Emulator-Archive/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-03-03 19:47:59 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Hacky compat workaround for Resistance's ad-hoc mode

Browse Source 
Slicing the slow memcpy calls messes up some timing so it crashes. Too
hard to fix for 1.17.1, so we do this :(
This commit is contained in:
Henrik Rydgård 2024-02-04 00:43:48 +01:00
parent bdfa4c1bcc
commit 2cd7b5cceb
4 changed files with 10 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Core/Compatibility.cpp
View File

@ -137,6 +137,7 @@ void Compatibility::CheckSettings(IniFile &iniFile, const std::string &gameID) {
CheckSetting(iniFile, gameID, "AllowDelayedReadbacks", &flags_.AllowDelayedReadbacks);
CheckSetting(iniFile, gameID, "TacticsOgreEliminateDebugReadback", &flags_.TacticsOgreEliminateDebugReadback);
CheckSetting(iniFile, gameID, "FramebufferAllowLargeVerticalOffset", &flags_.FramebufferAllowLargeVerticalOffset);
CheckSetting(iniFile, gameID, "DisableMemcpySlicing", &flags_.DisableMemcpySlicing);
}
void Compatibility::CheckVRSettings(IniFile &iniFile, const std::string &gameID) {

1
Core/Compatibility.h
View File

@ -107,6 +107,7 @@ struct CompatFlags {
bool AllowDelayedReadbacks;
bool TacticsOgreEliminateDebugReadback;
bool FramebufferAllowLargeVerticalOffset;
bool DisableMemcpySlicing;
};
struct VRCompat {

4
Core/HLE/ReplaceTables.cpp
View File

@ -198,7 +198,7 @@ static int Replace_memcpy_jak() {
skip = gpu->PerformMemoryCopy(destPtr, srcPtr, bytes);
}
}
if (!skip && bytes > SLICE_SIZE && bytes != 512 * 272 * 4) {
if (!skip && bytes > SLICE_SIZE && bytes != 512 * 272 * 4 && !PSP_CoreParameter().compat.flags().DisableMemcpySlicing) {
// This is a very slow func. To avoid thread blocking, do a slice at a time.
// Avoiding exactly 512 * 272 * 4 to detect videos, though.
bytes = SLICE_SIZE;
@ -390,7 +390,7 @@ static int Replace_memset_jak() {
if (Memory::IsVRAMAddress(destPtr) && (skipGPUReplacements & (int)GPUReplacementSkip::MEMSET) == 0) {
skip = gpu->PerformMemorySet(destPtr, value, bytes);
}
if (!skip && bytes > SLICE_SIZE) {
if (!skip && bytes > SLICE_SIZE && !PSP_CoreParameter().compat.flags().DisableMemcpySlicing) {
// This is a very slow func. To avoid thread blocking, do a slice at a time.
bytes = SLICE_SIZE;
sliced = true;

6
assets/compat.ini
View File

@ -969,6 +969,7 @@ ULES00869 = true
# Resistance Retribution
UCES01184 = true
UCUS98668 = true
UCJP00174 = true
# Spider-Man 3
ULES00938 = true
@ -1737,3 +1738,8 @@ ULJM05753 = true
NPJH50348 = true
ULJM06009 = true
UCKS45164 = true
[DisableMemcpySlicing]
UCES01184 = true
UCUS98668 = true
UCJP00174 = true