mirror of
https://gitlab.freedesktop.org/wlroots/wlroots.git
synced 2024-11-21 22:52:20 +00:00
Changed drm to use new EGL interface.
This commit is contained in:
Scott Anderson
parent
dbceaee9fa
commit
15d247bf34
@ -37,103 +37,6 @@ static const char *conn_name[] = {
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[DRM_MODE_CONNECTOR_DSI] = "DSI",
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};
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static const char *egl_error(void)
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{
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switch (eglGetError()) {
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case EGL_SUCCESS:
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return "Success";
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case EGL_NOT_INITIALIZED:
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return "Not initialized";
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case EGL_BAD_ACCESS:
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return "Bad access";
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case EGL_BAD_ALLOC:
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return "Bad alloc";
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case EGL_BAD_ATTRIBUTE:
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return "Bad attribute";
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case EGL_BAD_CONTEXT:
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return "Bad Context";
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case EGL_BAD_CONFIG:
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return "Bad Config";
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case EGL_BAD_CURRENT_SURFACE:
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return "Bad current surface";
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case EGL_BAD_DISPLAY:
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return "Bad display";
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case EGL_BAD_SURFACE:
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return "Bad surface";
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case EGL_BAD_MATCH:
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return "Bad match";
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case EGL_BAD_PARAMETER:
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return "Bad parameter";
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case EGL_BAD_NATIVE_PIXMAP:
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return "Bad native pixmap";
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case EGL_BAD_NATIVE_WINDOW:
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return "Bad native window";
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case EGL_CONTEXT_LOST:
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return "Context lost";
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default:
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return "Unknown";
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}
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}
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// EGL extensions
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PFNEGLGETPLATFORMDISPLAYEXTPROC get_platform_display;
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PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC create_platform_window_surface;
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static bool egl_exts()
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{
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get_platform_display = (PFNEGLGETPLATFORMDISPLAYEXTPROC)
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eglGetProcAddress("eglGetPlatformDisplayEXT");
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if (!get_platform_display) {
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wlr_log(L_ERROR, "Failed to load EGL extension 'eglGetPlatformDisplayEXT'");
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return false;
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}
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create_platform_window_surface = (PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)
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eglGetProcAddress("eglCreatePlatformWindowSurfaceEXT");
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if (!get_platform_display) {
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wlr_log(L_ERROR, "Failed to load EGL extension 'eglCreatePlatformWindowSurfaceEXT'");
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return false;
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}
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return true;
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}
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static bool egl_get_config(EGLDisplay disp, EGLConfig *out)
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{
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EGLint count = 0, matched = 0, ret;
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ret = eglGetConfigs(disp, NULL, 0, &count);
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if (ret == EGL_FALSE || count == 0) {
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return false;
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}
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EGLConfig configs[count];
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ret = eglChooseConfig(disp, NULL, configs, count, &matched);
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if (ret == EGL_FALSE) {
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return false;
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}
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for (int i = 0; i < matched; ++i) {
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EGLint gbm_format;
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if (!eglGetConfigAttrib(disp,
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configs[i],
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EGL_NATIVE_VISUAL_ID,
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&gbm_format))
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continue;
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if (gbm_format == GBM_FORMAT_XRGB8888) {
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*out = configs[i];
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return true;
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}
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}
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return false;
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}
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static void page_flip_handler(int fd,
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unsigned seq,
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unsigned tv_sec,
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@ -164,46 +67,16 @@ static int drm_event(int fd, uint32_t mask, void *data)
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bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer,
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struct wlr_drm_backend *backend, int fd)
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{
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if (!egl_exts())
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return false;
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renderer->gbm = gbm_create_device(fd);
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if (!renderer->gbm) {
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wlr_log(L_ERROR, "Failed to create GBM device: %s", strerror(errno));
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return false;
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}
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if (eglBindAPI(EGL_OPENGL_ES_API) == EGL_FALSE) {
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wlr_log(L_ERROR, "Failed to bind to the OpenGL ES API: %s", egl_error());
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if (!wlr_egl_init(&renderer->egl, EGL_PLATFORM_GBM_MESA, renderer->gbm)) {
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goto error_gbm;
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}
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renderer->egl.disp = get_platform_display(EGL_PLATFORM_GBM_MESA, renderer->gbm, NULL);
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if (renderer->egl.disp == EGL_NO_DISPLAY) {
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wlr_log(L_ERROR, "Failed to create EGL display: %s", egl_error());
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goto error_gbm;
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}
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if (eglInitialize(renderer->egl.disp, NULL, NULL) == EGL_FALSE) {
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wlr_log(L_ERROR, "Failed to initialize EGL: %s", egl_error());
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goto error_egl;
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}
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if (!egl_get_config(renderer->egl.disp, &renderer->egl.conf)) {
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wlr_log(L_ERROR, "Failed to get EGL config");
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goto error_egl;
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}
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static const EGLint attribs[] = {EGL_CONTEXT_CLIENT_VERSION, 3, EGL_NONE};
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renderer->egl.context = eglCreateContext(renderer->egl.disp,
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renderer->egl.conf, EGL_NO_CONTEXT, attribs);
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if (renderer->egl.context == EGL_NO_CONTEXT) {
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wlr_log(L_ERROR, "Failed to create EGL context: %s", egl_error());
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goto error_egl;
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}
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backend->event_src.drm = wl_event_loop_add_fd(backend->event_loop,
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backend->fd, WL_EVENT_READABLE, drm_event, NULL);
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if (!backend->event_src.drm) {
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@ -217,9 +90,7 @@ bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer,
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return true;
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error_egl:
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eglTerminate(renderer->egl.disp);
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eglReleaseThread();
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eglMakeCurrent(EGL_NO_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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wlr_egl_free(&renderer->egl);
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error_gbm:
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gbm_device_destroy(renderer->gbm);
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@ -232,11 +103,7 @@ void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer)
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if (!renderer)
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return;
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eglDestroyContext(renderer->egl.disp, renderer->egl.context);
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eglTerminate(renderer->egl.disp);
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eglReleaseThread();
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eglMakeCurrent(EGL_NO_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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wlr_egl_free(&renderer->egl);
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gbm_device_destroy(renderer->gbm);
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}
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@ -360,23 +227,21 @@ static bool display_init_renderer(struct wlr_drm_renderer *renderer,
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return false;
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}
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disp->egl = create_platform_window_surface(renderer->egl.disp, renderer->egl.conf,
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disp->gbm, NULL);
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disp->egl = wlr_egl_create_surface(&renderer->egl, disp->gbm);
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if (disp->egl == EGL_NO_SURFACE) {
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wlr_log(L_ERROR, "Failed to create EGL surface for %s: %s", disp->name,
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egl_error());
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wlr_log(L_ERROR, "Failed to create EGL surface for %s", disp->name);
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return false;
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}
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// Render black frame
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eglMakeCurrent(renderer->egl.disp, disp->egl, disp->egl, renderer->egl.context);
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eglMakeCurrent(renderer->egl.display, disp->egl, disp->egl, renderer->egl.context);
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glViewport(0, 0, disp->width, disp->height);
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glClear(GL_COLOR_BUFFER_BIT);
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eglSwapBuffers(renderer->egl.disp, disp->egl);
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eglSwapBuffers(renderer->egl.display, disp->egl);
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struct gbm_bo *bo = gbm_surface_lock_front_buffer(disp->gbm);
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uint32_t fb_id = get_fb_for_bo(renderer->fd, bo);
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@ -546,7 +411,7 @@ void wlr_drm_display_free(struct wlr_drm_display *disp, bool restore)
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struct wlr_drm_renderer *renderer = disp->renderer;
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eglDestroySurface(renderer->egl.disp, disp->egl);
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eglDestroySurface(renderer->egl.display, disp->egl);
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gbm_surface_destroy(disp->gbm);
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free(disp->modes);
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@ -578,13 +443,13 @@ void wlr_drm_display_free(struct wlr_drm_display *disp, bool restore)
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void wlr_drm_display_begin(struct wlr_drm_display *disp)
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{
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struct wlr_drm_renderer *renderer = disp->renderer;
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eglMakeCurrent(renderer->egl.disp, disp->egl, disp->egl, renderer->egl.context);
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eglMakeCurrent(renderer->egl.display, disp->egl, disp->egl, renderer->egl.context);
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}
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void wlr_drm_display_end(struct wlr_drm_display *disp)
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{
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struct wlr_drm_renderer *renderer = disp->renderer;
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eglSwapBuffers(renderer->egl.disp, disp->egl);
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eglSwapBuffers(renderer->egl.display, disp->egl);
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struct gbm_bo *bo = gbm_surface_lock_front_buffer(disp->gbm);
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uint32_t fb_id = get_fb_for_bo(renderer->fd, bo);
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@ -7,6 +7,8 @@
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#include <EGL/egl.h>
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#include <gbm.h>
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#include "backend/egl.h"
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struct wlr_drm_renderer {
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int fd;
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@ -16,11 +18,7 @@ struct wlr_drm_renderer {
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struct wlr_drm_backend *backend;
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struct gbm_device *gbm;
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struct {
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EGLDisplay disp;
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EGLConfig conf;
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EGLContext context;
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} egl;
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struct wlr_egl egl;
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};
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bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer,
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