Programming 2D Games

2679.4. Shadows and Reflections

//========================================================================

// Draw the plane and shadow

//========================================================================

void Plane::draw()

{

// Draw shadow

planeY = spriteData.y; // Save plane Y

spriteData.y = planeNS::SHADOW_Y;

// Draw shadow using colorFilter 25% alpha

shadow.draw(spriteData, graphicsNS::ALPHA25 & graphicsNS::BLACK);

spriteData.y = planeY; // Restore plane Y

// Draw plane

Entity::draw();

}

Listing 9.8. Drawing the plane and shadow.

e plane’s draw function draws the shadow then the plane. We draw the shadow rst

because we want the plane to alwa ...