public override void Draw(RendererBase <ToyWorld> renderer, ToyWorld world)
{
if (Settings.EnabledEffects == RenderRequestEffect.None)
{
return;
}
GL.Enable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.DepthMask(false);
Owner.FrontFbo.Bind();
const float effectHeight = 1.5f;
if (Settings.EnabledEffects.HasFlag(RenderRequestEffect.Lights))
{
//GL.BlendFunc(BlendingFactorSrc.One, BlendingFactorDest.SrcAlpha); // Fades non-lit stuff to black
GL.BlendFunc(BlendingFactorSrc.One, BlendingFactorDest.DstAlpha);
renderer.EffectManager.Use(m_pointLightEffect);
foreach (var character in world.Atlas.Characters)
{
m_pointLightEffect.ColorUniform(new Vector4(0.85f));
float lightDecay = character.ForwardSpeed;
m_pointLightEffect.IntensityDecayUniform(new Vector2(1, lightDecay));
m_pointLightEffect.LightPosUniform(new Vector3(character.Position, effectHeight));
// Set up transformation to world and screen space for noise effect
Matrix mw = Matrix.Identity;
// Model transform -- scale from (-1,1) to viewSize/2, center on origin
const float minIntensity = 0.01f;
const float intensityScale = (1 / minIntensity - 1) / 30;
mw *= Matrix.CreateScale(intensityScale / lightDecay / 2);
// World transform -- move center to view center
mw *= Matrix.CreateTranslation(new Vector3(character.Position, effectHeight));
m_pointLightEffect.ModelWorldUniform(ref mw);
Matrix mvp = mw * Owner.ViewProjectionMatrix;
m_pointLightEffect.ModelViewProjectionUniform(ref mvp);
Owner.Quad.Draw();
}
Owner.SetDefaultBlending();
}
if (Settings.EnabledEffects.HasFlag(RenderRequestEffect.Smoke))
{
renderer.EffectManager.Use(m_smokeEffect);
// Set up transformation to world and screen space for noise effect
Matrix mw = Matrix.Identity;
// Model transform -- scale from (-1,1) to viewSize/2, center on origin
mw *= Matrix.CreateScale(Owner.ViewV.Size / 2);
// World transform -- move center to view center
mw *= Matrix.CreateTranslation(new Vector3(Owner.ViewV.Center, effectHeight + 0.05f));
// View and projection transforms
Matrix mvp = mw * Owner.ViewProjectionMatrix;
m_smokeEffect.ModelWorldUniform(ref mw);
m_smokeEffect.ModelViewProjectionUniform(ref mvp);
m_smokeEffect.AmbientDiffuseTermsUniform(new Vector2(AmbientTerm, GetGlobalDiffuseComponent(world)));
// Advance noise time by a visually pleasing step; wrap around if we run for waaaaay too long.
double step = 0.005d * Settings.SmokeTransformationSpeedCoefficient;
double seed = renderer.SimTime * step % 3e6d;
m_smokeEffect.TimeStepUniform(new Vector2((float)seed, (float)step));
m_smokeEffect.MeanScaleUniform(new Vector2(Settings.SmokeIntensityCoefficient, Settings.SmokeScaleCoefficient));
Owner.Quad.Draw();
}
// more stufffs
}
