public static void MergeTexturesGradient(RenderTarget2D textureBack, RenderTarget2D textureFront, ref RenderTarget2D output,
int state, Graphics.Renderer renderer)
{
var fbo = renderer.CurFBO;
renderer.EnableFBO(output);
renderer.BeginUnscaled();
renderer.Draw(textureBack, new Rectangle(0, 0, output.Width, output.Height), Color.White);
renderer.End();
renderer.MaskClear();
renderer.MaskBeginDrawOnUnScaled();
int h = output.Height;
if (state > 0)
{
renderer.Draw(Graphics.GraphicsEngine.FadeTriangle,
new Rectangle(0, 0, state, h), new Rectangle(0, 0, 1, 1), Color.White);
}
renderer.Draw(Graphics.GraphicsEngine.FadeTriangle,
new Rectangle(state, 0, h, h),
new Rectangle(0, 0, 256, 256),
Color.White);
if (state < output.Width - h)
{
//renderer.Draw(Graphics.GraphicsEngine.pixel,
// new Rectangle(state + h, 0,
// output.Width - state - h, h), Color.Black);
}
renderer.MaskUse();
renderer.Draw(textureFront, new Rectangle(0, 0, output.Width, output.Height), Color.White);
renderer.End();
renderer.EnableFBO(fbo);
}
