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gpu: implement RenderPassEncoder.executeBundles

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-03-15 23:07:48 -07:00 • committed by Stephen Gutekanst
parent 45d27fdbb2
commit 8615f346dd
2 changed files with 30 additions and 1 deletions
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24
gpu/src/NativeInstance.zig
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@ -950,6 +950,30 @@ const render_pass_encoder_vtable = RenderPassEncoder.VTable{
c.wgpuRenderPassEncoderEnd(@ptrCast(c.WGPURenderPassEncoder, ptr)); c.wgpuRenderPassEncoderEnd(@ptrCast(c.WGPURenderPassEncoder, ptr));
} }
}).end, }).end,
.executeBundles = (struct {
pub fn executeBundles(ptr: *anyopaque, bundles: []RenderBundle) void {
var few_bundles: [16]c.WGPURenderBundle = undefined;
const c_bundles = if (bundles.len <= 8) blk: {
for (bundles) |bundle, i| {
few_bundles[i] = @ptrCast(c.WGPURenderBundle, bundle.ptr);
}
break :blk few_bundles[0..bundles.len];
} else blk: {
const mem = std.heap.page_allocator.alloc(c.WGPURenderBundle, bundles.len) catch unreachable;
for (bundles) |bundle, i| {
mem[i] = @ptrCast(c.WGPURenderBundle, bundle.ptr);
}
break :blk mem;
};
defer if (bundles.len > 8) std.heap.page_allocator.free(c_bundles);
c.wgpuRenderPassEncoderExecuteBundles(
@ptrCast(c.WGPURenderPassEncoder, ptr),
@intCast(u32, c_bundles.len),
&c_bundles[0],
);
}
}).executeBundles,
}; };
fn wrapRenderBundleEncoder(enc: c.WGPURenderBundleEncoder) RenderBundleEncoder { fn wrapRenderBundleEncoder(enc: c.WGPURenderBundleEncoder) RenderBundleEncoder {

7
gpu/src/RenderPassEncoder.zig
View file

@ -4,6 +4,7 @@ const RenderPassDepthStencilAttachment = @import("structs.zig").RenderPassDepthS
const RenderPassTimestampWrite = @import("structs.zig").RenderPassTimestampWrite; const RenderPassTimestampWrite = @import("structs.zig").RenderPassTimestampWrite;
const RenderPipeline = @import("RenderPipeline.zig"); const RenderPipeline = @import("RenderPipeline.zig");
const Buffer = @import("Buffer.zig"); const Buffer = @import("Buffer.zig");
const RenderBundle = @import("RenderBundle.zig");
const RenderPassEncoder = @This(); const RenderPassEncoder = @This();
@ -29,7 +30,7 @@ pub const VTable = struct {
beginOcclusionQuery: fn (ptr: *anyopaque, query_index: u32) void, beginOcclusionQuery: fn (ptr: *anyopaque, query_index: u32) void,
endOcclusionQuery: fn (ptr: *anyopaque) void, endOcclusionQuery: fn (ptr: *anyopaque) void,
end: fn (ptr: *anyopaque) void, end: fn (ptr: *anyopaque) void,
// WGPU_EXPORT void wgpuRenderPassEncoderExecuteBundles(WGPURenderPassEncoder renderPassEncoder, uint32_t bundlesCount, WGPURenderBundle const * bundles); executeBundles: fn (ptr: *anyopaque, bundles: []RenderBundle) void,
// WGPU_EXPORT void wgpuRenderPassEncoderInsertDebugMarker(WGPURenderPassEncoder renderPassEncoder, char const * markerLabel); // WGPU_EXPORT void wgpuRenderPassEncoderInsertDebugMarker(WGPURenderPassEncoder renderPassEncoder, char const * markerLabel);
// WGPU_EXPORT void wgpuRenderPassEncoderPopDebugGroup(WGPURenderPassEncoder renderPassEncoder); // WGPU_EXPORT void wgpuRenderPassEncoderPopDebugGroup(WGPURenderPassEncoder renderPassEncoder);
// WGPU_EXPORT void wgpuRenderPassEncoderPushDebugGroup(WGPURenderPassEncoder renderPassEncoder, char const * groupLabel); // WGPU_EXPORT void wgpuRenderPassEncoderPushDebugGroup(WGPURenderPassEncoder renderPassEncoder, char const * groupLabel);
@ -94,6 +95,10 @@ pub inline fn end(pass: RenderPassEncoder) void {
pass.vtable.end(pass.ptr); pass.vtable.end(pass.ptr);
} }
pub inline fn executeBundles(pass: RenderPassEncoder, bundles: []RenderBundle) void {
pass.vtable.executeBundles(pass.ptr, bundles);
}
pub inline fn setLabel(pass: RenderPassEncoder, label: [:0]const u8) void { pub inline fn setLabel(pass: RenderPassEncoder, label: [:0]const u8) void {
pass.vtable.setLabel(pass.ptr, label); pass.vtable.setLabel(pass.ptr, label);
} }