gpu: add VertexState

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

gpu/src/TODO

@@ -99,16 +99,6 @@ typedef struct WGPUSupportedLimits {
     WGPULimits limits;
 } WGPUSupportedLimits;
 
-typedef struct WGPUVertexState {
-    WGPUChainedStruct const * nextInChain;
-    WGPUShaderModule module;
-    char const * entryPoint;
-    uint32_t constantCount;
-    WGPUConstantEntry const * constants;
-    uint32_t bufferCount;
-    WGPUVertexBufferLayout const * buffers;
-} WGPUVertexState;
-
 typedef struct WGPUFragmentState {
     WGPUChainedStruct const * nextInChain;
     WGPUShaderModule module;

gpu/src/main.zig

@@ -100,6 +100,7 @@ pub const ComputePassTimestampWrite = @import("structs.zig").ComputePassTimestam
 pub const RenderPassTimestampWrite = @import("structs.zig").RenderPassTimestampWrite;
 pub const RenderPassDepthStencilAttachment = @import("structs.zig").RenderPassDepthStencilAttachment;
 pub const RenderPassColorAttachment = @import("structs.zig").RenderPassColorAttachment;
+pub const VertexState = @import("structs.zig").VertexState;
 
 // Enumerations
 pub const Feature = @import("enums.zig").Feature;

gpu/src/structs.zig

@@ -73,7 +73,7 @@ pub const ConstantEntry = struct {
 pub const ProgrammableStageDescriptor = struct {
     label: ?[*:0]const u8 = null,
     module: ShaderModule,
-    entryPoint: [*:0]const u8,
+    entry_point: [*:0]const u8,
     constants: []const ConstantEntry,
 };
 
@@ -111,6 +111,13 @@ pub const RenderPassColorAttachment = struct {
     clear_value: Color,
 };
 
+pub const VertexState = struct {
+    module: ShaderModule,
+    entry_point: [*:0]const u8,
+    constants: []const ConstantEntry,
+    buffers: []const VertexBufferLayout,
+};
+
 test "syntax" {
     _ = CompilationMessage;
     _ = CompilationInfo;
@@ -124,4 +131,5 @@ test "syntax" {
     _ = RenderPassTimestampWrite;
     _ = RenderPassDepthStencilAttachment;
     _ = RenderPassColorAttachment;
+    _ = VertexState;
 }