SuperTuxKart 1.5 upstream source (from official release tarball)

2026-06-11 20:04:02 +02:00
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+/* -----------------------------------------------------------------------------
+ *
+ * Copyright (c) 2007-2017 Alexis Naveros.
+ * Portions developed under contract to the SURVICE Engineering Company.
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ *
+ * -----------------------------------------------------------------------------
+ */
+
+#ifndef IMG_H
+#define IMG_H
+
+
+typedef struct
+{
+  int width;
+  int height;
+  int type;
+  int bytesperpixel;
+  int bytesperline;
+} imgFormat;
+
+enum
+{
+  IMG_FORMAT_TYPE_ANY,
+  IMG_FORMAT_TYPE_RGB24,
+  IMG_FORMAT_TYPE_BGR24,
+  IMG_FORMAT_TYPE_RGBX32,
+  IMG_FORMAT_TYPE_BGRX32,
+  IMG_FORMAT_TYPE_RGBA32,
+  IMG_FORMAT_TYPE_BGRA32,
+  IMG_FORMAT_TYPE_GRAYSCALE,
+  IMG_FORMAT_TYPE_GRAYALPHA
+};
+
+typedef struct
+{
+  imgFormat format;
+  void *data;
+} imgImage;
+
+
+////
+
+
+void imgCopyRect( imgImage *image, int dstx, int dsty, int srcx, int srcy, int sizex, int sizey );
+
+void (*imgBlendGetFunction( imgImage *dstimage, imgImage *srcimage ))( imgImage *dstimage, int dstx, int dsty, imgImage *srcimage );
+int imgBlendImage( imgImage *dstimage, int dstx, int dsty, imgImage *srcimage );
+
+void imgAllocCopy( imgImage *dst, imgImage *src );
+void imgAllocCopyExtendBorder( imgImage *dstimage, imgImage *srcimage, int extendsize );
+void imgAllocExtractChannel( imgImage *dst, imgImage *src, int channelindex );
+void imgAllocExtractChannelExtendBorder( imgImage *dstimage, imgImage *srcimage, int channelindex, int extendsize );
+void imgAllocCopyChannelToAlpha( imgImage *dstimage, imgImage *srcimage, int channelindex, unsigned char r, unsigned char g, unsigned char b );
+void imgAllocAdjustBrightnessContrast( imgImage *dstimage, imgImage *srcimage, float brightness, float contrast );
+
+void imgFree( imgImage *image );
+
+
+#endif
+