Пример #1
0
    void onDrawContent(SkCanvas *canvas) override {

        canvas->save();
        canvas->resetMatrix(); // Force static control panel position
        fControlPanel.drawContent(canvas);
        canvas->restore();

        SkLights::Builder builder;
        for (int i = 0; i < kNumLights; i++) {
            builder.add(SkLights::Light::MakeDirectional(fLightDefs[i].fColor,
                        SkPoint3::Make(fLightDefs[i].fDirXY.fX,
                                       fLightDefs[i].fDirXY.fY,
                                       fLightDefs[i].fDirZ)));
        }
        builder.setAmbientLightColor(SkColor3f::Make(0.4f, 0.4f, 0.4f));
        fLights = builder.finish();

        // Draw shapes
        SkScalar xPos = kCtrlRange + 25.0f;
        SkScalar yPos = fShapeBounds.height();
        for (Shape shape : {
                    kCircle_Shape, kRect_Shape
                }) {
            canvas->save();
            canvas->translate(xPos, yPos);
            this->drawShape(shape, canvas);
            canvas->restore();

            xPos += 1.2f * fShapeBounds.width();
        }
    }
Пример #2
0
sk_sp<SkLights> SkLights::makeColorSpace(SkColorSpaceXformer* xformer) const {
    SkLights::Builder builder;
    for (int i = 0; i < this->numLights(); i++) {
        Light light(fLights[i].type(), xform_color(fLights[i].color(), xformer),
                    fLights[i].fDirOrPos, fLights[i].fIntensity);
        builder.add(light);
    }
    builder.setAmbientLightColor(xform_color(fAmbientLightColor, xformer));
    return builder.finish();
}
Пример #3
0
static sk_sp<SkLights> create_lights(SkScalar angle, SkScalar blue) {

    const SkVector3 dir = SkVector3::Make(SkScalarSin(angle)*SkScalarSin(SK_ScalarPI*0.25f),
                                          SkScalarCos(angle)*SkScalarSin(SK_ScalarPI*0.25f),
                                          SkScalarCos(SK_ScalarPI*0.25f));

    SkLights::Builder builder;

    builder.add(SkLights::Light::MakeDirectional(SkColor3f::Make(1.0f, 1.0f, blue), dir));
    builder.setAmbientLightColor(SkColor3f::Make(0.1f, 0.1f, 0.1f));

    return builder.finish();
}