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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/WebGPUBinding.h"
#include "RenderBundleEncoder.h"
#include "BindGroup.h"
#include "Buffer.h"
#include "RenderBundle.h"
#include "RenderPipeline.h"
#include "Utility.h"
#include "ipc/WebGPUChild.h"
#include "mozilla/webgpu/ffi/wgpu.h"
namespace mozilla::webgpu {
GPU_IMPL_CYCLE_COLLECTION(RenderBundleEncoder, mParent, mUsedBindGroups,
mUsedBuffers, mUsedPipelines, mUsedTextureViews)
GPU_IMPL_JS_WRAP(RenderBundleEncoder)
void ffiWGPURenderBundleEncoderDeleter::operator()(
ffi::WGPURenderBundleEncoder* raw) {
if (raw) {
ffi::wgpu_render_bundle_encoder_destroy(raw);
}
}
ffi::WGPURenderBundleEncoder* CreateRenderBundleEncoder(
RawId aDeviceId, const dom::GPURenderBundleEncoderDescriptor& aDesc,
WebGPUChild* const aBridge) {
if (!aBridge->CanSend()) {
return nullptr;
}
ffi::WGPURenderBundleEncoderDescriptor desc = {};
desc.sample_count = aDesc.mSampleCount;
webgpu::StringHelper label(aDesc.mLabel);
desc.label = label.Get();
ffi::WGPUTextureFormat depthStencilFormat = {ffi::WGPUTextureFormat_Sentinel};
if (aDesc.mDepthStencilFormat.WasPassed()) {
depthStencilFormat =
ConvertTextureFormat(aDesc.mDepthStencilFormat.Value());
desc.depth_stencil_format = &depthStencilFormat;
}
std::vector<ffi::WGPUTextureFormat> colorFormats = {};
for (const auto i : IntegerRange(aDesc.mColorFormats.Length())) {
ffi::WGPUTextureFormat format = {ffi::WGPUTextureFormat_Sentinel};
format = ConvertTextureFormat(aDesc.mColorFormats[i]);
colorFormats.push_back(format);
}
desc.color_formats = colorFormats.data();
desc.color_formats_length = colorFormats.size();
ipc::ByteBuf failureAction;
auto* bundle = ffi::wgpu_device_create_render_bundle_encoder(
aDeviceId, &desc, ToFFI(&failureAction));
// Report an error only if the operation failed.
if (!bundle) {
aBridge->SendDeviceAction(aDeviceId, std::move(failureAction));
}
return bundle;
}
RenderBundleEncoder::RenderBundleEncoder(
Device* const aParent, WebGPUChild* const aBridge,
const dom::GPURenderBundleEncoderDescriptor& aDesc)
: ChildOf(aParent),
mEncoder(CreateRenderBundleEncoder(aParent->mId, aDesc, aBridge)) {
mValid = !!mEncoder;
}
RenderBundleEncoder::~RenderBundleEncoder() { Cleanup(); }
void RenderBundleEncoder::Cleanup() {
if (mValid) {
mValid = false;
mEncoder.release();
}
}
void RenderBundleEncoder::SetBindGroup(
uint32_t aSlot, const BindGroup& aBindGroup,
const dom::Sequence<uint32_t>& aDynamicOffsets) {
if (!mValid) {
return;
}
mUsedBindGroups.AppendElement(&aBindGroup);
ffi::wgpu_render_bundle_set_bind_group(mEncoder.get(), aSlot, aBindGroup.mId,
aDynamicOffsets.Elements(),
aDynamicOffsets.Length());
}
void RenderBundleEncoder::SetPipeline(const RenderPipeline& aPipeline) {
if (!mValid) {
return;
}
mUsedPipelines.AppendElement(&aPipeline);
ffi::wgpu_render_bundle_set_pipeline(mEncoder.get(), aPipeline.mId);
}
void RenderBundleEncoder::SetIndexBuffer(
const Buffer& aBuffer, const dom::GPUIndexFormat& aIndexFormat,
uint64_t aOffset, uint64_t aSize) {
if (!mValid) {
return;
}
mUsedBuffers.AppendElement(&aBuffer);
const auto iformat = aIndexFormat == dom::GPUIndexFormat::Uint32
? ffi::WGPUIndexFormat_Uint32
: ffi::WGPUIndexFormat_Uint16;
ffi::wgpu_render_bundle_set_index_buffer(mEncoder.get(), aBuffer.mId, iformat,
aOffset, aSize);
}
void RenderBundleEncoder::SetVertexBuffer(uint32_t aSlot, const Buffer& aBuffer,
uint64_t aOffset, uint64_t aSize) {
if (!mValid) {
return;
}
mUsedBuffers.AppendElement(&aBuffer);
ffi::wgpu_render_bundle_set_vertex_buffer(mEncoder.get(), aSlot, aBuffer.mId,
aOffset, aSize);
}
void RenderBundleEncoder::Draw(uint32_t aVertexCount, uint32_t aInstanceCount,
uint32_t aFirstVertex, uint32_t aFirstInstance) {
if (!mValid) {
return;
}
ffi::wgpu_render_bundle_draw(mEncoder.get(), aVertexCount, aInstanceCount,
aFirstVertex, aFirstInstance);
}
void RenderBundleEncoder::DrawIndexed(uint32_t aIndexCount,
uint32_t aInstanceCount,
uint32_t aFirstIndex, int32_t aBaseVertex,
uint32_t aFirstInstance) {
if (!mValid) {
return;
}
ffi::wgpu_render_bundle_draw_indexed(mEncoder.get(), aIndexCount,
aInstanceCount, aFirstIndex, aBaseVertex,
aFirstInstance);
}
void RenderBundleEncoder::DrawIndirect(const Buffer& aIndirectBuffer,
uint64_t aIndirectOffset) {
if (!mValid) {
return;
}
ffi::wgpu_render_bundle_draw_indirect(mEncoder.get(), aIndirectBuffer.mId,
aIndirectOffset);
}
void RenderBundleEncoder::DrawIndexedIndirect(const Buffer& aIndirectBuffer,
uint64_t aIndirectOffset) {
if (!mValid) {
return;
}
ffi::wgpu_render_bundle_draw_indexed_indirect(
mEncoder.get(), aIndirectBuffer.mId, aIndirectOffset);
}
void RenderBundleEncoder::PushDebugGroup(const nsAString& aString) {
if (!mValid) {
return;
}
const NS_ConvertUTF16toUTF8 utf8(aString);
ffi::wgpu_render_bundle_push_debug_group(mEncoder.get(), utf8.get());
}
void RenderBundleEncoder::PopDebugGroup() {
if (!mValid) {
return;
}
ffi::wgpu_render_bundle_pop_debug_group(mEncoder.get());
}
void RenderBundleEncoder::InsertDebugMarker(const nsAString& aString) {
if (!mValid) {
return;
}
const NS_ConvertUTF16toUTF8 utf8(aString);
ffi::wgpu_render_bundle_insert_debug_marker(mEncoder.get(), utf8.get());
}
already_AddRefed<RenderBundle> RenderBundleEncoder::Finish(
const dom::GPURenderBundleDescriptor& aDesc) {
RawId deviceId = mParent->mId;
auto bridge = mParent->GetBridge();
MOZ_RELEASE_ASSERT(bridge);
ffi::WGPURenderBundleDescriptor desc = {};
webgpu::StringHelper label(aDesc.mLabel);
desc.label = label.Get();
ipc::ByteBuf bb;
RawId id;
if (mValid) {
id = ffi::wgpu_client_create_render_bundle(
bridge->GetClient(), mEncoder.get(), deviceId, &desc, ToFFI(&bb));
} else {
id = ffi::wgpu_client_create_render_bundle_error(
bridge->GetClient(), deviceId, label.Get(), ToFFI(&bb));
}
if (bridge->CanSend()) {
bridge->SendDeviceAction(deviceId, std::move(bb));
}
Cleanup();
RefPtr<RenderBundle> bundle = new RenderBundle(mParent, id);
return bundle.forget();
}
} // namespace mozilla::webgpu
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