ReC98/th05/main/custom.h

28 lines
751 B
C

// Memory for up to 64 entities of a single extra custom type, specific to a
// stage or boss portion, with sizeof(custom_t) bytes per entity.
// To define such a custom type, declare your own structure, then
// reinterpret_cast [custom_entities] to that type.
#define CUSTOM_COUNT 64
typedef struct {
uint8_t flag;
uint8_t angle;
motion_t pos;
uint16_t val1;
uint16_t val2;
int16_t sprite;
int16_t val3;
int16_t damage;
SubpixelLength8 speed;
int8_t padding; // Unused across all custom entities in ZUN's code
} custom_t;
custom_t custom_entities[CUSTOM_COUNT];
#define CUSTOM_VERIFY(derived_type, derived_count) \
((void)sizeof(char[1 - 2*!!( \
(sizeof(derived_type) * derived_count) \
> (sizeof(custom_t) * CUSTOM_COUNT) \
)]))