gpu: move TextureUsage -> Texture.Usage

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>

gpu/src/NativeInstance.zig

@@ -37,7 +37,6 @@ const CommandEncoder = @import("CommandEncoder.zig");
 const ComputePassEncoder = @import("ComputePassEncoder.zig");
 const ComputePipeline = @import("ComputePipeline.zig");
 
-const TextureUsage = @import("enums.zig").TextureUsage;
 const TextureFormat = @import("enums.zig").TextureFormat;
 const PresentMode = @import("enums.zig").PresentMode;
 
@@ -511,7 +510,7 @@ const swap_chain_vtable = SwapChain.VTable{
         }
     }).release,
     .configure = (struct {
-        pub fn configure(ptr: *anyopaque, format: TextureFormat, allowed_usage: TextureUsage, width: u32, height: u32) void {
+        pub fn configure(ptr: *anyopaque, format: TextureFormat, allowed_usage: Texture.Usage, width: u32, height: u32) void {
             c.wgpuSwapChainConfigure(
                 @ptrCast(c.WGPUSwapChain, ptr),
                 @enumToInt(format),

gpu/src/SwapChain.zig

@@ -1,5 +1,5 @@
 const std = @import("std");
-const TextureUsage = @import("enums.zig").TextureUsage;
+const Texture = @import("Texture.zig");
 const TextureFormat = @import("enums.zig").TextureFormat;
 const PresentMode = @import("enums.zig").PresentMode;
 
@@ -13,7 +13,7 @@ vtable: *const VTable,
 pub const VTable = struct {
     reference: fn (ptr: *anyopaque) void,
     release: fn (ptr: *anyopaque) void,
-    configure: fn (ptr: *anyopaque, format: TextureFormat, allowed_usage: TextureUsage, width: u32, height: u32) void,
+    configure: fn (ptr: *anyopaque, format: TextureFormat, allowed_usage: Texture.Usage, width: u32, height: u32) void,
     // TODO:
     // WGPU_EXPORT WGPUTextureView wgpuSwapChainGetCurrentTextureView(WGPUSwapChain swapChain);
     // WGPU_EXPORT void wgpuSwapChainPresent(WGPUSwapChain swapChain);
@@ -30,7 +30,7 @@ pub inline fn release(swap_chain: SwapChain) void {
 pub inline fn configure(
     swap_chain: SwapChain,
     format: TextureFormat,
-    allowed_usage: TextureUsage,
+    allowed_usage: Texture.Usage,
     width: u32,
     height: u32,
 ) void {
@@ -39,7 +39,7 @@ pub inline fn configure(
 
 pub const Descriptor = struct {
     label: ?[:0]const u8 = null,
-    usage: TextureUsage,
+    usage: Texture.Usage,
     format: TextureFormat,
     width: u32,
     height: u32,

gpu/src/Texture.zig

@@ -30,6 +30,16 @@ pub inline fn destroy(texture: Texture) void {
     texture.vtable.destroy(texture.ptr);
 }
 
+pub const Usage = enum(u32) {
+    none = 0x00000000,
+    copy_src = 0x00000001,
+    copy_dst = 0x00000002,
+    texture_binding = 0x00000004,
+    storage_binding = 0x00000008,
+    render_attachment = 0x00000010,
+    present = 0x00000020,
+};
+
 test "syntax" {
     _ = VTable;
     _ = reference;

gpu/src/enums.zig

@@ -128,16 +128,6 @@ pub const TextureFormat = enum(u32) {
     r8bg8biplanar420_unorm = 0x00000060,
 };
 
-pub const TextureUsage = enum(u32) {
-    none = 0x00000000,
-    copy_src = 0x00000001,
-    copy_dst = 0x00000002,
-    texture_binding = 0x00000004,
-    storage_binding = 0x00000008,
-    render_attachment = 0x00000010,
-    present = 0x00000020,
-};
-
 pub const AlphaMode = enum(u32) {
     premultiplied = 0x00000000,
     unpremultiplied = 0x00000001,

gpu/src/main.zig

@@ -94,7 +94,6 @@ pub const PrimitiveState = @import("structs.zig").PrimitiveState;
 
 // Enumerations
 pub const Feature = @import("enums.zig").Feature;
-pub const TextureUsage = @import("enums.zig").TextureUsage;
 pub const TextureFormat = @import("enums.zig").TextureFormat;
 pub const PresentMode = @import("enums.zig").PresentMode;
 pub const AddressMode = @import("enums.zig").AddressMode;