39 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			39 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			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=d093aad721261f421c4bef4a296aab48
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| REG_FIDDLE(Image_getBackendTexture, 256, 256, false, 3) {
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| void draw(SkCanvas* canvas) {
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|     SkFont font;
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|     SkPaint paint;
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| 
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|     GrRecordingContext* context = canvas->recordingContext();
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|     if (!context) {
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|         canvas->drawString("GPU only!", 20, 40, font, paint);
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|         return;
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|     }
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|     GrDirectContext* direct = context->asDirectContext();
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|     if (!direct) {
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|         canvas->drawString("Direct context only!", 20, 40, font, paint);
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|         return;
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|     }
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| 
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|     sk_sp<SkImage> imageFromBackend = SkImage::MakeFromAdoptedTexture(direct,
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|                                                                       backEndTexture,
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|                                                                       kBottomLeft_GrSurfaceOrigin,
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|                                                                       kRGBA_8888_SkColorType,
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|                                                                       kOpaque_SkAlphaType);
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|     GrBackendTexture textureFromImage = imageFromBackend->getBackendTexture(false);
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|     if (!textureFromImage.isValid()) {
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|         return;
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|     }
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|     sk_sp<SkImage> imageFromTexture = SkImage::MakeFromAdoptedTexture(direct,
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|                                                                       textureFromImage,
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|                                                                       kTopLeft_GrSurfaceOrigin,
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|                                                                       kRGBA_8888_SkColorType,
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|                                                                       kOpaque_SkAlphaType);
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|     canvas->drawImage(imageFromTexture, 0, 0);
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|     canvas->drawImage(imageFromBackend, 128, 128);
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| }
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| }  // END FIDDLE
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