Image_BorrowTextureFrom_2.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Image_BorrowTextureFrom_2, 256, 256, false, 4)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Image_BorrowTextureFrom_2	,
		256	,
		256	,
		false	,
		4
	)

Definition at line 5 of file Image_BorrowTextureFrom_2.cpp.

                                                          {
void draw(SkCanvas* canvas) {
    auto dContext = GrAsDirectContext(canvas->recordingContext());
    if (!dContext) {
       return;
    }
 
    auto releaseCallback = [](SkImages::ReleaseContext releaseContext) -> void {
        *((int*)releaseContext) += 128;
    };
    int x = 0, y = 0;
    for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin } ) {
        sk_sp<SkImage> image = SkImages::BorrowTextureFrom(dContext,
                                                           backEndTexture,
                                                           origin,
                                                           kRGBA_8888_SkColorType,
                                                           kOpaque_SkAlphaType,
                                                           nullptr,
                                                           releaseCallback,
                                                           &x);
        canvas->drawImage(image, x, y);
        y += 128;
    }
}
}  // END FIDDLE