wlm_graph_shared.h

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/* ========================================================================= */
#ifndef WLM_GRAPH_SHARED_H
#define WLM_GRAPH_SHARED_H
 
#include <stdint.h>
 
/* == Definitions ========================================================== */

#define WLM_GRAPH_REGENERATE_HISTORY_MAX 512

typedef enum {
    WLM_GRAPH_ACCUMULATE_MODE_INDEPENDENT,
    WLM_GRAPH_ACCUMULATE_MODE_STACKED,
} wlm_graph_mode_t;

typedef struct {
    uint8_t *data;
    uint32_t num;
} wlm_graph_values_t;

typedef enum {
    WLM_GRAPH_READ_ERROR = -1,
    WLM_GRAPH_READ_OK = 0,
    WLM_GRAPH_READ_OK_AND_REGENERATE = 1,
} wlm_graph_read_result_t;

typedef struct {
    const char *app_name;
    const char *app_help;

    wlm_graph_mode_t accumulate_mode;

    wlm_graph_read_result_t (*stats_read_fn)(void *app_state, wlm_graph_values_t *values);

    void (*regenerate_fn)(void *app_state, wlm_graph_values_t *samples, uint32_t sample_count);

    void *app_state;

    void (*state_free_fn)(void *app_state);

    const uint32_t *pixel_lut;

    const char *(*label_fn)(void *app_state);
} wlm_graph_app_config_t;
 
/* == Public API =========================================================== */

int wlm_graph_app_run(
    int argc,
    const char **argv,
    const wlm_graph_app_config_t *config);
 
#endif /* WLM_GRAPH_SHARED_H */