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wayland: implement resizing for new opengl gbm
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IoIxD 2026-05-06 00:29:51 -07:00
commit 2c3cb787d4
1 changed files with 52 additions and 5 deletions
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57
src/widget/opengl.c
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@ -107,6 +107,7 @@ typedef struct waylandopengl {
EGLint config_size,
EGLint* num_config);
EGLBoolean (*eglGetConfigAttrib)(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint* value);
EGLBoolean (*eglDestroySurface)(EGLDisplay dpy, EGLSurface surface);
struct wl_egl_window* (*wl_egl_window_create)(struct wl_surface* surface,
int width, int height);
@ -115,6 +116,7 @@ typedef struct waylandopengl {
int dx, int dy);
struct gbm_device* (*gbm_create_device)(int fd);
struct gbm_surface* (*gbm_surface_create)(struct gbm_device* gbm, uint32_t width, uint32_t height, uint32_t format, uint32_t flags);
void (*gbm_surface_destroy)(struct gbm_surface* surface);
struct gbm_bo* (*gbm_surface_lock_front_buffer)(struct gbm_surface* surface);
union gbm_bo_handle (*gbm_bo_get_handle)(struct gbm_bo* bo);
@ -278,8 +280,10 @@ static int wcreate(MwWidget handle) {
EGL_FUNC(eglChooseConfig)
EGL_FUNC(eglGetPlatformDisplay)
EGL_FUNC(eglGetConfigAttrib)
EGL_FUNC(eglDestroySurface)
GBM_FUNC(gbm_create_device)
GBM_FUNC(gbm_surface_create)
GBM_FUNC(gbm_surface_destroy)
GBM_FUNC(gbm_surface_lock_front_buffer)
GBM_FUNC(gbm_bo_get_handle)
GBM_FUNC(gbm_bo_get_stride)
@ -302,6 +306,7 @@ static int wcreate(MwWidget handle) {
#define eglGetDisplay o->eglGetDisplay
#define wl_egl_window_resize o->wl_egl_window_resize
#define eglCreatePlatformWindowSurface o->eglCreatePlatformWindowSurface
#define eglDestroySurface o->eglDestroySurface
#define eglChooseConfig o->eglChooseConfig
#define eglGetPlatformDisplay o->eglGetPlatformDisplay
@ -607,6 +612,44 @@ static void frontbuffer_draw(MwWidget handle) {
MwLLDrawPixmap(handle->lowlevel, &r, o->frontbuffer);
}
}
static void frontbuffer_resize(MwWidget handle) {
if(handle->lowlevel->common.type == MwLLBackendWayland) {
waylandopengl_t* o = handle->internal;
if(o->frontbuffer_data) {
free(o->frontbuffer_data);
}
if(o->frontbuffer) {
MwLLDestroyPixmap(o->frontbuffer);
}
if(o->gbm_surface) {
o->gbm_surface_destroy(o->gbm_surface);
}
if(o->egl_surface) {
eglDestroySurface(o->egl_display, o->egl_surface);
}
o->gbm_surface = o->gbm_surface_create(o->gbm, handle->lowlevel->wayland.ww, handle->lowlevel->wayland.wh, GBM_FORMAT_ARGB8888, GBM_BO_USE_LINEAR | GBM_BO_USE_RENDERING);
/* Create a surface */
o->egl_surface = eglCreatePlatformWindowSurface(o->egl_display, o->egl_config,
o->gbm_surface, NULL);
if(o->egl_surface == EGL_NO_SURFACE) {
printf("ERROR: eglCreatePlatformWindowSurface, %0X\n", eglGetError());
} else {
}
if(!eglMakeCurrent(o->egl_display, o->egl_surface, o->egl_surface, o->egl_context)) {
printf("ERROR: eglMakeCurrent (setup): %0X\n", eglGetError());
}
o->frontbuffer_data = malloc(handle->lowlevel->wayland.ww * handle->lowlevel->wayland.wh * 4);
memset(o->frontbuffer_data, 255, handle->lowlevel->wayland.ww * handle->lowlevel->wayland.wh * 4);
o->frontbuffer = MwLoadRaw(handle, o->frontbuffer_data, handle->lowlevel->wayland.ww, handle->lowlevel->wayland.wh);
MwVaApply(handle, MwNpixmap, o->frontbuffer, NULL);
}
}
#endif
MwClassRec MwOpenGLClassRec = {wcreate, /* create */
@ -625,11 +668,15 @@ MwClassRec MwOpenGLClassRec = {wcreate, /* create */
NULL, /* key */
func_handler, /* execute */
NULL, /* tick */
NULL, /* resize */
NULL, /* children_update */
NULL, /* children_prop_change */
NULL, /* clipboard */
NULL, /* props_change */
#ifdef USE_WAYLAND
frontbuffer_resize, /* resize */
#else
NULL, /* resize */
#endif
NULL, /* children_update */
NULL, /* children_prop_change */
NULL, /* clipboard */
NULL, /* props_change */
NULL, NULL, NULL};
MwClass MwOpenGLClass = &MwOpenGLClassRec;
#else