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

fix display capture blending bugs. fancypants motion blur filters shouldn't look like acid trips anymore.

This commit is contained in:
StapleButter 2017-04-25 16:55:19 +02:00
parent 29938b566a
commit d9afcc37b8
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/GPU2D.cpp
View File

@ -608,8 +608,8 @@ void GPU2D::DoCapture(u32 line, u32 width, u32* src)
case 2: // sources A+B
case 3:
{
u32 eva = DispCnt & 0x1F;
u32 evb = (DispCnt >> 8) & 0x1F;
u32 eva = CaptureCnt & 0x1F;
u32 evb = (CaptureCnt >> 8) & 0x1F;
// checkme
if (eva > 16) eva = 16;
@ -640,6 +640,10 @@ void GPU2D::DoCapture(u32 line, u32 width, u32* src)
u32 bD = ((bA * aA * eva) + (bB * aB * evb)) >> 4;
u32 aD = (eva>0 ? aA : 0) | (evb>0 ? aB : 0);
if (rD > 0x1F) rD = 0x1F;
if (gD > 0x1F) gD = 0x1F;
if (bD > 0x1F) bD = 0x1F;
dst[dstaddr] = rD | (gD << 5) | (bD << 10) | (aD << 15);
srcBaddr = (srcBaddr + 1) & 0xFFFF;
dstaddr = (dstaddr + 1) & 0xFFFF;