summaryrefslogtreecommitdiffstats
path: root/video/out/gl_wayland.c
diff options
context:
space:
mode:
Diffstat (limited to 'video/out/gl_wayland.c')
-rw-r--r--video/out/gl_wayland.c259
1 files changed, 259 insertions, 0 deletions
diff --git a/video/out/gl_wayland.c b/video/out/gl_wayland.c
new file mode 100644
index 0000000000..38d6213132
--- /dev/null
+++ b/video/out/gl_wayland.c
@@ -0,0 +1,259 @@
+/*
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * You can alternatively redistribute this file and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ */
+
+#include <wayland-egl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#include "wayland_common.h"
+#include "gl_common.h"
+
+struct egl_context {
+ EGLSurface egl_surface;
+
+ struct wl_egl_window *egl_window;
+
+ struct {
+ EGLDisplay dpy;
+ EGLContext ctx;
+ EGLConfig conf;
+ } egl;
+};
+
+static void egl_resize_func(struct vo_wayland_state *wl,
+ struct egl_context *ctx)
+{
+ int32_t x, y, scaled_height;
+ double ratio;
+ int minimum_size = 50;
+
+ if (wl->window->pending_width < minimum_size)
+ wl->window->pending_width = minimum_size;
+ if (wl->window->pending_height < minimum_size)
+ wl->window->pending_height = minimum_size;
+
+ ratio = (double) wl->vo->aspdat.orgw / wl->vo->aspdat.orgh;
+ scaled_height = wl->window->pending_height * ratio;
+ if (wl->window->pending_width > scaled_height) {
+ wl->window->pending_height = wl->window->pending_width / ratio;
+ } else {
+ wl->window->pending_width = scaled_height;
+ }
+
+ if (wl->window->edges & WL_SHELL_SURFACE_RESIZE_LEFT)
+ x = wl->window->width - wl->window->pending_width;
+ else
+ x = 0;
+
+ if (wl->window->edges & WL_SHELL_SURFACE_RESIZE_TOP)
+ y = wl->window->height - wl->window->pending_height;
+ else
+ y = 0;
+
+ wl_egl_window_resize(ctx->egl_window,
+ wl->window->pending_width,
+ wl->window->pending_height,
+ x, y);
+
+ wl->window->width = wl->window->pending_width;
+ wl->window->height = wl->window->pending_height;
+
+ /* set size for mplayer */
+ wl->vo->dwidth = wl->window->pending_width;
+ wl->vo->dheight = wl->window->pending_height;
+ wl->window->events |= VO_EVENT_RESIZE;
+ wl->window->edges = 0;
+ wl->window->resize_needed = 0;
+}
+
+static bool egl_create_context(struct vo_wayland_state *wl,
+ struct egl_context *egl_ctx,
+ MPGLContext *ctx)
+{
+ EGLint major, minor, n;
+
+ GL *gl = ctx->gl;
+ const char *eglstr = "";
+
+ if (!(egl_ctx->egl.dpy = eglGetDisplay(wl->display->display)))
+ return false;
+
+ EGLint config_attribs[] = {
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
+ EGL_RED_SIZE, 1,
+ EGL_GREEN_SIZE, 1,
+ EGL_BLUE_SIZE, 1,
+ EGL_ALPHA_SIZE, 0,
+ EGL_DEPTH_SIZE, 1,
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
+ EGL_NONE
+ };
+
+ /* major and minor here returns the supported EGL version (e.g.: 1.4) */
+ if (eglInitialize(egl_ctx->egl.dpy, &major, &minor) != EGL_TRUE)
+ return false;
+
+ EGLint context_attribs[] = {
+ EGL_CONTEXT_MAJOR_VERSION_KHR,
+ MPGL_VER_GET_MAJOR(ctx->requested_gl_version),
+ /* EGL_CONTEXT_MINOR_VERSION_KHR, */
+ /* MPGL_VER_GET_MINOR(ctx->requested_gl_version), */
+ /* EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR, 0, */
+ /* Segfaults on anything else than the major version */
+ EGL_NONE
+ };
+
+ if (eglBindAPI(EGL_OPENGL_API) != EGL_TRUE)
+ return false;
+
+ eglChooseConfig(egl_ctx->egl.dpy, config_attribs,
+ &egl_ctx->egl.conf, 1, &n);
+
+ egl_ctx->egl.ctx = eglCreateContext(egl_ctx->egl.dpy,
+ egl_ctx->egl.conf,
+ EGL_NO_CONTEXT,
+ context_attribs);
+ if (!egl_ctx->egl.ctx)
+ return false;
+
+ eglMakeCurrent(egl_ctx->egl.dpy, NULL, NULL, egl_ctx->egl.ctx);
+
+ eglstr = eglQueryString(egl_ctx->egl.dpy, EGL_EXTENSIONS);
+
+ mpgl_load_functions(gl, (void*(*)(const GLubyte*))eglGetProcAddress, eglstr);
+ if (!gl->BindProgram)
+ mpgl_load_functions(gl, NULL, eglstr);
+
+ return true;
+}
+
+static void egl_create_window(struct vo_wayland_state *wl,
+ struct egl_context *egl_ctx,
+ uint32_t width,
+ uint32_t height)
+{
+ egl_ctx->egl_window = wl_egl_window_create(wl->window->surface,
+ wl->window->width,
+ wl->window->height);
+
+ egl_ctx->egl_surface = eglCreateWindowSurface(egl_ctx->egl.dpy,
+ egl_ctx->egl.conf,
+ egl_ctx->egl_window,
+ NULL);
+
+ eglMakeCurrent(egl_ctx->egl.dpy,
+ egl_ctx->egl_surface,
+ egl_ctx->egl_surface,
+ egl_ctx->egl.ctx);
+
+ wl_display_dispatch_pending(wl->display->display);
+}
+
+static bool config_window_wayland(struct MPGLContext *ctx,
+ uint32_t d_width,
+ uint32_t d_height,
+ uint32_t flags)
+{
+ struct egl_context * egl_ctx = ctx->priv;
+ struct vo_wayland_state * wl = ctx->vo->wayland;
+ bool ret = false;
+
+ wl->window->pending_width = d_width;
+ wl->window->pending_height = d_height;
+ wl->window->width = d_width;
+ wl->window->height = d_height;
+
+ vo_wayland_update_window_title(ctx->vo);
+
+ if ((VOFLAG_FULLSCREEN & flags) && wl->window->type != TYPE_FULLSCREEN)
+ vo_wayland_fullscreen(ctx->vo);
+
+ if (!egl_ctx->egl.ctx) {
+ /* Create OpenGL context */
+ ret = egl_create_context(wl, egl_ctx, ctx);
+
+ /* If successfully created the context and we don't want to hide the
+ * window than also create the window immediately */
+ if (ret && !(VOFLAG_HIDDEN & flags))
+ egl_create_window(wl, egl_ctx, d_width, d_height);
+
+ return ret;
+ }
+ else {
+ /* If the window exists just resize it */
+ if (egl_ctx->egl_window)
+ egl_resize_func(wl, egl_ctx);
+
+ else {
+ /* If the context exists and the hidden flag is unset then
+ * create the window */
+ if (!(VOFLAG_HIDDEN & flags))
+ egl_create_window(wl, egl_ctx, d_width, d_height);
+ }
+ return true;
+ }
+}
+
+static void releaseGlContext_wayland(MPGLContext *ctx)
+{
+ GL *gl = ctx->gl;
+ struct egl_context * egl_ctx = ctx->priv;
+
+ gl->Finish();
+ eglMakeCurrent(egl_ctx->egl.dpy, NULL, NULL, EGL_NO_CONTEXT);
+ eglDestroyContext(egl_ctx->egl.dpy, egl_ctx->egl.ctx);
+ eglTerminate(egl_ctx->egl.dpy);
+ eglReleaseThread();
+ wl_egl_window_destroy(egl_ctx->egl_window);
+ egl_ctx->egl.ctx = NULL;
+}
+
+static void swapGlBuffers_wayland(MPGLContext *ctx)
+{
+ struct egl_context * egl_ctx = ctx->priv;
+ struct vo_wayland_state *wl = ctx->vo->wayland;
+
+ eglSwapBuffers(egl_ctx->egl.dpy, egl_ctx->egl_surface);
+
+ /* resize window after the buffers have swapped
+ * makes resizing more fluid */
+ if (wl->window->resize_needed) {
+ wl_egl_window_get_attached_size(egl_ctx->egl_window,
+ &wl->window->width,
+ &wl->window->height);
+ egl_resize_func(wl, egl_ctx);
+ }
+}
+
+void mpgl_set_backend_wayland(MPGLContext *ctx)
+{
+ ctx->priv = talloc_zero(ctx, struct egl_context);
+ ctx->config_window = config_window_wayland;
+ ctx->releaseGlContext = releaseGlContext_wayland;
+ ctx->swapGlBuffers = swapGlBuffers_wayland;
+ ctx->update_xinerama_info = vo_wayland_update_screeninfo;
+ ctx->border = vo_wayland_border;
+ ctx->check_events = vo_wayland_check_events;
+ ctx->fullscreen = vo_wayland_fullscreen;
+ ctx->ontop = vo_wayland_ontop;
+ ctx->vo_init = vo_wayland_init;
+ ctx->vo_uninit = vo_wayland_uninit;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 16:13:51 +0000