pyrite-dev/milsko
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swap buffers in draw handler instead

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This commit is contained in:
IoIxD 2025-12-05 17:16:08 -07:00
commit 39533b3fec
6 changed files with 45 additions and 32 deletions
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1
.gitignore vendored
View file

@ -1,7 +1,6 @@
*.o
*.so
*.dll
examples/*
examples/*.exe
examples/*/*
!examples/*/*.c

6
examples/basic/checkbox.c
View file

@ -5,10 +5,10 @@ int main() {
MwWidget window;
MwLibraryInit();
window = MwVaCreateWidget(MwWindowClass, "test", NULL, MwDEFAULT, MwDEFAULT, 8 + 16 + 8 + 16 * 10 + 8, 8 + 16 + 8 + 16 + 8,
MwNtitle, "checkbox",
NULL);
MwNtitle, "checkbox",
NULL);
MwVaCreateWidget(MwCheckBoxClass, "cb1", window, 8, 8, 16, 16,
NULL);

1
include/Mw/LowLevel.h
View file

@ -35,6 +35,7 @@ struct _MwLLCommon {
int copy_buffer;
int type;
int success;
int do_redraw;
MwLLHandler handler;
};

1
include/Mw/LowLevel/Wayland.h
View file

@ -82,6 +82,7 @@ struct _MwLLWayland {
MwBool configured;
MwBool force_redraw;
MwBool egl_setup;
MwBool drawn_once;
MwBool egl_do_resetup;
MwU32 x, y, ww, wh;
int z_index;

58
src/backend/wayland.c
View file

@ -315,13 +315,17 @@ static void xdg_toplevel_configure(void* data,
MwLL self = data;
PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)eglGetProcAddress("glFramebufferTexture2D");
if(width == 0 && height == 0) {
if(width == 0 || height == 0) {
width = self->wayland.ww;
height = self->wayland.wh;
// if it's still 0 then bail
if(width == 0 || height == 0) {
return;
}
}
self->wayland.ww = width;
self->wayland.wh = height;
xdg_surface_set_window_geometry(self->wayland.toplevel->xdg_surface, self->wayland.x, self->wayland.y, self->wayland.ww, self->wayland.wh);
xdg_surface_set_window_geometry(self->wayland.toplevel->xdg_surface, 0, 0, self->wayland.ww, self->wayland.wh);
MwLLSetWH(self, width, height);
MwLLDispatch(self, resize, NULL);
@ -369,18 +373,15 @@ static void xdg_surface_configure(
self->wayland.configured = MwTRUE;
}
static int event_loop(struct _MwLLWayland* wayland) {
static int event_loop(MwLL handle) {
enum {
DISPLAY_FD,
KEYREPEAT_FD,
CURSOR_FD
};
struct pollfd fd;
int timeout = 100;
if(wayland->force_redraw) {
return 1;
}
struct pollfd fd;
int timeout = 100;
struct _MwLLWayland* wayland = &handle->wayland;
if(wayland->display == NULL) {
return 0;
@ -388,12 +389,6 @@ static int event_loop(struct _MwLLWayland* wayland) {
fd.fd = wl_display_get_fd(wayland->display);
fd.events = POLLIN;
while(wl_display_prepare_read(wayland->display) != 0) {
if(wl_display_dispatch_pending(wayland->display) > 0) {
return 0;
}
}
/* If an error other than EAGAIN happens, we have likely been disconnected from the Wayland session */
while(wl_display_flush(wayland->display) == -1) {
if(errno != EAGAIN) {
@ -433,8 +428,11 @@ static int event_loop(struct _MwLLWayland* wayland) {
if(wl_display_dispatch_pending(wayland->display) > 0) {
}
} else {
wl_display_cancel_read(wayland->display);
if(wl_display_dispatch_pending(wayland->display) == 0) {
MwLLDispatch(handle, draw, NULL);
}
}
return 0;
}
@ -532,11 +530,9 @@ static void setup_toplevel(MwLL r, int x, int y) {
wl_region_add(region, 0, 0, r->wayland.ww, r->wayland.wh);
wl_surface_set_opaque_region(r->wayland.surface, region);
wl_surface_commit(r->wayland.surface);
event_loop(&r->wayland);
event_loop(r);
wl_region_destroy(region);
printf("%p\n", shget(r->wayland.wl_protocol_map, zxdg_decoration_manager_v1_interface.name));
// setup decorations if we can
if(shget(r->wayland.wl_protocol_map, zxdg_decoration_manager_v1_interface.name) != NULL) {
zxdg_decoration_manager_v1_context_t* dec = WAYLAND_GET_INTERFACE(r->wayland, zxdg_decoration_manager_v1)->context;
@ -576,7 +572,7 @@ static void setup_subsurface(MwLL parent, MwLL r, int x, int y) {
wl_region_add(region, 0, 0, r->wayland.ww, r->wayland.wh);
wl_surface_set_opaque_region(r->wayland.surface, region);
wl_surface_commit(r->wayland.surface);
event_loop(&r->wayland);
event_loop(r);
wl_region_destroy(region);
r->wayland.subsurface = wl_subcompositor_get_subsurface(subcompositor, r->wayland.surface, parent_surface);
@ -628,13 +624,18 @@ static MwLL MwLLCreateImpl(MwLL parent, int x, int y, int width, int height) {
if(width == 0) width = 1;
if(height == 0) height = 1;
r->wayland.ww = width;
r->wayland.wh = height;
r->wayland.ww = width;
r->wayland.wh = height;
printf("%d %d\n", x, y);
r->wayland.parent = parent;
r->wayland.force_redraw = MwFALSE;
r->common.success = MwTRUE;
r->wayland.drawn_once = MwFALSE;
r->wayland.x = x;
r->wayland.y = y;
if(parent == NULL) {
setup_toplevel(r, x, y);
} else {
@ -668,14 +669,16 @@ static void MwLLSetXYImpl(MwLL handle, int x, int y) {
static void MwLLSetWHImpl(MwLL handle, int w, int h) {
/* Prevent an integer underflow when the w/h is too low */
if(w < 10 || h < 10) {
if((w < 10 || h < 10)) {
handle->wayland.ww = 10;
handle->wayland.wh = 10;
return;
}
handle->wayland.ww = w;
handle->wayland.wh = h;
if(handle->wayland.type == MWLL_WAYLAND_TOPLEVEL) {
xdg_surface_set_window_geometry(handle->wayland.toplevel->xdg_surface, handle->wayland.x, handle->wayland.y, handle->wayland.ww, handle->wayland.wh);
xdg_surface_set_window_geometry(handle->wayland.toplevel->xdg_surface, 0, 0, handle->wayland.ww, handle->wayland.wh);
} else {
}
}
@ -769,7 +772,7 @@ static void MwLLEndDrawImpl(MwLL handle) {
glBindTexture(GL_TEXTURE_2D, handle->wayland.fbo_texture);
// glClear(GL_COLOR_BUFFER_BIT);
// glClearColor(0, 0, 0, 1);
// glClearColor(1.0, 0, 0, 1);
glColor3f(1.0, 1.0, 1.0);
@ -790,6 +793,7 @@ static void MwLLEndDrawImpl(MwLL handle) {
printf("error swapping buffers! %0X\n", eglGetError());
} else {
wl_surface_commit(handle->wayland.surface);
handle->wayland.drawn_once = MwTRUE;
}
}
@ -814,7 +818,9 @@ static void MwLLFreeColorImpl(MwLLColor color) {
}
static int MwLLPendingImpl(MwLL handle) {
return event_loop(&handle->wayland);
if(wl_display_dispatch_pending(handle->wayland.display) == 0) {
}
return event_loop(handle) || handle->wayland.force_redraw;
}
static void MwLLNextEventImpl(MwLL handle) {

10
src/core.c
View file

@ -7,6 +7,7 @@
static void lldrawhandler(MwLL handle, void* data) {
MwWidget h = (MwWidget)handle->common.user;
int ind;
(void)data;
@ -14,6 +15,13 @@ static void lldrawhandler(MwLL handle, void* data) {
MwDispatch(h, draw);
if(h->draw_inject != NULL) h->draw_inject(h);
MwDispatchUserHandler(h, MwNdrawHandler, NULL);
handle->common.do_redraw = MwTRUE;
if(h->parent == NULL) {
MwLLEndDraw(h->lowlevel);
} else if(h->parent->lowlevel == NULL) {
MwLLEndDraw(h->lowlevel);
}
}
static void lluphandler(MwLL handle, void* data) {
@ -334,8 +342,6 @@ void MwLoop(MwWidget handle) {
}
if(v != 0) break;
MwLLEndDraw(handle->lowlevel);
for(i = 0; i < arrlen(handle->tick_list); i++) {
MwDispatch(handle->tick_list[i], tick);
MwDispatchUserHandler(handle->tick_list[i], MwNtickHandler, NULL);