X-Git-Url: http://git.euphorik.ch/index.cgi?a=blobdiff_plain;f=WCudaMSE%2FStudent_Cuda_Image%2Fsrc%2Fcpp%2Fcore%2F00_Rippling_warmup%2Frippling0FreeGL.cpp;fp=WCudaMSE%2FStudent_Cuda_Image%2Fsrc%2Fcpp%2Fcore%2F00_Rippling_warmup%2Frippling0FreeGL.cpp;h=b0aaa3274899c1e0b376f5c7f8408358996414a9;hb=8d08c12b29c2a14684f35c023ee39e694bb80d25;hp=0000000000000000000000000000000000000000;hpb=226de81f7e1f1fbf4ac79d0d089e8a05ec7159a0;p=GPU.git

diff --git a/WCudaMSE/Student_Cuda_Image/src/cpp/core/00_Rippling_warmup/rippling0FreeGL.cpp b/WCudaMSE/Student_Cuda_Image/src/cpp/core/00_Rippling_warmup/rippling0FreeGL.cpp
new file mode 100755
index 0000000..b0aaa32
--- /dev/null
+++ b/WCudaMSE/Student_Cuda_Image/src/cpp/core/00_Rippling_warmup/rippling0FreeGL.cpp
@@ -0,0 +1,87 @@
+#include <iostream>
+#include "cudaTools.h"
+#include "Device.h"
+#include "MathTools.h"
+
+#include "Chronos.h"
+
+using std::cout;
+using std::endl;
+
+/*----------------------------------------------------------------------*\
+ |*			Declaration 					*|
+ \*---------------------------------------------------------------------*/
+
+/*--------------------------------------*\
+ |*		Imported		*|
+ \*-------------------------------------*/
+
+extern void launchKernelRippling0(uchar4* ptrDevPixels, int w, int h, float t);
+
+/*--------------------------------------*\
+ |*		Public			*|
+ \*-------------------------------------*/
+
+int rippling0FreeGL(int itmax);
+
+/*--------------------------------------*\
+ |*		Private			*|
+ \*-------------------------------------*/
+
+/*----------------------------------------------------------------------*\
+ |*			Implementation 					*|
+ \*---------------------------------------------------------------------*/
+
+/*--------------------------------------*\
+ |*		Public			*|
+ \*-------------------------------------*/
+
+/**
+ * Hyp: itmax suffisamment grand pour que timeElapse soit significatif
+ */
+int rippling0FreeGL(int itmax)
+    {
+    cout<<"\n[Rippling0] : FreeGL running ..."<<endl;
+
+    int h = 16 * 60;
+    int w = h;
+
+    uchar4* ptrDevImage;
+    size_t size = w * h * sizeof(uchar4);
+    HANDLE_ERROR(cudaMalloc((void**) &ptrDevImage, size));
+    HANDLE_ERROR(cudaMemset(ptrDevImage, 0, size));
+
+    int i = 0;
+    float t = 0;
+    float dt = 2 * PI / 10;
+    Chronos chrono;
+
+    while (i < itmax)
+	{
+	launchKernelRippling0(ptrDevImage, w, h, t);
+	Device::checkKernelError("Rippling0");
+	Device::synchronize();
+
+	t += dt;
+	i++;
+	}
+
+    chrono.stop();
+    HANDLE_ERROR(cudaFree(ptrDevImage));
+
+    double timeElapseS = chrono.getDeltaTime();
+    int fps = itmax / timeElapseS;
+
+    cout << "fps : "<<fps<<endl;
+
+    return fps;
+    }
+
+/*--------------------------------------*\
+ |*		Private			*|
+ \*-------------------------------------*/
+
+/*----------------------------------------------------------------------*\
+ |*			End	 					*|
+ \*---------------------------------------------------------------------*/
+