From 0f8c9dbe61762092a701ac035445dbae31b27338 Mon Sep 17 00:00:00 2001
From: dongzhihong <dzhwinter@gmail.com>
Date: Sun, 6 Aug 2017 15:37:36 +0800
Subject: [PATCH] device context pointer

---
 paddle/operators/CMakeLists.txt        |  2 +-
 paddle/operators/gaussian_random_op.cc | 11 +++++------
 paddle/operators/gaussian_random_op.cu | 26 +++++++++++++-------------
 3 files changed, 19 insertions(+), 20 deletions(-)

diff --git a/paddle/operators/CMakeLists.txt b/paddle/operators/CMakeLists.txt
index 8887dc6dbd4..3b60df02186 100644
--- a/paddle/operators/CMakeLists.txt
+++ b/paddle/operators/CMakeLists.txt
@@ -55,7 +55,7 @@ op_library(rowwise_add_op SRCS rowwise_add_op.cu rowwise_add_op.cc)
 
 op_library(sigmoid_op SRCS sigmoid_op.cc sigmoid_op.cu)
 op_library(softmax_op SRCS softmax_op.cc softmax_op.cu)
-op_library(guassian_random_op SRCS guassain_random_op.cc guassian_random_op.cu)
+op_library(gaussian_random_op SRCS gaussian_random_op.cc gaussian_random_op.cu)
 op_library(cross_entropy_op SRCS cross_entropy_op.cc cross_entropy_op.cu)
 op_library(fill_zeros_like_op SRCS fill_zeros_like_op.cc fill_zeros_like_op.cu)
 
diff --git a/paddle/operators/gaussian_random_op.cc b/paddle/operators/gaussian_random_op.cc
index 7afc0cd56b2..f5fd902c5f7 100644
--- a/paddle/operators/gaussian_random_op.cc
+++ b/paddle/operators/gaussian_random_op.cc
@@ -12,9 +12,9 @@
    See the License for the specific language governing permissions and
    limitations under the License. */
 
+#include "paddle/operators/gaussian_random_op.h"
 #include "glog/logging.h"
 #include "paddle/framework/op_registry.h"
-#include "paddle/operators/random_op.h"
 
 namespace paddle {
 namespace operators {
@@ -22,7 +22,7 @@ namespace operators {
 template <typename T>
 class GaussianRandomOpKernel<platform::CPUPlace, T>
     : public framework::OpKernel {
-public:
+ public:
   void Compute(const framework::KernelContext& context) const override {
     auto mean = context.op_.GetAttr<T>("mean");
     auto std = context.op_.GetAttr<T>("std");
@@ -40,7 +40,7 @@ public:
 };
 
 class GaussianRandomOp : public framework::OperatorWithKernel {
-protected:
+ protected:
   void InferShape(
       const std::vector<const framework::Tensor*>& inputs,
       const std::vector<framework::Tensor*>& outputs) const override {
@@ -54,7 +54,7 @@ protected:
 };
 
 class GaussianRandomOpMaker : public framework::OpProtoAndCheckerMaker {
-public:
+ public:
   GaussianRandomOpMaker(framework::OpProto* proto,
                         framework::OpAttrChecker* op_checker)
       : framework::OpProtoAndCheckerMaker(proto, op_checker) {
@@ -74,8 +74,7 @@ The eqution : Out = GaussianRandom(Shape=(d0, d1, ...), Dtype, mean, std)
 }  // namespace operators
 }  // namespace paddle
 
-REGISTER_OP(gaussian_random,
-            paddle::operators::GaussianRandomOp,
+REGISTER_OP(gaussian_random, paddle::operators::GaussianRandomOp,
             paddle::operators::GaussianRandomOpMaker);
 
 typedef paddle::operators::GaussianRandomOpKernel<paddle::platform::CPUPlace,
diff --git a/paddle/operators/gaussian_random_op.cu b/paddle/operators/gaussian_random_op.cu
index c63eafb0a11..afede378f6e 100644
--- a/paddle/operators/gaussian_random_op.cu
+++ b/paddle/operators/gaussian_random_op.cu
@@ -1,30 +1,30 @@
-#include "paddle/operators/random_op.h"
 #include "paddle/framework/op_registry.h"
+#include "paddle/operators/guassian_random_op.h"
 
 namespace paddle {
 namespace operators {
-  
-template<typename T>
-class GaussianRandomOpKernel<platform::GPUPlace, T> : public framework::OpKernel {
-public:
+
+template <typename T>
+class GaussianRandomOpKernel<platform::GPUPlace, T>
+    : public framework::OpKernel {
+ public:
   void Compute(const framework::KernelContext& context) const override {
     auto mean = context.op_.GetAttr<T>("mean");
     auto std = context.op_.GetAttr<T>("std");
     auto* output = context.Output(0)->GetMutable<framework::Tensor>();
     T* r = output->mutable_data<T>(context.GetPlace());
-    auto ctx = static_cast<const platform::GPUDeviceContext*>
-      (context.device_context_);
-    // generator need to modify context 
+    auto ctx =
+        static_cast<const platform::GPUDeviceContext*>(context.device_context_);
+    // generator need to modify context
     auto g = const_cast<platform::GPUDeviceContext*>(ctx)->RandGenerator();
     curandGenerateNormal(g, r, framework::product(output->dims()), mean, std);
-
   }
 };
-  
+
 }  // namespace operators
 }  // namespace paddle
-  
 
-typedef paddle::operators::GaussianRandomOpKernel<paddle::platform::GPUPlace, float>
-  RandomOpKernel_GPU_float;
+typedef paddle::operators::GaussianRandomOpKernel<paddle::platform::GPUPlace,
+                                                  float>
+    RandomOpKernel_GPU_float;
 REGISTER_OP_GPU_KERNEL(gaussian_random, GaussianRandomOpKernel_GPU_float);
\ No newline at end of file
-- 
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