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output: add damage tracking via buffer age

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emersion 2018-01-21 00:06:35 +01:00
parent 78c13ead16
commit 0365b587f0
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GPG key ID: 0FDE7BE0E88F5E48
21 changed files with 163 additions and 81 deletions
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50
render/egl.c
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@ -127,18 +127,23 @@ bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
}
eglMakeCurrent(egl->display, EGL_NO_SURFACE, EGL_NO_SURFACE, egl->context);
egl->egl_exts = eglQueryString(egl->display, EGL_EXTENSIONS);
if (strstr(egl->egl_exts, "EGL_WL_bind_wayland_display") == NULL ||
strstr(egl->egl_exts, "EGL_KHR_image_base") == NULL) {
egl->egl_exts_str = eglQueryString(egl->display, EGL_EXTENSIONS);
egl->gl_exts_str = (const char*) glGetString(GL_EXTENSIONS);
wlr_log(L_INFO, "Using EGL %d.%d", (int)major, (int)minor);
wlr_log(L_INFO, "Supported EGL extensions: %s", egl->egl_exts_str);
wlr_log(L_INFO, "Using %s", glGetString(GL_VERSION));
wlr_log(L_INFO, "Supported OpenGL ES extensions: %s", egl->gl_exts_str);
if (strstr(egl->egl_exts_str, "EGL_WL_bind_wayland_display") == NULL ||
strstr(egl->egl_exts_str, "EGL_KHR_image_base") == NULL) {
wlr_log(L_ERROR, "Required egl extensions not supported");
goto error;
}
egl->gl_exts = (const char*) glGetString(GL_EXTENSIONS);
wlr_log(L_INFO, "Using EGL %d.%d", (int)major, (int)minor);
wlr_log(L_INFO, "Supported EGL extensions: %s", egl->egl_exts);
wlr_log(L_INFO, "Using %s", glGetString(GL_VERSION));
wlr_log(L_INFO, "Supported OpenGL ES extensions: %s", egl->gl_exts);
egl->egl_exts.buffer_age =
strstr(egl->egl_exts_str, "EGL_EXT_buffer_age") != NULL;
return true;
error:
@ -208,3 +213,32 @@ EGLSurface wlr_egl_create_surface(struct wlr_egl *egl, void *window) {
}
return surf;
}
int wlr_egl_get_buffer_age(struct wlr_egl *egl, EGLSurface surface) {
if (!egl->egl_exts.buffer_age) {
return -1;
}
EGLint buffer_age;
EGLBoolean ok = eglQuerySurface(egl->display, surface,
EGL_BUFFER_AGE_EXT, &buffer_age);
if (!ok) {
wlr_log(L_ERROR, "Failed to get EGL surface buffer age: %s", egl_error());
return -1;
}
return buffer_age;
}
bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
int *buffer_age) {
if (!eglMakeCurrent(egl->display, surface, surface, egl->context)) {
wlr_log(L_ERROR, "eglMakeCurrent failed: %s", egl_error());
return false;
}
if (buffer_age != NULL) {
*buffer_age = wlr_egl_get_buffer_age(egl, surface);
}
return true;
}