adding some base commadns

src/soft/device/Renderer.zig

@@ -0,0 +1,63 @@
+const std = @import("std");
+const vk = @import("vulkan");
+const base = @import("base");
+const lib = @import("../lib.zig");
+
+const SoftBuffer = @import("../SoftBuffer.zig");
+const SoftDescriptorSet = @import("../SoftDescriptorSet.zig");
+const SoftDevice = @import("../SoftDevice.zig");
+const SoftFramebuffer = @import("../SoftFramebuffer.zig");
+const SoftPipeline = @import("../SoftPipeline.zig");
+const SoftRenderPass = @import("../SoftRenderPass.zig");
+
+const VkError = base.VkError;
+
+const Self = @This();
+
+const VertexInputBindingState = struct {
+    input_rate: vk.VertexInputRate,
+    stride: usize,
+};
+
+const VertexInputAttributeState = struct {
+    format: vk.Format,
+    offset: usize,
+    binding: usize,
+};
+
+pub const VertexBuffer = struct {
+    buffer: *const SoftBuffer,
+    offset: usize,
+    size: usize,
+};
+
+pub const DynamicState = struct {
+    viewport: vk.Viewport,
+    scissor: vk.Rect2D,
+
+    line_width: f32,
+    cull_mode: vk.CullModeFlags,
+    front_face: vk.FrontFace,
+    primitive_topology: vk.PrimitiveTopology,
+
+    vertex_input_bindings: [lib.MAX_VERTEX_INPUT_BINDINGS]VertexInputBindingState,
+    vertex_input_attributes: [lib.MAX_VERTEX_INPUT_ATTRIBUTES]VertexInputAttributeState,
+
+    vertex_buffers: [lib.MAX_VERTEX_INPUT_BINDINGS]VertexBuffer,
+};
+
+render_pass: ?*SoftRenderPass,
+framebuffer: ?*SoftFramebuffer,
+dynamic_state: DynamicState,
+
+pub fn init() Self {
+    return .{
+        .render_pass = null,
+        .framebuffer = null,
+        .dynamic_state = undefined,
+    };
+}
+
+pub fn deinit(self: *Self) void {
+    _ = self;
+}