uterm: move internal video-helpers to uterm_video.h
This splits off all video related helpers of the big internal uterm_internal.h header into uterm_video.h. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann
parent
6967f0acda
commit
d0ac886972
@ -37,370 +37,6 @@
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#include "static_misc.h"
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#include "uterm.h"
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/* backend-operations */
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struct mode_ops {
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int (*init) (struct uterm_mode *mode);
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void (*destroy) (struct uterm_mode *mode);
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const char *(*get_name) (const struct uterm_mode *mode);
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unsigned int (*get_width) (const struct uterm_mode *mode);
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unsigned int (*get_height) (const struct uterm_mode *mode);
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};
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struct display_ops {
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int (*init) (struct uterm_display *display);
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void (*destroy) (struct uterm_display *display);
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int (*activate) (struct uterm_display *disp, struct uterm_mode *mode);
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void (*deactivate) (struct uterm_display *disp);
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int (*set_dpms) (struct uterm_display *disp, int state);
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int (*use) (struct uterm_display *disp);
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int (*swap) (struct uterm_display *disp);
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int (*blit) (struct uterm_display *disp,
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const struct uterm_video_buffer *buf,
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unsigned int x, unsigned int y);
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int (*blend) (struct uterm_display *disp,
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const struct uterm_video_buffer *buf,
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unsigned int x, unsigned int y,
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uint8_t fr, uint8_t fg, uint8_t fb,
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uint8_t br, uint8_t bg, uint8_t bb);
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int (*blendv) (struct uterm_display *disp,
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const struct uterm_video_blend_req *req, size_t num);
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int (*fill) (struct uterm_display *disp,
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uint8_t r, uint8_t g, uint8_t b, unsigned int x,
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unsigned int y, unsigned int width, unsigned int height);
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};
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struct video_ops {
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int (*init) (struct uterm_video *video, const char *node);
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void (*destroy) (struct uterm_video *video);
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void (*segfault) (struct uterm_video *video);
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int (*use) (struct uterm_video *video);
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int (*poll) (struct uterm_video *video);
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void (*sleep) (struct uterm_video *video);
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int (*wake_up) (struct uterm_video *video);
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};
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#define VIDEO_CALL(func, els, ...) (func ? func(__VA_ARGS__) : els)
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/* drm */
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#ifdef UTERM_HAVE_DRM
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <gbm.h>
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include "static_gl.h"
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struct drm_mode {
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drmModeModeInfo info;
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};
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struct drm_rb {
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struct gbm_bo *bo;
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uint32_t fb;
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EGLImageKHR image;
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GLuint rb;
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};
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struct drm_display {
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uint32_t conn_id;
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int crtc_id;
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drmModeCrtc *saved_crtc;
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int current_rb;
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struct drm_rb rb[2];
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GLuint fb;
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};
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struct drm_video {
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int fd;
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struct ev_fd *efd;
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struct gbm_device *gbm;
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EGLDisplay *disp;
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EGLContext *ctx;
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unsigned int sinit;
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bool supports_rowlen;
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GLuint tex;
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struct gl_shader *fill_shader;
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GLuint uni_fill_proj;
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struct gl_shader *blend_shader;
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GLuint uni_blend_proj;
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GLuint uni_blend_tex;
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GLuint uni_blend_fgcol;
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GLuint uni_blend_bgcol;
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struct gl_shader *blit_shader;
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GLuint uni_blit_proj;
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GLuint uni_blit_tex;
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};
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static const bool drm_available = true;
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extern const struct mode_ops drm_mode_ops;
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extern const struct display_ops drm_display_ops;
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extern const struct video_ops drm_video_ops;
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#else /* !UTERM_HAVE_DRM */
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struct drm_mode {
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int unused;
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};
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struct drm_display {
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int unused;
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};
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struct drm_video {
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int unused;
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};
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static const bool drm_available = false;
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static const struct mode_ops drm_mode_ops;
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static const struct display_ops drm_display_ops;
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static const struct video_ops drm_video_ops;
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#endif /* UTERM_HAVE_DRM */
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/* dumb drm */
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#ifdef UTERM_HAVE_DUMB
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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struct dumb_mode {
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drmModeModeInfo info;
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};
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struct dumb_rb {
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uint32_t fb;
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uint32_t handle;
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uint32_t stride;
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uint64_t size;
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void *map;
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};
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struct dumb_display {
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uint32_t conn_id;
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int crtc_id;
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drmModeCrtc *saved_crtc;
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int current_rb;
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struct dumb_rb rb[2];
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};
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struct dumb_video {
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int fd;
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struct ev_fd *efd;
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};
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static const bool dumb_available = true;
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extern const struct mode_ops dumb_mode_ops;
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extern const struct display_ops dumb_display_ops;
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extern const struct video_ops dumb_video_ops;
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#else /* !UTERM_HAVE_DUMB */
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struct dumb_mode {
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int unused;
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};
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struct dumb_display {
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int unused;
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};
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struct dumb_video {
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int unused;
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};
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static const bool dumb_available = false;
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static const struct mode_ops dumb_mode_ops;
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static const struct display_ops dumb_display_ops;
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static const struct video_ops dumb_video_ops;
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#endif /* UTERM_HAVE_DUMB */
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/* fbdev */
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#ifdef UTERM_HAVE_FBDEV
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#include <linux/fb.h>
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struct fbdev_mode {
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unsigned int width;
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unsigned int height;
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};
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struct fbdev_display {
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char *node;
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int fd;
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struct fb_fix_screeninfo finfo;
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struct fb_var_screeninfo vinfo;
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unsigned int rate;
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unsigned int bufid;
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size_t xres;
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size_t yres;
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size_t len;
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uint8_t *map;
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unsigned int stride;
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bool xrgb32;
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unsigned int Bpp;
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unsigned int off_r;
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unsigned int off_g;
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unsigned int off_b;
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unsigned int len_r;
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unsigned int len_g;
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unsigned int len_b;
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int_fast32_t dither_r;
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int_fast32_t dither_g;
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int_fast32_t dither_b;
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};
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struct fbdev_video {
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int unused;
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};
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static const bool fbdev_available = true;
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extern const struct mode_ops fbdev_mode_ops;
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extern const struct display_ops fbdev_display_ops;
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extern const struct video_ops fbdev_video_ops;
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#else /* !UTERM_HAVE_FBDEV */
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struct fbdev_mode {
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int unused;
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};
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struct fbdev_display {
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int unused;
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};
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struct fbdev_video {
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int unused;
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};
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static const bool fbdev_available = false;
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static const struct mode_ops fbdev_mode_ops;
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static const struct display_ops fbdev_display_ops;
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static const struct video_ops fbdev_video_ops;
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#endif /* UTERM_HAVE_FBDEV */
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/* uterm_screen */
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struct uterm_screen {
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unsigned long ref;
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struct uterm_display *disp;
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};
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/* uterm_mode */
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struct uterm_mode {
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unsigned long ref;
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struct uterm_mode *next;
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const struct mode_ops *ops;
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union {
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struct drm_mode drm;
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struct dumb_mode dumb;
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struct fbdev_mode fbdev;
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};
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};
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int mode_new(struct uterm_mode **out, const struct mode_ops *ops);
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/* uterm_display */
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#define DISPLAY_ONLINE 0x01
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#define DISPLAY_VSYNC 0x02
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#define DISPLAY_AVAILABLE 0x04
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#define DISPLAY_OPEN 0x08
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#define DISPLAY_DBUF 0x10
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#define DISPLAY_DITHERING 0x20
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struct uterm_display {
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unsigned long ref;
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unsigned int flags;
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struct uterm_display *next;
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struct uterm_video *video;
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struct uterm_mode *modes;
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struct uterm_mode *default_mode;
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struct uterm_mode *current_mode;
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int dpms;
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const struct display_ops *ops;
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union {
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struct drm_display drm;
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struct dumb_display dumb;
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struct fbdev_display fbdev;
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};
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};
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int display_new(struct uterm_display **out, const struct display_ops *ops);
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static inline bool display_is_conn(const struct uterm_display *disp)
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{
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return disp->video;
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}
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static inline bool display_is_online(const struct uterm_display *disp)
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{
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return display_is_conn(disp) && (disp->flags & DISPLAY_ONLINE);
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}
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/* uterm_video */
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#define VIDEO_AWAKE 0x01
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#define VIDEO_HOTPLUG 0x02
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struct uterm_video {
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unsigned long ref;
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unsigned int flags;
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struct ev_eloop *eloop;
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struct uterm_display *displays;
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struct kmscon_hook *hook;
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const struct video_ops *ops;
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union {
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struct drm_video drm;
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struct dumb_video dumb;
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struct fbdev_video fbdev;
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};
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};
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static inline bool video_is_awake(const struct uterm_video *video)
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{
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return video->flags & VIDEO_AWAKE;
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}
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static inline bool video_need_hotplug(const struct uterm_video *video)
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{
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return video->flags & VIDEO_HOTPLUG;
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}
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#define VIDEO_CB(vid, disp, act) kmscon_hook_call((vid)->hook, (vid), \
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&(struct uterm_video_hotplug){ \
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.display = (disp), \
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.action = (act), \
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})
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static inline int video_do_use(struct uterm_video *video)
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{
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return VIDEO_CALL(video->ops->use, -EOPNOTSUPP, video);
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}
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static inline bool input_bit_is_set(const unsigned long *array, int bit)
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{
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return !!(array[bit / LONG_BIT] & (1LL << (bit % LONG_BIT)));
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@ -40,6 +40,7 @@
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#include "static_misc.h"
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#include "uterm.h"
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#include "uterm_internal.h"
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#include "uterm_video.h"
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#define LOG_SUBSYSTEM "video"
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403
src/uterm_video.h
Normal file
403
src/uterm_video.h
Normal file
@ -0,0 +1,403 @@
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/*
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* uterm - Linux User-Space Terminal
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*
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* Copyright (c) 2011-2012 David Herrmann <dh.herrmann@googlemail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* Internal definitions */
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#ifndef UTERM_VIDEO_H
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#define UTERM_VIDEO_H
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#include <inttypes.h>
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#include <limits.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include "eloop.h"
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#include "static_misc.h"
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#include "uterm.h"
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/* backend-operations */
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struct mode_ops {
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int (*init) (struct uterm_mode *mode);
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void (*destroy) (struct uterm_mode *mode);
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const char *(*get_name) (const struct uterm_mode *mode);
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unsigned int (*get_width) (const struct uterm_mode *mode);
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unsigned int (*get_height) (const struct uterm_mode *mode);
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};
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struct display_ops {
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int (*init) (struct uterm_display *display);
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void (*destroy) (struct uterm_display *display);
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int (*activate) (struct uterm_display *disp, struct uterm_mode *mode);
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void (*deactivate) (struct uterm_display *disp);
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int (*set_dpms) (struct uterm_display *disp, int state);
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int (*use) (struct uterm_display *disp);
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int (*swap) (struct uterm_display *disp);
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int (*blit) (struct uterm_display *disp,
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const struct uterm_video_buffer *buf,
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unsigned int x, unsigned int y);
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int (*blend) (struct uterm_display *disp,
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const struct uterm_video_buffer *buf,
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unsigned int x, unsigned int y,
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uint8_t fr, uint8_t fg, uint8_t fb,
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uint8_t br, uint8_t bg, uint8_t bb);
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int (*blendv) (struct uterm_display *disp,
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const struct uterm_video_blend_req *req, size_t num);
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int (*fill) (struct uterm_display *disp,
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uint8_t r, uint8_t g, uint8_t b, unsigned int x,
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unsigned int y, unsigned int width, unsigned int height);
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};
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struct video_ops {
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int (*init) (struct uterm_video *video, const char *node);
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void (*destroy) (struct uterm_video *video);
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void (*segfault) (struct uterm_video *video);
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int (*use) (struct uterm_video *video);
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int (*poll) (struct uterm_video *video);
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void (*sleep) (struct uterm_video *video);
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int (*wake_up) (struct uterm_video *video);
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};
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#define VIDEO_CALL(func, els, ...) (func ? func(__VA_ARGS__) : els)
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/* drm */
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#ifdef UTERM_HAVE_DRM
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <gbm.h>
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include "static_gl.h"
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struct drm_mode {
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drmModeModeInfo info;
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};
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struct drm_rb {
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struct gbm_bo *bo;
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uint32_t fb;
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EGLImageKHR image;
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GLuint rb;
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};
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struct drm_display {
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uint32_t conn_id;
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int crtc_id;
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drmModeCrtc *saved_crtc;
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int current_rb;
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struct drm_rb rb[2];
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GLuint fb;
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};
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struct drm_video {
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int fd;
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struct ev_fd *efd;
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struct gbm_device *gbm;
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EGLDisplay *disp;
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EGLContext *ctx;
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unsigned int sinit;
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bool supports_rowlen;
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GLuint tex;
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struct gl_shader *fill_shader;
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GLuint uni_fill_proj;
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struct gl_shader *blend_shader;
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GLuint uni_blend_proj;
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GLuint uni_blend_tex;
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GLuint uni_blend_fgcol;
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GLuint uni_blend_bgcol;
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struct gl_shader *blit_shader;
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GLuint uni_blit_proj;
|
||||
GLuint uni_blit_tex;
|
||||
};
|
||||
|
||||
static const bool drm_available = true;
|
||||
extern const struct mode_ops drm_mode_ops;
|
||||
extern const struct display_ops drm_display_ops;
|
||||
extern const struct video_ops drm_video_ops;
|
||||
|
||||
#else /* !UTERM_HAVE_DRM */
|
||||
|
||||
struct drm_mode {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct drm_display {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct drm_video {
|
||||
int unused;
|
||||
};
|
||||
|
||||
static const bool drm_available = false;
|
||||
static const struct mode_ops drm_mode_ops;
|
||||
static const struct display_ops drm_display_ops;
|
||||
static const struct video_ops drm_video_ops;
|
||||
|
||||
#endif /* UTERM_HAVE_DRM */
|
||||
|
||||
/* dumb drm */
|
||||
|
||||
#ifdef UTERM_HAVE_DUMB
|
||||
|
||||
#include <xf86drm.h>
|
||||
#include <xf86drmMode.h>
|
||||
|
||||
struct dumb_mode {
|
||||
drmModeModeInfo info;
|
||||
};
|
||||
|
||||
struct dumb_rb {
|
||||
uint32_t fb;
|
||||
uint32_t handle;
|
||||
uint32_t stride;
|
||||
uint64_t size;
|
||||
|
||||
void *map;
|
||||
};
|
||||
|
||||
struct dumb_display {
|
||||
uint32_t conn_id;
|
||||
int crtc_id;
|
||||
drmModeCrtc *saved_crtc;
|
||||
|
||||
int current_rb;
|
||||
struct dumb_rb rb[2];
|
||||
};
|
||||
|
||||
struct dumb_video {
|
||||
int fd;
|
||||
struct ev_fd *efd;
|
||||
};
|
||||
|
||||
static const bool dumb_available = true;
|
||||
extern const struct mode_ops dumb_mode_ops;
|
||||
extern const struct display_ops dumb_display_ops;
|
||||
extern const struct video_ops dumb_video_ops;
|
||||
|
||||
#else /* !UTERM_HAVE_DUMB */
|
||||
|
||||
struct dumb_mode {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct dumb_display {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct dumb_video {
|
||||
int unused;
|
||||
};
|
||||
|
||||
static const bool dumb_available = false;
|
||||
static const struct mode_ops dumb_mode_ops;
|
||||
static const struct display_ops dumb_display_ops;
|
||||
static const struct video_ops dumb_video_ops;
|
||||
|
||||
#endif /* UTERM_HAVE_DUMB */
|
||||
|
||||
/* fbdev */
|
||||
|
||||
#ifdef UTERM_HAVE_FBDEV
|
||||
|
||||
#include <linux/fb.h>
|
||||
|
||||
struct fbdev_mode {
|
||||
unsigned int width;
|
||||
unsigned int height;
|
||||
};
|
||||
|
||||
struct fbdev_display {
|
||||
char *node;
|
||||
int fd;
|
||||
|
||||
struct fb_fix_screeninfo finfo;
|
||||
struct fb_var_screeninfo vinfo;
|
||||
unsigned int rate;
|
||||
|
||||
unsigned int bufid;
|
||||
size_t xres;
|
||||
size_t yres;
|
||||
size_t len;
|
||||
uint8_t *map;
|
||||
unsigned int stride;
|
||||
|
||||
bool xrgb32;
|
||||
unsigned int Bpp;
|
||||
unsigned int off_r;
|
||||
unsigned int off_g;
|
||||
unsigned int off_b;
|
||||
unsigned int len_r;
|
||||
unsigned int len_g;
|
||||
unsigned int len_b;
|
||||
int_fast32_t dither_r;
|
||||
int_fast32_t dither_g;
|
||||
int_fast32_t dither_b;
|
||||
};
|
||||
|
||||
struct fbdev_video {
|
||||
int unused;
|
||||
};
|
||||
|
||||
static const bool fbdev_available = true;
|
||||
extern const struct mode_ops fbdev_mode_ops;
|
||||
extern const struct display_ops fbdev_display_ops;
|
||||
extern const struct video_ops fbdev_video_ops;
|
||||
|
||||
#else /* !UTERM_HAVE_FBDEV */
|
||||
|
||||
struct fbdev_mode {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct fbdev_display {
|
||||
int unused;
|
||||
};
|
||||
|
||||
struct fbdev_video {
|
||||
int unused;
|
||||
};
|
||||
|
||||
static const bool fbdev_available = false;
|
||||
static const struct mode_ops fbdev_mode_ops;
|
||||
static const struct display_ops fbdev_display_ops;
|
||||
static const struct video_ops fbdev_video_ops;
|
||||
|
||||
#endif /* UTERM_HAVE_FBDEV */
|
||||
|
||||
/* uterm_screen */
|
||||
|
||||
struct uterm_screen {
|
||||
unsigned long ref;
|
||||
struct uterm_display *disp;
|
||||
};
|
||||
|
||||
/* uterm_mode */
|
||||
|
||||
struct uterm_mode {
|
||||
unsigned long ref;
|
||||
struct uterm_mode *next;
|
||||
|
||||
const struct mode_ops *ops;
|
||||
union {
|
||||
struct drm_mode drm;
|
||||
struct dumb_mode dumb;
|
||||
struct fbdev_mode fbdev;
|
||||
};
|
||||
};
|
||||
|
||||
int mode_new(struct uterm_mode **out, const struct mode_ops *ops);
|
||||
|
||||
/* uterm_display */
|
||||
|
||||
#define DISPLAY_ONLINE 0x01
|
||||
#define DISPLAY_VSYNC 0x02
|
||||
#define DISPLAY_AVAILABLE 0x04
|
||||
#define DISPLAY_OPEN 0x08
|
||||
#define DISPLAY_DBUF 0x10
|
||||
#define DISPLAY_DITHERING 0x20
|
||||
|
||||
struct uterm_display {
|
||||
unsigned long ref;
|
||||
unsigned int flags;
|
||||
struct uterm_display *next;
|
||||
struct uterm_video *video;
|
||||
|
||||
struct uterm_mode *modes;
|
||||
struct uterm_mode *default_mode;
|
||||
struct uterm_mode *current_mode;
|
||||
int dpms;
|
||||
|
||||
const struct display_ops *ops;
|
||||
union {
|
||||
struct drm_display drm;
|
||||
struct dumb_display dumb;
|
||||
struct fbdev_display fbdev;
|
||||
};
|
||||
};
|
||||
|
||||
int display_new(struct uterm_display **out, const struct display_ops *ops);
|
||||
|
||||
static inline bool display_is_conn(const struct uterm_display *disp)
|
||||
{
|
||||
return disp->video;
|
||||
}
|
||||
|
||||
static inline bool display_is_online(const struct uterm_display *disp)
|
||||
{
|
||||
return display_is_conn(disp) && (disp->flags & DISPLAY_ONLINE);
|
||||
}
|
||||
|
||||
/* uterm_video */
|
||||
|
||||
#define VIDEO_AWAKE 0x01
|
||||
#define VIDEO_HOTPLUG 0x02
|
||||
|
||||
struct uterm_video {
|
||||
unsigned long ref;
|
||||
unsigned int flags;
|
||||
struct ev_eloop *eloop;
|
||||
|
||||
struct uterm_display *displays;
|
||||
struct kmscon_hook *hook;
|
||||
|
||||
const struct video_ops *ops;
|
||||
union {
|
||||
struct drm_video drm;
|
||||
struct dumb_video dumb;
|
||||
struct fbdev_video fbdev;
|
||||
};
|
||||
};
|
||||
|
||||
static inline bool video_is_awake(const struct uterm_video *video)
|
||||
{
|
||||
return video->flags & VIDEO_AWAKE;
|
||||
}
|
||||
|
||||
static inline bool video_need_hotplug(const struct uterm_video *video)
|
||||
{
|
||||
return video->flags & VIDEO_HOTPLUG;
|
||||
}
|
||||
|
||||
#define VIDEO_CB(vid, disp, act) kmscon_hook_call((vid)->hook, (vid), \
|
||||
&(struct uterm_video_hotplug){ \
|
||||
.display = (disp), \
|
||||
.action = (act), \
|
||||
})
|
||||
|
||||
static inline int video_do_use(struct uterm_video *video)
|
||||
{
|
||||
return VIDEO_CALL(video->ops->use, -EOPNOTSUPP, video);
|
||||
}
|
||||
|
||||
#endif /* UTERM_VIDEO_H */
|
||||
@ -49,6 +49,7 @@
|
||||
#include "static_misc.h"
|
||||
#include "uterm.h"
|
||||
#include "uterm_internal.h"
|
||||
#include "uterm_video.h"
|
||||
|
||||
#define LOG_SUBSYSTEM "video_drm"
|
||||
|
||||
|
||||
@ -42,6 +42,7 @@
|
||||
#include "static_misc.h"
|
||||
#include "uterm.h"
|
||||
#include "uterm_internal.h"
|
||||
#include "uterm_video.h"
|
||||
|
||||
#define LOG_SUBSYSTEM "video_dumb"
|
||||
|
||||
|
||||
@ -40,6 +40,7 @@
|
||||
#include "static_misc.h"
|
||||
#include "uterm.h"
|
||||
#include "uterm_internal.h"
|
||||
#include "uterm_video.h"
|
||||
|
||||
#define LOG_SUBSYSTEM "video_fbdev"
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user