mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-26 10:19:47 -04:00
Shokunin
66 lines
4.0 KiB
C++
66 lines
4.0 KiB
C++
#include "psx_thread_local.h"
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#include "render_pass_ot.hpp"
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#include <cstdio>
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#include <cstdlib>
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static uint32_t ram[2*1024*1024/4];
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static uint32_t aperture[256/4];
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extern "C" {
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PSX_THREAD_LOCAL int g_psx_render_pass_active=1;
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uint32_t memory_get_ram_bytes(){return sizeof ram;}
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int psx_mod_gpu_dma_memory_contains(uint32_t p,uint32_t bytes){return bytes && psx_mod_gpu_dma_aperture_offset_for(p,bytes,sizeof aperture,nullptr);}
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uint32_t psx_mod_read_word(uint32_t p){p&=0x1FFFFFFF;return p>=0x800000 ? aperture[(p-0x800000)/4] : ram[p/4];}
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void psx_mod_write_word(uint32_t p,uint32_t v){p&=0x1FFFFFFF;if(p>=0x800000)aperture[(p-0x800000)/4]=v;else ram[p/4]=v;}
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// Parser lengths used by these fixtures. Runtime supplies its actual GPU decoder.
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int gpu_gp0_command_word_count(uint8_t op) {
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if(op==0x20)return 4;if(op==0xA0)return 3;if(op==0x48)return -1;
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if(op==0 || (op>=0xE1 && op<=0xE6))return 1;
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return 0;
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}
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}
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static void check(bool ok,const char* name){if(!ok){std::fprintf(stderr,"FAIL: %s\n",name);std::exit(1);}}
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static void put(uint32_t p,uint32_t v){psx_mod_write_word(p,v);}
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static uint32_t get(uint32_t p){return psx_mod_read_word(p);}
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int main() {
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constexpr uint32_t slot=0x10000,world=0x20000,late=0x21000,next=0x22000;
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put(slot,world);put(world,0x00FFFFFF);
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PSXOTReplay ot;check(ot.capture(slot,1),"capture heads");
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put(slot,late);put(late,0x01000000|world);put(late+4,0xE1000123);
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check(ot.preserve_late(),"capture late prefix");
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put(slot,next);put(late,0);put(late+4,0);ot.apply_late();
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check(get(slot)==late && get(late)==(0x01000000|next) && get(late+4)==0xE1000123,"late follows regenerated world");
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put(slot,late);put(late,late);check(!ot.preserve_late(),"cycle bounded");
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PSXOTReplay hud;
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check(hud.capture_new_list(slot),"standalone late HUD head");
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put(slot,late);put(late,0x01FFFFFF);put(late+4,0xE1000123);
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check(hud.preserve_late(),"capture complete HUD prefix");
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put(slot,0xFFFFFF);put(late,0);put(late+4,0);hud.apply_late();
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check(get(slot)==late && get(late)==0x01FFFFFF && get(late+4)==0xE1000123,"restore standalone HUD");
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constexpr uint32_t p=0x30000;
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put(p,0x07FFFFFF);put(p+4,0x20010203);put(p+8,0xE3000042);
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put(p+12,0xE4000012);put(p+16,0xE50000AB);
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put(p+20,0xE3000000|(256u<<10));put(p+24,0xE400013F|(495u<<10));
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put(p+28,0xE5000000|(258u<<11));
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check(PSXOTReplay::retarget_y(p,256,0,240),"retarget packet stream");
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check(get(p+8)==0xE3000042 && get(p+12)==0xE4000012 && get(p+16)==0xE50000AB,"coordinate payload is never decoded as opcode");
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check(get(p+20)==0xE3000000 && get(p+24)==(0xE400013F|(239u<<10)) && get(p+28)==(0xE5000000|(2u<<11)),"environment preserves crop and shake");
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put(p,0x02031000);put(p+4,0xE3000000);put(p+8,0xE400013F|(239u<<10));
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put(0x31000,0x01FFFFFF);put(0x31004,0xF1000000);
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check(!PSXOTReplay::retarget_y(p,0,256,240) && get(p+4)==0xE3000000,"invalid tail makes no partial edits");
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put(p,0x07FFFFFF);put(p+4,0xA0000000);put(p+8,0);put(p+12,0x00010002);
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put(p+16,0xE3000123);put(p+20,0xE3000000);put(p+24,0xE400013F|(239u<<10));put(p+28,0xE5000000);
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check(PSXOTReplay::retarget_y(p,0,256,240) && get(p+16)==0xE3000123,"image data is not a command");
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// Native widescreen terrain uses a real allocated GPU-DMA aperture.
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// Apply the same parsed environment edits, with no unrelated memory access.
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put(slot,0x800000);put(0x800000,0x02FFFFFF);
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put(0x800004,0xE3000000);put(0x800008,0xE5000000);
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check(PSXOTReplay::retarget_y(slot,0,256,240) && get(0x800004)==(0xE3000000|(256u<<10)),"allocated terrain aperture retargets");
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put(slot,0x800100);
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check(!PSXOTReplay::retarget_y(slot,0,256,240),"unallocated aperture tail refused");
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check(!psx_mod_gpu_dma_memory_contains(0x1FC00000,4),"BIOS is never an aperture alias");
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put(slot,0x8000FC);put(0x8000FC,0x02FFFFFF);
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check(!PSXOTReplay::retarget_y(slot,0,256,240),"packet spanning aperture end refused before edits");
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g_psx_render_pass_active=0;
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check(!PSXOTReplay::retarget_y(p,256,0,240),"outside sandbox refused");
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std::puts("ALL PASS");
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}
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