libliftoff/example/common.h
Simon Ser a30668b06e
example: refactor dumb FB helper
This is necessary for the upcoming composer example.
2019-09-25 15:06:46 +03:00

25 lines
704 B
C

#ifndef EXAMPLE_COMMON_H
#define EXAMPLE_COMMON_H
#include <stdbool.h>
#include <stdint.h>
#include <xf86drmMode.h>
struct dumb_fb {
uint32_t format;
uint32_t width, height, stride, size;
uint32_t handle;
uint32_t id;
};
drmModeConnector *pick_connector(int drm_fd, drmModeRes *drm_res);
drmModeCrtc *pick_crtc(int drm_fd, drmModeRes *drm_res,
drmModeConnector *connector);
void disable_all_crtcs_except(int drm_fd, drmModeRes *drm_res, uint32_t crtc_id);
bool dumb_fb_init(struct dumb_fb *fb, int drm_fd, uint32_t format,
uint32_t width, uint32_t height);
void *dumb_fb_map(struct dumb_fb *fb, int drm_fd);
void dumb_fb_fill(struct dumb_fb *fb, int drm_fd, uint32_t color);
#endif