Canvas_readPixels_b.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Canvas_readPixels_b, 256, 256, true, 0)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Canvas_readPixels_b	,
		256	,
		256	,
		true	,
		0
	)

Definition at line 5 of file Canvas_readPixels_b.cpp.

                                                   {
void draw(SkCanvas* canvas) {
    canvas->clear(0x8055aaff);
    for (SkAlphaType alphaType : { kPremul_SkAlphaType, kUnpremul_SkAlphaType } ) {
        uint32_t pixel = 0;
        SkImageInfo info = SkImageInfo::Make(1, 1, kBGRA_8888_SkColorType, alphaType);
        if (canvas->readPixels(info, &pixel, 4, 0, 0)) {
            SkDebugf("pixel = %08x\n", pixel);
        }
    }
}
}  // END FIDDLE