17 lines
		
	
	
		
			659 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			659 B
		
	
	
	
		
			C++
		
	
	
	
| // Copyright 2019 Google LLC.
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| // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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| #include "tools/fiddle/examples.h"
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| // HASH=481e990e923a0ed34654f4361b94f096
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| REG_FIDDLE(Canvas_readPixels_b, 256, 256, true, 0) {
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| void draw(SkCanvas* canvas) {
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|     canvas->clear(0x8055aaff);
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|     for (SkAlphaType alphaType : { kPremul_SkAlphaType, kUnpremul_SkAlphaType } ) {
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|         uint32_t pixel = 0;
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|         SkImageInfo info = SkImageInfo::Make(1, 1, kBGRA_8888_SkColorType, alphaType);
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|         if (canvas->readPixels(info, &pixel, 4, 0, 0)) {
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|             SkDebugf("pixel = %08x\n", pixel);
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|         }
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|     }
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| }
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| }  // END FIDDLE
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