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Introduce Knuckles' values

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This commit is contained in:
Lucas S. Vieira 2025-04-08 20:04:01 -03:00
parent 1dce63d4d3
commit a36ebab06e
5 changed files with 127 additions and 18 deletions
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9
include/player.h
View file

@ -44,6 +44,15 @@ typedef enum {
// Alias to make things look less weird
typedef LinecastDirection CollMode;
typedef enum {
PC_DEFAULT,
PC_UNDERWATER,
PC_SPEEDSHOES,
} PlayerConstantType;
// declared in player_constants.c
PlayerConstants *getconstants(PlayerCharacter, PlayerConstantType);
typedef struct {
InputState input;
PlayerConstants *cnst;

3
src/object_state_update.c
View file

@ -22,7 +22,6 @@
// Extern elements
extern Player player;
extern Camera camera;
extern PlayerConstants CNST_SPEEDSHOES;
extern TileMap16 map16;
extern TileMap128 map128;
extern LevelData leveldata;
@ -617,7 +616,7 @@ _monitor_image_update(ObjectState *state, ObjectTableEntry *, VECTOR *)
case MONITOR_KIND_SPEEDSHOES:
// Start speed shoes count
player.speedshoes_frames = 1200; // 20 seconds
player.cnst = &CNST_SPEEDSHOES;
player.cnst = getconstants(player.character, PC_SPEEDSHOES);
sound_bgm_play(BGM_SPEEDSHOES);
break;
default: break;

21
src/player.c
View file

@ -10,10 +10,7 @@
#include "camera.h"
#include "collision.h"
#include "basic_font.h"
extern PlayerConstants CNST_DEFAULT;
extern PlayerConstants CNST_UNDERWATER;
extern PlayerConstants CNST_SPEEDSHOES;
#include "player_constants.h"
#define TMP_ANIM_SPD 7
#define ANIM_IDLE_TIMER_MAX 180
@ -125,11 +122,12 @@ load_player(Player *player,
const char *chara_filename,
TIM_IMAGE *sprites)
{
player->character = character;
player->input = (InputState){ 0 };
load_chara(&player->chara, chara_filename, sprites);
player->cur_anim = NULL;
player->tail_cur_anim = NULL;
player->cnst = &CNST_DEFAULT;
player->cnst = getconstants(character, PC_DEFAULT);
player->pos = (VECTOR){ 0 };
player->vel = (VECTOR){ 0 };
player->angle = 0;
@ -160,7 +158,6 @@ load_player(Player *player,
player->col_ledge = 0;
player->action = ACTION_NONE;
player->character = character;
if(sfx_jump.addr == 0) sfx_jump = sound_load_vag("\\SFX\\JUMP.VAG;1");
if(sfx_skid.addr == 0) sfx_skid = sound_load_vag("\\SFX\\SKIDDING.VAG;1");
@ -1233,7 +1230,7 @@ player_update(Player *player)
if(player->speedshoes_frames == 0) {
// Reset constants.
// Notice that speedshoes_frames is set to -1 by general level update.
player->cnst = player->underwater ? &CNST_UNDERWATER : &CNST_DEFAULT;
player->cnst = getconstants(player->character, player->underwater ? PC_UNDERWATER : PC_DEFAULT);
}
// Underwater / leaving water
@ -1245,16 +1242,18 @@ player_update(Player *player)
// Change constants accordingly!
if(player->underwater) { // Entered underwater state
player->cnst = &CNST_UNDERWATER;
player->cnst = getconstants(player->character, PC_UNDERWATER);
// Halve player's X speed
if(player->grnd) player->vel.vz = player->vel.vz >> 1;
else player->vel.vx = player->vel.vx >> 1;
// Quarter player's Y speed
player->vel.vy = player->vel.vy >> 2;
} else {
player->cnst = (player->speedshoes_frames > 0)
? &CNST_SPEEDSHOES
: &CNST_DEFAULT;
player->cnst = getconstants(
player->character,
(player->speedshoes_frames > 0)
? PC_SPEEDSHOES
: PC_DEFAULT);
// Double Y speed, limiting it to -16.0 (0x00010000)
player->vel.vy = MAX(player->vel.vy << 1, -0x10000);
}

109
src/player_constants.c
View file

@ -1,7 +1,8 @@
#include "player_constants.h"
#include "player.h"
// Default player values
PlayerConstants CNST_DEFAULT = {
static PlayerConstants CNST_DEFAULT = {
.x_accel = 0x000c0,
.x_air_accel = 0x00180,
.x_friction = 0x000c0,
@ -30,7 +31,7 @@ PlayerConstants CNST_DEFAULT = {
// Underwater player values.
// Most values are simply halved from base defaults
PlayerConstants CNST_UNDERWATER = {
static PlayerConstants CNST_UNDERWATER = {
.x_accel = 0x00060, // Changed
.x_air_accel = 0x000c0, // Changed
.x_friction = 0x00060, // Changed
@ -58,7 +59,7 @@ PlayerConstants CNST_UNDERWATER = {
};
// Speed shoes (only used outside water)
PlayerConstants CNST_SPEEDSHOES = {
static PlayerConstants CNST_SPEEDSHOES = {
.x_accel = 0x00180, // Changed
.x_air_accel = 0x00300, // Changed
.x_friction = 0x00180, // Changed
@ -84,3 +85,105 @@ PlayerConstants CNST_SPEEDSHOES = {
.x_hurt_force = 0x02000,
.x_peelout_spd = 0x0c000
};
/* Knuckles values */
static PlayerConstants CNST_DEFAULT_K = {
.x_accel = 0x000c0,
.x_air_accel = 0x00180,
.x_friction = 0x000c0,
.x_decel = 0x00800,
.x_top_spd = 0x06000,
.y_gravity = 0x00380,
.y_hurt_gravity = 0x00300,
.y_min_jump = 0x04000,
.y_jump_strength = 0x06000,
.x_min_roll_spd = 0x01000,
.x_min_uncurl_spd = 0x00800,
.x_roll_friction = 0x00060,
.x_roll_decel = 0x00200,
.x_slope_min_spd = 0x000d0,
.x_slope_normal = 0x00200,
.x_slope_rollup = 0x00140,
.x_slope_rolldown = 0x00500,
.x_max_spd = 0x10000,
.x_map_slip_spd = 0x02800,
.x_drpspd = 0x08000,
.x_drpmax = 0x0c000,
.y_hurt_force = 0x04000,
.x_hurt_force = 0x02000,
.x_peelout_spd = 0x0c000
};
static PlayerConstants CNST_UNDERWATER_K = {
.x_accel = 0x00060, // Changed
.x_air_accel = 0x000c0, // Changed
.x_friction = 0x00060, // Changed
.x_decel = 0x00400, // Changed
.x_top_spd = 0x03000, // Changed
.y_gravity = 0x00100, // Changed
.y_hurt_gravity = 0x000c0, // Changed, not documented, y_gravity - half diff on default
.y_min_jump = 0x02000, // Changed
.y_jump_strength = 0x03000, // Changed
.x_min_roll_spd = 0x01000,
.x_min_uncurl_spd = 0x00800,
.x_roll_friction = 0x00030, // Changed
.x_roll_decel = 0x00200,
.x_slope_min_spd = 0x000d0,
.x_slope_normal = 0x00200,
.x_slope_rollup = 0x00140,
.x_slope_rolldown = 0x00500,
.x_max_spd = 0x10000,
.x_map_slip_spd = 0x02800,
.x_drpspd = 0x08000,
.x_drpmax = 0x0c000,
.y_hurt_force = 0x02000, // Changed
.x_hurt_force = 0x01000, // Changed
.x_peelout_spd = 0x05fff // Changed
};
static PlayerConstants CNST_SPEEDSHOES_K = {
.x_accel = 0x00180, // Changed
.x_air_accel = 0x00300, // Changed
.x_friction = 0x00180, // Changed
.x_decel = 0x00800,
.x_top_spd = 0x0c000, // Changed
.y_gravity = 0x00380,
.y_hurt_gravity = 0x00300,
.y_min_jump = 0x04000,
.y_jump_strength = 0x06000,
.x_min_roll_spd = 0x01000,
.x_min_uncurl_spd = 0x00800,
.x_roll_friction = 0x000c0, // Changed
.x_roll_decel = 0x00200,
.x_slope_min_spd = 0x000d0,
.x_slope_normal = 0x00200,
.x_slope_rollup = 0x00140,
.x_slope_rolldown = 0x00500,
.x_max_spd = 0x10000,
.x_map_slip_spd = 0x02800,
.x_drpspd = 0x08000,
.x_drpmax = 0x0c000,
.y_hurt_force = 0x04000,
.x_hurt_force = 0x02000,
.x_peelout_spd = 0x0c000
};
PlayerConstants *
getconstants(PlayerCharacter c, PlayerConstantType pct)
{
if(c == CHARA_KNUCKLES) {
switch(pct) {
default: return &CNST_DEFAULT_K;
case PC_UNDERWATER: return &CNST_UNDERWATER_K;
case PC_SPEEDSHOES: return &CNST_SPEEDSHOES_K;
}
}
switch(pct) {
default: return &CNST_DEFAULT;
case PC_UNDERWATER: return &CNST_UNDERWATER;
case PC_SPEEDSHOES: return &CNST_SPEEDSHOES;
}
}

3
src/screen_level.c
View file

@ -21,7 +21,6 @@
#include "demo.h"
extern int debug_mode;
extern PlayerConstants CNST_DEFAULT;
static uint8_t level = 0;
static PlayerCharacter level_character = CHARA_SONIC;
@ -300,7 +299,7 @@ screen_level_update(void *d)
player.vel.vx = player.vel.vy = player.vel.vz = 0;
player.psmode = player.gsmode = CDIR_FLOOR;
player.underwater = 0;
player.cnst = &CNST_DEFAULT;
player.cnst = getconstants(player.character, PC_DEFAULT);
player.speedshoes_frames = (player.speedshoes_frames > 0) ? 0 : -1;
}