72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
#ifndef GLERMINAL_H
|
|
#define GLERMINAL_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
enum
|
|
{
|
|
GLERMINAL_CELL_SIZE = 8,
|
|
GLERMINAL_CELL_AREA = GLERMINAL_CELL_SIZE * GLERMINAL_CELL_SIZE
|
|
};
|
|
|
|
typedef void (*glerminal_init_cb)();
|
|
typedef void (*glerminal_main_cb)(float dt);
|
|
|
|
typedef struct glerminal_sprite
|
|
{
|
|
unsigned int data[GLERMINAL_CELL_AREA];
|
|
} glerminal_sprite;
|
|
|
|
/**
|
|
* @brief Call init once, then run the application's mainloop
|
|
* @param init initialization callback
|
|
* @param main main calllback
|
|
*/
|
|
void glerminal_run(glerminal_init_cb init, glerminal_main_cb main);
|
|
|
|
/**
|
|
* @brief Update the displayed screen contents to the current state of the library
|
|
*/
|
|
void glerminal_flush();
|
|
|
|
/**
|
|
* @brief Set a cell's sprite
|
|
* @param x position of the cell in the range [0, 40)
|
|
* @param y position of the cell in the range [0, 25)
|
|
* @param layer layer of the cell in the range [0, 8)
|
|
* @param sprite sprite's index in the range [0, 256)
|
|
*/
|
|
void glerminal_set(unsigned char x, unsigned char y, unsigned char layer, unsigned char sprite);
|
|
/**
|
|
* @brief Get a cell's sprite
|
|
* @param x position of the cell in the range [0, 40)
|
|
* @param y position of the cell in the range [0, 25)
|
|
* @param layer layer of the cell in the range [0, 8)
|
|
* @return sprite index currently assigned to the cell
|
|
*/
|
|
unsigned char glerminal_get(unsigned char x, unsigned char y, unsigned char layer);
|
|
/**
|
|
* @brief Set a cell's offset
|
|
* @param x position of the cell in the range [0, 40)
|
|
* @param y position of the cell in the range [0, 25)
|
|
* @param layer layer of the cell in the range [0, 8)
|
|
* @param x_offset offset of the cell on the x axis in the range [-128, 127], where 0 is no offset
|
|
* @param y_offset offset of the cell on the y axis in the range [-128, 127], where 0 is no offset
|
|
*/
|
|
void glerminal_offset(unsigned char x, unsigned char y, unsigned char layer, float x_offset, float y_offset);
|
|
|
|
/**
|
|
* @brief Upload sprite to the given sprite ID
|
|
* @param id The ID of the sprite to change
|
|
* @param sprite The new sprite
|
|
*/
|
|
void glerminal_update_sprite(unsigned char id, glerminal_sprite sprite);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif//GLERMINAL_H
|