piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2025-07-23 14:19:55 -06:00
Code Issues Packages Projects Releases Wiki Activity

VRAM dirty tracking fix reset/savestate load

Browse Source
This commit is contained in:
RSDuck
2020-12-09 20:10:44 +01:00
parent 51b2671aa9
commit b6de3cc638
2 changed files with 10 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/GPU.cpp
View File

@ -182,6 +182,8 @@ void ResetVRAMCache()
VRAMDirty_BBGExtPal.Reset();
VRAMDirty_AOBJExtPal.Reset();
VRAMDirty_BOBJExtPal.Reset();
VRAMDirty_Texture.Reset();
VRAMDirty_TexPal.Reset();
memset(VRAMFlat_ABG, 0, sizeof(VRAMFlat_ABG));
memset(VRAMFlat_BBG, 0, sizeof(VRAMFlat_BBG));
@ -191,6 +193,8 @@ void ResetVRAMCache()
memset(VRAMFlat_BBGExtPal, 0, sizeof(VRAMFlat_BBGExtPal));
memset(VRAMFlat_AOBJExtPal, 0, sizeof(VRAMFlat_AOBJExtPal));
memset(VRAMFlat_BOBJExtPal, 0, sizeof(VRAMFlat_BOBJExtPal));
memset(VRAMFlat_Texture, 0, sizeof(VRAMFlat_Texture));
memset(VRAMFlat_TexPal, 0, sizeof(VRAMFlat_TexPal));
}
void Reset()

7
src/GPU.h
View File

@ -93,7 +93,12 @@ struct VRAMTrackingSet
void Reset()
{
memset(Mapping, 0, sizeof(Mapping));
for (int i = 0; i < Size / MappingGranularity; i++)
{
// this is not a real VRAM bank
// so it will always be a mismatch => the bank will be completely invalidated
Mapping[i] = 0x8000;
}
}
NonStupidBitField<Size/VRAMDirtyGranularity> DeriveState(u32* currentMappings);
};