internal static void RenderLights()
{
PrepareLights();
RenderSpotShadows();
GetRenderProfiler().StartProfilingBlock("Render lights");
MyRender.SetRenderTarget(GetRenderTarget(MyRenderTargets.Auxiliary1), null, SetDepthTargetEnum.RestoreDefault);
MyRender.GraphicsDevice.Clear(ClearFlags.Target, new SharpDX.ColorBGRA(0.0f), 1, 0);
SetCorrectViewportSize();
if (MyRender.CurrentRenderSetup.EnableSmallLights.Value)
{
MyEffectPointLight effectPointLight = (MyEffectPointLight)MyRender.GetEffect(MyEffects.PointLight);
SharpDX.Direct3D9.Texture diffuseRT = MyRender.GetRenderTarget(MyRenderTargets.Diffuse);
effectPointLight.SetNormalsRT(MyRender.GetRenderTarget(MyRenderTargets.Normals));
effectPointLight.SetDiffuseRT(diffuseRT);
effectPointLight.SetDepthsRT(MyRender.GetRenderTarget(MyRenderTargets.Depth));
effectPointLight.SetHalfPixel(diffuseRT.GetLevelDescription(0).Width, diffuseRT.GetLevelDescription(0).Height);
effectPointLight.SetScale(GetScaleForViewport(diffuseRT));
var invViewProjMatrix = Matrix.Invert(MyRenderCamera.ViewProjectionMatrixAtZero);
var invViewMatrix = Matrix.Invert(MyRenderCamera.ViewMatrixAtZero);
effectPointLight.SetCameraPosition(Vector3.Zero);
effectPointLight.SetViewMatrix(MyRenderCamera.ViewMatrixAtZero);
effectPointLight.SetInvViewMatrix(invViewMatrix);
DepthStencilState.None.Apply();
MyStateObjects.Light_Combination_BlendState.Apply();
//Render each light with a model specific to the light
GetRenderProfiler().StartProfilingBlock("PointLight");
var cullRationSq = MyRenderConstants.DISTANCE_LIGHT_CULL_RATIO * MyRenderConstants.DISTANCE_LIGHT_CULL_RATIO;
if (MyRender.Settings.EnablePointLights)
{
foreach (MyRenderLight light in m_pointLights)
{
var distanceSq = (MyRenderCamera.Position - light.PositionWithOffset).LengthSquared();
var hasVolumetricGlare = light.GlareOn && light.Glare.Type == MyGlareTypeEnum.Distant;
var isTooFarAway = (light.Range * light.Range) < (distanceSq / cullRationSq);
if (!isTooFarAway)
{
// Always cull clockwise (render inner parts of object), depth test is done is PS using light radius
RasterizerState.CullClockwise.Apply();
effectPointLight.SetLightPosition((Vector3)(light.PositionWithOffset - MyRenderCamera.Position));
effectPointLight.SetLightIntensity(light.Intensity);
effectPointLight.SetSpecularLightColor(light.SpecularColor);
effectPointLight.SetFalloff(light.Falloff);
effectPointLight.SetLightRadius(light.Range);
effectPointLight.SetReflectorTexture(light.ReflectorTexture);
effectPointLight.SetLightColor(light.Color.ToVector3());
effectPointLight.SetTechnique(effectPointLight.PointTechnique);
MyDebugDraw.DrawSphereForLight(effectPointLight, light.PositionWithOffset, light.Range, ref Vector3.One, 1);
MyPerformanceCounter.PerCameraDrawWrite.LightsCount++;
}
// if(!isTooFarAway || hasVolumetricGlare)
// light.Draw();
}
}
GetRenderProfiler().EndProfilingBlock();
GetRenderProfiler().StartProfilingBlock("Hemisphere");
if (MyRender.Settings.EnablePointLights)
{
foreach (MyRenderLight light in m_hemiLights)
{
// compute bounding box
//Vector3 center = light.Position;// - light.Range * new Vector3(0,1,0);
//Vector3 extend = new Vector3(light.Range, light.Range, light.Range);
//m_lightBoundingBox.Min = center - extend;
//m_lightBoundingBox.Max = center + extend;
// Always cull clockwise (render inner parts of object), depth test is done is PS using light radius
if (Vector3D.Dot((Vector3D)light.ReflectorDirection, MyRenderCamera.Position - light.Position) > 0 && light.PointBoundingSphere.Contains(MyRenderCamera.Position) == VRageMath.ContainmentType.Contains)
{
RasterizerState.CullNone.Apply(); //zevnitr
}
else
{
RasterizerState.CullCounterClockwise.Apply(); //zvenku
}
effectPointLight.SetLightPosition((Vector3)(light.Position - MyRenderCamera.Position));
effectPointLight.SetLightIntensity(light.Intensity);
effectPointLight.SetSpecularLightColor(light.SpecularColor);
effectPointLight.SetFalloff(light.Falloff);
effectPointLight.SetLightRadius(light.Range);
effectPointLight.SetReflectorTexture(light.ReflectorTexture);
effectPointLight.SetLightColor(light.Color.ToVector3());
effectPointLight.SetTechnique(effectPointLight.HemisphereTechnique);
MatrixD world = MatrixD.CreateScale(light.Range) * MatrixD.CreateWorld(light.Position - MyRenderCamera.Position, light.ReflectorDirection, light.ReflectorUp);
MyDebugDraw.DrawHemisphereForLight(effectPointLight, ref world, ref Vector3.One, 1);
//light.Draw();
MyPerformanceCounter.PerCameraDrawWrite.LightsCount++;
}
}
GetRenderProfiler().EndProfilingBlock();
GetRenderProfiler().StartProfilingBlock("Spotlight");
RenderSpotLights(m_spotLightRenderElements, effectPointLight);
GetRenderProfiler().EndProfilingBlock();
foreach (var light in m_renderLightsForDraw)
{
light.Draw();
}
}
DepthStencilState.None.Apply();
RasterizerState.CullCounterClockwise.Apply();
MyStateObjects.Sun_Combination_BlendState.Apply();
GetRenderProfiler().StartProfilingBlock("Sun light");
if (Settings.EnableSun && CurrentRenderSetup.EnableSun.Value && MyRender.Sun.Direction != Vector3.Zero)
{
//Sun light
MyEffectDirectionalLight effectDirectionalLight = MyRender.GetEffect(MyEffects.DirectionalLight) as MyEffectDirectionalLight;
Texture diffuseRTSun = MyRender.GetRenderTarget(MyRenderTargets.Diffuse);
effectDirectionalLight.SetNormalsRT(MyRender.GetRenderTarget(MyRenderTargets.Normals));
effectDirectionalLight.SetDiffuseRT(diffuseRTSun);
effectDirectionalLight.SetDepthsRT(MyRender.GetRenderTarget(MyRenderTargets.Depth));
effectDirectionalLight.SetHalfPixelAndScale(diffuseRTSun.GetLevelDescription(0).Width, diffuseRTSun.GetLevelDescription(0).Height, GetScaleForViewport(diffuseRTSun));
effectDirectionalLight.SetCameraMatrix(Matrix.Invert(MyRenderCamera.ViewMatrixAtZero));
effectDirectionalLight.SetAmbientMinimumAndIntensity(new Vector4(AmbientColor * AmbientMultiplier, EnvAmbientIntensity));
effectDirectionalLight.SetTextureEnvironmentMain(MyEnvironmentMap.EnvironmentMainMap);
effectDirectionalLight.SetTextureEnvironmentAux(MyEnvironmentMap.EnvironmentAuxMap);
effectDirectionalLight.SetTextureAmbientMain(MyEnvironmentMap.AmbientMainMap);
effectDirectionalLight.SetTextureAmbientAux(MyEnvironmentMap.AmbientAuxMap);
effectDirectionalLight.SetTextureEnvironmentBlendFactor(MyEnvironmentMap.BlendFactor);
effectDirectionalLight.SetCameraPosition(Vector3.Zero);
//Set distance where no slope bias will be applied (because of cockpit artifacts)
effectDirectionalLight.SetNearSlopeBiasDistance(3);
effectDirectionalLight.ShowSplitColors(Settings.ShowCascadeSplits);
effectDirectionalLight.SetShadowBias(MyRenderCamera.FieldOfView * 0.0001f * MyRenderConstants.RenderQualityProfile.ShadowBiasMultiplier);
effectDirectionalLight.SetSlopeBias(0.00002f * MyRenderConstants.RenderQualityProfile.ShadowSlopeBiasMultiplier);
effectDirectionalLight.SetSlopeCascadeMultiplier(20.0f); //100 makes artifacts in prefabs
MyRender.GetShadowRenderer().SetupShadowBaseEffect(effectDirectionalLight);
effectDirectionalLight.SetLightDirection(m_sun.Direction);
effectDirectionalLight.SetLightColorAndIntensity(new Vector3(m_sun.Color.X, m_sun.Color.Y, m_sun.Color.Z), m_sun.Intensity);
effectDirectionalLight.SetBacklightColorAndIntensity(new Vector3(m_sun.BackColor.X, m_sun.BackColor.Y, m_sun.BackColor.Z), m_sun.BackIntensity);
//m_sun.SpecularColor = {X:0,9137255 Y:0,6078432 Z:0,2078431} //nice yellow
effectDirectionalLight.SetSpecularLightColor(m_sun.SpecularColor);
effectDirectionalLight.EnableCascadeBlending(MyRenderConstants.RenderQualityProfile.EnableCascadeBlending);
effectDirectionalLight.SetFrustumCorners(MyRender.GetShadowRenderer().GetFrustumCorners());
effectDirectionalLight.SetEnableAmbientEnvironment(Settings.EnableEnvironmentMapAmbient && MyRenderConstants.RenderQualityProfile.EnableEnvironmentals && CurrentRenderSetup.EnableEnvironmentMapping.Value);
effectDirectionalLight.SetEnableReflectionEnvironment(Settings.EnableEnvironmentMapReflection && MyRenderConstants.RenderQualityProfile.EnableEnvironmentals && CurrentRenderSetup.EnableEnvironmentMapping.Value);
if (Settings.EnableShadows && MyRender.CurrentRenderSetup.ShadowRenderer != null)
{
effectDirectionalLight.SetTechnique(effectDirectionalLight.DefaultTechnique);
}
else
{
effectDirectionalLight.SetTechnique(effectDirectionalLight.DefaultWithoutShadowsTechnique);
}
GetFullscreenQuad().Draw(effectDirectionalLight);
}
GetRenderProfiler().EndProfilingBlock();
// var st = MyRender.GetRenderTarget(MyRenderTargets.ShadowMap);
// Texture.ToFile(st, "c:\\sm.dds", ImageFileFormat.Dds);
// Blend in background
if (true) // blend background
{
GetRenderProfiler().StartProfilingBlock("Blend background");
//todo
/*if (MyFakes.RENDER_PREVIEWS_WITH_CORRECT_ALPHA)
* {
* // for some reason the other option does not give 0 alpha for the background when rendering gui preview images
* MyStateObjects.Additive_NoAlphaWrite_BlendState.Apply();
* }
* else */
{
MyStateObjects.NonPremultiplied_NoAlphaWrite_BlendState.Apply();
//BlendState.NonPremultiplied.Apply();
}
DepthStencilState.None.Apply();
RasterizerState.CullCounterClockwise.Apply();
MyEffectBlendLights effectBlendLights = MyRender.GetEffect(MyEffects.BlendLights) as MyEffectBlendLights;
Texture diffuseRT = GetRenderTarget(MyRenderTargets.Diffuse);
MyRenderCamera.SetupBaseEffect(effectBlendLights, m_currentLodDrawPass, m_currentSetup.FogMultiplierMult);
effectBlendLights.SetDiffuseTexture(diffuseRT);
effectBlendLights.SetNormalTexture(GetRenderTarget(MyRenderTargets.Normals));
effectBlendLights.SetDepthTexture(GetRenderTarget(MyRenderTargets.Depth));
effectBlendLights.SetHalfPixel(diffuseRT.GetLevelDescription(0).Width, diffuseRT.GetLevelDescription(0).Height);
effectBlendLights.SetScale(GetScaleForViewport(diffuseRT));
effectBlendLights.SetBackgroundTexture(GetRenderTarget(MyRenderTargets.Auxiliary0));
effectBlendLights.SetTechnique(effectBlendLights.DefaultTechnique);
GetFullscreenQuad().Draw(effectBlendLights);
GetRenderProfiler().EndProfilingBlock();
// Blend in emissive light, overwrite emissivity (alpha)
GetRenderProfiler().StartProfilingBlock("Copy emisivity");
//todo
// if (MyPostProcessHDR.RenderHDRThisFrame())
// MyStateObjects.AddEmissiveLight_BlendState.Apply();
// else
MyStateObjects.AddEmissiveLight_NoAlphaWrite_BlendState.Apply();
effectBlendLights.SetTechnique(effectBlendLights.CopyEmissivityTechnique);
GetFullscreenQuad().Draw(effectBlendLights);
bool showDebugLighting = false;
if (Settings.ShowSpecularIntensity)
{
effectBlendLights.SetTechnique(MyEffectBlendLights.Technique.OnlySpecularIntensity);
showDebugLighting = true;
}
else
if (Settings.ShowSpecularPower)
{
effectBlendLights.SetTechnique(MyEffectBlendLights.Technique.OnlySpecularPower);
showDebugLighting = true;
}
else
if (Settings.ShowEmissivity)
{
effectBlendLights.SetTechnique(MyEffectBlendLights.Technique.OnlyEmissivity);
showDebugLighting = true;
}
else
if (Settings.ShowReflectivity)
{
effectBlendLights.SetTechnique(MyEffectBlendLights.Technique.OnlyReflectivity);
showDebugLighting = true;
}
if (showDebugLighting)
{
BlendState.Opaque.Apply();
GetFullscreenQuad().Draw(effectBlendLights);
}
GetRenderProfiler().EndProfilingBlock();
}
//TakeScreenshot("Accumulated_lights", GetRenderTarget(MyRenderTargets.Lod0Depth), MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
/*TakeScreenshot("EnvironmentMap_1", GetRenderTargetCube(MyRenderTargets.EnvironmentCube), MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
* TakeScreenshot("EnvironmentMap_2", GetRenderTargetCube(MyRenderTargets.EnvironmentCubeAux), MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
* TakeScreenshot("AmbientMap_1", GetRenderTargetCube(MyRenderTargets.AmbientCube), MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
* TakeScreenshot("AmbientMap_2", GetRenderTargetCube(MyRenderTargets.AmbientCubeAux), MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
*/
GetRenderProfiler().EndProfilingBlock();
}