git mv Code\Sandbox\Editor Code/Editor

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>
2021-06-29 12:41:59 -07:00
parent 9f0bbf3b74
commit e34e36cb35
1415 changed files with 0 additions and 0 deletions
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project
+ * 
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+#ifndef CRYINCLUDE_EDITOR_UTIL_IMAGEHISTOGRAM_H
+#define CRYINCLUDE_EDITOR_UTIL_IMAGEHISTOGRAM_H
+#pragma once
+
+#include "Include/EditorCoreAPI.h"
+
+class EDITOR_CORE_API CImageHistogram
+{
+public:
+    static const int kNumChannels = 4;
+    static const int kNumColorLevels = 256;
+
+    enum EImageFormat
+    {
+        eImageFormat_8BPP,
+        eImageFormat_24BPP_RGB,
+        eImageFormat_24BPP_BGR,
+        eImageFormat_32BPP_RGBA,
+        eImageFormat_32BPP_BGRA,
+        eImageFormat_32BPP_ARGB,
+        eImageFormat_32BPP_ABGR
+    };
+
+    CImageHistogram();
+    virtual ~CImageHistogram();
+
+    // Description:
+    //  Compute the histogram of an image
+    // Arguments:
+    //  pImageData - the image data
+    //  aWidth - the width of the image in pixels
+    //  aHeight - the height of the image in pixels
+    //  aBitsPerPixel - the number of bits per pixel, currently supported: 8 (monochrome), 24 (RGB) and 32 (RGBA)
+    void ComputeHistogram(BYTE* pImageData, unsigned int aWidth, unsigned int aHeight, EImageFormat aFormat = eImageFormat_32BPP_RGBA);
+    void ClearHistogram();
+    void CopyComputedDataFrom(CImageHistogram* histogram);
+
+protected:
+    void ComputeStatisticsForChannel(int aIndex);
+
+public:
+    unsigned int    m_count[kNumChannels][kNumColorLevels];
+    unsigned int    m_lumCount[kNumColorLevels];
+    unsigned int    m_maxCount[kNumChannels];
+    unsigned int    m_maxLumCount;
+    float           m_mean[kNumChannels], m_stdDev[kNumChannels], m_median[kNumChannels];
+    float           m_meanAvg, m_stdDevAvg, m_medianAvg;
+    EImageFormat    m_imageFormat;
+};
+
+#endif // CRYINCLUDE_EDITOR_UTIL_IMAGEHISTOGRAM_H