link m_snowman

config/rel_slices.yml

@@ -159,6 +159,9 @@ m_time.c:
 m_skin_matrix.c:
     .text: [0x803f1528, 0x803f1bb4]
     .rodata: [0x80643310, 0x80643318]
+m_snowman.c:
+    .text: [0x803F1BB4, 0x803F1F94]
+    .rodata: [0x80643318, 0x80643330]
 m_view.c:
     .text: [0x803F3E58, 0x803F4E08]
     .rodata: [0x806433D8, 0x80643408]

include/m_common_data.h

@@ -188,7 +188,8 @@ typedef struct common_data_s {
   /* 0x0266A4 */ int scene_from_title_demo; /* next scene to be loaded when title demo finishes */
   /* 0x0266A8 */ mNPS_schedule_c npc_schedule[SCHEDULE_NUM];
   /* 0x0267A8 */ mNpc_walk_c npc_walk;
-  /* 0x026838 */ u8 _26838[0x2852C - 0x26838];
+  /* 0x026838 */ u8 _26838[0x28528 - 0x26838];
+  /* 0x028528 */ int snowman_msg_id;
   /* 0x02852C */ s16 money_power;
   /* 0x02852E */ s16 goods_power;
   /* 0x028530 */ Door_data_c door_data; /* misc door data */

include/m_name_table.h

@@ -1124,6 +1124,15 @@ extern int mNT_check_unknown(mActor_name_t item_no);
 #define ACTOR_PROP_HANIWA1 (ACTOR_PROP_HANIWA0 + 1)
 #define ACTOR_PROP_HANIWA2 (ACTOR_PROP_HANIWA1 + 1)
 #define ACTOR_PROP_HANIWA3 (ACTOR_PROP_HANIWA2 + 1)
+#define SNOWMAN0 (ACTOR_PROP_HANIWA3 + 1)
+#define SNOWMAN1 (SNOWMAN0 + 1)
+#define SNOWMAN2 (SNOWMAN1 + 1)
+#define SNOWMAN3 (SNOWMAN2 + 1)
+#define SNOWMAN4 (SNOWMAN3 + 1)
+#define SNOWMAN5 (SNOWMAN4 + 1)
+#define SNOWMAN6 (SNOWMAN5 + 1)
+#define SNOWMAN7 (SNOWMAN6 + 1)
+#define SNOWMAN8 (SNOWMAN7 + 1)
 #define TRAIN_DOOR 0xA011
 
 #define SP_NPC_START 0xD000

include/m_snowman.h

@@ -2,6 +2,8 @@
 #define M_SNOWMAN_H
 
 #include "types.h"
+#include "m_lib.h"
+#include "m_actor_type.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -22,6 +24,21 @@ typedef struct snowman_save_data_s {
   /* 0x00 */ mSN_snowman_data_c snowmen_data[mSN_SAVE_COUNT];
 } mSN_snowman_save_c;
 
+/* sizeof(mSN_snowman_info_c) == 0xC */
+typedef struct snowman_info_s{
+  /* 0x00 */ int scale;
+  /* 0x04 */ xyz_t pos;
+}mSN_snowman_info_c;
+
+extern int mSN_check_life(mActor_name_t* ac, int idx);
+extern int mSN_ClearSnowmanData(mActor_name_t* ac, int idx);
+extern int mSN_ClearSnowman(mActor_name_t* ac);
+extern int mSN_MeltSnowman(mActor_name_t* ac, int days);
+extern int mSN_get_free_space();
+extern void mSN_regist_snowman_society(mSN_snowman_info_c* info);
+extern void mSN_decide_msg();
+extern void mSN_snowman_init();
+
 #ifdef __cplusplus
 }
 #endif

rel/m_snowman.c

@@ -0,0 +1,118 @@
+#include "m_snowman.h"
+
+#include "m_common_data.h"
+#include "libultra/libultra.h"
+#include "m_field_info.h"
+#include "m_police_box.h"
+#include "m_name_table.h"
+#include "m_time.h"
+
+
+extern int mSN_check_life(mActor_name_t* ac, int idx){
+    int ret = 0;
+
+    if(Common_Get(time.season) == mTM_SEASON_WINTER){
+        if((((*ac - SNOWMAN0) % 3) + idx) < mSN_SAVE_COUNT){
+            ret = 1;
+        }
+    }
+    return ret;
+}
+
+extern int mSN_ClearSnowmanData(mActor_name_t* ac, int idx){
+
+    bzero(Save_GetPointer(snowmen.snowmen_data[idx]), sizeof(mSN_snowman_data_c));
+    *ac = 0;
+}
+
+int mSN_ClearSnowman(u16* ac){
+    int ret = 0;
+    u32 snowId = *ac;
+
+    if((snowId >= SNOWMAN0) && (snowId <= SNOWMAN8)){
+        mSN_ClearSnowmanData(ac, (int)(snowId - SNOWMAN0) / mSN_SAVE_COUNT);
+        ret = 1;
+    }
+    return ret;
+}
+
+extern int mSN_MeltSnowman(mActor_name_t* ac, int days){
+    int ret;
+    u32 snowId;
+    int snowmelt;
+    mSN_snowman_data_c* snowman;
+    snowId = *ac;
+    ret = 0;
+
+    if((snowId >= SNOWMAN0) && (snowId <= SNOWMAN8)){
+        snowmelt = ((int)(snowId - SNOWMAN0) / mSN_SAVE_COUNT);
+        if(days < 0){
+            days = 1;
+            Save_Set(snowman_year, 0);
+            Save_Set(snowman_month, 0);
+            Save_Set(snowman_day, 0);
+            Save_Set(snowman_hour, 0);
+            
+        }
+        if(mSN_check_life(ac, days) == 0){
+            mSN_ClearSnowmanData(ac, snowmelt);
+        }
+        else{
+            snowman = Save_GetPointer(snowmen.snowmen_data[snowmelt]);
+            *ac += days;
+            for(; days != 0; days--){
+                snowman->head_size = 0.8f * snowman->head_size;
+                snowman->body_size = 0.8f * snowman->body_size;
+            }
+        }
+        ret = 1;
+    }
+
+    return ret;
+}
+
+extern int mSN_get_free_space(void){
+    int ret = 0;
+    int i;
+    mSN_snowman_data_c* snowman = Save_GetPointer(snowmen.snowmen_data[0]);;
+    
+    for(i = mSN_SAVE_COUNT; i != 0; i--){
+        if(snowman->exists == 0){
+            return ret;
+        }
+        snowman++;
+        ret++;
+    }
+    return -1;
+}
+
+extern void mSN_regist_snowman_society(mSN_snowman_info_c* info){
+
+    xyz_t spos = info->pos;
+    mActor_name_t ac = *mFI_GetUnitFG(spos);
+    int snowId = mSN_get_free_space();
+    xyz_t npos;
+    xyz_t ypos;
+    if(snowId != -1){
+        mem_copy((u8*)Save_GetPointer(snowmen.snowmen_data[snowId]), (u8*)info, 4);
+        if(ac != 0){
+            mPB_keep_item(ac);
+            npos = info->pos;
+            mFI_Wpos2DepositOFF(npos);
+        }
+        ypos = info->pos;
+        mFI_SetFG_common((u16)(snowId * mSN_SAVE_COUNT + SNOWMAN0),info->pos,1);
+    }
+    
+} 
+
+extern void mSN_decide_msg(){
+
+    Common_Set(snowman_msg_id, fqrand() * 3.0f);
+}
+
+extern void mSN_snowman_init(){
+
+    bzero(Save_GetPointer(snowmen), sizeof(mSN_snowman_save_c));
+    mSN_decide_msg();
+}