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add to rdp state (#1035)

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* add to rdp state

* more

* more
This commit is contained in:
Logan McNaughton 2026-06-07 22:31:26 +02:00 committed by GitHub
parent 1244706b6e
commit d79834eb50
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GPG Key ID: B5690EEEBB952194
2 changed files with 36 additions and 8 deletions
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38
parallel-rdp/interface.cpp
View File

@ -296,7 +296,9 @@ JoystickEvent get_joystick_event() {
}
static void rdp_new_processor() {
RDP::CommandProcessorFlags flags = 0;
RDP::CommandProcessorFlags flags =
RDP::COMMAND_PROCESSOR_FLAG_HOST_VISIBLE_HIDDEN_RDRAM_BIT |
RDP::COMMAND_PROCESSOR_FLAG_HOST_VISIBLE_TMEM_BIT;
if (gfx_info.upscale == 2) {
flags |= RDP::COMMAND_PROCESSOR_FLAG_SUPER_SAMPLED_DITHER_BIT;
@ -700,15 +702,47 @@ void rdp_check_framebuffers(uint32_t address, uint32_t length) {
}
}
size_t rdp_state_size() { return sizeof(RDP_DEVICE); }
size_t rdp_state_size() {
return sizeof(RDP_DEVICE) + 0x1000 + processor->get_hidden_rdram_size();
}
void rdp_save_state(uint8_t *state) {
memcpy(state, &rdp_device, sizeof(RDP_DEVICE));
void *gpu_tmem = processor->get_tmem();
if (gpu_tmem) {
memcpy(state + sizeof(RDP_DEVICE), gpu_tmem, 0x1000);
} else {
printf("Failed to get tmem\n");
}
void *gpu_hidden_rdram = processor->begin_read_hidden_rdram();
if (gpu_hidden_rdram) {
memcpy(state + sizeof(RDP_DEVICE) + 0x1000, gpu_hidden_rdram,
processor->get_hidden_rdram_size());
} else {
printf("Failed to get hidden_rdram\n");
}
}
void rdp_load_state(GFX_INFO _gfx_info, const uint8_t *state) {
gfx_info = _gfx_info;
memcpy(&rdp_device, state, sizeof(RDP_DEVICE));
void *gpu_tmem = processor->get_tmem();
if (gpu_tmem) {
memcpy(gpu_tmem, state + sizeof(RDP_DEVICE), 0x1000);
} else {
printf("Failed to get tmem\n");
}
void *gpu_hidden_rdram = processor->begin_read_hidden_rdram();
if (gpu_hidden_rdram) {
memcpy(gpu_hidden_rdram, state + sizeof(RDP_DEVICE) + 0x1000,
processor->get_hidden_rdram_size());
} else {
printf("Failed to get hidden_rdram\n");
}
}
static void push_onscreen_message(void *data) {

6
src/savestates.rs
View File

@ -112,10 +112,6 @@ pub fn process_savestates(device: &mut device::Device) {
}
pub fn create_savestate(device: &mut device::Device, rewind: bool, rewind_frame: Option<i32>) {
if !rewind {
// skipped on rewind as a speed hack
ui::video::check_framebuffers(0, device.rdram.size); // to flush the RDP so the RDRAM is updated
}
let mut rdp_state: Vec<u8> = vec![0; ui::video::state_size()];
ui::video::save_state(rdp_state.as_mut_ptr());
@ -263,8 +259,6 @@ pub fn load_savestate(device: &mut device::Device, rewind: bool, rewind_frame: O
if let Some(mut state) = state_data
&& device.rdram.size == state.device.rdram.size
{
ui::video::check_framebuffers(0, device.rdram.size); // to flush the RDP so it doesn't overwrite the RDRAM
device.savestate.last_rewind_saved = state.device.vi.elapsed_time;
std::mem::swap(&mut device.rng, &mut state.device.rng);