From a7b0a50dd43ca3c3ac72f1eb922401f87e4988c2 Mon Sep 17 00:00:00 2001
From: Stephen Gutekanst <stephen@hexops.com>
Date: Fri, 11 Mar 2022 14:42:08 -0700
Subject: [PATCH] gpu: add Color

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
---
 gpu/src/TODO        |  7 -------
 gpu/src/main.zig    |  1 +
 gpu/src/structs.zig | 11 +++++++++--
 3 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/gpu/src/TODO b/gpu/src/TODO
index 4c112b1c..5a477965 100644
--- a/gpu/src/TODO
+++ b/gpu/src/TODO
@@ -351,13 +351,6 @@ typedef struct WGPUFragmentState {
 
 
 
-typedef struct WGPUColor {
-    double r;
-    double g;
-    double b;
-    double a;
-} WGPUColor;
-
 typedef struct WGPUComputePassTimestampWrite {
     WGPUQuerySet querySet;
     uint32_t queryIndex;
diff --git a/gpu/src/main.zig b/gpu/src/main.zig
index 40f4ed9d..49d42e03 100644
--- a/gpu/src/main.zig
+++ b/gpu/src/main.zig
@@ -77,6 +77,7 @@ pub const ComputePipeline = @import("ComputePipeline.zig");
 // Data structures
 pub const Limits = @import("structs.zig").Limits;
 pub const BlendComponent = @import("structs.zig").BlendComponent;
+pub const Color = @import("structs.zig").Color;
 
 // Enumerations
 pub const Feature = @import("enums.zig").Feature;
diff --git a/gpu/src/structs.zig b/gpu/src/structs.zig
index e8f005da..a2f1353f 100644
--- a/gpu/src/structs.zig
+++ b/gpu/src/structs.zig
@@ -2,7 +2,7 @@ const BlendOperation = @import("enums.zig").BlendOperation;
 const BlendFactor = @import("enums.zig").BlendFactor;
 
 // TODO: docs
-pub const Limits = struct {
+pub const Limits = extern struct {
     max_texture_dimension_1d: u32,
     max_texture_dimension_2d: u32,
     max_texture_dimension_3d: u32,
@@ -31,8 +31,15 @@ pub const Limits = struct {
     max_compute_workgroups_per_dimension: u32,
 };
 
-pub const BlendComponent = struct {
+pub const BlendComponent = extern struct {
     operation: BlendOperation,
     src_factor: BlendFactor,
     dst_factor: BlendFactor,
 };
+
+pub const Color = extern struct {
+    r: f64,
+    g: f64,
+    b: f64,
+    a: f64,
+};