Переход к RenderEngine

src/WindowContext.zig

@@ -1,19 +1,27 @@
 const std = @import("std");
-const dvui = @import("dvui");
 const Canvas = @import("Canvas.zig");
+const CpuRenderEngine = @import("render/CpuRenderEngine.zig");
 
 const WindowContext = @This();
 
 allocator: std.mem.Allocator,
 canvas: Canvas,
+cpu_render: *CpuRenderEngine,
 
-pub fn init(allocator: std.mem.Allocator) WindowContext {
-    return .{
-        .allocator = allocator,
-        .canvas = Canvas.init(allocator),
-    };
+pub fn init(allocator: std.mem.Allocator) !WindowContext {
+    var self: WindowContext = undefined;
+    self.allocator = allocator;
+
+    self.cpu_render = try allocator.create(CpuRenderEngine);
+    errdefer allocator.destroy(self.cpu_render);
+    self.cpu_render.* = CpuRenderEngine.init(allocator, .Gradient);
+
+    self.canvas = Canvas.init(allocator, self.cpu_render.renderEngine());
+
+    return self;
 }
 
 pub fn deinit(self: *WindowContext) void {
     self.canvas.deinit();
+    self.allocator.destroy(self.cpu_render);
 }