org.skia.jetskidemo.samples.RuntimeSample Class Reference

Inheritance diagram for org.skia.jetskidemo.samples.RuntimeSample:

Public Member Functions
	RuntimeSample (Resources res, int resId)
void	render (Canvas canvas, long ms, float left, float top, float right, float bottom)

Detailed Description

Definition at line 19 of file RuntimeSample.java.

Constructor & Destructor Documentation

RuntimeSample()

org.skia.jetskidemo.samples.RuntimeSample.RuntimeSample ( Resources  res, int  resId  )

inline

Definition at line 22 of file RuntimeSample.java.

                                                   {
        String sksl = "";
        try {
            InputStream is = res.openRawResource(resId);
            byte[] data = new byte[is.available()];
            is.read(data);
 
            sksl = new String(data);
        } catch (Exception e) {}
 
        mShaderBuilder = new RuntimeShaderBuilder(sksl);
    }

Member Function Documentation

render()

void org.skia.jetskidemo.samples.RuntimeSample.render ( Canvas  canvas, long  t, float  left, float  top, float  right, float  bottom  )

inline

Renders a Sample frame t (ms) into the destination rect [L T R B].

Implements org.skia.jetskidemo.samples.Sample.

Definition at line 35 of file RuntimeSample.java.

                                                                                                 {
        mShaderBuilder.setUniform("u_time", ms / 1000.0f)
                      .setUniform("u_w", right - left)
                      .setUniform("u_h", bottom - top);
 
        Paint paint = new Paint().setShader(mShaderBuilder.makeShader());
 
        canvas.save();
        canvas.concat(new Matrix().translate(left, top));
        canvas.drawRect(0, 0, right - left, bottom - top, paint);
        canvas.restore();
    }

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The documentation for this class was generated from the following file:

• third_party/skia/platform_tools/android/apps/jetskidemo/src/main/java/org/skia/jetskidemo/samples/RuntimeSample.java