public void SetupGlitch(Texture2D map, GlitchParams param, Random random, Matrix transform, Matrix projection)
{
Shader.CurrentTechnique = Shader.Techniques["Glitch"];
Shader.Parameters["glitch_intensity"].SetValue(param.Intensity);
Shader.Parameters["glitch_time"].SetValue((float)Frame);
Shader.Parameters["glitch_resolution"].SetValue(new Vector2(Viewport.Width, Viewport.Height));
Shader.Parameters["glitch_rng_seed"].SetValue(Math.Max(param.Seed, 0.000001f));
Shader.Parameters["glitch_random_values"].SetValue(new Vector3(random.NextFloat(), random.NextFloat(), random.NextFloat()));
Shader.Parameters["sampler_main+glitch_noise_texture"].SetValue(map);
Shader.Parameters["glitch_line_speed"].SetValue(param.LineSpeed);
Shader.Parameters["glitch_line_drift"].SetValue(param.LineDrift);
Shader.Parameters["glitch_line_resolution"].SetValue(Math.Max(param.LineResolution, 0.000001f));
Shader.Parameters["glitch_line_vert_shift"].SetValue(param.LineVerticalShift);
Shader.Parameters["glitch_line_shift"].SetValue(param.LineShift);
Shader.Parameters["glitch_jumbleness"].SetValue(param.Jumbleness);
Shader.Parameters["glitch_jumble_resolution"].SetValue(param.JumbleResolution);
Shader.Parameters["glitch_jumble_shift"].SetValue(param.JumbleShift);
Shader.Parameters["glitch_jumble_speed"].SetValue(param.JumbleSpeed);
Shader.Parameters["glitch_dispersion"].SetValue(param.Dispersion);
Shader.Parameters["glitch_channel_shift"].SetValue(param.ChannelShift);
Shader.Parameters["glitch_noise_level"].SetValue(param.NoiseLevel);
Shader.Parameters["glitch_shakiness"].SetValue(param.Shakiness);
Shader.Parameters["WorldViewProjection"].SetValue(transform * projection);
GraphicsDevice.SamplerStates[1] = GraphicsDevice.SamplerStates[0];
}
public void RenderGlitches(DoubleBuffer buffer)
{
IEnumerable <ScreenGlitch> screenGlitches = ProtoEffects.OfType <ScreenGlitch>();
foreach (var glitch in screenGlitches)
{
GlitchParams glitchParams = glitch.Glitch;
PushSpriteBatch(samplerState: SamplerState.PointWrap, blendState: NonPremultiplied, shader: Shader, shaderSetup: (transform, projection) =>
{
SetupGlitch(Game.Noise, glitchParams, Random, Matrix.Identity, Projection);
});
SpriteBatch.Draw(buffer.B, buffer.B.Bounds, Color.White);
PopSpriteBatch();
SetRenderTarget(buffer.B);
buffer.Swap();
}
}
