protected override void Initialise()
{
//setup the view camera first
//--------------------------------------
viewCamera = new Xen.Camera.FirstPersonControlledCamera3D(this.UpdateManager);
viewCamera.Projection.FieldOfView *= 0.65f;
viewCamera.MovementSensitivity *= 0.05f;
viewCamera.LookAt(new Vector3(-3, 4, 2), new Vector3(6, 6, 2), new Vector3(0, 1, 0));
viewCamera.Projection.NearClip = 0.1f;
//shadow map setup:
//--------------------------------------
const float shadowArea = 4;
const int shadowMapResolution = 1024;
//setup the shadow map rendering camera
shadowCamera = new Camera3D();
//setup the shadow map projection to roughly cover the character
shadowCamera.Projection.Orthographic = true;
shadowCamera.Projection.NearClip = shadowArea * 2;
shadowCamera.Projection.FarClip = -shadowArea * 2;
shadowCamera.Projection.Region = new Vector4(1, -1.8f, -1, 0.2f) * shadowArea;
//setup the shadow map draw target
//create the shadow map
shadowMap = new DrawTargetTexture2D(shadowCamera, shadowMapResolution, shadowMapResolution, SurfaceFormat.HalfSingle, DepthFormat.Depth24);
shadowMap.ClearBuffer.ClearColour = Color.White;
//setup the shadow map drawer..
shadowDrawer = new Tutorial_25.ShadowMapDrawer(null, new Tutorial_25.ShadowOutputShaderProvider());
this.shadowMap.Add(shadowDrawer);
//create the main draw targets.
//--------------------------------------
drawToScreen = new DrawTargetScreen(new Camera2D());
drawToScreen.ClearBuffer.ClearColourEnabled = false;
drawToRenderTarget = new DrawTargetTexture2D(viewCamera, this.WindowWidth, this.WindowHeight, SurfaceFormat.Color, DepthFormat.Depth24Stencil8, false, PreferredMultiSampleLevel.FourSamples, RenderTargetUsage.PlatformContents);
drawToRenderTarget.ClearBuffer.ClearColourEnabled = false;
//setup the bloom draw targets
//--------------------------------------
//scale to reduce the size of the bloom target, compared to main render target
const int bloomDownsample = 8; //eight times smaller
bloomRenderTarget = new DrawTargetTexture2D(new Camera2D(), Math.Max(1, drawToRenderTarget.Width / bloomDownsample), Math.Max(1, drawToRenderTarget.Height / bloomDownsample), SurfaceFormat.Color, DepthFormat.None);
bloomRenderTarget.ClearBuffer.ClearColourEnabled = false;
bloomIntermediateRenderTarget = null;
//the bloom intermediate target is not needed on the xbox, as the full bloom target fits in EDRAM
bloomIntermediateRenderTarget = new DrawTargetTexture2D(viewCamera, bloomRenderTarget.Width, bloomRenderTarget.Height, SurfaceFormat.Color, DepthFormat.None);
bloomIntermediateRenderTarget.ClearBuffer.ClearColourEnabled = false;
//setup the blur filter, with a large 31 sample radius.
bloomBlurPass = new Xen.Ex.Filters.BlurFilter(Xen.Ex.Filters.BlurFilterFormat.ThirtyOneSampleBlur_FilteredTextureFormat, 1.0f, bloomRenderTarget, bloomIntermediateRenderTarget);
//setup the character model
this.model = new ModelInstance(); //(the model is setup in LoadContent)
this.modelRotation = new DrawRotated(model);
this.modelRotation.RotationAngle = 3;
//add the model to be drawn
drawToRenderTarget.Add(modelRotation);
//setup the shaders
this.characterRenderShader = new Shaders.Character();
//setup the output and bloom shaders
outputShader = new Shaders.RgbmDecode();
drawToScreen.Add(new ShaderElement(outputShader, new Vector2(1, 1), true));
bloomPassShader = new Shaders.RgbmDecodeBloomPass();
bloomRenderTarget.Add(new ShaderElement(bloomPassShader, new Vector2(1, 1), true));
//add a background to be drawn
drawToRenderTarget.Add(new BackgroundDrawer());
//setup the debug image displays
//--------------------------------------
this.rgmbTextureAlphaShader = new Shaders.AlphaWrite();
this.bloomTextureDisplay = new TexturedElement(this.bloomRenderTarget, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureDisplay = new TexturedElement(this.drawToRenderTarget, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureAlphaDisplay = new ShaderElement(this.rgmbTextureAlphaShader, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureAlphaDisplay.Position = new Vector2(0.7f, 0.2f);
this.rgbmTextureDisplay.Position = new Vector2(0.7f, 0.4f);
this.bloomTextureDisplay.Position = new Vector2(0.7f, 0.6f);
this.drawToScreen.Add(this.rgbmTextureDisplay);
this.drawToScreen.Add(this.rgbmTextureAlphaDisplay);
this.drawToScreen.Add(this.bloomTextureDisplay);
//setup the render config
this.configEditor = new RenderConfigEditor(this.Content);
this.drawToScreen.Add(configEditor);
this.UpdateManager.Add(configEditor);
//add a statistics overlay.
drawStats = new Xen.Ex.Graphics2D.Statistics.DrawStatisticsDisplay(this.UpdateManager);
drawToScreen.Add(drawStats);
}
protected override void Initialise()
{
Resource.EnableResourceTracking();
//setup the view camera first
//--------------------------------------
viewCamera = new Xen.Ex.Camera.FirstPersonControlledCamera3D(this.UpdateManager);
viewCamera.Projection.FieldOfView *= 0.65f;
viewCamera.MovementSensitivity *= 0.05f;
viewCamera.LookAt(new Vector3(-3, 4, 2), new Vector3(6, 6, 2), new Vector3(0, 1, 0));
viewCamera.Projection.NearClip = 0.1f;
//shadow map setup:
//--------------------------------------
const float shadowArea = 4;
const int shadowMapResolution = 1024;
//setup the shadow map rendering camera
shadowCamera = new Camera3D();
//setup the shadow map projection to roughly cover the character
shadowCamera.Projection.Orthographic = true;
shadowCamera.Projection.NearClip = shadowArea * 2;
shadowCamera.Projection.FarClip = -shadowArea * 2;
shadowCamera.Projection.Region = new Vector4(1, -1.8f, -1, 0.2f) * shadowArea;
//setup the shadow map draw target
//find a desirable format for the shadow map,
SurfaceFormat format = SurfaceFormat.Color;
//ideally use a high precision format, but only if it's supported. Avoid full 32bit float
if (DrawTargetTexture2D.SupportsFormat(SurfaceFormat.Rg32))
{
format = SurfaceFormat.Rg32; //ushort * 2
}
else if (DrawTargetTexture2D.SupportsFormat(SurfaceFormat.HalfVector2))
{
format = SurfaceFormat.HalfVector2; //fp16 * 2
}
else if (DrawTargetTexture2D.SupportsFormat(SurfaceFormat.HalfVector4))
{
format = SurfaceFormat.HalfVector4; //fp16 * 4
}
//create the shadow map
shadowMap = new DrawTargetTexture2D(shadowCamera, shadowMapResolution, shadowMapResolution, format, DepthFormat.Depth24);
shadowMap.ClearBuffer.ClearColour = Color.White;
//setup the shadow map drawer..
shadowDrawer = new Tutorial_25.ShadowMapDrawer(null, new Tutorial_25.ShadowOutputShaderProvider());
this.shadowMap.Add(shadowDrawer);
//create the main draw targets.
//--------------------------------------
drawToScreen = new DrawTargetScreen(this, new Camera2D());
drawToScreen.ClearBuffer.ClearColourEnabled = false;
drawToRenderTarget = new DrawTargetTexture2D(viewCamera, this.WindowWidth, this.WindowHeight, SurfaceFormat.Color, DepthFormat.Depth24Stencil8, false, MultiSampleType.FourSamples, RenderTargetUsage.PlatformContents);
drawToRenderTarget.ClearBuffer.ClearColourEnabled = false;
//setup the bloom draw targets
//--------------------------------------
//scale to reduce the size of the bloom target, compared to main render target
const int bloomDownsample = 8; //eight times smaller
bloomRenderTarget = new DrawTargetTexture2D(new Camera2D(), Math.Max(1, drawToRenderTarget.Width / bloomDownsample), Math.Max(1, drawToRenderTarget.Height / bloomDownsample), SurfaceFormat.Color);
bloomRenderTarget.ClearBuffer.ClearColourEnabled = false;
bloomIntermediateRenderTarget = null;
#if WINDOWS
//the bloom intermediate target is not needed on the xbox, as the full bloom target fits in EDRAM
bloomIntermediateRenderTarget = new DrawTargetTexture2D(viewCamera, bloomRenderTarget.Width, bloomRenderTarget.Height, SurfaceFormat.Color);
bloomIntermediateRenderTarget.ClearBuffer.ClearColourEnabled = false;
#endif
//setup the blur filter, with a large 31 sample radius.
bloomBlurPass = new Xen.Ex.Filters.BlurFilter(Xen.Ex.Filters.BlurFilterFormat.ThirtyOneSampleBlur_FilteredTextureFormat, 1.0f, bloomRenderTarget, bloomIntermediateRenderTarget);
//setup the character model
this.model = new ModelInstance(); //(the model is setup in LoadContent)
this.modelRotation = new DrawRotated(model);
this.modelRotation.RotationAngle = 3;
//add the model to be drawn
drawToRenderTarget.Add(modelRotation);
//setup the shaders
this.characterRenderShader = new Shaders.Character();
this.characterBlendRenderShader = new Shaders.CharacterBlend();
//setup the output and bloom shaders
outputShader = new Shaders.RgbmDecode();
drawToScreen.Add(new ShaderElement(outputShader, new Vector2(1, 1), true));
bloomPassShader = new Shaders.RgbmDecodeBloomPass();
bloomRenderTarget.Add(new ShaderElement(bloomPassShader, new Vector2(1, 1), true));
//add a background to be drawn
drawToRenderTarget.Add(new BackgroundDrawer());
//setup the debug image displays
//--------------------------------------
this.rgmbTextureAlphaShader = new Shaders.AlphaWrite();
this.bloomTextureDisplay = new TexturedElement(this.bloomRenderTarget, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureDisplay = new TexturedElement(this.drawToRenderTarget, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureAlphaDisplay = new ShaderElement(this.rgmbTextureAlphaShader, new Vector2(0.2f, 0.2f), true);
this.rgbmTextureAlphaDisplay.Position = new Vector2(0.7f, 0.2f);
this.rgbmTextureDisplay.Position = new Vector2(0.7f, 0.4f);
this.bloomTextureDisplay.Position = new Vector2(0.7f, 0.6f);
this.drawToScreen.Add(this.rgbmTextureDisplay);
this.drawToScreen.Add(this.rgbmTextureAlphaDisplay);
this.drawToScreen.Add(this.bloomTextureDisplay);
//setup the render config
this.configEditor = new RenderConfigEditor(this.Content);
this.drawToScreen.Add(configEditor);
this.UpdateManager.Add(configEditor);
//add a statistics overlay.
drawStats = new Xen.Ex.Graphics2D.Statistics.DrawStatisticsDisplay(this.UpdateManager);
drawToScreen.Add(drawStats);
}
