X-Git-Url: http://git.euphorik.ch/index.cgi?a=blobdiff_plain;f=WCudaMSE%2FStudent_Cuda_Image%2Fsrc%2Fcpp%2Fcore%2F02_Mandelbrot_Julia%2Fmoo%2Fdevice%2Fmath%2FFractalMath.h;fp=WCudaMSE%2FStudent_Cuda_Image%2Fsrc%2Fcpp%2Fcore%2F02_Mandelbrot_Julia%2Fmoo%2Fdevice%2Fmath%2FFractalMath.h;h=2bd56ae764275626b4edb2bb05b1b3e88ffe53e6;hb=7798b7c27cf13aaeada22faae8648df8cb339f1b;hp=0000000000000000000000000000000000000000;hpb=3e601cb6c0cc2c5b3a9b30ebf3ad1102e53c0e0b;p=GPU.git

diff --git a/WCudaMSE/Student_Cuda_Image/src/cpp/core/02_Mandelbrot_Julia/moo/device/math/FractalMath.h b/WCudaMSE/Student_Cuda_Image/src/cpp/core/02_Mandelbrot_Julia/moo/device/math/FractalMath.h
new file mode 100755
index 0000000..2bd56ae
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+++ b/WCudaMSE/Student_Cuda_Image/src/cpp/core/02_Mandelbrot_Julia/moo/device/math/FractalMath.h
@@ -0,0 +1,78 @@
+#ifndef FRACTAL_MATH_H_
+#define FRACTAL_MATH_H_
+
+#include <cmath>
+
+#include "CalibreurF.h"
+#include "ColorTools.h"
+
+/*----------------------------------------------------------------------*\
+ |*			Declaration 					*|
+ \*---------------------------------------------------------------------*/
+
+/*--------------------------------------*\
+ |*		Public			*|
+ \*-------------------------------------*/
+
+class FractalMath
+    {
+
+	/*--------------------------------------*\
+	|*		Constructor		*|
+	 \*-------------------------------------*/
+
+    public:
+
+	__device__
+	FractalMath(int n)
+	    : n(n), calibreur(IntervalF(-1, 1), IntervalF(0, 1))
+	    {
+	    }
+
+	/*--------------------------------------*\
+	|*		Methodes		*|
+	 \*-------------------------------------*/
+
+    public:
+	/**
+	 * x=pixelI
+	 * y=pixelJ
+	 */
+	__device__
+	void colorXY(uchar4* ptrColor, float x, float y, float t)
+	    {
+	    float z = f(x, y, t);
+
+	    calibreur.calibrer(z);
+	    float hue01 = z;
+
+	    ColorTools::HSB_TO_RVB(hue01, ptrColor); // update color
+
+	    ptrColor->w = 255; // opaque
+	    }
+
+    private:
+	__device__
+	float f(float x, float y,float t)
+	    {
+	    return sin(x * n + t) * cos(y * n + t);
+	    }
+
+
+	/*--------------------------------------*\
+	|*		Attributs		*|
+	 \*-------------------------------------*/
+
+    private:
+	// Input
+	int n;
+
+	// Tools
+	CalibreurF calibreur;
+    };
+
+#endif
+
+/*----------------------------------------------------------------------*\
+ |*			End	 					*|
+ \*---------------------------------------------------------------------*/