diff --git a/src/main.zig b/src/main.zig
index af3c540..38e6ab9 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -131,13 +131,6 @@ const Frame = struct {
         cmd.bindIndexBuffer(index_buffer, 0, .uint16);
         cmd.drawIndexed(indices.len, 1, 0, 0, 0);
 
-        // todo
-        // vkd.cmdBindPipeline(cmdbuf, .graphics, pipeline);
-        // const offset = [_]vk.DeviceSize{0};
-        // vkd.cmdBindVertexBuffers(cmdbuf, 0, 1, @ptrCast(&vertex_buffer), &offset);
-        // vkd.cmdBindIndexBuffer(cmdbuf, index_buffer, 0, .uint16);
-        // vkd.cmdDrawIndexed(cmdbuf, indices.len, 1, 0, 0, 0);
-
         im.c.ImGui_ImplVulkan_RenderDrawData(im.c.igGetDrawData(), @ptrFromInt(@intFromEnum(cmd.handle)), null);
 
         cmd.endRendering();
@@ -479,152 +472,4 @@ pub fn main() !void {
     }
 
     try au.D.deviceWaitIdle();
-
-    // const vertex_buffer = try dev.vkd.createBuffer(dev.dev, &.{
-    //     .size = @sizeOf(@TypeOf(vertices)),
-    //     .usage = .{ .transfer_dst_bit = true, .vertex_buffer_bit = true },
-    //     .sharing_mode = .exclusive,
-    // }, null);
-    // defer dev.vkd.destroyBuffer(dev.dev, vertex_buffer, null);
-    // const vertex_mem_reqs = dev.vkd.getBufferMemoryRequirements(dev.dev, vertex_buffer);
-    // const vertex_memory = try device_local.alloc(dev.dev, dev.vkd, vertex_mem_reqs, .{ .device_local_bit = true });
-    // defer dev.vkd.freeMemory(dev.dev, vertex_memory, null);
-    // try dev.vkd.bindBufferMemory(dev.dev, vertex_buffer, vertex_memory, 0);
-    // try gfx.uploadData(Vertex, dev.pdev, inst.vki, dev.dev, dev.vkd, dev.queue, dev.pool, vertex_buffer, &vertices);
-
-    // const index_buffer = try dev.vkd.createBuffer(dev.dev, &.{
-    //     .size = @sizeOf(@TypeOf(indices)),
-    //     .usage = .{ .transfer_dst_bit = true, .index_buffer_bit = true },
-    //     .sharing_mode = .exclusive,
-    // }, null);
-    // defer dev.vkd.destroyBuffer(dev.dev, index_buffer, null);
-    // const index_mem_reqs = dev.vkd.getBufferMemoryRequirements(dev.dev, index_buffer);
-    // const index_memory = try device_local.alloc(dev.dev, dev.vkd, index_mem_reqs, .{ .device_local_bit = true });
-    // defer dev.vkd.freeMemory(dev.dev, index_memory, null);
-    // try dev.vkd.bindBufferMemory(dev.dev, index_buffer, index_memory, 0);
-    // try gfx.uploadData(Index, dev.pdev, inst.vki, dev.dev, dev.vkd, dev.queue, dev.pool, index_buffer, &indices);
 }
-
-// fn createPipeline(
-//     dev: vk.Device,
-//     layout: vk.PipelineLayout,
-//     format: vk.SurfaceFormatKHR,
-//     vkd: gfx.Device.Wrapper,
-// ) !vk.Pipeline {
-//     const vert = try vkd.createShaderModule(dev, &.{
-//         .code_size = shaders.triangle_vert.len,
-//         .p_code = @as([*]const u32, @ptrCast(&shaders.triangle_vert)),
-//     }, null);
-//     defer vkd.destroyShaderModule(dev, vert, null);
-//
-//     const frag = try vkd.createShaderModule(dev, &.{
-//         .code_size = shaders.triangle_frag.len,
-//         .p_code = @as([*]const u32, @ptrCast(&shaders.triangle_frag)),
-//     }, null);
-//     defer vkd.destroyShaderModule(dev, frag, null);
-//
-//     const pssci = [_]vk.PipelineShaderStageCreateInfo{
-//         .{
-//             .stage = .{ .vertex_bit = true },
-//             .module = vert,
-//             .p_name = "main",
-//         },
-//         .{
-//             .stage = .{ .fragment_bit = true },
-//             .module = frag,
-//             .p_name = "main",
-//         },
-//     };
-//
-//     const color_blend_attachment_states = [_]vk.PipelineColorBlendAttachmentState{
-//         vk.PipelineColorBlendAttachmentState{
-//             .blend_enable = vk.FALSE,
-//             .src_color_blend_factor = .one,
-//             .dst_color_blend_factor = .zero,
-//             .color_blend_op = .add,
-//             .src_alpha_blend_factor = .one,
-//             .dst_alpha_blend_factor = .zero,
-//             .alpha_blend_op = .add,
-//             .color_write_mask = .{ .r_bit = true, .g_bit = true, .b_bit = true, .a_bit = true },
-//         },
-//     };
-//
-//     const dynamic_states = [_]vk.DynamicState{
-//         .viewport,
-//         .scissor,
-//     };
-//
-//     const create_infos = [_]vk.GraphicsPipelineCreateInfo{
-//         .{
-//             .flags = .{},
-//             .stage_count = @intCast(pssci.len),
-//             .p_stages = &pssci,
-//             .p_vertex_input_state = &vk.PipelineVertexInputStateCreateInfo{
-//                 .vertex_binding_description_count = 1,
-//                 .p_vertex_binding_descriptions = @ptrCast(&Vertex.binding_description),
-//                 .vertex_attribute_description_count = Vertex.attribute_description.len,
-//                 .p_vertex_attribute_descriptions = &Vertex.attribute_description,
-//             },
-//             .p_input_assembly_state = &vk.PipelineInputAssemblyStateCreateInfo{
-//                 .topology = .triangle_list,
-//                 .primitive_restart_enable = vk.FALSE,
-//             },
-//             .p_tessellation_state = null,
-//             .p_viewport_state = &vk.PipelineViewportStateCreateInfo{
-//                 .viewport_count = 1,
-//                 .p_viewports = undefined, // set in createCommandBuffers with cmdSetViewport
-//                 .scissor_count = 1,
-//                 .p_scissors = undefined, // set in createCommandBuffers with cmdSetScissor
-//             },
-//             .p_rasterization_state = &vk.PipelineRasterizationStateCreateInfo{
-//                 .depth_clamp_enable = vk.FALSE,
-//                 .rasterizer_discard_enable = vk.FALSE,
-//                 .polygon_mode = .fill,
-//                 .cull_mode = .{ .back_bit = true },
-//                 .front_face = .counter_clockwise,
-//                 .depth_bias_enable = vk.FALSE,
-//                 .depth_bias_constant_factor = 0,
-//                 .depth_bias_clamp = 0,
-//                 .depth_bias_slope_factor = 0,
-//                 .line_width = 1,
-//             },
-//             .p_multisample_state = &vk.PipelineMultisampleStateCreateInfo{
-//                 .rasterization_samples = .{ .@"1_bit" = true },
-//                 .sample_shading_enable = vk.FALSE,
-//                 .min_sample_shading = 1,
-//                 .alpha_to_coverage_enable = vk.FALSE,
-//                 .alpha_to_one_enable = vk.FALSE,
-//             },
-//             .p_depth_stencil_state = null,
-//             .p_color_blend_state = &vk.PipelineColorBlendStateCreateInfo{
-//                 .logic_op_enable = vk.FALSE,
-//                 .logic_op = .copy,
-//                 .attachment_count = @intCast(color_blend_attachment_states.len),
-//                 .p_attachments = &color_blend_attachment_states,
-//                 .blend_constants = [_]f32{ 0, 0, 0, 0 },
-//             },
-//             .p_dynamic_state = &vk.PipelineDynamicStateCreateInfo{
-//                 .flags = .{},
-//                 .dynamic_state_count = @intCast(dynamic_states.len),
-//                 .p_dynamic_states = &dynamic_states,
-//             },
-//             .layout = layout,
-//             .render_pass = .null_handle,
-//             .subpass = 0,
-//             .base_pipeline_handle = .null_handle,
-//             .base_pipeline_index = -1,
-//             .p_next = &vk.PipelineRenderingCreateInfoKHR{
-//                 .color_attachment_count = 1,
-//                 .p_color_attachment_formats = @ptrCast(&format),
-//                 .depth_attachment_format = .undefined,
-//                 .stencil_attachment_format = .undefined,
-//                 .view_mask = 0,
-//             },
-//         },
-//     };
-//
-//     var pipelines: [create_infos.len]vk.Pipeline = undefined;
-//     _ = try vkd.createGraphicsPipelines(dev, .null_handle, @intCast(create_infos.len), &create_infos, null, &pipelines);
-//     std.debug.assert(pipelines.len == 1);
-//     return pipelines[0];
-// }