mirror of https://github.com/alibaba/MNN.git
				
				
				
			
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
| //
 | |
| //  ShapeLinSpace.cpp
 | |
| //  MNN
 | |
| //
 | |
| //  Created by MNN on 2019/12/11.
 | |
| //  Copyright © 2018, Alibaba Group Holding Limited
 | |
| //
 | |
| 
 | |
| #include "shape/SizeComputer.hpp"
 | |
| #include "core/Macro.h"
 | |
| #include "core/TensorUtils.hpp"
 | |
| 
 | |
| namespace MNN {
 | |
| 
 | |
| class LinSpaceSizeComputer : public SizeComputer {
 | |
|     virtual bool onComputeSize(const MNN::Op* op, const std::vector<Tensor*>& inputs,
 | |
|                                const std::vector<Tensor*>& outputs) const override {
 | |
|         MNN_ASSERT(inputs.size() == 3);
 | |
|         MNN_ASSERT(outputs.size() == 1);
 | |
|         auto& ib1 = inputs[0]->buffer();
 | |
|         auto& ib2 = inputs[1]->buffer();
 | |
|         auto& ib3 = inputs[2]->buffer();
 | |
|         auto& ob = outputs[0]->buffer();
 | |
|         MNN_ASSERT(ib1.dimensions == 0);
 | |
|         MNN_ASSERT(ib2.dimensions == 0);
 | |
|         MNN_ASSERT(ib3.dimensions == 0);
 | |
| 
 | |
|         MNN_ASSERT(inputs[0]->getType() == halide_type_of<float>());
 | |
|         MNN_ASSERT(inputs[1]->getType() == halide_type_of<float>());
 | |
|         MNN_ASSERT(inputs[2]->getType() == halide_type_of<int32_t>());
 | |
| 
 | |
|         int num = inputs[2]->host<int32_t>()[0];
 | |
|         MNN_ASSERT(num > 0);
 | |
|         
 | |
|         ob.dimensions = 1;
 | |
|         ob.dim[0].extent = num;
 | |
|         outputs[0]->setType(DataType_DT_FLOAT);
 | |
|         TensorUtils::getDescribe(outputs[0])->dimensionFormat = TensorUtils::getDescribe(inputs[0])->dimensionFormat;
 | |
| 
 | |
|         return true;
 | |
|     }
 | |
| };
 | |
| 
 | |
| REGISTER_SHAPE_INPUTS(LinSpaceSizeComputer, OpType_LinSpace, {2});
 | |
| } // namespace MNN
 |