include/ui/egl-helpers.h

   1 #ifndef EGL_HELPERS_H
   2 #define EGL_HELPERS_H
   3
   4 #include <epoxy/gl.h>
   5 #include <epoxy/egl.h>
   6 #ifdef CONFIG_GBM
   7 #include <gbm.h>
   8 #endif
   9 #include "ui/console.h"
  10 #include "ui/shader.h"
  11
  12 extern EGLDisplay *qemu_egl_display;
  13 extern EGLConfig qemu_egl_config;
  14 extern DisplayGLMode qemu_egl_mode;
  15
  16 typedef struct egl_fb {
  17     int width;
  18     int height;
  19     GLuint texture;
  20     GLuint framebuffer;
  21     bool delete_texture;
  22     QemuDmaBuf *dmabuf;
  23 } egl_fb;
  24
  25 #define EGL_FB_INIT { 0, }
  26
  27 void egl_fb_destroy(egl_fb *fb);
  28 void egl_fb_setup_default(egl_fb *fb, int width, int height);
  29 void egl_fb_setup_for_tex(egl_fb *fb, int width, int height,
  30                           GLuint texture, bool delete);
  31 void egl_fb_setup_new_tex(egl_fb *fb, int width, int height);
  32 void egl_fb_blit(egl_fb *dst, egl_fb *src, bool flip);
  33 void egl_fb_read(DisplaySurface *dst, egl_fb *src);
  34
  35 void egl_texture_blit(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip);
  36 void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip,
  37                        int x, int y, double scale_x, double scale_y);
  38
  39 #ifdef CONFIG_GBM
  40
  41 extern int qemu_egl_rn_fd;
  42 extern struct gbm_device *qemu_egl_rn_gbm_dev;
  43 extern EGLContext qemu_egl_rn_ctx;
  44
  45 int egl_rendernode_init(const char *rendernode, DisplayGLMode mode);
  46 int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc,
  47                            EGLuint64KHR *modifier);
  48
  49 void egl_dmabuf_import_texture(QemuDmaBuf *dmabuf);
  50 void egl_dmabuf_release_texture(QemuDmaBuf *dmabuf);
  51 void egl_dmabuf_create_sync(QemuDmaBuf *dmabuf);
  52 void egl_dmabuf_create_fence(QemuDmaBuf *dmabuf);
  53
  54 #endif
  55
  56 EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, EGLNativeWindowType win);
  57
  58 #if defined(CONFIG_X11) || defined(CONFIG_GBM)
  59
  60 int qemu_egl_init_dpy_x11(EGLNativeDisplayType dpy, DisplayGLMode mode);
  61 int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy, DisplayGLMode mode);
  62
  63 #endif
  64
  65 EGLContext qemu_egl_init_ctx(void);
  66 bool qemu_egl_has_dmabuf(void);
  67
  68 bool egl_init(const char *rendernode, DisplayGLMode mode, Error **errp);
  69
  70 #endif /* EGL_HELPERS_H */