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gpu: add VertexBufferLayout.init slice helper

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-08-16 18:59:52 -07:00
parent e95481db21
commit 8cd2fb3f19
2 changed files with 17 additions and 3 deletions
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19
gpu/src/types.zig
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@ -93,7 +93,7 @@ pub const RenderPassDescriptor = extern struct {
depth_stencil_attachment: ?*const RenderPassDepthStencilAttachment = null,
occlusion_query_set: ?*QuerySet = null,
timestamp_writes: ?[]const RenderPassTimestampWrite = null,
}) ComputePassDescriptor {
}) RenderPassDescriptor {
return .{
.next_in_chain = v.next_in_chain,
.label = v.label,
@ -664,7 +664,7 @@ pub const ProgrammableStageDescriptor = extern struct {
module: *ShaderModule,
entry_point: [*:0]const u8,
constants: ?[]const ConstantEntry = null,
}) ComputePassDescriptor {
}) ProgrammableStageDescriptor {
return .{
.next_in_chain = v.next_in_chain,
.module = v.module,
@ -703,9 +703,22 @@ pub const SupportedLimits = extern struct {
pub const VertexBufferLayout = extern struct {
array_stride: u64,
step_mode: VertexStepMode = .vertex,
// TODO: slice helper
attribute_count: u32,
attributes: ?[*]const VertexAttribute = null,
/// Provides a slightly friendlier Zig API to initialize this structure.
pub inline fn init(v: struct {
array_stride: u64,
step_mode: VertexStepMode = .vertex,
attributes: ?[]const VertexAttribute = null,
}) ProgrammableStageDescriptor {
return .{
.array_stride = v.array_stride,
.step_mode = v.step_mode,
.attribute_count = if (v.attributes) |e| @intCast(u32, e.len) else 0,
.attributes = if (v.attributes) |e| e.ptr else null,
};
}
};
pub const ColorTargetState = extern struct {