research in ideation.md

ideation.md

@@ -15,3 +15,56 @@
 # Style Guide
 
 Perhaps we do what river does for organization? Checkout river/Server.zig:17's use of @This();
+
+# information
+
+server owns
+- compositor
+
+wlr_compositor owms
+- a list of wlr_surfaces
+
+wlr_surfaces owns
+- wl_resources which should (be/have?) buffers
+
+## Scene Structure
+wlr_scene owns
+- list of outputs
+- wlr_scene_tree
+
+wlr_scene_tree owns
+- its own wlr_scene_node
+- list of its children wlr_scene_node
+
+wlr_scene_node can be TREE, RECT or BUFFER and owns
+- its own type
+- a pointer to its parent wlr_scene_tree
+- a list of children as wlr_scene_trees
+- boolean if enabled
+- x, y position relative to parent
+- wl signal for destroy
+- *void arbitrary data
+
+```zig
+struct wl_resource *_surface;
+
+wl_resource_for_each(_surface, &server->compositor->surfaces) {
+    struct wlr_surface *surface = wlr_surface_from_resource(_surface);
+    if (!wlr_surface_has_buffer(surface)) {
+        continue;
+    }
+
+    struct wlr_box render_box = {
+        .x = 20, .y = 20,
+        .width = surface->current->width,
+        .height = surface->current->height
+    };
+
+    float matrix[16];
+    wlr_matrix_project_box(&matrix, &render_box,
+    surface->current->transform,
+    0, &wlr_output->transform_matrix);
+    wlr_render_with_matrix(renderer, surface->texture, &matrix, 1.0f);
+    wlr_surface_send_frame_done(surface, &now);
+}
+```

src/main.zig

@@ -3,6 +3,5 @@ const std = @import("std");
 const Server = @import("server.zig").Server;
 
 pub fn main() !void {
-  std.debug.print("Starting mezzaluna", .{});
   _ = try Server.init();
 }

src/output.zig

@@ -0,0 +1,6 @@
+const std = @import("std");
+const wl = @import("wayland").server.wl;
+const wlr = @import("wlroots");
+
+pub const Ouput = struct {
+}

src/scene.zig

@@ -0,0 +1,50 @@
+const wl = @import("wayland").server.wl;
+const wlr = @import("wlroots");
+
+// server owns
+//   - compositor
+//
+// wlr_compositor owms
+//   - a list of wlr_surfaces
+//
+// wlr_surfaces own_buffers
+//
+// struct wl_resource *_surface;
+//         wl_resource_for_each(_surface, &server->compositor->surfaces) {
+//                 struct wlr_surface *surface = wlr_surface_from_resource(_surface);
+//                 if (!wlr_surface_has_buffer(surface)) {
+//                         continue;
+//                 }
+//                 struct wlr_box render_box = {
+//                         .x = 20, .y = 20,
+//                         .width = surface->current->width,
+//                         .height = surface->current->height
+//                 };
+//                 float matrix[16];
+//                 wlr_matrix_project_box(&matrix, &render_box,
+//                                 surface->current->transform,
+//                                 0, &wlr_output->transform_matrix);
+//                wlr_render_with_matrix(renderer, surface->texture, &matrix, 1.0f);
+//                wlr_surface_send_frame_done(surface, &now);
+//         }
+//
+//
+//
+// wlr_scene owns
+//   - list of outputs
+//   - wlr_scene_tree
+//
+// wlr_scene_tree owns
+//   - its own wlr_scene_node
+//   - list of its children wlr_scene_node
+//
+// wlr_scene_node can be TREE, RECT or BUFFER and owns
+//   - its own type
+//   - a pointer to its parent wlr_scene_tree
+//   - a list of children as wlr_scene_trees
+//   - boolean if enabled
+//   - x, y position relative to parent
+//   - wl signal for destroy
+//   - *void arbitrary data
+
+