software_bitmap_w_perspective.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE_ANIMATED (software_bitmap_w_perspective, 256, 256, false, 6, 5)

Function Documentation

REG_FIDDLE_ANIMATED()

REG_FIDDLE_ANIMATED	(	software_bitmap_w_perspective	,
		256	,
		256	,
		false	,
		6	,
		5
	)

Definition at line 4 of file software_bitmap_w_perspective.cpp.

                                                                          {
void draw(SkCanvas* canvas) {
    const float width = image->width();
    const float height = image->height();
 
    const SkPoint src[] = {{ 0, 0}, {width, 0}, {width * (float)frame, height * (float)frame}, { 0, height}};
    const SkPoint dst[] = { {0, 0}, {width, 0}, {width, height}, {0, height} };
 
    SkMatrix matrix;
    matrix.setPolyToPoly(src, dst, 4);
 
    SkAutoCanvasRestore acr(canvas, true);
    canvas->concat(matrix);
    canvas->drawImage(image, 0, 0);
}
}  // END FIDDLE