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#ifndef ROSPRITE_H
#define ROSPRITE_H
#include <stdint.h>
#include <stdbool.h>
typedef enum { rosprite_rgb, rosprite_cmyk } rosprite_color_model;
struct rosprite_area {
uint32_t extension_size; /* size of extension_words in bytes */
uint8_t* extension_words;
uint32_t sprite_count;
struct rosprite** sprites; /* array of length sprite_count */
};
struct rosprite_mode {
uint32_t colorbpp;
/* maskbpp denotes the amount of alpha bpp used
* while mask_width is the bits used to store the mask.
* Old modes have the same mask_width as their colorbpp, but the value
* is always all-zeroes or all-ones.
* New modes can have 1bpp or 8bpp masks
*/
uint32_t maskbpp;
uint32_t mask_width; /* in pixels */
uint32_t xdpi;
uint32_t ydpi;
rosprite_color_model color_model;
};
struct rosprite_palette {
uint32_t size; /* in number of entries (each entry is a word) */
uint32_t* palette;
};
struct rosprite {
unsigned char name[13]; /* last byte for 0 terminator */
struct rosprite_mode mode;
bool has_mask;
bool has_palette;
uint32_t palettesize; /* in number of entries (each entry is a word) */
uint32_t* palette;
uint32_t width; /* width in pixels */
uint32_t height; /* height in pixels */
uint32_t* image; /* image data in 0xRRGGBBAA words */
};
void rosprite_init(void);
struct rosprite_area* rosprite_load_file(FILE* f);
void rosprite_destroy_sprite_area(struct rosprite_area *);
struct rosprite_palette* rosprite_load_palette(FILE* f);
void rosprite_destroy_palette(struct rosprite_palette *);
#endif
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