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#ifndef DMUtil_DEFINED
#define DMUtil_DEFINED
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkString.h"
#include "gm.h"
class SkBBHFactory;
// Small free functions used in more than one place in DM.
namespace DM {
// UnderJoin("a", "b") -> "a_b"
SkString UnderJoin(const char* a, const char* b);
// "foo_bar.skp" -> "foo-bar_skp"
SkString FileToTaskName(SkString);
// Draw gm to picture.
SkPicture* RecordPicture(skiagm::GM* gm, SkBBHFactory* factory = NULL);
// Allocate an empty bitmap with this size and depth.
void AllocatePixels(SkColorType, int w, int h, SkBitmap* bitmap);
// Allocate an empty bitmap the same size and depth as reference.
void AllocatePixels(const SkBitmap& reference, SkBitmap* bitmap);
// Draw picture to bitmap.
void DrawPicture(const SkPicture& picture, SkBitmap* bitmap);
// What is the maximum component difference in these bitmaps?
unsigned MaxComponentDifference(const SkBitmap& a, const SkBitmap& b);
// Are these identical bitmaps?
bool BitmapsEqual(const SkBitmap& a, const SkBitmap& b);
// Hook to modify canvas using global flag values (e.g. --matrix).
void CanvasPreflight(SkCanvas*);
} // namespace DM
#endif // DMUtil_DEFINED
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