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osx: Add DEBUG_UPDATE_RECTS in paintGC() to detect unnecessary updated areas

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This commit is contained in:
David Capello 2017-11-03 09:37:05 -03:00
parent 73605749e6
commit 727a97f663
1 changed files with 13 additions and 0 deletions
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13
src/she/skia/skia_window_osx.mm
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@ -4,6 +4,8 @@
// This file is released under the terms of the MIT license.
// Read LICENSE.txt for more information.
//#define DEBUG_UPDATE_RECTS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
@ -324,6 +326,17 @@ private:
CGContextSaveGState(cg);
CGContextSetInterpolationQuality(cg, kCGInterpolationNone);
CGContextDrawImage(cg, r, img);
#ifdef DEBUG_UPDATE_RECTS
{
static int i = 0;
i = (i+1) % 8;
CGContextSetRGBStrokeColor(cg,
(i & 1 ? 1.0f: 0.0f),
(i & 2 ? 1.0f: 0.0f),
(i & 4 ? 1.0f: 0.0f), 1.0f);
CGContextStrokeRectWithWidth(cg, r, 2.0f);
}
#endif
CGContextRestoreGState(cg);
CGImageRelease(img);
}