diff options
Diffstat (limited to 'src/dosbox_snif/main_dump_delta.c')
| -rw-r--r-- | src/dosbox_snif/main_dump_delta.c | 120 |
1 files changed, 27 insertions, 93 deletions
diff --git a/src/dosbox_snif/main_dump_delta.c b/src/dosbox_snif/main_dump_delta.c index 2e393c6..baaaa0d 100644 --- a/src/dosbox_snif/main_dump_delta.c +++ b/src/dosbox_snif/main_dump_delta.c @@ -1,100 +1,20 @@ #include "rsp.h" #include "rsp_lemm.h" #include "utils.h" +#include "dos_lemm.h" #include <stdint.h> /* uint16_t... */ #include <string.h> /* strcpy() */ #include <stdio.h> /* printf() */ -struct _state { - uint8_t s_splatting:1; //0X1 - uint8_t s_exploding:1; //0X2 combinable - uint8_t s_falling:1; //0X4 - uint8_t s_ascending:1; //0X8 - uint8_t s_digging:1; //0x10 - uint8_t s_climbing:1; //0x20 - uint8_t s_climb_ending:1; //0X40 - uint8_t s_building:1; //0X80 - - uint8_t s_blocking:1; //0X1 - uint8_t s_bashing:1; //0X2 - uint8_t s_floating:1; //0X4 - uint8_t s_mining:1; //0X8 - uint8_t s_drawning:1; //0x10 - uint8_t s_ending:1; //0x20 - uint8_t s_b7:1; //0X40 - uint8_t s_b8:1; //0X80 when exploding too ? -} __attribute__ ((__packed__)); - -union state { - uint16_t raw; - struct _state bf; -}; - -struct _flags1 { - uint8_t cap_climber:1; // 0x1 - uint8_t bit_1:1; - uint8_t bit_2:1; - uint8_t bit_3:1; - uint8_t bit_4:1; - uint8_t bit_5:1; - uint8_t bit_6:1; - uint8_t walk_pause_for_shruggling:1; // 0X80 -} __attribute__ ((__packed__)); - -union flags1 { - uint8_t raw; - struct _flags1 bf; -}; - -struct _lemm_data { - uint16_t x_effective; //0x0 - 0x1 - uint16_t y_effective; //0x2 - 0x3 - int16_t x_spr_offset; //0x4 - 0x5 - int16_t y_spr_offset; //0x6 - 0x7 - union state state; //0x8 - 0x9 - uint8_t b_10,b_11; - uint16_t spr_data_ptr; //0xc - 0xd - uint8_t floattime_dble; //0xe - uint8_t b_15,b_16,b_17,b_18,b_19; - uint16_t ptr2; //0x14 - 0x15 - uint8_t b_22,b_23,b_24,b_25,b_26,b_27,b_28,b_29,b_30,b_31; - uint8_t expl_countdown; //0x20 - uint8_t steps_remain; //0x21 - uint8_t b_34; - uint8_t falldist; //0x23 - union flags1 flags1; //0x24 - uint8_t cap_floater; //0x25 - uint8_t is_gone; //0x26 - int8_t direction; //0x27 - uint8_t spr_frame; //0x28 - uint8_t draw_hint; //0x29 - uint8_t b_42,b_43,b_44; -} __attribute__ ((__packed__)); - -union lemm_data { - unsigned char raw[0x2d]; - struct _lemm_data s; -}; - -enum draw_hint { - hint_nothing=0x00, hint_falling=0x04, hint_special1=0x08, /* climbing or slow falling or shruggling */ - hint_walking=0x09, hint_building=0x10, hint_mining=0x18, hint_bashing=0x20 -}; -char draw_hint_str[256][16]; - -enum state_bit { - s_splatting=0, s_exploding, s_falling, s_ascending, s_digging, s_climbing, s_climb_ending, s_building, - s_blocking, s_bashing, s_floating, s_mining, s_drawning, s_ending, s_b7, s_b8 -}; -char state_str[16][16]; - int main(int argc, char *argv[]) { - int i, rv, end=0; + int i, rv, similar_frames, end; struct rsp_state rsp; char ds_si[10], command[16]; union lemm_data lemm, prevlemm; + char draw_hint_str[256][16]; + char state_str[16][16]; memset(lemm.raw, 0, sizeof(lemm.raw)); @@ -122,7 +42,7 @@ int main(int argc, char *argv[]) { strcpy(state_str[s_drawning],"s_drawning"); strcpy(state_str[s_ending],"s_ending"); strcpy(state_str[s_b7],"s_b7"); - strcpy(state_str[s_b8],"s_b8"); + strcpy(state_str[s_exploding2],"s_exploding2"); rv=rsp_lemm_init(&rsp, ds_si); if ( rv != 0 ) { @@ -130,6 +50,8 @@ int main(int argc, char *argv[]) { return 1; } + end=0; + similar_frames=0; while (!end) { rsp_query(&rsp, "c"); // Continue if ( rsp.replied != 1 ) printf("Bug 03\n"); @@ -138,14 +60,14 @@ int main(int argc, char *argv[]) { snprintf(command, 15, "m%s,0x2d", ds_si); rsp_query(&rsp, command); // Read a lemming record - if ( rsp_decode(&rsp) != 0x2d * 2 ) { + if ( rsp_decode(&rsp) != 2*sizeof(lemm.raw) ) { printf("Bug 07\n"); continue; } memcpy(prevlemm.raw, lemm.raw, sizeof(lemm.raw)); -// printf("%s\n", rsp.decoded); + //printf("%s\n", rsp.decoded); rv = hexascii2bin(rsp.decoded, lemm.raw, sizeof(lemm.raw)); if ( rv != sizeof(lemm.raw) ) { printf("Bug 08\n"); @@ -162,7 +84,21 @@ int main(int argc, char *argv[]) { case 0x2: // y case 0x3: // y case 0x28: //spr_frame - break; /* Don't want to see state changes because the is well-known and frequent */ + continue; // Don't want to see those state changes because is well-known and frequent + case 0x20: //expl_countdown + if ( lemm.s.expl_countdown < 0x4e && lemm.s.expl_countdown > 0x02) { + // Skip detailing all 80 changes... Just beginning and ending + continue; + } + } + + // If here, an interessting change has been detected + if ( similar_frames > 0) { + printf("(%i similar frames)\n", similar_frames); + } + similar_frames=-1; + + switch(i) { case 0x4: // x_spr_offset i=0x5; // go to the next case (prevents double printing) @@ -184,7 +120,7 @@ int main(int argc, char *argv[]) { printf("state\t\t%04x -> %04x (multiple)\n",prevlemm.s.state.raw, lemm.s.state.raw); break; case -1: - printf("state\t\t%04x -> %04x (none)\n",prevlemm.s.state.raw, lemm.s.state.raw); + printf("state\t\t%04x -> %04x (walking...)\n",prevlemm.s.state.raw, lemm.s.state.raw); break; default: printf("state\t\t%04x -> %04x (%s)\n",prevlemm.s.state.raw, lemm.s.state.raw, state_str[rv]); @@ -205,10 +141,7 @@ int main(int argc, char *argv[]) { printf("ptr2\t\t%04x -> %04x\n",prevlemm.s.ptr2, lemm.s.ptr2); break; case 0x20: //expl_countdown - if ( !( lemm.s.expl_countdown < 0x4e && lemm.s.expl_countdown > 0x02) ) { - // Skip detailing all 80 changes... Just beginning and ending - printf("expl_countdown\t%02x -> %02x\n",prevlemm.s.expl_countdown, lemm.s.expl_countdown); - } + printf("expl_countdown\t%02x -> %02x\n",prevlemm.s.expl_countdown, lemm.s.expl_countdown); break; case 0x21: //steps_remain printf("steps_remain\t%02x -> %02x\n",prevlemm.s.steps_remain, lemm.s.steps_remain); @@ -241,6 +174,7 @@ int main(int argc, char *argv[]) { printf("(0x%02x)\t\t%02x -> %02x\n", i, prevlemm.raw[i], lemm.raw[i]); } } + similar_frames++; } rsp_quit(&rsp); return 0; |