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improved movement evaluation.

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This commit is contained in:
Simon Ullrich Richter 2020-01-28 13:00:03 +01:00
parent dc29e6c233
commit e3ee431517
1 changed files with 23 additions and 21 deletions
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44
game.c
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@ -861,6 +861,8 @@ void projectile_move(unsigned char id) {
*/
unsigned char player_move_test(unsigned char id,unsigned char dir_index) {
unsigned char map_type = 0;
unsigned char tile_palette;
unsigned char is_wall=0;
/*if (player_cooldown[id]) {
return 0;
}*/
@ -891,23 +893,22 @@ unsigned char player_move_test(unsigned char id,unsigned char dir_index) {
*/
map_type = map[MAP_ADR(px, py)];
//inkable
if((can_ink(map_type)) && (get_tile_palette(px,py)!=id+1)){
//set_tile_palette(2,2,id);
return 2;
}
//wall
if ((map_type >= 0x22 && map_type <= 0x29) || (map_type >= 0x32 && map_type <= 0x39)) {
return 0;
}
//water
if (map_type == 0x2c || map_type == 0x2d || map_type == 0x3c || map_type == 0x3d) {
return 0;
}
if(map_type == 0x2c || map_type == 0x2d || map_type == 0x3c || map_type == 0x3d) return 0;
return 1;
if((map_type >= 0x22 && map_type <= 0x29) || (map_type >= 0x32 && map_type <= 0x39)) is_wall=1;
//inkable
if(can_ink(map_type)){
tile_palette=get_tile_palette(px,py);
if(tile_palette==id+1) return 1-is_wall; //already inked
if(tile_palette==2-id) return 4; //enemy ink
else return 3-is_wall; //uninked
}
return 0;
}
@ -1024,7 +1025,7 @@ void player_die(unsigned char id) {
*/
void game_loop(void) {
unsigned char map_type;
unsigned char diri;
unsigned char diri,dirv,dirtest;
ppu_off();
@ -1254,16 +1255,17 @@ void game_loop(void) {
/* No current movement, accept input. */
if (!player_cnt[i]) {
if(player_ai[i]==1){
if(player_ai[i]!=0){
// AI
if(player_dir[i]==DIR_NONE) j=rand8()%4; //random start direction
else j=player_dir_index[i]; //prefer movements in the same direction
diri=255;
diri=255; dirv=0;
for(k=0;k<4;k++){
if(player_move_test(i,j+k)==2){ diri=j+k; break;} //prefer inkable uninked directions
if((diri==255)&&(player_move_test(i,j+k)==1)) diri=j+k; //prefer movement over walls/water
dirtest=player_move_test(i,j+k);
if(dirtest>dirv){dirv=dirtest; diri=j+k; if(dirtest==4) break;}
else if((dirtest==dirv)&&(dirv==1)&&(rand8()<8)){dirv=dirtest; diri=j+k;}
}
if(diri==255) j=PAD_A; //if no movement is possible just fire weapon
if(dirv==0) j=PAD_A; //if no movement is possible just fire weapon
else j=dirs[diri%4];
if(rand8()<16) j=PAD_A; //random weapon usage as ai is not aware of enemy positions yet
}else{