1 files changed, 66 insertions, 0 deletions
diff --git a/include/ui/egl-helpers.h b/include/ui/egl-helpers.h
new file mode 100644
index 000000000..2fb6e0dd6
--- /dev/null
+++ b/include/ui/egl-helpers.h
@@ -0,0 +1,66 @@
+#ifndef EGL_HELPERS_H
+#define EGL_HELPERS_H
+
+#include <epoxy/gl.h>
+#include <epoxy/egl.h>
+#ifdef CONFIG_GBM
+#include <gbm.h>
+#endif
+#include "ui/console.h"
+#include "ui/shader.h"
+
+extern EGLDisplay *qemu_egl_display;
+extern EGLConfig qemu_egl_config;
+extern DisplayGLMode qemu_egl_mode;
+
+typedef struct egl_fb {
+    int width;
+    int height;
+    GLuint texture;
+    GLuint framebuffer;
+    bool delete_texture;
+    QemuDmaBuf *dmabuf;
+} egl_fb;
+
+void egl_fb_destroy(egl_fb *fb);
+void egl_fb_setup_default(egl_fb *fb, int width, int height);
+void egl_fb_setup_for_tex(egl_fb *fb, int width, int height,
+                          GLuint texture, bool delete);
+void egl_fb_setup_new_tex(egl_fb *fb, int width, int height);
+void egl_fb_blit(egl_fb *dst, egl_fb *src, bool flip);
+void egl_fb_read(DisplaySurface *dst, egl_fb *src);
+
+void egl_texture_blit(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip);
+void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip,
+                       int x, int y, double scale_x, double scale_y);
+
+#ifdef CONFIG_GBM
+
+extern int qemu_egl_rn_fd;
+extern struct gbm_device *qemu_egl_rn_gbm_dev;
+extern EGLContext qemu_egl_rn_ctx;
+
+int egl_rendernode_init(const char *rendernode, DisplayGLMode mode);
+int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc,
+                           EGLuint64KHR *modifier);
+
+void egl_dmabuf_import_texture(QemuDmaBuf *dmabuf);
+void egl_dmabuf_release_texture(QemuDmaBuf *dmabuf);
+void egl_dmabuf_create_sync(QemuDmaBuf *dmabuf);
+void egl_dmabuf_create_fence(QemuDmaBuf *dmabuf);
+
+#endif
+
+EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, EGLNativeWindowType win);
+
+#if defined(CONFIG_X11) || defined(CONFIG_GBM)
+
+int qemu_egl_init_dpy_x11(EGLNativeDisplayType dpy, DisplayGLMode mode);
+int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy, DisplayGLMode mode);
+
+#endif
+
+EGLContext qemu_egl_init_ctx(void);
+bool qemu_egl_has_dmabuf(void);
+
+#endif /* EGL_HELPERS_H */