public override void Render(PostProcessRenderContext context)
{
PerCamVariables vars = GetVariables(context.camera);
// Update the time parameters.
var time = Time.realtimeSinceStartup;
var delta = time - vars._prevTime;
vars._jumpTime += delta * settings.jump.value * 11.3f;
vars._prevTime = time;
// Drift parameters (time, displacement)
var vdrift = new Vector2(
time * 606.11f % (Mathf.PI * 2),
settings.drift.value * 0.04f
);
// Jitter parameters (threshold, displacement)
var jv = settings.jitter.value;
var vjitter = new Vector3(
Mathf.Max(0, 1.001f - jv * 1.2f),
0.002f + jv * jv * jv * 0.05f
);
// Jump parameters (scroll, displacement)
var vjump = new Vector2(vars._jumpTime, settings.jump.value);
var sheet = context.propertySheets.Get(shader);
sheet.properties.SetVector(_Parameters0, new Vector4((int)(time * 10000), settings.shake.value * 0.2f, vdrift.x, vdrift.y));
sheet.properties.SetVector(_Parameters1, new Vector4(vjitter.x, vjitter.y, vjump.x, vjump.y));
context.command.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
}
static PerCamVariables GetVariables(Camera cam)
{
if (variables.TryGetValue(cam, out PerCamVariables vars))
{
return(vars);
}
variables[cam] = new PerCamVariables();
return(variables[cam]);
}
