float invu, flo
//handle shadow polys
if(shader.mode == 3)
{
//now, if we arent supposed to draw shadow here, then bail out
if(destFragment.stencil == 0)
if(polyAttr.polyid == 0)
{
destFragment.stencil = 1;
goto rejected_fragment;
}
else
{
//now, if we arent supposed to draw shadow here, then bail out
if(destFragment.stencil == 1)
{
destFragment.stencil = 0;
goto rejected_fragment;
}
destFragment.stencil = 0;
}
//reset the shadow flag to keep the shadow from getting drawn more than once
destFragment.stencil = 0;
//if(polyAttr.polyid == 0)
// destFragment.stencil = 1;
}
//handle polyids
@ -519,7 +533,7 @@ static FORCEINLINE void pixel(int adr,float r, float g, float b, float invu, flo
//interesting that we have to check for mode 3 here. not very straightforward, but then nothing about the shadows are
//this was the result of testing trauma center, SPP area menu, and SM64 with yoshi's red feet behind translucent trees
//as well as the intermittent bug in ff4 where your shadow only appears under other shadows
if(shader.mode != 3)
//if(shader.mode != 3)
{
//dont overwrite pixels on translucent polys with the same polyids
if(destFragment.polyid.translucent == polyAttr.polyid)
@ -542,10 +556,10 @@ static FORCEINLINE void pixel(int adr,float r, float g, float b, float invu, flo
depth_fail:
//handle stencil-writing in shadow mode
if(shader.mode == 3)
/* if((shader.mode == 3) && (polyAttr.polyid == 0))
{
destFragment.stencil = 1;
}
}*/
rejected_fragment:
done_with_pixel: