progress

glonkers.c

@@ -66,6 +66,10 @@ int main(int argc, char *argv[]) {
             int width = event.data.draw.width;
             int height = event.data.draw.height;
             render(&renderer, width, height, time, shader_path, 0);
+            swap_buffers(&state, event.data.draw.surface);
+        }
+        if (event.type == EVENT_NONE) {
+            printf("nothing, absolutely nothing\n");
         }
     }
     //while (state.running) {

wayland.c

@@ -50,6 +50,8 @@ static void xdg_toplevel_configure (
     next->data.height = height;
     printf("🧟🧟🧟\n");
     wl_egl_window_resize(next->data.egl_window, width, height, 0, 0);
+    // draw new frame!
+    next->data.dirty = true;
 }
 
 static void xdg_toplevel_close(void *data, struct xdg_toplevel *xdg_toplevel) {
@@ -381,16 +383,24 @@ struct event wait_for_event(struct client_state *state) {
         // before dispatch: check that there is nothing elese to do
         // check for dirty surface
         struct surface_list *next = state->surface_list;
-        printf("listtttt\n");
+        printf("checking for events\n");
         while (next != NULL) {
             if (next->data.dirty) {
                 printf("dirty\n");
+
+                if (eglMakeCurrent(state->egl_display, next->data.egl_surface,
+                                   next->data.egl_surface, state->egl_context)) {
+                    fprintf(stderr, "Made current\n");
+                } else {
+                    fprintf(stderr, "Made current failed\n");
+                }
                 struct event event = {
                     .type = EVENT_DRAW,
                     .data = {
                         .draw = {
                             .width = next->data.width,
                             .height = next->data.height,
+                            .surface = &next->data,
                         }
                     }
                 };
@@ -402,3 +412,14 @@ struct event wait_for_event(struct client_state *state) {
     }
 }
 
+void swap_buffers(struct client_state *state, struct surface *surface) {
+    struct surface_list *next = state->surface_list;
+    while (next != NULL) {
+        if (&next->data == surface) {
+            eglSwapBuffers(state->egl_display, next->data.egl_surface);
+            return;
+        }
+    }
+    fprintf(stderr, "didn't find surface for buffer swap\n");
+}
+

wayland.h

@@ -58,6 +58,7 @@ struct event {
         /// EVENT_DRAW
         struct {
             int width, height;
+            struct surface *surface;
         } draw;
     } data;
 };
@@ -66,4 +67,5 @@ void wayland_init(struct client_state *state, int output_type);
 void commit(struct client_state *state);
 /// Provide pointer to be filled.
 struct event wait_for_event(struct client_state *state);
+void swap_buffers(struct client_state *state, struct surface *surface);