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// Copyright 2018 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn_native/ComputePassEncoder.h"
#include "dawn_native/Buffer.h"
#include "dawn_native/CommandEncoder.h"
#include "dawn_native/Commands.h"
#include "dawn_native/ComputePipeline.h"
#include "dawn_native/Device.h"
namespace dawn_native {
ComputePassEncoderBase::ComputePassEncoderBase(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext)
: ProgrammablePassEncoder(device, encodingContext), mCommandEncoder(commandEncoder) {
}
ComputePassEncoderBase::ComputePassEncoderBase(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext,
ErrorTag errorTag)
: ProgrammablePassEncoder(device, encodingContext, errorTag),
mCommandEncoder(commandEncoder) {
}
ComputePassEncoderBase* ComputePassEncoderBase::MakeError(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext) {
return new ComputePassEncoderBase(device, commandEncoder, encodingContext,
ObjectBase::kError);
}
void ComputePassEncoderBase::EndPass() {
if (mEncodingContext->TryEncode(this, [&](CommandAllocator* allocator) -> MaybeError {
allocator->Allocate<EndComputePassCmd>(Command::EndComputePass);
return {};
})) {
mEncodingContext->ExitPass(this);
}
}
void ComputePassEncoderBase::Dispatch(uint32_t x, uint32_t y, uint32_t z) {
mEncodingContext->TryEncode(this, [&](CommandAllocator* allocator) -> MaybeError {
DispatchCmd* dispatch = allocator->Allocate<DispatchCmd>(Command::Dispatch);
dispatch->x = x;
dispatch->y = y;
dispatch->z = z;
return {};
});
}
void ComputePassEncoderBase::DispatchIndirect(BufferBase* indirectBuffer,
uint64_t indirectOffset) {
mEncodingContext->TryEncode(this, [&](CommandAllocator* allocator) -> MaybeError {
DAWN_TRY(GetDevice()->ValidateObject(indirectBuffer));
if (indirectOffset >= indirectBuffer->GetSize() ||
indirectOffset + kDispatchIndirectSize > indirectBuffer->GetSize()) {
return DAWN_VALIDATION_ERROR("Indirect offset out of bounds");
}
DispatchIndirectCmd* dispatch =
allocator->Allocate<DispatchIndirectCmd>(Command::DispatchIndirect);
dispatch->indirectBuffer = indirectBuffer;
dispatch->indirectOffset = indirectOffset;
return {};
});
}
void ComputePassEncoderBase::SetPipeline(ComputePipelineBase* pipeline) {
mEncodingContext->TryEncode(this, [&](CommandAllocator* allocator) -> MaybeError {
DAWN_TRY(GetDevice()->ValidateObject(pipeline));
SetComputePipelineCmd* cmd =
allocator->Allocate<SetComputePipelineCmd>(Command::SetComputePipeline);
cmd->pipeline = pipeline;
return {};
});
}
} // namespace dawn_native
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