object.h

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/*---------------------------------------------------------------------------------
 
    object.h -- definitions for SNES objects
 
    Copyright (C) 2012-2024
        Alekmaul, Nub1604
 
    This software is provided 'as-is', without any express or implied
    warranty.  In no event will the authors be held liable for any
    damages arising from the use of this software.
 
    Permission is granted to anyone to use this software for any
    purpose, including commercial applications, and to alter it and
    redistribute it freely, subject to the following restrictions:
 
    1.  The origin of this software must not be misrepresented; you
    must not claim that you wrote the original software. If you use
    this software in a product, an acknowledgment in the product
    documentation would be appreciated but is not required.
 
    2.  Altered source versions must be plainly marked as such, and
    must not be misrepresented as being the original software.
 
    3.  This notice may not be removed or altered from any source
    distribution.
 
    Special thanks to Nub1604 for the slope management
 
---------------------------------------------------------------------------------*/
#ifndef SNES_OBJECTS_INCLUDE
#define SNES_OBJECTS_INCLUDE
 
#include <snes/snestypes.h>
 
#define OB_MAX              64 
#define OB_TYPE_MAX         64  
typedef struct
{
    u16 prev;                         
    u16 next;                         
    u8 type;                          
    u8 nID;                           
    u16 sprnum;                       
    u16 sprid3216;                    
    u16 sprblk3216;                   
    u8 sprflip;                       
    u8 sprpal;                        
    u16 sprframe;                     
    u8 xpos[3];                       
    u8 ypos[3];                       
    u16 xofs;                         
    u16 yofs;                         
    u16 width;                        
    u16 height;                       
    u16 xmin;                         
    u16 xmax;                         
    s16 xvel;                         
    s16 yvel;                         
    u16 tilestand;                    
    u16 tileabove;                    
    u16 tilesprop;                    
    u16 tilebprop;                    
    u16 action;                       
    u8 status;                        
    u8 tempo;                         
    u8 count;                         
    u8 dir;                           
    u16 parentID;                     
    u8 hitpoints;                     
    u8 sprrefresh;                    
    u8 onscreen;                      
    u8 objnotused[7];                 
} t_objs __attribute__((__packed__)); // seems to do nothing :/
 
extern u16 objptr;   
extern u8 objtokill; 
extern u16 objgetid; 
extern t_objs objbuffers[OB_MAX]; 
#define T_EMPTY     0x0000  
#define T_SOLID     0xFF00  
#define T_LADDER    0x0001  
#define T_FIRES     0x0002  
#define T_SPIKE     0x0004  
#define T_PLATE     0x0008  
#define T_SLOPEU1   0x0020  
#define T_SLOPED1   0x0021  
#define T_SLOPELU2  0x0022  
#define T_SLOPELD2  0x0023  
#define T_SLOPEUU2  0x0024  
#define T_SLOPEUD2  0x0025  
#define ACT_STAND   0x0000  
#define ACT_WALK    0x0001  
#define ACT_JUMP    0x0002  
#define ACT_FALL    0x0004  
#define ACT_CLIMB   0x0008  
#define ACT_DIE     0x0010  
#define ACT_BURN    0x0020  
void objInitEngine(void);
 
void objInitGravity(u16 objgravity, u16 objfriction);
 
void objInitFunctions(u8 objtype, void *initfct, void *updfct, void *reffct);
 
void objLoadObjects(u8 *sourceO);
 
u16 objNew(u8 objtype, u16 x, u16 y);
 
void objGetPointer(u16 objhandle);
 
void objKill(u16 objhandle);
 
void objKillAll(void);
 
void objUpdateAll(void);
 
void objRefreshAll(void);
 
void objCollidMap(u16 objhandle);
 
void objCollidMapWithSlopes(u16 objhandle);
 
void objCollidMap1D(u16 objhandle);
 
u16 objCollidObj(u16 objhandle1, u16 objhandle2);
 
void objUpdateXY(u16 objhandle);
 
#endif // SNES_OBJECTS_INCLUDE