Skip to content

Hook framebuffer readback function in Persona 2 #20068

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Mar 3, 2025
Merged

Hook framebuffer readback function in Persona 2 #20068

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 5 additions & 3 deletions Core/HLE/ReplaceTables.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1280,8 +1280,9 @@ static int Hook_omertachinmokunookitethelegacy_download_frame() {
return 0;
}

// Function at 0886665C in US version
static int Hook_persona1_download_frame() {
// Function at 0886665C in US version (Persona 1)
// Function at 08807DC4 in EU version (Persona 2)
static int Hook_persona_download_frame() {
const u32 fb_address = 0x04088000; // hardcoded at 088666D8
// const u32 dest_address = currentMIPS->r[MIPS_REG_A1]; // not relevant
if (Memory::IsVRAMAddress(fb_address)) {
Expand Down Expand Up @@ -1606,7 +1607,8 @@ static const ReplacementTableEntry entries[] = {
{ "ZZT3_select_hack", &Hook_ZZT3_select_hack, 0, REPFLAG_HOOKENTER, 0xC4 },
{ "blitz_fps_hack", &Hook_blitz_fps_hack, 0, REPFLAG_HOOKEXIT , 0 },
{ "brian_lara_fps_hack", &Hook_brian_lara_fps_hack, 0, REPFLAG_HOOKEXIT , 0 },
{ "persona1_download_frame", &Hook_persona1_download_frame, 0, REPFLAG_HOOKENTER, 0 },
{ "persona1_download_frame", &Hook_persona_download_frame, 0, REPFLAG_HOOKENTER, 0 },
{ "persona2_download_frame", &Hook_persona_download_frame, 0, REPFLAG_HOOKENTER, 0 },
{}
};

Expand Down
1 change: 1 addition & 0 deletions Core/MIPS/MIPSAnalyst.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -515,6 +515,7 @@ static const HardHashTableEntry hardcodedHashes[] = {
{ 0x0dc5ca84f707863c, 452, "blitz_fps_hack", }, // Blitz: Overtime
{ 0xf93d3cd093595a6c, 856, "brian_lara_fps_hack", }, // Brian Lara 2007: Pressure Play
{ 0xc1d4af42a4c8860f, 964, "persona1_download_frame", }, // Persona 1 (issue #13079)
{ 0xde4286b2e7f6d3c1, 304, "persona2_download_frame", }, // Persona 2 (issue #13079)
};

namespace MIPSAnalyst {
Expand Down
Loading