| public SetValue ( System.Matrix value ) : void | ||
| value | System.Matrix | |
| return | void | |
/// <summary>
/// Lazily recomputes the world inverse transpose matrix and
/// eye position based on the current effect parameter settings.
/// </summary>
internal static EffectDirtyFlags SetLightingMatrices(EffectDirtyFlags dirtyFlags, ref Matrix world, ref Matrix view,
EffectParameter worldParam, EffectParameter worldInverseTransposeParam, EffectParameter eyePositionParam)
{
// Set the world and world inverse transpose matrices.
if ((dirtyFlags & EffectDirtyFlags.World) != 0)
{
Matrix worldTranspose;
Matrix worldInverseTranspose;
Matrix.Invert(ref world, out worldTranspose);
Matrix.Transpose(ref worldTranspose, out worldInverseTranspose);
worldParam.SetValue(world);
worldInverseTransposeParam.SetValue(worldInverseTranspose);
dirtyFlags &= ~EffectDirtyFlags.World;
}
// Set the eye position.
if ((dirtyFlags & EffectDirtyFlags.EyePosition) != 0)
{
Matrix viewInverse;
Matrix.Invert(ref view, out viewInverse);
eyePositionParam.SetValue(viewInverse.Translation);
dirtyFlags &= ~EffectDirtyFlags.EyePosition;
}
return dirtyFlags;
}
protected override void OnInit()
{
base.OnInit();
Texture2D texture = Texture;
dtAfterGolUpdate = 0f;
golUpdatePeriod = 60f / 140f;
needFirstUpdate = true;
spriteBatch = new SpriteBatch(Screen.graphicsDevice);
eff = TTengineMaster.ActiveGame.Content.Load<Effect>("Effects/GoL");
effTime = eff.Parameters["Time"];
effDeltaPixelX = eff.Parameters["DeltaPixelX"];
effDeltaPixelY = eff.Parameters["DeltaPixelY"];
effDoGolUpdate = eff.Parameters["DoGolUpdate"];
effDeltaPixelX.SetValue(1f/((float)texture.Width));
effDeltaPixelY.SetValue(1f / ((float)texture.Height));
VertexShaderInit(eff);
renderBufInput = new RenderTarget2D(spriteBatch.GraphicsDevice, texture.Width, texture.Height);
renderBufOutput = new RenderTarget2D(spriteBatch.GraphicsDevice, texture.Width, texture.Height);
blendState = new BlendState();
blendState.AlphaDestinationBlend = Blend.Zero;
// first time rendering into buffer using BufferInit technique
eff.CurrentTechnique = eff.Techniques[0];
spriteBatch.Begin(SpriteSortMode.Deferred,blendState,null,null,null,eff);
spriteBatch.GraphicsDevice.SetRenderTarget(renderBufInput);
spriteBatch.Draw(texture, renderBufInput.Bounds, Color.White);
spriteBatch.End();
}
public PointLight(Vector3 position, Vector3 color, EffectParameter lightParameter)
{
this.position = position;
this.color = color;
this.lightParameter = lightParameter;
positionParameter = lightParameter.StructureMembers["vPosition"];
rangeParameter = lightParameter.StructureMembers["fRange"];
colorParameter = lightParameter.StructureMembers["vColor"];
lightParameter.StructureMembers["fFalloff"].SetValue(2.0f);
positionParameter.SetValue(position);
positionParameter.SetValue(position);
rangeParameter.SetValue(100);
colorParameter.SetValue(color);
}
internal static EffectDirtyFlags SetWorldViewProjAndFog(EffectDirtyFlags dirtyFlags, ref Matrix world, ref Matrix view, ref Matrix projection, ref Matrix worldView, bool fogEnabled, float fogStart, float fogEnd, EffectParameter worldViewProjParam, EffectParameter fogVectorParam)
{
if ((dirtyFlags & EffectDirtyFlags.WorldViewProj) != ~EffectDirtyFlags.All)
{
Matrix.Multiply(ref world, ref view, out worldView);
Matrix result;
Matrix.Multiply(ref worldView, ref projection, out result);
worldViewProjParam.SetValue(result);
dirtyFlags &= ~EffectDirtyFlags.WorldViewProj;
}
if (fogEnabled)
{
if ((dirtyFlags & (EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable)) != ~EffectDirtyFlags.All)
{
EffectHelpers.SetFogVector(ref worldView, fogStart, fogEnd, fogVectorParam);
dirtyFlags &= ~(EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable);
}
}
else if ((dirtyFlags & EffectDirtyFlags.FogEnable) != ~EffectDirtyFlags.All)
{
fogVectorParam.SetValue(Vector4.Zero);
dirtyFlags &= ~EffectDirtyFlags.FogEnable;
}
return dirtyFlags;
}
public ScanlinesEffect() : base( Core.graphicsDevice, EffectResource.scanlinesBytes )
{
_attenuationParam = Parameters["_attenuation"];
_linesFactorParam = Parameters["_linesFactor"];
_attenuationParam.SetValue( _attenuation );
_linesFactorParam.SetValue( _linesFactor );
}
public SpriteLinesEffect() : base( Core.graphicsDevice, EffectResource.spriteLinesEffectBytes )
{
_lineColorParam = Parameters["_lineColor"];
_lineSizeParam = Parameters["_lineSize"];
_lineColorParam.SetValue( _lineColor );
_lineSizeParam.SetValue( _lineSize );
}
public DotsEffect() : base( Core.graphicsDevice, EffectResource.dotsBytes )
{
_scaleParam = Parameters["scale"];
_angleParam = Parameters["angle"];
_scaleParam.SetValue( _scale );
_angleParam.SetValue( _angle );
}
public override void onAddedToScene()
{
effect = scene.contentManager.loadEffect<Effect>( "vignette", EffectResource.vignetteBytes );
_powerParam = effect.Parameters["_power"];
_radiusParam = effect.Parameters["_radius"];
_powerParam.SetValue( _power );
_radiusParam.SetValue( _radius );
}
public static void m000001()
{
f000058 = new SpriteBatch(c000074.m0000d4());
f0000c1 = c000074.f0000b0.Load<Effect>("Blur");
f0000e0 = f0000c1.Parameters["pixelSize"];
f0000e0.SetValue(new Vector2(1f / ((float) c000074.m00000f()), 1f / ((float) c000074.m000010())));
f0000c1.CommitChanges();
f00000a = true;
}
private static void SetFogVector(ref Matrix worldView, float fogStart, float fogEnd, EffectParameter fogVectorParam)
{
if ((double) fogStart == (double) fogEnd)
{
fogVectorParam.SetValue(new Vector4(0.0f, 0.0f, 0.0f, 1f));
}
else
{
float num = (float) (1.0 / ((double) fogStart - (double) fogEnd));
fogVectorParam.SetValue(new Vector4()
{
X = worldView.M13 * num,
Y = worldView.M23 * num,
Z = worldView.M33 * num,
W = (worldView.M43 + fogStart) * num
});
}
}
public override void onAddedToScene()
{
effect = scene.content.loadEffect<Effect>( "vignette", EffectResource.letterboxBytes );
_colorParam = effect.Parameters["_color"];
_letterboxSizeParam = effect.Parameters["_letterboxSize"];
_colorParam.SetValue( _color.ToVector4() );
_letterboxSizeParam.SetValue( _letterboxSize );
}
public TwistEffect() : base( Core.graphicsDevice, EffectResource.twistBytes )
{
_radiusParam = Parameters["radius"];
_angleParam = Parameters["angle"];
_offsetParam = Parameters["offset"];
_radiusParam.SetValue( _radius );
_angleParam.SetValue( _angle );
_offsetParam.SetValue( _offset );
}
public BlurEffect()
{
if (!GeneralManager.Effects.ContainsKey("Effects/Blur"))
{
GeneralManager.LoadEffect("Effects/Blur");
}
BloomEffect = GeneralManager.Effects["Effects/Blur"];
Value = BloomEffect.Parameters["Param"];
Value.SetValue(0.05f);
}
public ReflectionEffect() : base( Core.graphicsDevice, EffectResource.reflectionBytes )
{
_reflectionIntensityParam = Parameters["_reflectionIntensity"];
_renderTextureParam = Parameters["_renderTexture"];
_normalMapParam = Parameters["_normalMap"];
_matrixTransformParam = Parameters["_matrixTransform"];
_normalMagnitudeParam = Parameters["_normalMagnitude"];
_reflectionIntensityParam.SetValue( _reflectionIntensity );
_normalMagnitudeParam.SetValue( _normalMagnitude );
}
public override void onAddedToScene()
{
effect = scene.contentManager.loadEffect<Effect>( "pixelGlitch", EffectResource.pixelGlitchBytes );
_verticalSizeParam = effect.Parameters["_verticalSize"];
_horizontalOffsetParam = effect.Parameters["_horizontalOffset"];
_screenSizeParam = effect.Parameters["_screenSize"];
_verticalSizeParam.SetValue( _verticalSize );
_horizontalOffsetParam.SetValue( _horizontalOffset );
_screenSizeParam.SetValue( new Vector2( Screen.width, Screen.height ) );
}
public DissolveEffect( Texture2D dissolveTexture ) : base( Core.graphicsDevice, EffectResource.dissolveBytes )
{
_progressParam = Parameters["_progress"];
_dissolveThresholdParam = Parameters["_dissolveThreshold"];
_dissolveThresholdColorParam = Parameters["_dissolveThresholdColor"];
_dissolveTexParam = Parameters["_dissolveTex"];
_progressParam.SetValue( _progress );
_dissolveThresholdParam.SetValue( _dissolveThreshold );
_dissolveThresholdColorParam.SetValue( _dissolveThresholdColor.ToVector4() );
_dissolveTexParam.SetValue( dissolveTexture );
}
public override void onAddedToScene()
{
effect = scene.contentManager.loadEffect<Effect>( "heatDistortion", EffectResource.heatDistortionBytes );
_timeParam = effect.Parameters["_time"];
_distortionFactorParam = effect.Parameters["_distortionFactor"];
_riseFactorParam = effect.Parameters["_riseFactor"];
_distortionFactorParam.SetValue( _distortionFactor );
_riseFactorParam.SetValue( _riseFactor );
distortionTexture = scene.contentManager.Load<Texture2D>( "nez/textures/heatDistortionNoise" );
}
/// <summary>
/// Set light properties to given effect
/// </summary>
public void SetEffect(
EffectParameter effectLightPosition,
EffectParameter effectLightColor,
Matrix worldInverse)
{
Vector4 positionRadius =
new Vector4(Vector3.Transform(position,worldInverse),radius);
if (effectLightPosition != null)
{
effectLightPosition.SetValue(positionRadius);
}
if (effectLightColor != null)
{
effectLightColor.SetValue(color);
}
}
/// <summary>
/// Lazily recomputes the world+view+projection matrix and
/// fog vector based on the current effect parameter settings.
/// </summary>
internal static EffectDirtyFlags SetWorldViewProjAndFog(EffectDirtyFlags dirtyFlags,
ref Matrix world, ref Matrix view, ref Matrix projection, ref Matrix worldView,
bool fogEnabled, float fogStart, float fogEnd,
EffectParameter worldViewProjParam, EffectParameter fogVectorParam)
{
// Recompute the world+view+projection matrix?
if ((dirtyFlags & EffectDirtyFlags.WorldViewProj) != 0)
{
Matrix worldViewProj;
Matrix.Multiply(ref world, ref view, out worldView);
Matrix.Multiply(ref worldView, ref projection, out worldViewProj);
//worldViewProjParam.SetValue(worldViewProj);
worldViewProjParam.SetValue(worldViewProj);
//System.Console.WriteLine("Helper");
dirtyFlags &= ~EffectDirtyFlags.WorldViewProj;
}
if (fogEnabled)
{
// Recompute the fog vector?
if ((dirtyFlags & (EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable)) != 0)
{
SetFogVector(ref worldView, fogStart, fogEnd, fogVectorParam);
dirtyFlags &= ~(EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable);
}
}
else
{
// When fog is disabled, make sure the fog vector is reset to zero.
if ((dirtyFlags & EffectDirtyFlags.FogEnable) != 0)
{
fogVectorParam.SetValue(Vector4.Zero);
dirtyFlags &= ~EffectDirtyFlags.FogEnable;
}
}
return dirtyFlags;
}
internal static EffectDirtyFlags SetLightingMatrices(EffectDirtyFlags dirtyFlags, ref Matrix world, ref Matrix view, EffectParameter worldParam, EffectParameter worldInverseTransposeParam, EffectParameter eyePositionParam)
{
if ((dirtyFlags & EffectDirtyFlags.World) != ~EffectDirtyFlags.All)
{
Matrix result1;
Matrix.Invert(ref world, out result1);
Matrix result2;
Matrix.Transpose(ref result1, out result2);
worldParam.SetValue(world);
worldInverseTransposeParam.SetValue(result2);
dirtyFlags &= ~EffectDirtyFlags.World;
}
if ((dirtyFlags & EffectDirtyFlags.EyePosition) != ~EffectDirtyFlags.All)
{
Matrix result;
Matrix.Invert(ref view, out result);
eyePositionParam.SetValue(result.Translation);
dirtyFlags &= ~EffectDirtyFlags.EyePosition;
}
return dirtyFlags;
}
public override void Draw(GameTime gameTime)
{
// Here, we're getting the position of the lantern and passing it into the pixel shader to apply the lighting effect
#region Lighting
LightSrc = new Vector2((lantern.pos.X + 32) / 1280.0f, ((lantern.pos.Y + 64) / 720.0f));
float elapsedTime = (float)gameTime.ElapsedGameTime.TotalSeconds;
lightParam = lighting.Parameters["lightPos"];
lighting.Parameters["intensity"].SetValue(intensity);
lightParam.SetValue(LightSrc);
ScreenManager.SpriteBatch.Begin(SpriteSortMode.Deferred, BlendState.AlphaBlend, SamplerState.LinearClamp, DepthStencilState.None, RasterizerState.CullCounterClockwise, lighting);
ScreenManager.SpriteBatch.Draw(black, new Rectangle(0, 0, 1280, 720), Color.White);
ScreenManager.SpriteBatch.End();
#endregion Lighting
// Just draws useful stuff to the screen
#region Debug Drawing
ScreenManager.SpriteBatch.Begin();
ScreenManager.SpriteBatch.DrawString(font, "FPS: " + fps + "\nOn Ground: " + player.playerState.onGround +
"\nWorld X: " + world.currentX + "\nWorld Y: " + world.currentY, new Vector2(20.0f, 20.0f), Color.White);
ScreenManager.SpriteBatch.End();
#endregion Debug Drawing
}
public void ApplyFrustumCorners(EffectParameter frustumCorners, Vector2 topLeftVertex, Vector2 bottomRightVertex)
{
float dx = _currentFrustumCorners[1].X - _currentFrustumCorners[0].X;
float dy = _currentFrustumCorners[0].Y - _currentFrustumCorners[2].Y;
_localFrustumCorners[0] = _currentFrustumCorners[2];
_localFrustumCorners[0].X += dx * (topLeftVertex.X * 0.5f + 0.5f);
_localFrustumCorners[0].Y += dy * (bottomRightVertex.Y * 0.5f + 0.5f);
_localFrustumCorners[1] = _currentFrustumCorners[2];
_localFrustumCorners[1].X += dx * (bottomRightVertex.X * 0.5f + 0.5f);
_localFrustumCorners[1].Y += dy * (bottomRightVertex.Y * 0.5f + 0.5f);
_localFrustumCorners[2] = _currentFrustumCorners[2];
_localFrustumCorners[2].X += dx * (topLeftVertex.X * 0.5f + 0.5f);
_localFrustumCorners[2].Y += dy * (topLeftVertex.Y * 0.5f + 0.5f);
_localFrustumCorners[3] = _currentFrustumCorners[2];
_localFrustumCorners[3].X += dx * (bottomRightVertex.X * 0.5f + 0.5f);
_localFrustumCorners[3].Y += dy * (topLeftVertex.Y * 0.5f + 0.5f);
frustumCorners.SetValue(_localFrustumCorners);
}
public WaterReflectionEffect() : base()
{
CurrentTechnique = Techniques["WaterReflectionTechnique"];
_timeParam = Parameters["_time"];
_sparkleIntensityParam = Parameters["_sparkleIntensity"];
_sparkleColorParam = Parameters["_sparkleColor"];
_screenSpaceVerticalOffsetParam = Parameters["_screenSpaceVerticalOffset"];
_perspectiveCorrectionIntensityParam = Parameters["_perspectiveCorrectionIntensity"];
_firstDisplacementSpeedParam = Parameters["_firstDisplacementSpeed"];
_secondDisplacementSpeedParam = Parameters["_secondDisplacementSpeed"];
_secondDisplacementScaleParam = Parameters["_secondDisplacementScale"];
_sparkleIntensityParam.SetValue( _sparkleIntensity );
_sparkleColorParam.SetValue( Vector3.One );
_perspectiveCorrectionIntensityParam.SetValue( _perspectiveCorrectionIntensity );
firstDisplacementSpeed = _firstDisplacementSpeed;
secondDisplacementSpeed = _secondDisplacementSpeed;
_secondDisplacementScaleParam.SetValue( _secondDisplacementScale );
// override some defaults from the ReflectionEffect
reflectionIntensity = _reflectionIntensity;
normalMagnitude = _normalMagnitude;
}
//EffectParameter PcolorMap;
//EffectParameter PlightMap;
#endregion
#region IDeferredFinalCombination Members
public void LoadContent(IContentManager manager, Engine.GraphicInfo ginfo, Engine.GraphicFactory factory, bool useFloatBuffer, bool saveToTexture )
{
this.useFloatBuffer = useFloatBuffer;
this.ginfo = ginfo;
this.saveToTexture = saveToTexture;
finalCombineEffect = manager.GetAsset<Effect>("CombineFinal",true);
PhalfPixel = finalCombineEffect.Parameters["halfPixel"];
PambientColor = finalCombineEffect.Parameters["ambientColor"];
//PEXTRA1 = finalCombineEffect.Parameters["EXTRA1"];
//PcolorMap = finalCombineEffect.Parameters["colorMap"];
//PlightMap = finalCombineEffect.Parameters["lightMap"];
PhalfPixel.SetValue(ginfo.HalfPixel);
if (saveToTexture)
{
if (useFloatBuffer)
target = factory.CreateRenderTarget(ginfo.BackBufferWidth, ginfo.BackBufferHeight, SurfaceFormat.HdrBlendable, ginfo.UseMipMap, DepthFormat.None, ginfo.MultiSample, RenderTargetUsage.DiscardContents);
else
target = factory.CreateRenderTarget(ginfo.BackBufferWidth, ginfo.BackBufferHeight, SurfaceFormat.Color, ginfo.UseMipMap, DepthFormat.None, ginfo.MultiSample, RenderTargetUsage.DiscardContents);
}
}
/// <summary>
/// Draws the models managed by the batch.
/// </summary>
public void Draw(Effect effect, EffectParameter worldTransformsParameter, EffectParameter textureIndicesParameter, EffectPass pass)
{
if (vertices.Length > 0)
{
graphicsDevice.SetVertexBuffers(bindings);
graphicsDevice.Indices = indexBuffer;
worldTransformsParameter.SetValue(worldTransforms);
textureIndicesParameter.SetValue(textureIndices);
pass.Apply();
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList,
0, 0, vertices.Length,
0, indices.Length / 3);
}
}
/// <summary>
/// Set a shader parameter to some data provided by CBero
/// </summary>
/// <param name="effectParameter">the shader parameter</param>
/// <param name="semantic">the type of data requested</param>
public void setBuiltInShaderParameter(EffectParameter effectParameter, Material.ShaderParameterSemantic semantic)
{
if (effectParameter == null)
return;
switch (semantic)
{
case Material.ShaderParameterSemantic.MODEL_MATRIX:
{
effectParameter.SetValue(RenderState.m_currentWorld.Peek());
break;
}
case Material.ShaderParameterSemantic.MODEL_INV_MATRIX:
{
Matrix inv = Matrix.Invert(RenderState.m_currentWorld.Peek());
effectParameter.SetValue(inv);
break;
}
case Material.ShaderParameterSemantic.MODEL_INV_TRANS_MATRIX:
{
Matrix invTrans = Matrix.Transpose(Matrix.Invert(RenderState.m_currentWorld.Peek()));
effectParameter.SetValue(invTrans);
break;
}
case Material.ShaderParameterSemantic.MODEL_TRANS_MATRIX:
{
Matrix trans = Matrix.Transpose(RenderState.m_currentWorld.Peek());
effectParameter.SetValue(trans);
break;
}
case Material.ShaderParameterSemantic.VIEW_MATRIX:
{
effectParameter.SetValue(RenderState.m_currentView.Peek());
break;
}
case Material.ShaderParameterSemantic.VIEW_INV_MATRIX:
{
Matrix inv = Matrix.Invert(RenderState.m_currentView.Peek());
effectParameter.SetValue(inv);
break;
}
case Material.ShaderParameterSemantic.VIEW_TRANS_MATRIX:
{
Matrix trans = Matrix.Transpose(RenderState.m_currentView.Peek());
effectParameter.SetValue(trans);
break;
}
case Material.ShaderParameterSemantic.VIEW_INV_TRANS_MATRIX:
{
Matrix invTrans = Matrix.Transpose(Matrix.Invert(RenderState.m_currentView.Peek()));
effectParameter.SetValue(invTrans);
break;
}
case Material.ShaderParameterSemantic.PROJECTION_MATRIX:
{
effectParameter.SetValue(RenderState.m_currentProj.Peek());
break;
}
case Material.ShaderParameterSemantic.VIEW_PROJECTION_MATRIX:
{
Matrix viewProj = Matrix.Multiply(RenderState.m_currentView.Peek(), RenderState.m_currentProj.Peek());
effectParameter.SetValue(viewProj);
break;
}
case Material.ShaderParameterSemantic.MODEL_VIEW_PROJECTION_MATRIX:
{
Matrix mvp = Matrix.Multiply(Matrix.Multiply(RenderState.m_currentWorld.Peek(), RenderState.m_currentView.Peek()), RenderState.m_currentProj.Peek());
effectParameter.SetValue(mvp);
break;
}
case Material.ShaderParameterSemantic.BONE_TRANSFORMS:
{
Matrix[] bone;
IRenderable3D renderable = RenderState.m_currentRenderable.Peek();
if (renderable is SkinnedRenderable3D)
{
SkinnedRenderable3D skinned = renderable as SkinnedRenderable3D;
bone = skinned.GetSkinTransforms();
}
else
{
bone = new Matrix[1] { Matrix.Identity };
}
effectParameter.SetValue(bone);
break;
}
case Material.ShaderParameterSemantic.TEXTURE2D0:
{
effectParameter.SetValue(RenderState.m_currentTexture[0].Peek());
break;
}
case Material.ShaderParameterSemantic.TEXTURE2D1:
{
effectParameter.SetValue(RenderState.m_currentTexture[1].Peek());
break;
}
case Material.ShaderParameterSemantic.TEXTURE2D2:
{
effectParameter.SetValue(RenderState.m_currentTexture[2].Peek());
break;
}
case Material.ShaderParameterSemantic.TEXTURE2D3:
{
effectParameter.SetValue(RenderState.m_currentTexture[3].Peek());
break;
}
case Material.ShaderParameterSemantic.AMBIENTLIGHTING:
{
effectParameter.SetValue(RenderState.GetAmbientLighting().ToVector3());
break;
}
case Material.ShaderParameterSemantic.BACKGROUNDCOLOR:
{
effectParameter.SetValue(RenderState.GetClearColor().ToVector3());
break;
}
case Material.ShaderParameterSemantic.FOGCOLOR:
{
effectParameter.SetValue(RenderState.GetFogColor().ToVector3());
break;
}
// TODO implement USER_DEFINED_*
}
}
/// <summary>
/// Lazily computes derived parameter values immediately before applying the effect.
/// </summary>
protected internal override bool OnApply()
{
// Recompute the world+view+projection matrix or fog vector?
dirtyFlags = EffectHelpers.SetWorldViewProjAndFog(dirtyFlags, ref world, ref view, ref projection, ref worldView, fogEnabled, fogStart, fogEnd, worldViewProjParam, fogVectorParam);
// Recompute the diffuse/alpha material color parameter?
if ((dirtyFlags & EffectDirtyFlags.MaterialColor) != 0)
{
diffuseColorParam.SetValue(new Vector4(diffuseColor * alpha, alpha));
dirtyFlags &= ~EffectDirtyFlags.MaterialColor;
}
// Recompute the alpha test settings?
if ((dirtyFlags & EffectDirtyFlags.AlphaTest) != 0)
{
Vector4 alphaTest = new Vector4();
bool eqNe = false;
// Convert reference alpha from 8 bit integer to 0-1 float format.
float reference = (float)referenceAlpha / 255f;
// Comparison tolerance of half the 8 bit integer precision.
const float threshold = 0.5f / 255f;
switch (alphaFunction)
{
case CompareFunction.Less:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.X = reference - threshold;
alphaTest.Z = 1;
alphaTest.W = -1;
break;
case CompareFunction.LessEqual:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.X = reference + threshold;
alphaTest.Z = 1;
alphaTest.W = -1;
break;
case CompareFunction.GreaterEqual:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.X = reference - threshold;
alphaTest.Z = -1;
alphaTest.W = 1;
break;
case CompareFunction.Greater:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.X = reference + threshold;
alphaTest.Z = -1;
alphaTest.W = 1;
break;
case CompareFunction.Equal:
// Shader will evaluate: clip((abs(a - x) < Y) ? z : w)
alphaTest.X = reference;
alphaTest.Y = threshold;
alphaTest.Z = 1;
alphaTest.W = -1;
eqNe = true;
break;
case CompareFunction.NotEqual:
// Shader will evaluate: clip((abs(a - x) < Y) ? z : w)
alphaTest.X = reference;
alphaTest.Y = threshold;
alphaTest.Z = -1;
alphaTest.W = 1;
eqNe = true;
break;
case CompareFunction.Never:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.Z = -1;
alphaTest.W = -1;
break;
case CompareFunction.Always:
default:
// Shader will evaluate: clip((a < x) ? z : w)
alphaTest.Z = 1;
alphaTest.W = 1;
break;
}
alphaTestParam.SetValue(alphaTest);
dirtyFlags &= ~EffectDirtyFlags.AlphaTest;
// If we changed between less/greater vs. equal/notequal
// compare modes, we must also update the shader index.
if (isEqNe != eqNe)
{
isEqNe = eqNe;
dirtyFlags |= EffectDirtyFlags.ShaderIndex;
}
}
// Recompute the shader index?
if ((dirtyFlags & EffectDirtyFlags.ShaderIndex) != 0)
{
int shaderIndex = 0;
if (!fogEnabled)
{
shaderIndex += 1;
}
if (vertexColorEnabled)
{
shaderIndex += 2;
}
if (isEqNe)
{
shaderIndex += 4;
}
dirtyFlags &= ~EffectDirtyFlags.ShaderIndex;
if (_shaderIndex != shaderIndex)
{
_shaderIndex = shaderIndex;
CurrentTechnique = Techniques[_shaderIndex];
return(true);
}
}
return(false);
}
/// <summary>
/// Sets the diffuse/emissive/alpha material color parameters.
/// </summary>
internal static void SetMaterialColor(bool lightingEnabled, float alpha,
ref Vector3 diffuseColor, ref Vector3 emissiveColor, ref Vector3 ambientLightColor,
EffectParameter diffuseColorParam, EffectParameter emissiveColorParam)
{
// Desired lighting model:
//
// ((AmbientLightColor + sum(diffuse directional light)) * DiffuseColor) + EmissiveColor
//
// When lighting is disabled, ambient and directional lights are ignored, leaving:
//
// DiffuseColor + EmissiveColor
//
// For the lighting disabled case, we can save one shader instruction by precomputing
// diffuse+emissive on the CPU, after which the shader can use DiffuseColor directly,
// ignoring its emissive parameter.
//
// When lighting is enabled, we can merge the ambient and emissive settings. If we
// set our emissive parameter to emissive+(ambient*diffuse), the shader no longer
// needs to bother adding the ambient contribution, simplifying its computation to:
//
// (sum(diffuse directional light) * DiffuseColor) + EmissiveColor
//
// For futher optimization goodness, we merge material alpha with the diffuse
// color parameter, and premultiply all color values by this alpha.
if (lightingEnabled)
{
Vector4 diffuse = new Vector4();
Vector3 emissive = new Vector3();
diffuse.X = diffuseColor.X * alpha;
diffuse.Y = diffuseColor.Y * alpha;
diffuse.Z = diffuseColor.Z * alpha;
diffuse.W = alpha;
emissive.X = (emissiveColor.X + ambientLightColor.X * diffuseColor.X) * alpha;
emissive.Y = (emissiveColor.Y + ambientLightColor.Y * diffuseColor.Y) * alpha;
emissive.Z = (emissiveColor.Z + ambientLightColor.Z * diffuseColor.Z) * alpha;
diffuseColorParam.SetValue(diffuse);
emissiveColorParam.SetValue(emissive);
}
else
{
Vector4 diffuse = new Vector4();
diffuse.X = (diffuseColor.X + emissiveColor.X) * alpha;
diffuse.Y = (diffuseColor.Y + emissiveColor.Y) * alpha;
diffuse.Z = (diffuseColor.Z + emissiveColor.Z) * alpha;
diffuse.W = alpha;
diffuseColorParam.SetValue(diffuse);
}
}
/// <summary>
/// Sets a vector which can be dotted with the object space vertex position to compute fog amount.
/// </summary>
static void SetFogVector(ref Matrix worldView, float fogStart, float fogEnd, EffectParameter fogVectorParam)
{
if (fogStart == fogEnd)
{
// Degenerate case: force everything to 100% fogged if start and end are the same.
fogVectorParam.SetValue(new Vector4(0, 0, 0, 1));
}
else
{
// We want to transform vertex positions into view space, take the resulting
// Z value, then scale and offset according to the fog start/end distances.
// Because we only care about the Z component, the shader can do all this
// with a single dot product, using only the Z row of the world+view matrix.
float scale = 1f / (fogStart - fogEnd);
Vector4 fogVector = new Vector4();
fogVector.X = worldView.M13 * scale;
fogVector.Y = worldView.M23 * scale;
fogVector.Z = worldView.M33 * scale;
fogVector.W = (worldView.M43 + fogStart) * scale;
fogVectorParam.SetValue(fogVector);
}
}
public static bool TryParse(Stream s, GraphicsDevice g, ContentManager c, out Effect fx, ref List <object> refs, ParsingFlags ps = ParsingFlags.None)
{
fx = null;
StreamReader f = new StreamReader(new BufferedStream(s));
// Get The Arguments From The Material File
List <string[]> args = new List <string[]>();
while (!f.EndOfStream)
{
string line = f.ReadLine();
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
string[] split = line.Split(new string[] { "|" }, StringSplitOptions.RemoveEmptyEntries);
if (split.Length < 1)
{
continue;
}
split[0] = split[0].Trim().ToLower();
switch (split[0])
{
case "fx": if (split.Length >= 2)
{
args.Add(split);
}
break;
case "fxpt": if (split.Length >= 3)
{
args.Add(split);
}
break;
case "fxptc": if (split.Length >= 3)
{
args.Add(split);
}
break;
case "fxpf": if (split.Length >= 4)
{
args.Add(split);
}
break;
}
}
// Get The Effect For This Material
Predicate <string[]> fxMatch = (a) => { return(a[0].Equals("fx")); };
string[] fxArg = args.Find(fxMatch);
if (fxArg == null)
{
return(false);
}
args.RemoveAll(fxMatch);
// Try To Create The Effect
if (ps.HasFlag(ParsingFlags.LoadEffectByteCode))
{
try {
byte[] code = null;
using (FileStream fxs = File.OpenRead(fxArg[1].Trim())) {
code = new byte[fxs.Length];
fxs.Read(code, 0, code.Length);
}
fx = new Effect(g, code);
}
catch (Exception) { fx = null; return(false); }
}
else
{
try { fx = c.Load <Effect>(fxArg[1].Trim()); }
catch (Exception) { fx = null; return(false); }
}
// Will Attempt To Set As Many Uniforms As Possible Without Raising Errors
foreach (string[] arg in args)
{
switch (arg[0])
{
case "fxpt":
EffectParameter fxpt = fx.Parameters[arg[1].Trim()];
if (fxpt == null)
{
continue;
}
try {
Texture2D t = null;
if (ps.HasFlag(ParsingFlags.LoadTextureStream))
{
using (FileStream ts = File.OpenRead(arg[2].Trim())) {
t = Texture2D.FromStream(g, ts);
}
}
else
{
t = c.Load <Texture2D>(arg[2].Trim());
}
if (t != null)
{
refs.Add(t);
fxpt.SetValue(t);
}
}
catch (Exception) { continue; }
break;
case "fxptc": // Texture Cube Parameter
EffectParameter fxptc = fx.Parameters[arg[1].Trim()];
if (fxptc == null)
{
continue;
}
try {
TextureCube tc = c.Load <TextureCube>(arg[2].Trim());
if (tc != null)
{
refs.Add(tc);
fxptc.SetValue(tc);
}
}
catch (Exception) { continue; }
break;
case "fxpf": // Vector Parameter
EffectParameter fxptv = fx.Parameters[arg[1].Trim()];
int comps;
if (fxptv == null || !int.TryParse(arg[2], out comps))
{
continue;
}
string[] sc = arg[3].Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
if (sc.Length != comps)
{
continue;
}
switch (comps)
{
case 1:
float v1;
if (float.TryParse(sc[0], out v1))
{
fxptv.SetValue(v1);
}
break;
case 2:
Vector2 v2 = Vector2.Zero;
if (float.TryParse(sc[0], out v2.X) &&
float.TryParse(sc[1], out v2.Y)
)
{
fxptv.SetValue(v2);
}
break;
case 3:
Vector3 v3 = Vector3.Zero;
if (float.TryParse(sc[0], out v3.X) &&
float.TryParse(sc[1], out v3.Y) &&
float.TryParse(sc[2], out v3.Z)
)
{
fxptv.SetValue(v3);
}
break;
case 4:
Vector4 v4 = Vector4.Zero;
if (float.TryParse(sc[0], out v4.X) &&
float.TryParse(sc[1], out v4.Y) &&
float.TryParse(sc[2], out v4.Z) &&
float.TryParse(sc[3], out v4.W)
)
{
fxptv.SetValue(v4);
}
break;
default:
if (comps > 4)
{
float[] vn = new float[comps];
bool vnc = true;
for (int i = 0; i < sc.Length && i < vn.Length && vnc; i++)
{
if (!float.TryParse(sc[i], out vn[i]))
{
vnc = false;
}
}
if (vnc)
{
fxptv.SetValue(vn);
}
}
break;
}
break;
}
}
return(true);
}
/// <summary>
/// Sets the value of the parameter.
/// </summary>
/// <param name="value">Bool value</param>
public void SetValue(bool value)
{
_param.SetValue(value);
}
/// <summary>
/// Set the effect parameters for this animated sprite
/// </summary>
public DrawMode SetEffect(
EffectParameter effectTexture,
EffectParameter effectFrameOffset,
EffectParameter effectFrameSize,
EffectParameter effectFrameBlend)
{
// set texture
if (effectTexture != null)
{
effectTexture.SetValue(texture);
}
// calculate opacity based on squared normalized life time
float opacity = Math.Min(1.0f, elapsedTime / totalTime);
opacity = 1.0f - opacity*opacity;
// calculate the float frame position used for frame blending
float floatFrame = elapsedTime * frameRate;
// get the two frames to blend
int frame = Math.Min(numberFrames - 1, (int)floatFrame);
int nextFrame = Math.Min(numberFrames - 1, (frame + 1));
// set frame size
if (effectFrameSize != null)
{
effectFrameSize.SetValue(frameSize);
}
// set frame offset
Vector4 frameOffset = new Vector4(
frame % numberFramesX, frame / numberFramesX,
nextFrame % numberFramesX, nextFrame / numberFramesX);
if (effectFrameOffset != null)
{
effectFrameOffset.SetValue(frameOffset);
}
// set blend factor
float blendFactor = floatFrame - (float)frame;
if (effectFrameBlend != null)
{
effectFrameBlend.SetValue(new Vector2(blendFactor, 2 * opacity));
}
// return true to enable additive blending (if false alpha blending is used)
return drawMode;
}
/// <summary>
/// Lazily computes derived parameter values immediately before applying the effect.
/// </summary>
protected internal override void OnApply()
{
// Recompute the shader index?
// if ((dirtyFlags & EffectDirtyFlags.ShaderIndex) != 0) {
int shaderIndex = 0;
if (!fogEnabled)
{
shaderIndex += 1;
}
if (vertexColorEnabled)
{
shaderIndex += 2;
}
if (textureEnabled)
{
shaderIndex += 4;
}
if (lightingEnabled)
{
if (preferPerPixelLighting)
{
shaderIndex += 24;
}
else if (oneLight)
{
shaderIndex += 16;
}
else
{
shaderIndex += 8;
}
}
//
// //shaderIndexParam.SetValue (shaderIndex);
//
// dirtyFlags &= ~EffectDirtyFlags.ShaderIndex;
if (oldIndex != shaderIndex)
{
int vertexShader = VSArray[VSIndices[shaderIndex]];
int fragmentShader = PSArray[PSIndices[shaderIndex]];
UpdateTechnique("BasicEffect", "", vertexShader, fragmentShader);
oldIndex = shaderIndex;
// Update here
}
// }
// These are the states that work
GLStateManager.Projection(Projection);
GLStateManager.WorldView(world, view);
// Override this for now for testing purposes
dirtyFlags |= EffectDirtyFlags.World | EffectDirtyFlags.WorldViewProj;
dirtyFlags |= EffectDirtyFlags.WorldViewProj | EffectDirtyFlags.EyePosition;
dirtyFlags &= ~EffectDirtyFlags.FogEnable; // turn off fog for now
dirtyFlags |= EffectDirtyFlags.MaterialColor;
GLStateManager.Textures2D(TextureEnabled);
GLStateManager.ColorArray(VertexColorEnabled);
// Recompute the world+view+projection matrix or fog vector?
dirtyFlags = EffectHelpers.SetWorldViewProjAndFog(dirtyFlags, ref world, ref view, ref projection, ref worldView, fogEnabled, fogStart, fogEnd, worldViewProjParam, fogVectorParam);
// Recompute the diffuse/emissive/alpha material color parameters?
if ((dirtyFlags & EffectDirtyFlags.MaterialColor) != 0)
{
EffectHelpers.SetMaterialColor(lightingEnabled, alpha, ref diffuseColor, ref emissiveColor, ref ambientLightColor, diffuseColorParam, emissiveColorParam);
dirtyFlags &= ~EffectDirtyFlags.MaterialColor;
}
if (TextureEnabled)
{
_texture.Apply();
textureParam.SetValue(_texture);
//System.Console.WriteLine("Texture set");
}
//
// if (lightingEnabled) {
// // Recompute the world inverse transpose and eye position?
// dirtyFlags = EffectHelpers.SetLightingMatrices (dirtyFlags, ref world, ref view, worldParam, worldInverseTransposeParam, eyePositionParam);
//
// // Check if we can use the only-bother-with-the-first-light shader optimization.
// bool newOneLight = !light1.Enabled && !light2.Enabled;
//
// if (oneLight != newOneLight) {
// oneLight = newOneLight;
// dirtyFlags |= EffectDirtyFlags.ShaderIndex;
// }
// }
}
/// <summary>
/// Loads all effects and initializes effect variables
/// </summary>
/// <remarks>
/// This method is automatically called when FlatRedBall is Initialized if
/// post processing is suppoted in the current build of the engine.
/// </remarks>
#endregion
internal static void InitializeEffects()
{
#if !MONOGAME
// Create the sprite batch
mSpriteBatch = new SpriteBatch(FlatRedBallServices.GraphicsDevice);
// Shared parameters
#region Get and initialize shared parameters
// Get the effect
// If modifying the shaders uncomment the following file:
//mSharedParametersEffect = FlatRedBallServices.Load<Effect>(@"Assets\Shaders\PostProcessing\Blur");
// Otherwise, keep the following line uncommented so the .xnb files in the
// resources are used.
mSharedParametersEffect = FlatRedBallServices.mResourceContentManager.Load<Effect>(@"Blur");
// Get shared effect parameters
mPixelSize = mSharedParametersEffect.Parameters["pixelSize"];
// Initialize shared effect parameters
mPixelSize.SetValue(new Vector2(
1f / (float)FlatRedBallServices.ClientWidth,
1f / (float)FlatRedBallServices.ClientHeight));
// Commit
#if !XNA4
mSharedParametersEffect.CommitChanges();
#endif
#endregion
#endif
mIsInitialized = true;
}
